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7aee089978 |
32
.gitignore
vendored
32
.gitignore
vendored
@@ -1,17 +1,9 @@
|
||||
.config
|
||||
.version
|
||||
*.a
|
||||
*.o
|
||||
*.d
|
||||
*.def
|
||||
*.dll
|
||||
*.exe
|
||||
*.ho
|
||||
*.lib
|
||||
*.pc
|
||||
*.so
|
||||
*.so.*
|
||||
*.ver
|
||||
*-example
|
||||
*-test
|
||||
*_g
|
||||
@@ -23,42 +15,38 @@ config.*
|
||||
doc/*.1
|
||||
doc/*.html
|
||||
doc/*.pod
|
||||
doc/fate.txt
|
||||
doxy
|
||||
ffmpeg
|
||||
ffplay
|
||||
ffprobe
|
||||
ffserver
|
||||
avconv
|
||||
doc/avoptions_codec.texi
|
||||
doc/avoptions_format.texi
|
||||
doc/print_options
|
||||
doc/examples/decoding_encoding
|
||||
doc/examples/filtering_audio
|
||||
doc/examples/filtering_video
|
||||
doc/examples/metadata
|
||||
doc/examples/muxing
|
||||
libavcodec/*_tablegen
|
||||
libavcodec/*_tables.c
|
||||
libavcodec/*_tables.h
|
||||
libavcodec/codec_names.h
|
||||
libavcodec/libavcodec*
|
||||
libavcore/libavcore*
|
||||
libavdevice/libavdevice*
|
||||
libavfilter/libavfilter*
|
||||
libavformat/libavformat*
|
||||
libavutil/avconfig.h
|
||||
libavutil/libavutil*
|
||||
libpostproc/libpostproc*
|
||||
libswscale/libswscale*
|
||||
tests/audiogen
|
||||
tests/base64
|
||||
tests/data
|
||||
tests/rotozoom
|
||||
tests/seek_test
|
||||
tests/tiny_psnr
|
||||
tests/videogen
|
||||
tests/vsynth1
|
||||
tests/vsynth2
|
||||
tools/aviocat
|
||||
tools/cws2fws
|
||||
tools/ffeval
|
||||
tools/graph2dot
|
||||
tools/ismindex
|
||||
tools/lavfi-showfiltfmts
|
||||
tools/pktdumper
|
||||
tools/probetest
|
||||
tools/qt-faststart
|
||||
tools/trasher
|
||||
tools/trasher*.d
|
||||
version.h
|
||||
|
@@ -500,3 +500,5 @@ necessary. Here is a sample; alter the names:
|
||||
Ty Coon, President of Vice
|
||||
|
||||
That's all there is to it!
|
||||
|
||||
|
||||
|
361
Changelog
361
Changelog
@@ -1,236 +1,113 @@
|
||||
Entries are sorted chronologically from oldest to youngest within each release,
|
||||
releases are sorted from youngest to oldest.
|
||||
|
||||
version next:
|
||||
version 0.7.4:
|
||||
|
||||
version 0.11.2:
|
||||
|
||||
- Several bugs and crashes have been fixed as well as build problems
|
||||
with recent mingw64
|
||||
- vorbis: An additional defense in the Vorbis codec. (CVE-2011-3895)
|
||||
- vorbisdec: Fix decoding bug with channel handling.
|
||||
- matroskadec: Fix a bug where a pointer was cached to an array that might
|
||||
later move due to a realloc(). (CVE-2011-3893)
|
||||
- vorbis: Avoid some out-of-bounds reads. (CVE-2011-3893)
|
||||
- vp3: fix oob read for negative tokens and memleaks on error, (CVE-2011-3892)
|
||||
- avserver: Fix a bug where the socket is IPv4, but IPv6 is autoselected
|
||||
for the loopback address.
|
||||
- vp3: fix streams with non-zero last coefficient.
|
||||
- swscale: fix crash in fast_bilinear code when compiled with -mred-zone.
|
||||
|
||||
|
||||
version 0.11:
|
||||
Fixes:CVE-2012-2772, CVE-2012-2774, CVE-2012-2775, CVE-2012-2776, CVE-2012-2777,
|
||||
CVE-2012-2779, CVE-2012-2782, CVE-2012-2783, CVE-2012-2784, CVE-2012-2785,
|
||||
CVE-2012-2786, CVE-2012-2787, CVE-2012-2788, CVE-2012-2789, CVE-2012-2790,
|
||||
CVE-2012-2791, CVE-2012-2792, CVE-2012-2793, CVE-2012-2794, CVE-2012-2795,
|
||||
CVE-2012-2796, CVE-2012-2797, CVE-2012-2798, CVE-2012-2799, CVE-2012-2800,
|
||||
CVE-2012-2801, CVE-2012-2802, CVE-2012-2803, CVE-2012-2804,
|
||||
- v408 Quicktime and Microsoft AYUV Uncompressed 4:4:4:4 encoder and decoder
|
||||
- setfield filter
|
||||
- CDXL demuxer and decoder
|
||||
- Apple ProRes encoder
|
||||
- ffprobe -count_packets and -count_frames options
|
||||
- Sun Rasterfile Encoder
|
||||
- ID3v2 attached pictures reading and writing
|
||||
- WMA Lossless decoder
|
||||
- bluray protocol
|
||||
- blackdetect filter
|
||||
- libutvideo encoder wrapper (--enable-libutvideo)
|
||||
- swapuv filter
|
||||
- bbox filter
|
||||
- XBM encoder and decoder
|
||||
- RealAudio Lossless decoder
|
||||
- ZeroCodec decoder
|
||||
- tile video filter
|
||||
- Metal Gear Solid: The Twin Snakes demuxer
|
||||
- OpenEXR image decoder
|
||||
- removelogo filter
|
||||
- drop support for ffmpeg without libavfilter
|
||||
- drawtext video filter: fontconfig support
|
||||
- ffmpeg -benchmark_all option
|
||||
- super2xsai filter ported from libmpcodecs
|
||||
- add libavresample audio conversion library for compatibility
|
||||
- MicroDVD decoder
|
||||
- Avid Meridien (AVUI) encoder and decoder
|
||||
- accept + prefix to -pix_fmt option to disable automatic conversions.
|
||||
- complete audio filtering in libavfilter and ffmpeg
|
||||
- add fps filter
|
||||
- audio split filter
|
||||
- vorbis parser
|
||||
- png parser
|
||||
- audio mix filter
|
||||
version 0.7.3:
|
||||
|
||||
- check buffer and input values in various parts of the code:
|
||||
vmd (CVE-2011-4364), qdm2 (CVE-2011-4351), imgutils (several codecs),
|
||||
vp6 (CVE-2011-4353), svq1 (CVE-2011-4579), vp3 (CVE-2011-4352), wma, 4xm
|
||||
- backport avcodec_open2() as a replacement for avcodec_open()
|
||||
- backport avformat_find_stream_info()
|
||||
|
||||
|
||||
version 0.10:
|
||||
- Fixes: CVE-2011-3929, CVE-2011-3934, CVE-2011-3935, CVE-2011-3936,
|
||||
CVE-2011-3937, CVE-2011-3940, CVE-2011-3941, CVE-2011-3944,
|
||||
CVE-2011-3945, CVE-2011-3946, CVE-2011-3947, CVE-2011-3949,
|
||||
CVE-2011-3950, CVE-2011-3951, CVE-2011-3952
|
||||
- v410 Quicktime Uncompressed 4:4:4 10-bit encoder and decoder
|
||||
- SBaGen (SBG) binaural beats script demuxer
|
||||
- OpenMG Audio muxer
|
||||
- Timecode extraction in DV and MOV
|
||||
- thumbnail video filter
|
||||
- XML output in ffprobe
|
||||
- asplit audio filter
|
||||
- tinterlace video filter
|
||||
- astreamsync audio filter
|
||||
- amerge audio filter
|
||||
- ISMV (Smooth Streaming) muxer
|
||||
- GSM audio parser
|
||||
- SMJPEG muxer
|
||||
- XWD encoder and decoder
|
||||
- Automatic thread count based on detection number of (available) CPU cores
|
||||
- y41p Brooktree Uncompressed 4:1:1 12-bit encoder and decoder
|
||||
- ffprobe -show_error option
|
||||
- Avid 1:1 10-bit RGB Packer codec
|
||||
- v308 Quicktime Uncompressed 4:4:4 encoder and decoder
|
||||
- yuv4 libquicktime packed 4:2:0 encoder and decoder
|
||||
- ffprobe -show_frames option
|
||||
- silencedetect audio filter
|
||||
- ffprobe -show_program_version, -show_library_versions, -show_versions options
|
||||
- rv34: frame-level multi-threading
|
||||
- optimized iMDCT transform on x86 using SSE for for mpegaudiodec
|
||||
- Improved PGS subtitle decoder
|
||||
- dumpgraph option to lavfi device
|
||||
- r210 and r10k encoders
|
||||
- ffwavesynth decoder
|
||||
- aviocat tool
|
||||
- ffeval tool
|
||||
version 0.7.2:
|
||||
|
||||
- check buffer and input values in various parts of the code:
|
||||
H.264, VC-1, APE, FLV, Indeo 2, XAN, Ogg, MXF, wavpack, ffv1, MOV,
|
||||
cavs (OCERT-2011-002, CVE-2011-3362), Smacker, cpu detection, lavf,
|
||||
Matroska (CVE-2011-3504), RV10, RV30/RV40
|
||||
- memory leaks: vf_scale, eval
|
||||
|
||||
- ARM: workaround for bug in GNU assembler
|
||||
- AVOptions: fix av_set_string3() doxy to match reality. (Bug #28)
|
||||
- Reintroduce AVInputStream.nb_streams to avoid crashes
|
||||
- aac: Only output configure if audio was found
|
||||
- aac: Remove some suspicious illegal memcpy()s from LTP
|
||||
- aacps: skip some memcpy() if src and dst would be equal
|
||||
- adts: fix PCE copying
|
||||
- alsa: fallback to buffer_size/4 for period_size
|
||||
- alsa: limit buffer_size to 32768 frames
|
||||
- cljr, indeo2: init_get_bits size in bits instead of bytes
|
||||
- configure: add missing CFLAGS to fix building on the HURD
|
||||
- dca: set AVCodecContext frame_size for DTS audio
|
||||
- fate: allow testing with libavfilter disabled
|
||||
- gxf: fix 25 fps DV material in GXF being misdetected as 50 fps
|
||||
- h264: correct implicit weight table computation for long ref pics
|
||||
- h264: correct the check for invalid long term frame index in MMCO decode
|
||||
- h264: fix PCM intra-coded blocks in monochrome case
|
||||
- jpegdec: actually search for and parse RSTn
|
||||
- lavc: fix type for thread_type option
|
||||
- lavf: fix context pointer in av_open_input_stream when avformat_open_input fails
|
||||
- lavf: do not set codec_tag for rawvideo
|
||||
- libx264: do not set pic quality if no frame is output
|
||||
- movenc: create an alternate group for each media type
|
||||
- mpegts: fix Continuity Counter error detection
|
||||
- mxfenc: fix ignored drop flag in binary timecode representation
|
||||
- fix crashes in 32-bit PIC builds (cf e.g. http://bugs.debian.org/639948)
|
||||
- ppc64: fix cast related random failures
|
||||
- riff: Add mpgv MPEG-2 fourcc
|
||||
- swscale: don't use planar output functions to write to NV12/21
|
||||
- vc1: properly zero coded_block[] edges on new slice entry
|
||||
- vp3/theora: flush after seek
|
||||
|
||||
- various bug other fixes
|
||||
|
||||
|
||||
version 0.9:
|
||||
version 0.7.1:
|
||||
|
||||
- openal input device added
|
||||
- boxblur filter added
|
||||
- BWF muxer
|
||||
- Flash Screen Video 2 decoder
|
||||
- lavfi input device added
|
||||
- added avconv, which is almost the same for now, except
|
||||
for a few incompatible changes in the options, which will hopefully make them
|
||||
easier to use. The changes are:
|
||||
* The options placement is now strictly enforced! While in theory the
|
||||
options for ffmpeg should be given in [input options] -i INPUT [output
|
||||
options] OUTPUT order, in practice it was possible to give output options
|
||||
before the -i and it mostly worked. Except when it didn't - the behavior was
|
||||
a bit inconsistent. In avconv, it is not possible to mix input and output
|
||||
options. All non-global options are reset after an input or output filename.
|
||||
* All per-file options are now truly per-file - they apply only to the next
|
||||
input or output file and specifying different values for different files
|
||||
will now work properly (notably -ss and -t options).
|
||||
* All per-stream options are now truly per-stream - it is possible to
|
||||
specify which stream(s) should a given option apply to. See the Stream
|
||||
specifiers section in the avconv manual for details.
|
||||
* In ffmpeg some options (like -newvideo/-newaudio/...) are irregular in the
|
||||
sense that they're specified after the output filename instead of before,
|
||||
like all other options. In avconv this irregularity is removed, all options
|
||||
apply to the next input or output file.
|
||||
* -newvideo/-newaudio/-newsubtitle options were removed. Not only were they
|
||||
irregular and highly confusing, they were also redundant. In avconv the -map
|
||||
option will create new streams in the output file and map input streams to
|
||||
them. E.g. avconv -i INPUT -map 0 OUTPUT will create an output stream for
|
||||
each stream in the first input file.
|
||||
* The -map option now has slightly different and more powerful syntax:
|
||||
+ Colons (':') are used to separate file index/stream type/stream index
|
||||
instead of dots. Comma (',') is used to separate the sync stream instead
|
||||
of colon.. This is done for consistency with other options.
|
||||
+ It's possible to specify stream type. E.g. -map 0:a:2 creates an
|
||||
output stream from the third input audio stream.
|
||||
+ Omitting the stream index now maps all the streams of the given type,
|
||||
not just the first. E.g. -map 0:s creates output streams for all the
|
||||
subtitle streams in the first input file.
|
||||
+ Since -map can now match multiple streams, negative mappings were
|
||||
introduced. Negative mappings disable some streams from an already
|
||||
defined map. E.g. '-map 0 -map -0:a:1' means 'create output streams for
|
||||
all the stream in the first input file, except for the second audio
|
||||
stream'.
|
||||
* There is a new option -c (or -codec) for choosing the decoder/encoder to
|
||||
use, which allows to precisely specify target stream(s) consistently with
|
||||
other options. E.g. -c:v lib264 sets the codec for all video streams, -c:a:0
|
||||
libvorbis sets the codec for the first audio stream and -c copy copies all
|
||||
the streams without reencoding. Old -vcodec/-acodec/-scodec options are now
|
||||
aliases to -c:v/a/s
|
||||
* It is now possible to precisely specify which stream should an AVOption
|
||||
apply to. E.g. -b:v:0 2M sets the bitrate for the first video stream, while
|
||||
-b:a 128k sets the bitrate for all audio streams. Note that the old -ab 128k
|
||||
syntax is deprecated and will stop working soon.
|
||||
* -map_chapters now takes only an input file index and applies to the next
|
||||
output file. This is consistent with how all the other options work.
|
||||
* -map_metadata now takes only an input metadata specifier and applies to
|
||||
the next output file. Output metadata specifier is now part of the option
|
||||
name, similarly to the AVOptions/map/codec feature above.
|
||||
* -metadata can now be used to set metadata on streams and chapters, e.g.
|
||||
-metadata:s:1 language=eng sets the language of the first stream to 'eng'.
|
||||
This made -vlang/-alang/-slang options redundant, so they were removed.
|
||||
* -qscale option now uses stream specifiers and applies to all streams, not
|
||||
just video. I.e. plain -qscale number would now apply to all streams. To get
|
||||
the old behavior, use -qscale:v. Also there is now a shortcut -q for -qscale
|
||||
and -aq is now an alias for -q:a.
|
||||
* -vbsf/-absf/-sbsf options were removed and replaced by a -bsf option which
|
||||
uses stream specifiers. Use -bsf:v/a/s instead of the old options.
|
||||
* -itsscale option now uses stream specifiers, so its argument is only the
|
||||
scale parameter.
|
||||
* -intra option was removed, use -g 0 for the same effect.
|
||||
* -psnr option was removed, use -flags +psnr for the same effect.
|
||||
* -vf option is now an alias to the new -filter option, which uses stream specifiers.
|
||||
* -vframes/-aframes/-dframes options are now aliases to the new -frames option.
|
||||
* -vtag/-atag/-stag options are now aliases to the new -tag option.
|
||||
- XMV demuxer
|
||||
- LOAS demuxer
|
||||
- ashowinfo filter added
|
||||
- Windows Media Image decoder
|
||||
- amovie source added
|
||||
- LATM muxer/demuxer
|
||||
- Speex encoder via libspeex
|
||||
- JSON output in ffprobe
|
||||
- WTV muxer
|
||||
- Optional C++ Support (needed for libstagefright)
|
||||
- H.264 Decoding on Android via Stagefright
|
||||
- Prores decoder
|
||||
- BIN/XBIN/ADF/IDF text file decoder
|
||||
- aconvert audio filter added
|
||||
- audio support to lavfi input device added
|
||||
- libcdio-paranoia input device for audio CD grabbing
|
||||
- Apple ProRes decoder
|
||||
- CELT in Ogg demuxing
|
||||
- G.723.1 demuxer and decoder
|
||||
- libmodplug support (--enable-libmodplug)
|
||||
- VC-1 interlaced decoding
|
||||
- libutvideo wrapper (--enable-libutvideo)
|
||||
- aevalsrc audio source added
|
||||
- Ut Video decoder
|
||||
- Speex encoding via libspeex
|
||||
- 4:2:2 H.264 decoding support
|
||||
- 4:2:2 and 4:4:4 H.264 encoding with libx264
|
||||
- Pulseaudio input device
|
||||
- Prores encoder
|
||||
- Video Decoder Acceleration (VDA) HWAccel module.
|
||||
- replacement Indeo 3 decoder
|
||||
- new ffmpeg option: -map_channel
|
||||
- volume audio filter added
|
||||
- earwax audio filter added
|
||||
- libv4l2 support (--enable-libv4l2)
|
||||
- TLS/SSL and HTTPS protocol support
|
||||
- AVOptions API rewritten and documented
|
||||
- most of CODEC_FLAG2_*, some CODEC_FLAG_* and many codec-specific fields in
|
||||
AVCodecContext deprecated. Codec private options should be used instead.
|
||||
- Properly working defaults in libx264 wrapper, support for native presets.
|
||||
- Encrypted OMA files support
|
||||
- Discworld II BMV decoding support
|
||||
- VBLE Decoder
|
||||
- OS X Video Decoder Acceleration (VDA) support
|
||||
- compact and csv output in ffprobe
|
||||
- pan audio filter
|
||||
- IFF Amiga Continuous Bitmap (ACBM) decoder
|
||||
- ass filter
|
||||
- CRI ADX audio format muxer and demuxer
|
||||
- Playstation Portable PMP format demuxer
|
||||
- Microsoft Windows ICO demuxer
|
||||
- life source
|
||||
- PCM format support in OMA demuxer
|
||||
- CLJR encoder
|
||||
- new option: -report
|
||||
- Dxtory capture format decoder
|
||||
- cellauto source
|
||||
- Simple segmenting muxer
|
||||
- Indeo 4 decoder
|
||||
- SMJPEG demuxer
|
||||
- added various additional FOURCC codec identifiers
|
||||
- H.264 4:4:4 fixes
|
||||
- build system and compilation fixes
|
||||
- Doxygen and general documentation corrections and improvements
|
||||
- fixed segfault in ffprobe
|
||||
- behavioral fix in av_open_input_stream()
|
||||
- Licensing clarification for LGPL'ed vf_gradfun
|
||||
- bugfixes while seeking in multithreaded decoding
|
||||
- support newer versions of OpenCV
|
||||
- ffmpeg: fix operation with --disable-avfilter
|
||||
- fixed integer underflow in matroska decoder
|
||||
|
||||
|
||||
version 0.8:
|
||||
version 0.7:
|
||||
|
||||
- E-AC-3 audio encoder
|
||||
- ac3enc: add channel coupling support
|
||||
- floating-point sample format support for (E-)AC-3, DCA, AAC, Vorbis decoders
|
||||
- H.264/MPEG frame-level multithreading
|
||||
- av_metadata_* functions renamed to av_dict_* and moved to libavutil
|
||||
- 4:4:4 H.264 decoding support
|
||||
- 10-bit H.264 optimizations for x86
|
||||
- bump libswscale for recently reported ABI break
|
||||
|
||||
|
||||
version 0.7_beta2:
|
||||
|
||||
- VP8 frame-level multithreading
|
||||
- NEON optimizations for VP8
|
||||
- removed a lot of deprecated API cruft
|
||||
- FFT and IMDCT optimizations for AVX (Sandy Bridge) processors
|
||||
- DPX image encoder
|
||||
- SMPTE 302M AES3 audio decoder
|
||||
- ffmpeg no longer quits after the 'q' key is pressed; use 'ctrl+c' instead
|
||||
- 9bit and 10bit per sample support in the H.264 decoder
|
||||
|
||||
|
||||
version 0.7_beta1:
|
||||
|
||||
- many many things we forgot because we rather write code than changelogs
|
||||
- WebM support in Matroska de/muxer
|
||||
- low overhead Ogg muxing
|
||||
- MMS-TCP support
|
||||
@@ -238,7 +115,6 @@ version 0.8:
|
||||
- Demuxer for On2's IVF format
|
||||
- Pictor/PC Paint decoder
|
||||
- HE-AAC v2 decoder
|
||||
- HE-AAC v2 encoding with libaacplus
|
||||
- libfaad2 wrapper removed
|
||||
- DTS-ES extension (XCh) decoding support
|
||||
- native VP8 decoder
|
||||
@@ -250,7 +126,6 @@ version 0.8:
|
||||
- RTP depacketization of QDM2
|
||||
- ANSI/ASCII art playback system
|
||||
- Lego Mindstorms RSO de/muxer
|
||||
- libavcore added (and subsequently removed)
|
||||
- SubRip subtitle file muxer and demuxer
|
||||
- Chinese AVS encoding via libxavs
|
||||
- ffprobe -show_packets option added
|
||||
@@ -297,7 +172,7 @@ version 0.8:
|
||||
- replace the ocv_smooth filter with a more generic ocv filter
|
||||
- Windows Televison (WTV) demuxer
|
||||
- FFmpeg metadata format muxer and demuxer
|
||||
- SubRip (srt) subtitle encoder and decoder
|
||||
- SubRip (srt) subtitle decoder
|
||||
- floating-point AC-3 encoder added
|
||||
- Lagarith decoder
|
||||
- ffmpeg -copytb option added
|
||||
@@ -310,46 +185,11 @@ version 0.8:
|
||||
- sndio support for playback and record
|
||||
- Linux framebuffer input device added
|
||||
- Chronomaster DFA decoder
|
||||
- DPX image encoder
|
||||
- MicroDVD subtitle file muxer and demuxer
|
||||
- Playstation Portable PMP format demuxer
|
||||
- fieldorder video filter added
|
||||
- Mobotix MxPEG decoder
|
||||
- AAC encoding via libvo-aacenc
|
||||
- AMR-WB encoding via libvo-amrwbenc
|
||||
- xWMA demuxer
|
||||
- Mobotix MxPEG decoder
|
||||
- VP8 frame-multithreading
|
||||
- NEON optimizations for VP8
|
||||
- Lots of deprecated API cruft removed
|
||||
- fft and imdct optimizations for AVX (Sandy Bridge) processors
|
||||
- showinfo filter added
|
||||
- SMPTE 302M AES3 audio decoder
|
||||
- Apple Core Audio Format muxer
|
||||
- 9bit and 10bit per sample support in the H.264 decoder
|
||||
- 9bit and 10bit FFV1 encoding / decoding
|
||||
- split filter added
|
||||
- select filter added
|
||||
- sdl output device added
|
||||
- libmpcodecs video filter support (3 times as many filters than before)
|
||||
- mpeg2 aspect ratio dection fixed
|
||||
- libxvid aspect pickiness fixed
|
||||
- Frame multithreaded decoding
|
||||
- E-AC-3 audio encoder
|
||||
- ac3enc: add channel coupling support
|
||||
- floating-point sample format support to the ac3, eac3, dca, aac, and vorbis decoders.
|
||||
- H264/MPEG frame-level multi-threading
|
||||
- All av_metadata_* functions renamed to av_dict_* and moved to libavutil
|
||||
- 4:4:4 H.264 decoding support
|
||||
- 10-bit H.264 optimizations for x86
|
||||
- lut, lutrgb, and lutyuv filters added
|
||||
- buffersink libavfilter sink added
|
||||
- Bump libswscale for recently reported ABI break
|
||||
- New J2K encoder (via OpenJPEG)
|
||||
|
||||
|
||||
version 0.7:
|
||||
|
||||
- all the changes for 0.8, but keeping API/ABI compatibility with the 0.6 release
|
||||
- fieldorder video filter added
|
||||
|
||||
|
||||
version 0.6:
|
||||
@@ -590,7 +430,6 @@ version 0.5:
|
||||
- Gopher client support
|
||||
- MXF D-10 muxer
|
||||
- generic metadata API
|
||||
- flash ScreenVideo2 encoder
|
||||
|
||||
|
||||
version 0.4.9-pre1:
|
||||
@@ -793,7 +632,7 @@ version 0.4.5:
|
||||
- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>)
|
||||
- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>).
|
||||
- Windows porting of file converter
|
||||
- added MJPEG raw format (input/output)
|
||||
- added MJPEG raw format (input/ouput)
|
||||
- added JPEG image format support (input/output)
|
||||
|
||||
|
||||
|
23
Doxyfile
23
Doxyfile
@@ -31,13 +31,7 @@ PROJECT_NAME = FFmpeg
|
||||
# This could be handy for archiving the generated documentation or
|
||||
# if some version control system is used.
|
||||
|
||||
PROJECT_NUMBER = 0.11.4
|
||||
|
||||
# With the PROJECT_LOGO tag one can specify an logo or icon that is included
|
||||
# in the documentation. The maximum height of the logo should not exceed 55
|
||||
# pixels and the maximum width should not exceed 200 pixels. Doxygen will
|
||||
# copy the logo to the output directory.
|
||||
PROJECT_LOGO =
|
||||
PROJECT_NUMBER = 0.7.11
|
||||
|
||||
# The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
|
||||
# base path where the generated documentation will be put.
|
||||
@@ -766,7 +760,7 @@ ALPHABETICAL_INDEX = YES
|
||||
# the COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns
|
||||
# in which this list will be split (can be a number in the range [1..20])
|
||||
|
||||
COLS_IN_ALPHA_INDEX = 2
|
||||
COLS_IN_ALPHA_INDEX = 5
|
||||
|
||||
# In case all classes in a project start with a common prefix, all
|
||||
# classes will be put under the same header in the alphabetical index.
|
||||
@@ -800,13 +794,13 @@ HTML_FILE_EXTENSION = .html
|
||||
# each generated HTML page. If it is left blank doxygen will generate a
|
||||
# standard header.
|
||||
|
||||
HTML_HEADER = doc/doxy/header.html
|
||||
HTML_HEADER =
|
||||
|
||||
# The HTML_FOOTER tag can be used to specify a personal HTML footer for
|
||||
# each generated HTML page. If it is left blank doxygen will generate a
|
||||
# standard footer.
|
||||
|
||||
HTML_FOOTER = doc/doxy/footer.html
|
||||
HTML_FOOTER =
|
||||
|
||||
# The HTML_STYLESHEET tag can be used to specify a user-defined cascading
|
||||
# style sheet that is used by each HTML page. It can be used to
|
||||
@@ -815,7 +809,7 @@ HTML_FOOTER = doc/doxy/footer.html
|
||||
# the style sheet file to the HTML output directory, so don't put your own
|
||||
# stylesheet in the HTML output directory as well, or it will be erased!
|
||||
|
||||
HTML_STYLESHEET = doc/doxy/doxy_stylesheet.css
|
||||
HTML_STYLESHEET =
|
||||
|
||||
# The HTML_COLORSTYLE_HUE tag controls the color of the HTML output.
|
||||
# Doxygen will adjust the colors in the stylesheet and background images
|
||||
@@ -825,7 +819,7 @@ HTML_STYLESHEET = doc/doxy/doxy_stylesheet.css
|
||||
# 180 is cyan, 240 is blue, 300 purple, and 360 is red again.
|
||||
# The allowed range is 0 to 359.
|
||||
|
||||
HTML_COLORSTYLE_HUE = 120
|
||||
HTML_COLORSTYLE_HUE = 220
|
||||
|
||||
# The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of
|
||||
# the colors in the HTML output. For a value of 0 the output will use
|
||||
@@ -864,7 +858,7 @@ HTML_DYNAMIC_SECTIONS = NO
|
||||
|
||||
# If the GENERATE_DOCSET tag is set to YES, additional index files
|
||||
# will be generated that can be used as input for Apple's Xcode 3
|
||||
# integrated development environment, introduced with OS X 10.5 (Leopard).
|
||||
# integrated development environment, introduced with OSX 10.5 (Leopard).
|
||||
# To create a documentation set, doxygen will generate a Makefile in the
|
||||
# HTML output directory. Running make will produce the docset in that
|
||||
# directory and running "make install" will install the docset in
|
||||
@@ -1388,8 +1382,7 @@ PREDEFINED = "__attribute__(x)=" \
|
||||
# The macro definition that is found in the sources will be used.
|
||||
# Use the PREDEFINED tag if you want to use a different macro definition.
|
||||
|
||||
EXPAND_AS_DEFINED = declare_idct \
|
||||
READ_PAR_DATA \
|
||||
EXPAND_AS_DEFINED = declare_idct
|
||||
|
||||
# If the SKIP_FUNCTION_MACROS tag is set to YES (the default) then
|
||||
# doxygen's preprocessor will remove all function-like macros that are alone
|
||||
|
8
LICENSE
8
LICENSE
@@ -20,12 +20,8 @@ Specifically, the GPL parts of FFmpeg are
|
||||
|
||||
There are a handful of files under other licensing terms, namely:
|
||||
|
||||
* The files libavcodec/jfdctfst.c, libavcodec/jfdctint_template.c and
|
||||
libavcodec/jrevdct.c are taken from libjpeg, see the top of the files for
|
||||
licensing details. Specifically note that you must credit the IJG in the
|
||||
documentation accompanying your program if you only distribute executables.
|
||||
You must also indicate any changes including additions and deletions to
|
||||
those three files in the documentation.
|
||||
* The files libavcodec/jfdctfst.c, libavcodec/jfdctint.c, libavcodec/jrevdct.c
|
||||
are taken from libjpeg, see the top of the files for licensing details.
|
||||
|
||||
Should you, for whatever reason, prefer to use version 3 of the (L)GPL, then
|
||||
the configure parameter --enable-version3 will activate this licensing option
|
||||
|
61
MAINTAINERS
61
MAINTAINERS
@@ -4,12 +4,6 @@ FFmpeg maintainers
|
||||
Below is a list of the people maintaining different parts of the
|
||||
FFmpeg code.
|
||||
|
||||
Please try to keep entries where you are the maintainer up to date!
|
||||
|
||||
Names in () mean that the maintainer currently has no time to maintain the code.
|
||||
A CC after the name means that the maintainer prefers to be CC-ed on patches
|
||||
and related discussions.
|
||||
|
||||
|
||||
Project Leader
|
||||
==============
|
||||
@@ -44,13 +38,13 @@ Miscellaneous Areas
|
||||
===================
|
||||
|
||||
documentation Mike Melanson
|
||||
website Robert Swain, Lou Logan
|
||||
website Robert Swain
|
||||
build system (configure,Makefiles) Diego Biurrun, Mans Rullgard
|
||||
project server Árpád Gereöffy, Michael Niedermayer, Reimar Döffinger
|
||||
mailinglists Michael Niedermayer, Baptiste Coudurier, Lou Logan
|
||||
project server Diego Biurrun, Mans Rullgard
|
||||
mailinglists Michael Niedermayer, Baptiste Coudurier
|
||||
presets Robert Swain
|
||||
metadata subsystem Aurelien Jacobs
|
||||
release management Michael Niedermayer
|
||||
release management Diego Biurrun, Reinhard Tartler
|
||||
|
||||
|
||||
libavutil
|
||||
@@ -87,8 +81,6 @@ Generic Parts:
|
||||
bitstream.c, bitstream.h Michael Niedermayer
|
||||
CABAC:
|
||||
cabac.h, cabac.c Michael Niedermayer
|
||||
codec names:
|
||||
codec_names.sh Nicolas George
|
||||
DSP utilities:
|
||||
dsputils.c, dsputils.h Michael Niedermayer
|
||||
entropy coding:
|
||||
@@ -142,7 +134,6 @@ Codecs:
|
||||
dv.c Roman Shaposhnik
|
||||
eacmv*, eaidct*, eat* Peter Ross
|
||||
ffv1.c Michael Niedermayer
|
||||
ffwavesynth.c Nicolas George
|
||||
flac* Justin Ruggles
|
||||
flashsv* Benjamin Larsson
|
||||
flicvideo.c Mike Melanson
|
||||
@@ -159,20 +150,16 @@ Codecs:
|
||||
indeo5* Kostya Shishkov
|
||||
interplayvideo.c Mike Melanson
|
||||
ivi* Kostya Shishkov
|
||||
jacosub* Clément Bœsch
|
||||
jpeg_ls.c Kostya Shishkov
|
||||
jvdec.c Peter Ross
|
||||
kmvc.c Kostya Shishkov
|
||||
lcl*.c Roberto Togni, Reimar Doeffinger
|
||||
libcelt_dec.c Nicolas George
|
||||
libgsm.c Michel Bardiaux
|
||||
libdirac* David Conrad
|
||||
libopenjpeg.c Jaikrishnan Menon
|
||||
libopenjpegenc.c Michael Bradshaw
|
||||
libschroedinger* David Conrad
|
||||
libspeexdec.c Justin Ruggles
|
||||
libtheoraenc.c David Conrad
|
||||
libutvideo* Derek Buitenhuis
|
||||
libvorbis.c David Conrad
|
||||
libxavs.c Stefan Gehrer
|
||||
libx264.c Mans Rullgard, Jason Garrett-Glaser
|
||||
@@ -224,9 +211,7 @@ Codecs:
|
||||
tta.c Alex Beregszaszi, Jaikrishnan Menon
|
||||
txd.c Ivo van Poorten
|
||||
ulti* Kostya Shishkov
|
||||
v410*.c Derek Buitenhuis
|
||||
vb.c Kostya Shishkov
|
||||
vble.c Derek Buitenhuis
|
||||
vc1* Kostya Shishkov
|
||||
vcr1.c Michael Niedermayer
|
||||
vmnc.c Kostya Shishkov
|
||||
@@ -245,15 +230,12 @@ Codecs:
|
||||
xan.c Mike Melanson
|
||||
xl.c Kostya Shishkov
|
||||
xvmc.c Ivan Kalvachev
|
||||
zerocodec.c Derek Buitenhuis
|
||||
zmbv* Kostya Shishkov
|
||||
|
||||
Hardware acceleration:
|
||||
crystalhd.c Philip Langdale
|
||||
dxva2* Laurent Aimar
|
||||
libstagefright.cpp Mohamed Naufal
|
||||
vaapi* Gwenole Beauchesne
|
||||
vda* Sebastien Zwickert
|
||||
vdpau* Carl Eugen Hoyos
|
||||
|
||||
|
||||
@@ -268,18 +250,6 @@ libavdevice
|
||||
vfwcap.c Ramiro Polla
|
||||
|
||||
|
||||
libavfilter
|
||||
===========
|
||||
|
||||
Video filters:
|
||||
graphdump.c Nicolas George
|
||||
af_amerge.c Nicolas George
|
||||
af_astreamsync.c Nicolas George
|
||||
af_pan.c Nicolas George
|
||||
vsrc_mandelbrot.c Michael Niedermayer
|
||||
vf_yadif.c Michael Niedermayer
|
||||
|
||||
|
||||
libavformat
|
||||
===========
|
||||
|
||||
@@ -316,9 +286,7 @@ Muxers/Demuxers:
|
||||
ipmovie.c Mike Melanson
|
||||
img2.c Michael Niedermayer
|
||||
iss.c Stefan Gehrer
|
||||
jacosub* Clément Bœsch
|
||||
jvdec.c Peter Ross
|
||||
libmodplug.c Clément Bœsch
|
||||
libnut.c Oded Shimon
|
||||
lmlm4.c Ivo van Poorten
|
||||
lxfdec.c Tomas Härdin
|
||||
@@ -337,7 +305,6 @@ Muxers/Demuxers:
|
||||
msnwc_tcp.c Ramiro Polla
|
||||
mtv.c Reynaldo H. Verdejo Pinochet
|
||||
mxf* Baptiste Coudurier
|
||||
mxfdec.c Tomas Härdin
|
||||
nsvdec.c Francois Revol
|
||||
nut.c Michael Niedermayer
|
||||
nuv.c Reimar Doeffinger
|
||||
@@ -357,7 +324,6 @@ Muxers/Demuxers:
|
||||
rtpdec_asf.* Ronald S. Bultje
|
||||
rtpenc_mpv.*, rtpenc_aac.* Martin Storsjo
|
||||
rtsp.c Luca Barbato
|
||||
sbgdec.c Nicolas George
|
||||
sdp.c Martin Storsjo
|
||||
segafilm.c Mike Melanson
|
||||
siff.c Kostya Shishkov
|
||||
@@ -374,7 +340,6 @@ Muxers/Demuxers:
|
||||
wv.c Kostya Shishkov
|
||||
|
||||
Protocols:
|
||||
bluray.c Petri Hintukainen
|
||||
http.c Ronald S. Bultje
|
||||
mms*.c Ronald S. Bultje
|
||||
udp.c Luca Abeni
|
||||
@@ -397,18 +362,8 @@ Sparc Roman Shaposhnik
|
||||
x86 Michael Niedermayer
|
||||
|
||||
|
||||
Releases
|
||||
========
|
||||
|
||||
1.2 Michael Niedermayer
|
||||
1.1 Michael Niedermayer
|
||||
1.0 Michael Niedermayer
|
||||
|
||||
If you want to maintain an older release, please contact us
|
||||
|
||||
|
||||
GnuPG Fingerprints of maintainers and contributors
|
||||
==================================================
|
||||
GnuPG Fingerprints of maintainers and others who have svn write access
|
||||
======================================================================
|
||||
|
||||
Anssi Hannula 1A92 FF42 2DD9 8D2E 8AF7 65A9 4278 C520 513D F3CB
|
||||
Anton Khirnov 6D0C 6625 56F8 65D1 E5F5 814B B50A 1241 C067 07AB
|
||||
@@ -422,11 +377,9 @@ Gwenole Beauchesne 2E63 B3A6 3E44 37E2 017D 2704 53C7 6266 B153 99C4
|
||||
Jaikrishnan Menon 61A1 F09F 01C9 2D45 78E1 C862 25DC 8831 AF70 D368
|
||||
Justin Ruggles 3136 ECC0 C10D 6C04 5F43 CA29 FCBE CD2A 3787 1EBF
|
||||
Loren Merritt ABD9 08F4 C920 3F65 D8BE 35D7 1540 DAA7 060F 56DE
|
||||
Lou Logan 7D68 DC73 CBEF EABB 671A B6CF 621C 2E28 82F8 DC3A
|
||||
Luca Barbato 6677 4209 213C 8843 5B67 29E7 E84C 78C2 84E9 0E34
|
||||
Michael Niedermayer 9FF2 128B 147E F673 0BAD F133 611E C787 040B 0FAB
|
||||
Nicolas George 24CE 01CE 9ACC 5CEB 74D8 8D9D B063 D997 36E5 4C93
|
||||
Panagiotis Issaris 6571 13A3 33D9 3726 F728 AA98 F643 B12E ECF3 E029
|
||||
Panagiotis Issaris 515C E262 10A8 FDCE 5481 7B9C 3AD7 D9A5 071D B3A9
|
||||
Peter Ross A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B
|
||||
Reimar Döffinger C61D 16E5 9E2C D10C 8958 38A4 0899 A2B9 06D4 D9C7
|
||||
Reinhard Tartler 9300 5DC2 7E87 6C37 ED7B CA9A 9808 3544 9453 48A4
|
||||
|
269
Makefile
269
Makefile
@@ -1,14 +1,13 @@
|
||||
MAIN_MAKEFILE=1
|
||||
include config.mak
|
||||
|
||||
vpath %.c $(SRC_PATH)
|
||||
vpath %.cpp $(SRC_PATH)
|
||||
vpath %.h $(SRC_PATH)
|
||||
vpath %.S $(SRC_PATH)
|
||||
vpath %.asm $(SRC_PATH)
|
||||
vpath %.v $(SRC_PATH)
|
||||
vpath %.texi $(SRC_PATH)
|
||||
vpath %/fate_config.sh.template $(SRC_PATH)
|
||||
SRC_DIR = $(SRC_PATH_BARE)
|
||||
|
||||
vpath %.c $(SRC_DIR)
|
||||
vpath %.h $(SRC_DIR)
|
||||
vpath %.S $(SRC_DIR)
|
||||
vpath %.asm $(SRC_DIR)
|
||||
vpath %.v $(SRC_DIR)
|
||||
vpath %.texi $(SRC_PATH_BARE)
|
||||
|
||||
PROGS-$(CONFIG_FFMPEG) += ffmpeg
|
||||
PROGS-$(CONFIG_FFPLAY) += ffplay
|
||||
@@ -16,61 +15,58 @@ PROGS-$(CONFIG_FFPROBE) += ffprobe
|
||||
PROGS-$(CONFIG_FFSERVER) += ffserver
|
||||
|
||||
PROGS := $(PROGS-yes:%=%$(EXESUF))
|
||||
INSTPROGS = $(PROGS-yes:%=%$(PROGSSUF)$(EXESUF))
|
||||
PROGS_G = $(PROGS-yes:%=%_g$(EXESUF))
|
||||
OBJS = $(PROGS-yes:%=%.o) cmdutils.o
|
||||
MANPAGES = $(PROGS-yes:%=doc/%.1)
|
||||
PODPAGES = $(PROGS-yes:%=doc/%.pod)
|
||||
HTMLPAGES = $(PROGS-yes:%=doc/%.html)
|
||||
TOOLS = $(addprefix tools/, $(addsuffix $(EXESUF), cws2fws graph2dot lavfi-showfiltfmts pktdumper probetest qt-faststart trasher))
|
||||
TESTTOOLS = audiogen videogen rotozoom tiny_psnr base64
|
||||
HOSTPROGS := $(TESTTOOLS:%=tests/%) doc/print_options
|
||||
TOOLS = qt-faststart trasher
|
||||
TOOLS-$(CONFIG_ZLIB) += cws2fws
|
||||
HOSTPROGS := $(TESTTOOLS:%=tests/%)
|
||||
|
||||
BASENAMES = ffmpeg ffplay ffprobe ffserver
|
||||
ALLPROGS = $(BASENAMES:%=%$(PROGSSUF)$(EXESUF))
|
||||
ALLPROGS_G = $(BASENAMES:%=%$(PROGSSUF)_g$(EXESUF))
|
||||
ALLPROGS = $(BASENAMES:%=%$(EXESUF))
|
||||
ALLPROGS_G = $(BASENAMES:%=%_g$(EXESUF))
|
||||
ALLMANPAGES = $(BASENAMES:%=%.1)
|
||||
|
||||
ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
|
||||
|
||||
FFLIBS-$(CONFIG_AVDEVICE) += avdevice
|
||||
FFLIBS-$(CONFIG_AVFILTER) += avfilter
|
||||
FFLIBS-$(CONFIG_AVFORMAT) += avformat
|
||||
FFLIBS-$(CONFIG_AVRESAMPLE) += avresample
|
||||
FFLIBS-$(CONFIG_AVCODEC) += avcodec
|
||||
FFLIBS-$(CONFIG_POSTPROC) += postproc
|
||||
FFLIBS-$(CONFIG_SWRESAMPLE)+= swresample
|
||||
FFLIBS-$(CONFIG_SWSCALE) += swscale
|
||||
|
||||
FFLIBS := avutil
|
||||
|
||||
DATA_FILES := $(wildcard $(SRC_PATH)/presets/*.ffpreset) $(SRC_PATH)/doc/ffprobe.xsd
|
||||
EXAMPLES_FILES := $(wildcard $(SRC_PATH)/doc/examples/*.c) $(SRC_PATH)/doc/examples/Makefile
|
||||
DATA_FILES := $(wildcard $(SRC_DIR)/ffpresets/*.ffpreset)
|
||||
|
||||
SKIPHEADERS = cmdutils_common_opts.h
|
||||
|
||||
include $(SRC_PATH)/common.mak
|
||||
include common.mak
|
||||
|
||||
FF_LDFLAGS := $(FFLDFLAGS)
|
||||
FF_EXTRALIBS := $(FFEXTRALIBS)
|
||||
FF_DEP_LIBS := $(DEP_LIBS)
|
||||
|
||||
all: $(PROGS)
|
||||
all-$(CONFIG_DOC): documentation
|
||||
|
||||
$(PROGS): %$(EXESUF): %$(PROGSSUF)_g$(EXESUF)
|
||||
$(CP) $< $@$(PROGSSUF)
|
||||
$(STRIP) $@$(PROGSSUF)
|
||||
all: $(FF_DEP_LIBS) $(PROGS)
|
||||
|
||||
$(TOOLS): %$(EXESUF): %.o
|
||||
$(LD) $(LDFLAGS) -o $@ $< $(ELIBS)
|
||||
|
||||
tools/cws2fws$(EXESUF): ELIBS = -lz
|
||||
$(PROGS): %$(EXESUF): %_g$(EXESUF)
|
||||
$(CP) $< $@
|
||||
$(STRIP) $@
|
||||
|
||||
config.h: .config
|
||||
.config: $(wildcard $(FFLIBS:%=$(SRC_PATH)/lib%/all*.c))
|
||||
.config: $(wildcard $(FFLIBS:%=$(SRC_DIR)/lib%/all*.c))
|
||||
@-tput bold 2>/dev/null
|
||||
@-printf '\nWARNING: $(?F) newer than config.h, rerun configure\n\n'
|
||||
@-tput sgr0 2>/dev/null
|
||||
|
||||
SUBDIR_VARS := CLEANFILES EXAMPLES FFLIBS HOSTPROGS TESTPROGS TOOLS \
|
||||
ARCH_HEADERS BUILT_HEADERS SKIPHEADERS \
|
||||
ALTIVEC-OBJS ARMV5TE-OBJS ARMV6-OBJS ARMVFP-OBJS MMI-OBJS \
|
||||
MMX-OBJS NEON-OBJS VIS-OBJS YASM-OBJS \
|
||||
OBJS TESTOBJS
|
||||
SUBDIR_VARS := OBJS FFLIBS CLEANFILES DIRS TESTPROGS EXAMPLES SKIPHEADERS \
|
||||
ALTIVEC-OBJS MMX-OBJS NEON-OBJS X86-OBJS YASM-OBJS-FFT YASM-OBJS \
|
||||
HOSTPROGS BUILT_HEADERS TESTOBJS ARCH_HEADERS ARMV6-OBJS
|
||||
|
||||
define RESET
|
||||
$(1) :=
|
||||
@@ -80,26 +76,31 @@ endef
|
||||
define DOSUBDIR
|
||||
$(foreach V,$(SUBDIR_VARS),$(eval $(call RESET,$(V))))
|
||||
SUBDIR := $(1)/
|
||||
include $(SRC_PATH)/$(1)/Makefile
|
||||
-include $(SRC_PATH)/$(1)/$(ARCH)/Makefile
|
||||
include $(SRC_PATH)/library.mak
|
||||
include $(1)/Makefile
|
||||
endef
|
||||
|
||||
$(foreach D,$(FFLIBS),$(eval $(call DOSUBDIR,lib$(D))))
|
||||
|
||||
ffplay.o: CFLAGS += $(SDL_CFLAGS)
|
||||
ffplay_g$(EXESUF): FF_EXTRALIBS += $(SDL_LIBS)
|
||||
ffserver_g$(EXESUF): LDFLAGS += $(FFSERVERLDFLAGS)
|
||||
ffserver_g$(EXESUF): FF_LDFLAGS += $(FFSERVERLDFLAGS)
|
||||
|
||||
%$(PROGSSUF)_g$(EXESUF): %.o cmdutils.o $(FF_DEP_LIBS)
|
||||
$(LD) $(LDFLAGS) -o $@ $< cmdutils.o $(FF_EXTRALIBS)
|
||||
%_g$(EXESUF): %.o cmdutils.o $(FF_DEP_LIBS)
|
||||
$(LD) $(FF_LDFLAGS) -o $@ $< cmdutils.o $(FF_EXTRALIBS)
|
||||
|
||||
OBJDIRS += tools
|
||||
alltools: $(TOOLS)
|
||||
|
||||
tools/%$(EXESUF): tools/%.o
|
||||
$(LD) $(FF_LDFLAGS) -o $@ $< $(FF_EXTRALIBS)
|
||||
|
||||
tools/%.o: tools/%.c
|
||||
$(CC) $(CPPFLAGS) $(CFLAGS) -c $(CC_O) $<
|
||||
|
||||
-include $(wildcard tools/*.d)
|
||||
-include $(wildcard tests/*.d)
|
||||
|
||||
VERSION_SH = $(SRC_PATH)/version.sh
|
||||
GIT_LOG = $(SRC_PATH)/.git/logs/HEAD
|
||||
VERSION_SH = $(SRC_PATH_BARE)/version.sh
|
||||
GIT_LOG = $(SRC_PATH_BARE)/.git/logs/HEAD
|
||||
|
||||
.version: $(wildcard $(GIT_LOG)) $(VERSION_SH) config.mak
|
||||
.version: M=@
|
||||
@@ -111,6 +112,28 @@ version.h .version:
|
||||
# force version.sh to run whenever version might have changed
|
||||
-include .version
|
||||
|
||||
DOCS = $(addprefix doc/, developer.html faq.html general.html libavfilter.html) $(HTMLPAGES) $(MANPAGES) $(PODPAGES)
|
||||
|
||||
documentation: $(DOCS)
|
||||
|
||||
-include $(wildcard $(DOCS:%=%.d))
|
||||
|
||||
TEXIDEP = awk '/^@include/ { printf "$@: $(@D)/%s\n", $$2 }' <$< >$(@:%=%.d)
|
||||
|
||||
doc/%.html: TAG = HTML
|
||||
doc/%.html: doc/%.texi $(SRC_PATH_BARE)/doc/t2h.init
|
||||
$(Q)$(TEXIDEP)
|
||||
$(M)texi2html -monolithic --init-file $(SRC_PATH_BARE)/doc/t2h.init --output $@ $<
|
||||
|
||||
doc/%.pod: TAG = POD
|
||||
doc/%.pod: doc/%.texi
|
||||
$(Q)$(TEXIDEP)
|
||||
$(M)doc/texi2pod.pl $< $@
|
||||
|
||||
doc/%.1: TAG = MAN
|
||||
doc/%.1: doc/%.pod
|
||||
$(M)pod2man --section=1 --center=" " --release=" " $< > $@
|
||||
|
||||
ifdef PROGS
|
||||
install: install-progs install-data
|
||||
endif
|
||||
@@ -120,18 +143,22 @@ install: install-libs install-headers
|
||||
install-libs: install-libs-yes
|
||||
|
||||
install-progs-yes:
|
||||
install-progs-$(CONFIG_DOC): install-man
|
||||
install-progs-$(CONFIG_SHARED): install-libs
|
||||
|
||||
install-progs: install-progs-yes $(PROGS)
|
||||
$(Q)mkdir -p "$(BINDIR)"
|
||||
$(INSTALL) -c -m 755 $(INSTPROGS) "$(BINDIR)"
|
||||
$(INSTALL) -c -m 755 $(PROGS) "$(BINDIR)"
|
||||
|
||||
install-data: $(DATA_FILES) $(EXAMPLES_FILES)
|
||||
$(Q)mkdir -p "$(DATADIR)/examples"
|
||||
install-data: $(DATA_FILES)
|
||||
$(Q)mkdir -p "$(DATADIR)"
|
||||
$(INSTALL) -m 644 $(DATA_FILES) "$(DATADIR)"
|
||||
$(INSTALL) -m 644 $(EXAMPLES_FILES) "$(DATADIR)/examples"
|
||||
|
||||
uninstall: uninstall-libs uninstall-headers uninstall-progs uninstall-data
|
||||
install-man: $(MANPAGES)
|
||||
$(Q)mkdir -p "$(MANDIR)/man1"
|
||||
$(INSTALL) -m 644 $(MANPAGES) "$(MANDIR)/man1"
|
||||
|
||||
uninstall: uninstall-libs uninstall-headers uninstall-progs uninstall-data uninstall-man
|
||||
|
||||
uninstall-progs:
|
||||
$(RM) $(addprefix "$(BINDIR)/", $(ALLPROGS))
|
||||
@@ -139,13 +166,21 @@ uninstall-progs:
|
||||
uninstall-data:
|
||||
$(RM) -r "$(DATADIR)"
|
||||
|
||||
clean::
|
||||
uninstall-man:
|
||||
$(RM) $(addprefix "$(MANDIR)/man1/",$(ALLMANPAGES))
|
||||
|
||||
testclean:
|
||||
$(RM) -r tests/vsynth1 tests/vsynth2 tests/data
|
||||
$(RM) $(addprefix tests/,$(CLEANSUFFIXES))
|
||||
$(RM) tests/seek_test$(EXESUF) tests/seek_test.o
|
||||
$(RM) $(TESTTOOLS:%=tests/%$(HOSTEXESUF))
|
||||
|
||||
clean:: testclean
|
||||
$(RM) $(ALLPROGS) $(ALLPROGS_G)
|
||||
$(RM) $(CLEANSUFFIXES)
|
||||
$(RM) doc/*.html doc/*.pod doc/*.1 doc/*.d doc/*~
|
||||
$(RM) $(TOOLS)
|
||||
$(RM) $(CLEANSUFFIXES:%=tools/%)
|
||||
$(RM) coverage.info
|
||||
$(RM) -r coverage-html
|
||||
|
||||
distclean::
|
||||
$(RM) $(DISTCLEANSUFFIXES)
|
||||
@@ -154,30 +189,122 @@ distclean::
|
||||
config:
|
||||
$(SRC_PATH)/configure $(value FFMPEG_CONFIGURATION)
|
||||
|
||||
# Without the sed genthml thinks "libavutil" and "./libavutil" are two different things
|
||||
coverage.info: $(wildcard *.gcda *.gcno */*.gcda */*.gcno */*/*.gcda */*/*.gcno)
|
||||
$(Q)lcov -c -d . -b . | sed -e 's#/./#/#g' > $@
|
||||
# regression tests
|
||||
|
||||
coverage-html: coverage.info
|
||||
$(Q)mkdir -p $@
|
||||
$(Q)genhtml -o $@ $<
|
||||
$(Q)touch $@
|
||||
check: test
|
||||
|
||||
check: all alltools checkheaders examples testprogs fate
|
||||
fulltest test: codectest lavftest lavfitest seektest
|
||||
|
||||
include $(SRC_PATH)/doc/Makefile
|
||||
include $(SRC_PATH)/tests/Makefile
|
||||
FFSERVER_REFFILE = $(SRC_PATH)/tests/ffserver.regression.ref
|
||||
|
||||
$(sort $(OBJDIRS)):
|
||||
$(Q)mkdir -p $@
|
||||
codectest: fate-codec
|
||||
lavftest: fate-lavf
|
||||
lavfitest: fate-lavfi
|
||||
seektest: fate-seek
|
||||
|
||||
# Dummy rule to stop make trying to rebuild removed or renamed headers
|
||||
%.h:
|
||||
@:
|
||||
AREF = fate-acodec-aref
|
||||
VREF = fate-vsynth1-vref fate-vsynth2-vref
|
||||
REFS = $(AREF) $(VREF)
|
||||
|
||||
# Disable suffix rules. Most of the builtin rules are suffix rules,
|
||||
# so this saves some time on slow systems.
|
||||
.SUFFIXES:
|
||||
$(VREF): ffmpeg$(EXESUF) tests/vsynth1/00.pgm tests/vsynth2/00.pgm
|
||||
$(AREF): ffmpeg$(EXESUF) tests/data/asynth1.sw
|
||||
|
||||
.PHONY: all all-yes alltools check *clean config install*
|
||||
.PHONY: testprogs uninstall*
|
||||
ffservertest: ffserver$(EXESUF) tests/vsynth1/00.pgm tests/data/asynth1.sw
|
||||
@echo
|
||||
@echo "Unfortunately ffserver is broken and therefore its regression"
|
||||
@echo "test fails randomly. Treat the results accordingly."
|
||||
@echo
|
||||
$(SRC_PATH)/tests/ffserver-regression.sh $(FFSERVER_REFFILE) $(SRC_PATH)/tests/ffserver.conf
|
||||
|
||||
tests/vsynth1/00.pgm: tests/videogen$(HOSTEXESUF)
|
||||
@mkdir -p tests/vsynth1
|
||||
$(M)./$< 'tests/vsynth1/'
|
||||
|
||||
tests/vsynth2/00.pgm: tests/rotozoom$(HOSTEXESUF)
|
||||
@mkdir -p tests/vsynth2
|
||||
$(M)./$< 'tests/vsynth2/' $(SRC_PATH)/tests/lena.pnm
|
||||
|
||||
tests/data/asynth1.sw: tests/audiogen$(HOSTEXESUF)
|
||||
@mkdir -p tests/data
|
||||
$(M)./$< $@
|
||||
|
||||
tests/data/asynth1.sw tests/vsynth%/00.pgm: TAG = GEN
|
||||
|
||||
tests/seek_test$(EXESUF): tests/seek_test.o $(FF_DEP_LIBS)
|
||||
$(LD) $(FF_LDFLAGS) -o $@ $< $(FF_EXTRALIBS)
|
||||
|
||||
tools/lavfi-showfiltfmts$(EXESUF): tools/lavfi-showfiltfmts.o $(FF_DEP_LIBS)
|
||||
$(LD) $(FF_LDFLAGS) -o $@ $< $(FF_EXTRALIBS)
|
||||
|
||||
include $(SRC_PATH_BARE)/tests/fate.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate2.mak
|
||||
|
||||
include $(SRC_PATH_BARE)/tests/fate/aac.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate/als.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate/fft.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate/h264.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate/mp3.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate/vorbis.mak
|
||||
include $(SRC_PATH_BARE)/tests/fate/vp8.mak
|
||||
|
||||
FATE_ACODEC = $(ACODEC_TESTS:%=fate-acodec-%)
|
||||
FATE_VSYNTH1 = $(VCODEC_TESTS:%=fate-vsynth1-%)
|
||||
FATE_VSYNTH2 = $(VCODEC_TESTS:%=fate-vsynth2-%)
|
||||
FATE_VCODEC = $(FATE_VSYNTH1) $(FATE_VSYNTH2)
|
||||
FATE_LAVF = $(LAVF_TESTS:%=fate-lavf-%)
|
||||
FATE_LAVFI = $(LAVFI_TESTS:%=fate-lavfi-%)
|
||||
FATE_SEEK = $(SEEK_TESTS:seek_%=fate-seek-%)
|
||||
|
||||
FATE = $(FATE_ACODEC) \
|
||||
$(FATE_VCODEC) \
|
||||
$(FATE_LAVF) \
|
||||
$(FATE_SEEK) \
|
||||
|
||||
FATE-$(CONFIG_AVFILTER) += $(FATE_LAVFI)
|
||||
|
||||
FATE += $(FATE-yes)
|
||||
|
||||
$(filter-out %-aref,$(FATE_ACODEC)): $(AREF)
|
||||
$(filter-out %-vref,$(FATE_VCODEC)): $(VREF)
|
||||
$(FATE_LAVF): $(REFS)
|
||||
$(FATE_LAVFI): $(REFS) tools/lavfi-showfiltfmts$(EXESUF)
|
||||
$(FATE_SEEK): fate-codec fate-lavf tests/seek_test$(EXESUF)
|
||||
|
||||
$(FATE_ACODEC): CMD = codectest acodec
|
||||
$(FATE_VSYNTH1): CMD = codectest vsynth1
|
||||
$(FATE_VSYNTH2): CMD = codectest vsynth2
|
||||
$(FATE_LAVF): CMD = lavftest
|
||||
$(FATE_LAVFI): CMD = lavfitest
|
||||
$(FATE_SEEK): CMD = seektest
|
||||
|
||||
fate-codec: fate-acodec fate-vcodec
|
||||
fate-acodec: $(FATE_ACODEC)
|
||||
fate-vcodec: $(FATE_VCODEC)
|
||||
fate-lavf: $(FATE_LAVF)
|
||||
fate-lavfi: $(FATE_LAVFI)
|
||||
fate-seek: $(FATE_SEEK)
|
||||
|
||||
ifdef SAMPLES
|
||||
FATE += $(FATE_TESTS) $(FATE_TESTS-yes)
|
||||
fate-rsync:
|
||||
rsync -vaLW rsync://fate-suite.libav.org/fate-suite/ $(SAMPLES)
|
||||
else
|
||||
fate-rsync:
|
||||
@echo "use 'make fate-rsync SAMPLES=/path/to/samples' to sync the fate suite"
|
||||
$(FATE_TESTS):
|
||||
@echo "SAMPLES not specified, cannot run FATE. See doc/fate.txt for more information."
|
||||
endif
|
||||
|
||||
FATE_UTILS = base64 tiny_psnr
|
||||
|
||||
fate: $(FATE)
|
||||
|
||||
$(FATE): ffmpeg$(EXESUF) $(FATE_UTILS:%=tests/%$(HOSTEXESUF))
|
||||
@echo "TEST $(@:fate-%=%)"
|
||||
$(Q)$(SRC_PATH)/tests/fate-run.sh $@ "$(SAMPLES)" "$(TARGET_EXEC)" "$(TARGET_PATH)" '$(CMD)' '$(CMP)' '$(REF)' '$(FUZZ)' '$(THREADS)' '$(THREAD_TYPE)'
|
||||
|
||||
fate-list:
|
||||
@printf '%s\n' $(sort $(FATE))
|
||||
|
||||
.PHONY: all alltools *clean check config documentation examples install*
|
||||
.PHONY: *test testprogs uninstall*
|
||||
|
8
README
8
README
@@ -4,15 +4,9 @@ FFmpeg README
|
||||
1) Documentation
|
||||
----------------
|
||||
|
||||
* Read the documentation in the doc/ directory in git.
|
||||
You can also view it online at http://ffmpeg.org/documentation.html
|
||||
* Read the documentation in the doc/ directory.
|
||||
|
||||
2) Licensing
|
||||
------------
|
||||
|
||||
* See the LICENSE file.
|
||||
|
||||
3) Build and Install
|
||||
--------------------
|
||||
|
||||
* See the INSTALL file.
|
||||
|
13
arch.mak
13
arch.mak
@@ -1,13 +0,0 @@
|
||||
OBJS-$(HAVE_ARMV5TE) += $(ARMV5TE-OBJS) $(ARMV5TE-OBJS-yes)
|
||||
OBJS-$(HAVE_ARMV6) += $(ARMV6-OBJS) $(ARMV6-OBJS-yes)
|
||||
OBJS-$(HAVE_ARMVFP) += $(ARMVFP-OBJS) $(ARMVFP-OBJS-yes)
|
||||
OBJS-$(HAVE_NEON) += $(NEON-OBJS) $(NEON-OBJS-yes)
|
||||
|
||||
OBJS-$(HAVE_MMI) += $(MMI-OBJS) $(MMI-OBJS-yes)
|
||||
|
||||
OBJS-$(HAVE_ALTIVEC) += $(ALTIVEC-OBJS) $(ALTIVEC-OBJS-yes)
|
||||
|
||||
OBJS-$(HAVE_VIS) += $(VIS-OBJS) $(VIS-OBJS-yes)
|
||||
|
||||
OBJS-$(HAVE_MMX) += $(MMX-OBJS) $(MMX-OBJS-yes)
|
||||
OBJS-$(HAVE_YASM) += $(YASM-OBJS) $(YASM-OBJS-yes)
|
1113
cmdutils.c
1113
cmdutils.c
File diff suppressed because it is too large
Load Diff
154
cmdutils.h
154
cmdutils.h
@@ -43,16 +43,11 @@ extern const char program_name[];
|
||||
*/
|
||||
extern const int program_birth_year;
|
||||
|
||||
/**
|
||||
* this year, defined by the program for show_banner()
|
||||
*/
|
||||
extern const int this_year;
|
||||
|
||||
extern const char **opt_names;
|
||||
extern AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB];
|
||||
extern AVFormatContext *avformat_opts;
|
||||
extern struct SwsContext *sws_opts;
|
||||
extern struct SwrContext *swr_opts;
|
||||
extern AVDictionary *format_opts, *codec_opts;
|
||||
extern AVDictionary *format_opts, *video_opts, *audio_opts, *sub_opts;
|
||||
|
||||
/**
|
||||
* Initialize the cmdutils option system, in particular
|
||||
@@ -82,14 +77,6 @@ int opt_default(const char *opt, const char *arg);
|
||||
*/
|
||||
int opt_loglevel(const char *opt, const char *arg);
|
||||
|
||||
int opt_report(const char *opt);
|
||||
|
||||
int opt_max_alloc(const char *opt, const char *arg);
|
||||
|
||||
int opt_cpuflags(const char *opt, const char *arg);
|
||||
|
||||
int opt_codec_debug(const char *opt, const char *arg);
|
||||
|
||||
/**
|
||||
* Limit the execution time.
|
||||
*/
|
||||
@@ -101,15 +88,14 @@ int opt_timelimit(const char *opt, const char *arg);
|
||||
* parsed or the corresponding value is invalid.
|
||||
*
|
||||
* @param context the context of the value to be set (e.g. the
|
||||
* corresponding command line option name)
|
||||
* corresponding commandline option name)
|
||||
* @param numstr the string to be parsed
|
||||
* @param type the type (OPT_INT64 or OPT_FLOAT) as which the
|
||||
* string should be parsed
|
||||
* @param min the minimum valid accepted value
|
||||
* @param max the maximum valid accepted value
|
||||
*/
|
||||
double parse_number_or_die(const char *context, const char *numstr, int type,
|
||||
double min, double max);
|
||||
double parse_number_or_die(const char *context, const char *numstr, int type, double min, double max);
|
||||
|
||||
/**
|
||||
* Parse a string specifying a time and return its corresponding
|
||||
@@ -117,7 +103,7 @@ double parse_number_or_die(const char *context, const char *numstr, int type,
|
||||
* the string cannot be correctly parsed.
|
||||
*
|
||||
* @param context the context of the value to be set (e.g. the
|
||||
* corresponding command line option name)
|
||||
* corresponding commandline option name)
|
||||
* @param timestr the string to be parsed
|
||||
* @param is_duration a flag which tells how to interpret timestr, if
|
||||
* not zero timestr is interpreted as a duration, otherwise as a
|
||||
@@ -125,19 +111,7 @@ double parse_number_or_die(const char *context, const char *numstr, int type,
|
||||
*
|
||||
* @see parse_date()
|
||||
*/
|
||||
int64_t parse_time_or_die(const char *context, const char *timestr,
|
||||
int is_duration);
|
||||
|
||||
typedef struct SpecifierOpt {
|
||||
char *specifier; /**< stream/chapter/program/... specifier */
|
||||
union {
|
||||
uint8_t *str;
|
||||
int i;
|
||||
int64_t i64;
|
||||
float f;
|
||||
double dbl;
|
||||
} u;
|
||||
} SpecifierOpt;
|
||||
int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration);
|
||||
|
||||
typedef struct {
|
||||
const char *name;
|
||||
@@ -155,101 +129,31 @@ typedef struct {
|
||||
#define OPT_INT64 0x0400
|
||||
#define OPT_EXIT 0x0800
|
||||
#define OPT_DATA 0x1000
|
||||
#define OPT_FUNC2 0x2000
|
||||
#define OPT_OFFSET 0x4000 /* option is specified as an offset in a passed optctx */
|
||||
#define OPT_SPEC 0x8000 /* option is to be stored in an array of SpecifierOpt.
|
||||
Implies OPT_OFFSET. Next element after the offset is
|
||||
an int containing element count in the array. */
|
||||
#define OPT_TIME 0x10000
|
||||
#define OPT_DOUBLE 0x20000
|
||||
union {
|
||||
void *dst_ptr;
|
||||
int *int_arg;
|
||||
char **str_arg;
|
||||
float *float_arg;
|
||||
int (*func_arg)(const char *, const char *);
|
||||
int (*func2_arg)(void *, const char *, const char *);
|
||||
size_t off;
|
||||
int64_t *int64_arg;
|
||||
} u;
|
||||
const char *help;
|
||||
const char *argname;
|
||||
} OptionDef;
|
||||
|
||||
void show_help_options(const OptionDef *options, const char *msg, int mask,
|
||||
int value);
|
||||
|
||||
/**
|
||||
* Show help for all options with given flags in class and all its
|
||||
* children.
|
||||
*/
|
||||
void show_help_children(const AVClass *class, int flags);
|
||||
void show_help_options(const OptionDef *options, const char *msg, int mask, int value);
|
||||
|
||||
/**
|
||||
* Parse the command line arguments.
|
||||
*
|
||||
* @param optctx an opaque options context
|
||||
* @param options Array with the definitions required to interpret every
|
||||
* option of the form: -option_name [argument]
|
||||
* @param parse_arg_function Name of the function called to process every
|
||||
* argument without a leading option name flag. NULL if such arguments do
|
||||
* not have to be processed.
|
||||
*/
|
||||
void parse_options(void *optctx, int argc, char **argv, const OptionDef *options,
|
||||
void (* parse_arg_function)(void *optctx, const char*));
|
||||
void parse_options(int argc, char **argv, const OptionDef *options,
|
||||
int (* parse_arg_function)(const char *opt, const char *arg));
|
||||
|
||||
/**
|
||||
* Parse one given option.
|
||||
*
|
||||
* @return on success 1 if arg was consumed, 0 otherwise; negative number on error
|
||||
*/
|
||||
int parse_option(void *optctx, const char *opt, const char *arg,
|
||||
const OptionDef *options);
|
||||
|
||||
/**
|
||||
* Find the '-loglevel' option in the command line args and apply it.
|
||||
*/
|
||||
void parse_loglevel(int argc, char **argv, const OptionDef *options);
|
||||
|
||||
/**
|
||||
* Return index of option opt in argv or 0 if not found.
|
||||
*/
|
||||
int locate_option(int argc, char **argv, const OptionDef *options,
|
||||
const char *optname);
|
||||
|
||||
/**
|
||||
* Check if the given stream matches a stream specifier.
|
||||
*
|
||||
* @param s Corresponding format context.
|
||||
* @param st Stream from s to be checked.
|
||||
* @param spec A stream specifier of the [v|a|s|d]:[\<stream index\>] form.
|
||||
*
|
||||
* @return 1 if the stream matches, 0 if it doesn't, <0 on error
|
||||
*/
|
||||
int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec);
|
||||
|
||||
/**
|
||||
* Filter out options for given codec.
|
||||
*
|
||||
* Create a new options dictionary containing only the options from
|
||||
* opts which apply to the codec with ID codec_id.
|
||||
*
|
||||
* @param s Corresponding format context.
|
||||
* @param st A stream from s for which the options should be filtered.
|
||||
* @return a pointer to the created dictionary
|
||||
*/
|
||||
AVDictionary *filter_codec_opts(AVDictionary *opts, AVCodec *codec,
|
||||
AVFormatContext *s, AVStream *st);
|
||||
|
||||
/**
|
||||
* Setup AVCodecContext options for avformat_find_stream_info().
|
||||
*
|
||||
* Create an array of dictionaries, one dictionary for each stream
|
||||
* contained in s.
|
||||
* Each dictionary will contain the options from codec_opts which can
|
||||
* be applied to the corresponding stream codec context.
|
||||
*
|
||||
* @return pointer to the created array of dictionaries, NULL if it
|
||||
* cannot be created
|
||||
*/
|
||||
AVDictionary **setup_find_stream_info_opts(AVFormatContext *s,
|
||||
AVDictionary *codec_opts);
|
||||
void set_context_opts(void *ctx, void *opts_ctx, int flags, AVCodec *codec);
|
||||
|
||||
/**
|
||||
* Print an error message to stderr, indicating filename and a human
|
||||
@@ -267,7 +171,7 @@ void print_error(const char *filename, int err);
|
||||
* current version of the repository and of the libav* libraries used by
|
||||
* the program.
|
||||
*/
|
||||
void show_banner(int argc, char **argv, const OptionDef *options);
|
||||
void show_banner(void);
|
||||
|
||||
/**
|
||||
* Print the version of the program to stdout. The version message
|
||||
@@ -326,12 +230,6 @@ int opt_protocols(const char *opt, const char *arg);
|
||||
*/
|
||||
int opt_pix_fmts(const char *opt, const char *arg);
|
||||
|
||||
/**
|
||||
* Print a listing containing all the sample formats supported by the
|
||||
* program.
|
||||
*/
|
||||
int show_sample_fmts(const char *opt, const char *arg);
|
||||
|
||||
/**
|
||||
* Return a positive value if a line read from standard input
|
||||
* starts with [yY], otherwise return 0.
|
||||
@@ -347,7 +245,7 @@ int read_yesno(void);
|
||||
* @return 0 in case of success, a negative value corresponding to an
|
||||
* AVERROR error code in case of failure.
|
||||
*/
|
||||
int cmdutils_read_file(const char *filename, char **bufptr, size_t *size);
|
||||
int read_file(const char *filename, char **bufptr, size_t *size);
|
||||
|
||||
/**
|
||||
* Get a file corresponding to a preset file.
|
||||
@@ -358,7 +256,7 @@ int cmdutils_read_file(const char *filename, char **bufptr, size_t *size);
|
||||
* at configuration time or in a "ffpresets" folder along the executable
|
||||
* on win32, in that order. If no such file is found and
|
||||
* codec_name is defined, then search for a file named
|
||||
* codec_name-preset_name.avpreset in the above-mentioned directories.
|
||||
* codec_name-preset_name.ffpreset in the above-mentioned directories.
|
||||
*
|
||||
* @param filename buffer where the name of the found filename is written
|
||||
* @param filename_size size in bytes of the filename buffer
|
||||
@@ -370,20 +268,4 @@ int cmdutils_read_file(const char *filename, char **bufptr, size_t *size);
|
||||
FILE *get_preset_file(char *filename, size_t filename_size,
|
||||
const char *preset_name, int is_path, const char *codec_name);
|
||||
|
||||
/**
|
||||
* Do all the necessary cleanup and abort.
|
||||
* This function is implemented in the avtools, not cmdutils.
|
||||
*/
|
||||
void exit_program(int ret);
|
||||
|
||||
/**
|
||||
* Realloc array to hold new_size elements of elem_size.
|
||||
* Calls exit_program() on failure.
|
||||
*
|
||||
* @param elem_size size in bytes of each element
|
||||
* @param size new element count will be written here
|
||||
* @return reallocated array
|
||||
*/
|
||||
void *grow_array(void *array, int elem_size, int *size, int new_size);
|
||||
|
||||
#endif /* CMDUTILS_H */
|
||||
#endif /* FFMPEG_CMDUTILS_H */
|
||||
|
@@ -10,11 +10,4 @@
|
||||
{ "protocols", OPT_EXIT, {(void*)opt_protocols}, "show available protocols" },
|
||||
{ "filters", OPT_EXIT, {(void*)opt_filters }, "show available filters" },
|
||||
{ "pix_fmts" , OPT_EXIT, {(void*)opt_pix_fmts }, "show available pixel formats" },
|
||||
{ "sample_fmts", OPT_EXIT, {.func_arg = show_sample_fmts }, "show available audio sample formats" },
|
||||
{ "loglevel", HAS_ARG, {(void*)opt_loglevel}, "set libav* logging level", "loglevel" },
|
||||
{ "v", HAS_ARG, {(void*)opt_loglevel}, "set libav* logging level", "loglevel" },
|
||||
{ "debug", HAS_ARG, {(void*)opt_codec_debug}, "set debug flags", "flags" },
|
||||
{ "fdebug", HAS_ARG, {(void*)opt_codec_debug}, "set debug flags", "flags" },
|
||||
{ "report", 0, {(void*)opt_report}, "generate a report" },
|
||||
{ "max_alloc", HAS_ARG, {(void*)opt_max_alloc}, "set maximum size of a single allocated block", "bytes" },
|
||||
{ "cpuflags", HAS_ARG | OPT_EXPERT, {(void*)opt_cpuflags}, "force specific cpu flags", "flags" },
|
||||
|
73
common.mak
73
common.mak
@@ -10,7 +10,7 @@ ifndef SUBDIR
|
||||
ifndef V
|
||||
Q = @
|
||||
ECHO = printf "$(1)\t%s\n" $(2)
|
||||
BRIEF = CC CXX AS YASM AR LD HOSTCC STRIP CP
|
||||
BRIEF = CC AS YASM AR LD HOSTCC STRIP CP
|
||||
SILENT = DEPCC YASMDEP RM RANLIB
|
||||
MSG = $@
|
||||
M = @$(call ECHO,$(TAG),$@);
|
||||
@@ -20,38 +20,20 @@ $(foreach VAR,$(SILENT),$(eval override $(VAR) = @$($(VAR))))
|
||||
$(eval INSTALL = @$(call ECHO,INSTALL,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
|
||||
endif
|
||||
|
||||
ALLFFLIBS = avcodec avdevice avfilter avformat avresample avutil postproc swscale swresample
|
||||
IFLAGS := -I. -I$(SRC_PATH)
|
||||
CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
|
||||
CFLAGS += $(ECFLAGS)
|
||||
YASMFLAGS += $(IFLAGS) -Pconfig.asm
|
||||
|
||||
# NASM requires -I path terminated with /
|
||||
IFLAGS := -I. -I$(SRC_PATH)/
|
||||
CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
|
||||
CFLAGS += $(ECFLAGS)
|
||||
CCFLAGS = $(CFLAGS)
|
||||
CXXFLAGS := $(CFLAGS) $(CXXFLAGS)
|
||||
YASMFLAGS += $(IFLAGS) -I$(SRC_PATH)/libavutil/x86/ -Pconfig.asm
|
||||
HOSTCFLAGS += $(IFLAGS)
|
||||
LDFLAGS := $(ALLFFLIBS:%=-Llib%) $(LDFLAGS)
|
||||
|
||||
define COMPILE
|
||||
$($(1)DEP)
|
||||
$($(1)) $(CPPFLAGS) $($(1)FLAGS) $($(1)_DEPFLAGS) -c $($(1)_O) $<
|
||||
endef
|
||||
|
||||
COMPILE_C = $(call COMPILE,CC)
|
||||
COMPILE_CXX = $(call COMPILE,CXX)
|
||||
COMPILE_S = $(call COMPILE,AS)
|
||||
|
||||
%.o: %.c
|
||||
$(COMPILE_C)
|
||||
|
||||
%.o: %.cpp
|
||||
$(COMPILE_CXX)
|
||||
|
||||
%.s: %.c
|
||||
$(CC) $(CPPFLAGS) $(CFLAGS) -S -o $@ $<
|
||||
$(CCDEP)
|
||||
$(CC) $(CPPFLAGS) $(CFLAGS) $(CC_DEPFLAGS) -c $(CC_O) $<
|
||||
|
||||
%.o: %.S
|
||||
$(COMPILE_S)
|
||||
$(ASDEP)
|
||||
$(AS) $(CPPFLAGS) $(ASFLAGS) $(AS_DEPFLAGS) -c -o $@ $<
|
||||
|
||||
%.ho: %.h
|
||||
$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-unused -c -o $@ -x c $<
|
||||
@@ -73,48 +55,37 @@ COMPILE_S = $(call COMPILE,AS)
|
||||
$(OBJS):
|
||||
endif
|
||||
|
||||
include $(SRC_PATH)/arch.mak
|
||||
OBJS-$(HAVE_MMX) += $(MMX-OBJS-yes)
|
||||
|
||||
OBJS += $(OBJS-yes)
|
||||
FFLIBS := $(FFLIBS-yes) $(FFLIBS)
|
||||
TESTPROGS += $(TESTPROGS-yes)
|
||||
|
||||
FFEXTRALIBS := $(FFLIBS:%=-l%$(BUILDSUF)) $(EXTRALIBS)
|
||||
FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
|
||||
FFLDFLAGS := $(addprefix -Llib,$(ALLFFLIBS)) $(LDFLAGS)
|
||||
|
||||
EXAMPLES := $(EXAMPLES:%=$(SUBDIR)%-example$(EXESUF))
|
||||
OBJS := $(sort $(OBJS:%=$(SUBDIR)%))
|
||||
TESTOBJS := $(TESTOBJS:%=$(SUBDIR)%) $(TESTPROGS:%=$(SUBDIR)%-test.o)
|
||||
TESTPROGS := $(TESTPROGS:%=$(SUBDIR)%-test$(EXESUF))
|
||||
HOSTOBJS := $(HOSTPROGS:%=$(SUBDIR)%.o)
|
||||
HOSTPROGS := $(HOSTPROGS:%=$(SUBDIR)%$(HOSTEXESUF))
|
||||
TOOLS += $(TOOLS-yes)
|
||||
TOOLOBJS := $(TOOLS:%=tools/%.o)
|
||||
TOOLS := $(TOOLS:%=tools/%$(EXESUF))
|
||||
EXAMPLES := $(addprefix $(SUBDIR),$(addsuffix -example$(EXESUF),$(EXAMPLES)))
|
||||
OBJS := $(addprefix $(SUBDIR),$(sort $(OBJS)))
|
||||
TESTOBJS := $(addprefix $(SUBDIR),$(TESTOBJS) $(TESTPROGS:%=%-test.o))
|
||||
TESTPROGS := $(addprefix $(SUBDIR),$(addsuffix -test$(EXESUF),$(TESTPROGS)))
|
||||
HOSTOBJS := $(addprefix $(SUBDIR),$(addsuffix .o,$(HOSTPROGS)))
|
||||
HOSTPROGS := $(addprefix $(SUBDIR),$(addsuffix $(HOSTEXESUF),$(HOSTPROGS)))
|
||||
|
||||
DEP_LIBS := $(foreach NAME,$(FFLIBS),lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME))
|
||||
|
||||
ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h))
|
||||
SKIPHEADERS += $(ARCH_HEADERS:%=$(ARCH)/%) $(SKIPHEADERS-)
|
||||
SKIPHEADERS := $(SKIPHEADERS:%=$(SUBDIR)%)
|
||||
SKIPHEADERS += $(addprefix $(ARCH)/,$(ARCH_HEADERS))
|
||||
SKIPHEADERS := $(addprefix $(SUBDIR),$(SKIPHEADERS-) $(SKIPHEADERS))
|
||||
checkheaders: $(filter-out $(SKIPHEADERS:.h=.ho),$(ALLHEADERS:.h=.ho))
|
||||
|
||||
alltools: $(TOOLS)
|
||||
|
||||
$(HOSTOBJS): %.o: %.c
|
||||
$(HOSTCC) $(HOSTCFLAGS) -c -o $@ $<
|
||||
|
||||
$(HOSTPROGS): %$(HOSTEXESUF): %.o
|
||||
$(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS)
|
||||
|
||||
$(OBJS): | $(sort $(dir $(OBJS)))
|
||||
$(HOSTOBJS): | $(sort $(dir $(HOSTOBJS)))
|
||||
$(TESTOBJS): | $(sort $(dir $(TESTOBJS)))
|
||||
$(TOOLOBJS): | tools
|
||||
|
||||
OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS))
|
||||
|
||||
CLEANSUFFIXES = *.d *.o *~ *.ho *.map *.ver *.gcno *.gcda
|
||||
CLEANSUFFIXES = *.d *.o *~ *.ho *.map *.ver
|
||||
DISTCLEANSUFFIXES = *.pc
|
||||
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a
|
||||
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a *.exp
|
||||
|
||||
-include $(wildcard $(OBJS:.o=.d) $(TESTOBJS:.o=.d))
|
||||
|
813
doc/APIchanges
813
doc/APIchanges
File diff suppressed because it is too large
Load Diff
73
doc/Makefile
73
doc/Makefile
@@ -1,73 +0,0 @@
|
||||
MANPAGES = $(PROGS-yes:%=doc/%.1)
|
||||
PODPAGES = $(PROGS-yes:%=doc/%.pod)
|
||||
HTMLPAGES = $(PROGS-yes:%=doc/%.html) \
|
||||
doc/developer.html \
|
||||
doc/faq.html \
|
||||
doc/fate.html \
|
||||
doc/general.html \
|
||||
doc/git-howto.html \
|
||||
doc/libavfilter.html \
|
||||
doc/platform.html \
|
||||
doc/syntax.html \
|
||||
|
||||
TXTPAGES = doc/fate.txt \
|
||||
|
||||
|
||||
DOCS = $(HTMLPAGES) $(MANPAGES) $(PODPAGES)
|
||||
ifdef HAVE_MAKEINFO
|
||||
DOCS += $(TXTPAGES)
|
||||
endif
|
||||
|
||||
all-$(CONFIG_DOC): documentation
|
||||
|
||||
documentation: $(DOCS)
|
||||
|
||||
TEXIDEP = awk '/^@(verbatim)?include/ { printf "$@: $(@D)/%s\n", $$2 }' <$< >$(@:%=%.d)
|
||||
|
||||
doc/%.txt: TAG = TXT
|
||||
doc/%.txt: doc/%.texi
|
||||
$(Q)$(TEXIDEP)
|
||||
$(M)makeinfo --force --no-headers -o $@ $< 2>/dev/null
|
||||
|
||||
doc/print_options.o: libavformat/options_table.h libavcodec/options_table.h
|
||||
|
||||
GENTEXI = format codec
|
||||
GENTEXI := $(GENTEXI:%=doc/avoptions_%.texi)
|
||||
|
||||
$(GENTEXI): TAG = GENTEXI
|
||||
$(GENTEXI): doc/avoptions_%.texi: doc/print_options$(HOSTEXESUF)
|
||||
$(M)doc/print_options $* > $@
|
||||
|
||||
doc/%.html: TAG = HTML
|
||||
doc/%.html: doc/%.texi $(SRC_PATH)/doc/t2h.init $(GENTEXI)
|
||||
$(Q)$(TEXIDEP)
|
||||
$(M)texi2html -I doc -monolithic --init-file $(SRC_PATH)/doc/t2h.init --output $@ $<
|
||||
|
||||
doc/%.pod: TAG = POD
|
||||
doc/%.pod: doc/%.texi $(GENTEXI)
|
||||
$(Q)$(TEXIDEP)
|
||||
$(M)$(SRC_PATH)/doc/texi2pod.pl -Idoc $< $@
|
||||
|
||||
doc/%.1: TAG = MAN
|
||||
doc/%.1: doc/%.pod $(GENTEXI)
|
||||
$(M)pod2man --section=1 --center=" " --release=" " $< > $@
|
||||
|
||||
$(DOCS): | doc/
|
||||
|
||||
install-progs-$(CONFIG_DOC): install-man
|
||||
|
||||
install-man: $(MANPAGES)
|
||||
$(Q)mkdir -p "$(MANDIR)/man1"
|
||||
$(INSTALL) -m 644 $(MANPAGES) "$(MANDIR)/man1"
|
||||
|
||||
uninstall: uninstall-man
|
||||
|
||||
uninstall-man:
|
||||
$(RM) $(addprefix "$(MANDIR)/man1/",$(ALLMANPAGES))
|
||||
|
||||
clean::
|
||||
$(RM) $(TXTPAGES) doc/*.html doc/*.pod doc/*.1 $(CLEANSUFFIXES:%=doc/%) doc/avoptions_*.texi
|
||||
|
||||
-include $(wildcard $(DOCS:%=%.d))
|
||||
|
||||
.PHONY: documentation
|
@@ -1,16 +1,65 @@
|
||||
Release Notes
|
||||
=============
|
||||
|
||||
* 0.11 "Happiness" May, 2012
|
||||
* 0.8 "Love" June, 2011
|
||||
* 0.7.1 "Peace" June, 2011 (identical to 0.8 but using 0.6 ABI/API)
|
||||
|
||||
|
||||
General notes
|
||||
-------------
|
||||
See the Changelog file for a list of significant changes. Note, there
|
||||
are many more new features and bugfixes than whats listed there.
|
||||
|
||||
This release enables frame-based multithreaded decoding for a number of codecs,
|
||||
including theora, huffyuv, VP8, H.263, mpeg4 and H.264. Additionally, there has
|
||||
been a major cleanup of
|
||||
both internal and external APIs. For this reason, the major versions of all
|
||||
libraries except libpostproc have been bumped. This means that 0.8 can be installed
|
||||
side-by-side with previous releases, on the other hand applications need to be
|
||||
recompiled to use 0.8.
|
||||
|
||||
Other important changes are more than 200 bugfixes, known regressions were fixed
|
||||
w.r.t 0.5 and 0.6, additions of decoders including, but not limited to,
|
||||
AMR-WB, single stream LATM/LOAS, G.722 ADPCM, a native VP8 decoder
|
||||
and HE-AACv2. Additionally, many new de/muxers such as WebM in Matroska, Apple
|
||||
HTTP Live Streaming, SAP, IEC 61937 (S/PDIF) have been added.
|
||||
|
||||
See the Changelog file for a list of significant changes.
|
||||
|
||||
Bugreports against FFmpeg git master or the most recent FFmpeg release are
|
||||
accepted. If you are experiencing issues with any formally released version of
|
||||
FFmpeg, please try git master to check if the issue still exists. If it does,
|
||||
make your report against the development code following the usual bug reporting
|
||||
guidelines.
|
||||
|
||||
Note, if you have difficulty building for mingw, try --disable-outdev=sdl
|
||||
|
||||
|
||||
API changes
|
||||
-----------
|
||||
|
||||
Please see git log of the public headers or the file doc/APIchanges for
|
||||
programmer-centric information. Note that some long-time deprecated APIs have
|
||||
been removed. Also, a number of additional APIs have been deprecated and might
|
||||
be removed in the next release.
|
||||
|
||||
|
||||
Other notable changes
|
||||
---------------------
|
||||
|
||||
- high quality dithering in swscale to fix banding issues
|
||||
- ffmpeg is now interactive and various information can be turned on/off while its running
|
||||
- resolution changing support in ffmpeg
|
||||
- sdl output device
|
||||
- optimizations in libavfilter that make it much faster
|
||||
- split, buffer, select, lut, negate filters amongth others
|
||||
- more than 50 new video filters from mplayers libmpcodecs
|
||||
- many ARM NEON optimizations
|
||||
- nonfree libfaad support for AAC decoding removed
|
||||
- 4:4:4 H.264 decoding
|
||||
- 9/10bit H.264 decoding
|
||||
- Win64 Assembler support
|
||||
- native MMSH/MMST support
|
||||
- Windows TV demuxing
|
||||
- native AMR-WB decoding
|
||||
- native GSM-MS decoding
|
||||
- SMPTE 302M decoding
|
||||
- AVS encoding
|
||||
|
82
doc/TODO
Normal file
82
doc/TODO
Normal file
@@ -0,0 +1,82 @@
|
||||
ffmpeg TODO list:
|
||||
----------------
|
||||
|
||||
Fabrice's TODO list: (unordered)
|
||||
-------------------
|
||||
Short term:
|
||||
|
||||
- use AVFMTCTX_DISCARD_PKT in ffplay so that DV has a chance to work
|
||||
- add RTSP regression test (both client and server)
|
||||
- make ffserver allocate AVFormatContext
|
||||
- clean up (incompatible change, for 0.5.0):
|
||||
* AVStream -> AVComponent
|
||||
* AVFormatContext -> AVInputStream/AVOutputStream
|
||||
* suppress rate_emu from AVCodecContext
|
||||
- add new float/integer audio filterting and conversion : suppress
|
||||
CODEC_ID_PCM_xxc and use CODEC_ID_RAWAUDIO.
|
||||
- fix telecine and frame rate conversion
|
||||
|
||||
Long term (ask me if you want to help):
|
||||
|
||||
- commit new imgconvert API and new PIX_FMT_xxx alpha formats
|
||||
- commit new LGPL'ed float and integer-only AC3 decoder
|
||||
- add WMA integer-only decoder
|
||||
- add new MPEG4-AAC audio decoder (both integer-only and float version)
|
||||
|
||||
Michael's TODO list: (unordered) (if anyone wanna help with sth, just ask)
|
||||
-------------------
|
||||
- optimize H264 CABAC
|
||||
- more optimizations
|
||||
- simper rate control
|
||||
|
||||
Philip'a TODO list: (alphabetically ordered) (please help)
|
||||
------------------
|
||||
- Add a multi-ffm filetype so that feeds can be recorded into multiple files rather
|
||||
than one big file.
|
||||
- Authenticated users support -- where the authentication is in the URL
|
||||
- Change ASF files so that the embedded timestamp in the frames is right rather
|
||||
than being an offset from the start of the stream
|
||||
- Make ffm files more resilient to changes in the codec structures so that you
|
||||
can play old ffm files.
|
||||
|
||||
Baptiste's TODO list:
|
||||
-----------------
|
||||
- mov edit list support (AVEditList)
|
||||
- YUV 10 bit per component support "2vuy"
|
||||
- mxf muxer
|
||||
- mpeg2 non linear quantizer
|
||||
|
||||
unassigned TODO: (unordered)
|
||||
---------------
|
||||
- use AVFrame for audio codecs too
|
||||
- rework aviobuf.c buffering strategy and fix url_fskip
|
||||
- generate optimal huffman tables for mjpeg encoding
|
||||
- fix ffserver regression tests
|
||||
- support xvids motion estimation
|
||||
- support x264s motion estimation
|
||||
- support x264s rate control
|
||||
- SNOW: non translational motion compensation
|
||||
- SNOW: more optimal quantization
|
||||
- SNOW: 4x4 block support
|
||||
- SNOW: 1/8 pel motion compensation support
|
||||
- SNOW: iterative motion estimation based on subsampled images
|
||||
- SNOW: try B frames and MCTF and see how their PSNR/bitrate/complexity behaves
|
||||
- SNOW: try to use the wavelet transformed MC-ed reference frame as context for the entropy coder
|
||||
- SNOW: think about/analyize how to make snow use multiple cpus/threads
|
||||
- SNOW: finish spec
|
||||
- FLAC: lossy encoding (viterbi and naive scalar quantization)
|
||||
- libavfilter
|
||||
- JPEG2000 decoder & encoder
|
||||
- MPEG4 GMC encoding support
|
||||
- macroblock based pixel format (better cache locality, somewhat complex, one paper claimed it faster for high res)
|
||||
- regression tests for codecs which do not have an encoder (I+P-frame bitstream in the 'master' branch)
|
||||
- add support for using mplayers video filters to ffmpeg
|
||||
- H264 encoder
|
||||
- per MB ratecontrol (so VCD and such do work better)
|
||||
- write a script which iteratively changes all functions between always_inline and noinline and benchmarks the result to find the best set of inlined functions
|
||||
- convert all the non SIMD asm into small asm vs. C testcases and submit them to the gcc devels so they can improve gcc
|
||||
- generic audio mixing API
|
||||
- extract PES packetizer from PS muxer and use it for new TS muxer
|
||||
- implement automatic AVBistreamFilter activation
|
||||
- make cabac encoder use bytestream (see http://trac.videolan.org/x264/changeset/?format=diff&new=651)
|
||||
- merge imdct and windowing, the current code does considerable amounts of redundant work
|
@@ -1,182 +0,0 @@
|
||||
All the numerical options, if not specified otherwise, accept in input
|
||||
a string representing a number, which may contain one of the
|
||||
International System number postfixes, for example 'K', 'M', 'G'.
|
||||
If 'i' is appended after the postfix, powers of 2 are used instead of
|
||||
powers of 10. The 'B' postfix multiplies the value for 8, and can be
|
||||
appended after another postfix or used alone. This allows using for
|
||||
example 'KB', 'MiB', 'G' and 'B' as postfix.
|
||||
|
||||
Options which do not take arguments are boolean options, and set the
|
||||
corresponding value to true. They can be set to false by prefixing
|
||||
with "no" the option name, for example using "-nofoo" in the
|
||||
command line will set to false the boolean option with name "foo".
|
||||
|
||||
@anchor{Stream specifiers}
|
||||
@section Stream specifiers
|
||||
Some options are applied per-stream, e.g. bitrate or codec. Stream specifiers
|
||||
are used to precisely specify which stream(s) does a given option belong to.
|
||||
|
||||
A stream specifier is a string generally appended to the option name and
|
||||
separated from it by a colon. E.g. @code{-codec:a:1 ac3} option contains
|
||||
@code{a:1} stream specifer, which matches the second audio stream. Therefore it
|
||||
would select the ac3 codec for the second audio stream.
|
||||
|
||||
A stream specifier can match several stream, the option is then applied to all
|
||||
of them. E.g. the stream specifier in @code{-b:a 128k} matches all audio
|
||||
streams.
|
||||
|
||||
An empty stream specifier matches all streams, for example @code{-codec copy}
|
||||
or @code{-codec: copy} would copy all the streams without reencoding.
|
||||
|
||||
Possible forms of stream specifiers are:
|
||||
@table @option
|
||||
@item @var{stream_index}
|
||||
Matches the stream with this index. E.g. @code{-threads:1 4} would set the
|
||||
thread count for the second stream to 4.
|
||||
@item @var{stream_type}[:@var{stream_index}]
|
||||
@var{stream_type} is one of: 'v' for video, 'a' for audio, 's' for subtitle,
|
||||
'd' for data and 't' for attachments. If @var{stream_index} is given, then
|
||||
matches stream number @var{stream_index} of this type. Otherwise matches all
|
||||
streams of this type.
|
||||
@item p:@var{program_id}[:@var{stream_index}]
|
||||
If @var{stream_index} is given, then matches stream number @var{stream_index} in
|
||||
program with id @var{program_id}. Otherwise matches all streams in this program.
|
||||
@item #@var{stream_id}
|
||||
Matches the stream by format-specific ID.
|
||||
@end table
|
||||
@section Generic options
|
||||
|
||||
These options are shared amongst the av* tools.
|
||||
|
||||
@table @option
|
||||
|
||||
@item -L
|
||||
Show license.
|
||||
|
||||
@item -h, -?, -help, --help
|
||||
Show help.
|
||||
|
||||
@item -version
|
||||
Show version.
|
||||
|
||||
@item -formats
|
||||
Show available formats.
|
||||
|
||||
The fields preceding the format names have the following meanings:
|
||||
@table @samp
|
||||
@item D
|
||||
Decoding available
|
||||
@item E
|
||||
Encoding available
|
||||
@end table
|
||||
|
||||
@item -codecs
|
||||
Show available codecs.
|
||||
|
||||
The fields preceding the codec names have the following meanings:
|
||||
@table @samp
|
||||
@item D
|
||||
Decoding available
|
||||
@item E
|
||||
Encoding available
|
||||
@item V/A/S
|
||||
Video/audio/subtitle codec
|
||||
@item S
|
||||
Codec supports slices
|
||||
@item D
|
||||
Codec supports direct rendering
|
||||
@item T
|
||||
Codec can handle input truncated at random locations instead of only at frame boundaries
|
||||
@end table
|
||||
|
||||
@item -bsfs
|
||||
Show available bitstream filters.
|
||||
|
||||
@item -protocols
|
||||
Show available protocols.
|
||||
|
||||
@item -filters
|
||||
Show available libavfilter filters.
|
||||
|
||||
@item -pix_fmts
|
||||
Show available pixel formats.
|
||||
|
||||
@item -sample_fmts
|
||||
Show available sample formats.
|
||||
|
||||
@item -loglevel @var{loglevel} | -v @var{loglevel}
|
||||
Set the logging level used by the library.
|
||||
@var{loglevel} is a number or a string containing one of the following values:
|
||||
@table @samp
|
||||
@item quiet
|
||||
@item panic
|
||||
@item fatal
|
||||
@item error
|
||||
@item warning
|
||||
@item info
|
||||
@item verbose
|
||||
@item debug
|
||||
@end table
|
||||
|
||||
By default the program logs to stderr, if coloring is supported by the
|
||||
terminal, colors are used to mark errors and warnings. Log coloring
|
||||
can be disabled setting the environment variable
|
||||
@env{AV_LOG_FORCE_NOCOLOR} or @env{NO_COLOR}, or can be forced setting
|
||||
the environment variable @env{AV_LOG_FORCE_COLOR}.
|
||||
The use of the environment variable @env{NO_COLOR} is deprecated and
|
||||
will be dropped in a following FFmpeg version.
|
||||
|
||||
@item -report
|
||||
Dump full command line and console output to a file named
|
||||
@code{@var{program}-@var{YYYYMMDD}-@var{HHMMSS}.log} in the current
|
||||
directory.
|
||||
This file can be useful for bug reports.
|
||||
It also implies @code{-loglevel verbose}.
|
||||
|
||||
Note: setting the environment variable @code{FFREPORT} to any value has the
|
||||
same effect.
|
||||
|
||||
@item -cpuflags flags (@emph{global})
|
||||
Allows setting and clearing cpu flags. This option is intended
|
||||
for testing. Do not use it unless you know what you're doing.
|
||||
@example
|
||||
ffmpeg -cpuflags -sse+mmx ...
|
||||
ffmpeg -cpuflags mmx ...
|
||||
ffmpeg -cpuflags 0 ...
|
||||
@end example
|
||||
|
||||
@end table
|
||||
|
||||
@section AVOptions
|
||||
|
||||
These options are provided directly by the libavformat, libavdevice and
|
||||
libavcodec libraries. To see the list of available AVOptions, use the
|
||||
@option{-help} option. They are separated into two categories:
|
||||
@table @option
|
||||
@item generic
|
||||
These options can be set for any container, codec or device. Generic options
|
||||
are listed under AVFormatContext options for containers/devices and under
|
||||
AVCodecContext options for codecs.
|
||||
@item private
|
||||
These options are specific to the given container, device or codec. Private
|
||||
options are listed under their corresponding containers/devices/codecs.
|
||||
@end table
|
||||
|
||||
For example to write an ID3v2.3 header instead of a default ID3v2.4 to
|
||||
an MP3 file, use the @option{id3v2_version} private option of the MP3
|
||||
muxer:
|
||||
@example
|
||||
ffmpeg -i input.flac -id3v2_version 3 out.mp3
|
||||
@end example
|
||||
|
||||
All codec AVOptions are obviously per-stream, so the chapter on stream
|
||||
specifiers applies to them
|
||||
|
||||
Note @option{-nooption} syntax cannot be used for boolean AVOptions,
|
||||
use @option{-option 0}/@option{-option 1}.
|
||||
|
||||
Note2 old undocumented way of specifying per-stream AVOptions by prepending
|
||||
v/a/s to the options name is now obsolete and will be removed soon.
|
||||
|
||||
@include avoptions_codec.texi
|
||||
@include avoptions_format.texi
|
@@ -23,20 +23,6 @@ Below is a description of the currently available bitstream filters.
|
||||
|
||||
@section h264_mp4toannexb
|
||||
|
||||
Convert an H.264 bitstream from length prefixed mode to start code
|
||||
prefixed mode (as defined in the Annex B of the ITU-T H.264
|
||||
specification).
|
||||
|
||||
This is required by some streaming formats, typically the MPEG-2
|
||||
transport stream format ("mpegts").
|
||||
|
||||
For example to remux an MP4 file containing an H.264 stream to mpegts
|
||||
format with @command{ffmpeg}, you can use the command:
|
||||
|
||||
@example
|
||||
ffmpeg -i INPUT.mp4 -codec copy -bsf:v h264_mp4toannexb OUTPUT.ts
|
||||
@end example
|
||||
|
||||
@section imx_dump_header
|
||||
|
||||
@section mjpeg2jpeg
|
||||
@@ -48,7 +34,7 @@ JPEG image. The individual frames can be extracted without loss,
|
||||
e.g. by
|
||||
|
||||
@example
|
||||
ffmpeg -i ../some_mjpeg.avi -c:v copy frames_%d.jpg
|
||||
ffmpeg -i ../some_mjpeg.avi -vcodec copy frames_%d.jpg
|
||||
@end example
|
||||
|
||||
Unfortunately, these chunks are incomplete JPEG images, because
|
||||
@@ -71,9 +57,9 @@ stream (carrying the AVI1 header ID and lacking a DHT segment) to
|
||||
produce fully qualified JPEG images.
|
||||
|
||||
@example
|
||||
ffmpeg -i mjpeg-movie.avi -c:v copy -bsf:v mjpeg2jpeg frame_%d.jpg
|
||||
ffmpeg -i mjpeg-movie.avi -vcodec copy -vbsf mjpeg2jpeg frame_%d.jpg
|
||||
exiftran -i -9 frame*.jpg
|
||||
ffmpeg -i frame_%d.jpg -c:v copy rotated.avi
|
||||
ffmpeg -i frame_%d.jpg -vcodec copy rotated.avi
|
||||
@end example
|
||||
|
||||
@section mjpega_dump_header
|
||||
|
@@ -27,7 +27,7 @@ follows.
|
||||
|
||||
@section rawvideo
|
||||
|
||||
Raw video decoder.
|
||||
Rawvideo decoder.
|
||||
|
||||
This decoder decodes rawvideo streams.
|
||||
|
||||
@@ -48,79 +48,3 @@ top-field-first is assumed
|
||||
@end table
|
||||
|
||||
@c man end VIDEO DECODERS
|
||||
|
||||
@chapter Audio Decoders
|
||||
@c man begin AUDIO DECODERS
|
||||
|
||||
@section ffwavesynth
|
||||
|
||||
Internal wave synthetizer.
|
||||
|
||||
This decoder generates wave patterns according to predefined sequences. Its
|
||||
use is purely internal and the format of the data it accepts is not publicly
|
||||
documented.
|
||||
|
||||
@section libcelt
|
||||
|
||||
libcelt decoder wrapper
|
||||
|
||||
libcelt allows libavcodec to decode the Xiph CELT ultra-low delay audio codec.
|
||||
Requires the presence of the libcelt headers and library during configuration.
|
||||
You need to explicitly configure the build with @code{--enable-libcelt}.
|
||||
|
||||
@section libgsm
|
||||
|
||||
libgsm decoder wrapper
|
||||
|
||||
libgsm allows libavcodec to decode the GSM full rate audio codec. Requires
|
||||
the presence of the libgsm headers and library during configuration. You need
|
||||
to explicitly configure the build with @code{--enable-libgsm}.
|
||||
|
||||
This decoder supports both the ordinary GSM and the Microsoft variant.
|
||||
|
||||
@section libilbc
|
||||
|
||||
libilbc decoder wrapper
|
||||
|
||||
libilbc allows libavcodec to decode the Internet Low Bitrate Codec (iLBC)
|
||||
audio codec. Requires the presence of the libilbc headers and library during
|
||||
configuration. You need to explicitly configure the build with
|
||||
@code{--enable-libilbc}.
|
||||
|
||||
@subsection Options
|
||||
|
||||
The following option is supported by the libilbc wrapper.
|
||||
|
||||
@table @option
|
||||
@item enhance
|
||||
|
||||
Enable the enhancement of the decoded audio when set to 1. The default
|
||||
value is 0 (disabled).
|
||||
|
||||
@end table
|
||||
|
||||
@section libopencore-amrnb
|
||||
|
||||
libopencore-amrnb decoder wrapper
|
||||
|
||||
libopencore-amrnb allows libavcodec to decode the Adaptive Multi-Rate
|
||||
Narrowband audio codec. Using it requires the presence of the
|
||||
libopencore-amrnb headers and library during configuration. You need to
|
||||
explicitly configure the build with @code{--enable-libopencore-amrnb}.
|
||||
|
||||
An FFmpeg native decoder for AMR-NB exists, so users can decode AMR-NB
|
||||
without this library.
|
||||
|
||||
@section libopencore-amrwb
|
||||
|
||||
libopencore-amrwb decoder wrapper.
|
||||
|
||||
libopencore-amrwb allows libavcodec to decode the Adaptive Multi-Rate
|
||||
Wideband audio codec. Using it requires the presence of the
|
||||
libopencore-amrwb headers and library during configuration. You need to
|
||||
explicitly configure the build with @code{--enable-libopencore-amrwb}.
|
||||
|
||||
An FFmpeg native decoder for AMR-WB exists, so users can decode AMR-WB
|
||||
without this library.
|
||||
|
||||
@c man end AUDIO DECODERS
|
||||
|
@@ -49,19 +49,19 @@ sequence of filenames of the form @file{i%m%g-1.jpg},
|
||||
The size, the pixel format, and the format of each image must be the
|
||||
same for all the files in the sequence.
|
||||
|
||||
The following example shows how to use @command{ffmpeg} for creating a
|
||||
The following example shows how to use @file{ffmpeg} for creating a
|
||||
video from the images in the file sequence @file{img-001.jpeg},
|
||||
@file{img-002.jpeg}, ..., assuming an input frame rate of 10 frames per
|
||||
@file{img-002.jpeg}, ..., assuming an input framerate of 10 frames per
|
||||
second:
|
||||
@example
|
||||
ffmpeg -i 'img-%03d.jpeg' -r 10 out.mkv
|
||||
ffmpeg -r 10 -f image2 -i 'img-%03d.jpeg' out.avi
|
||||
@end example
|
||||
|
||||
Note that the pattern must not necessarily contain "%d" or
|
||||
"%0@var{N}d", for example to convert a single image file
|
||||
@file{img.jpeg} you can employ the command:
|
||||
@example
|
||||
ffmpeg -i img.jpeg img.png
|
||||
ffmpeg -f image2 -i img.jpeg img.png
|
||||
@end example
|
||||
|
||||
@section applehttp
|
||||
@@ -75,34 +75,4 @@ the caller can decide which variant streams to actually receive.
|
||||
The total bitrate of the variant that the stream belongs to is
|
||||
available in a metadata key named "variant_bitrate".
|
||||
|
||||
@section sbg
|
||||
|
||||
SBaGen script demuxer.
|
||||
|
||||
This demuxer reads the script language used by SBaGen
|
||||
@url{http://uazu.net/sbagen/} to generate binaural beats sessions. A SBG
|
||||
script looks like that:
|
||||
@example
|
||||
-SE
|
||||
a: 300-2.5/3 440+4.5/0
|
||||
b: 300-2.5/0 440+4.5/3
|
||||
off: -
|
||||
NOW == a
|
||||
+0:07:00 == b
|
||||
+0:14:00 == a
|
||||
+0:21:00 == b
|
||||
+0:30:00 off
|
||||
@end example
|
||||
|
||||
A SBG script can mix absolute and relative timestamps. If the script uses
|
||||
either only absolute timestamps (including the script start time) or only
|
||||
relative ones, then its layout is fixed, and the conversion is
|
||||
straightforward. On the other hand, if the script mixes both kind of
|
||||
timestamps, then the @var{NOW} reference for relative timestamps will be
|
||||
taken from the current time of day at the time the script is read, and the
|
||||
script layout will be frozen according to that reference. That means that if
|
||||
the script is directly played, the actual times will match the absolute
|
||||
timestamps up to the sound controller's clock accuracy, but if the user
|
||||
somehow pauses the playback or seeks, all times will be shifted accordingly.
|
||||
|
||||
@c man end INPUT DEVICES
|
||||
|
@@ -14,13 +14,12 @@
|
||||
@section API
|
||||
@itemize @bullet
|
||||
@item libavcodec is the library containing the codecs (both encoding and
|
||||
decoding). Look at @file{doc/examples/decoding_encoding.c} to see how to use
|
||||
it.
|
||||
decoding). Look at @file{libavcodec/apiexample.c} to see how to use it.
|
||||
|
||||
@item libavformat is the library containing the file format handling (mux and
|
||||
demux code for several formats). Look at @file{ffplay.c} to use it in a
|
||||
player. See @file{doc/examples/muxing.c} to use it to generate audio or video
|
||||
streams.
|
||||
player. See @file{libavformat/output-example.c} to use it to generate
|
||||
audio or video streams.
|
||||
|
||||
@end itemize
|
||||
|
||||
@@ -35,86 +34,9 @@ You can use libavcodec or libavformat in your commercial program, but
|
||||
@emph{any patch you make must be published}. The best way to proceed is
|
||||
to send your patches to the FFmpeg mailing list.
|
||||
|
||||
@section Contributing
|
||||
|
||||
There are 3 ways by which code gets into ffmpeg.
|
||||
@itemize @bullet
|
||||
@item Submitting Patches to the main developer mailing list
|
||||
see @ref{Submitting patches} for details.
|
||||
@item Directly committing changes to the main tree.
|
||||
@item Committing changes to a git clone, for example on github.com or
|
||||
gitorious.org. And asking us to merge these changes.
|
||||
@end itemize
|
||||
|
||||
Whichever way, changes should be reviewed by the maintainer of the code
|
||||
before they are committed. And they should follow the @ref{Coding Rules}.
|
||||
The developer making the commit and the author are responsible for their changes
|
||||
and should try to fix issues their commit causes.
|
||||
|
||||
@anchor{Coding Rules}
|
||||
@section Coding Rules
|
||||
|
||||
@subsection Code formatting conventions
|
||||
|
||||
There are the following guidelines regarding the indentation in files:
|
||||
@itemize @bullet
|
||||
@item
|
||||
Indent size is 4.
|
||||
@item
|
||||
The TAB character is forbidden outside of Makefiles as is any
|
||||
form of trailing whitespace. Commits containing either will be
|
||||
rejected by the git repository.
|
||||
@item
|
||||
You should try to limit your code lines to 80 characters; however, do so if
|
||||
and only if this improves readability.
|
||||
@end itemize
|
||||
The presentation is one inspired by 'indent -i4 -kr -nut'.
|
||||
|
||||
The main priority in FFmpeg is simplicity and small code size in order to
|
||||
minimize the bug count.
|
||||
|
||||
@subsection Comments
|
||||
Use the JavaDoc/Doxygen format (see examples below) so that code documentation
|
||||
can be generated automatically. All nontrivial functions should have a comment
|
||||
above them explaining what the function does, even if it is just one sentence.
|
||||
All structures and their member variables should be documented, too.
|
||||
|
||||
Avoid Qt-style and similar Doxygen syntax with @code{!} in it, i.e. replace
|
||||
@code{//!} with @code{///} and similar. Also @@ syntax should be employed
|
||||
for markup commands, i.e. use @code{@@param} and not @code{\param}.
|
||||
|
||||
@example
|
||||
/**
|
||||
* @@file
|
||||
* MPEG codec.
|
||||
* @@author ...
|
||||
*/
|
||||
|
||||
/**
|
||||
* Summary sentence.
|
||||
* more text ...
|
||||
* ...
|
||||
*/
|
||||
typedef struct Foobar@{
|
||||
int var1; /**< var1 description */
|
||||
int var2; ///< var2 description
|
||||
/** var3 description */
|
||||
int var3;
|
||||
@} Foobar;
|
||||
|
||||
/**
|
||||
* Summary sentence.
|
||||
* more text ...
|
||||
* ...
|
||||
* @@param my_parameter description of my_parameter
|
||||
* @@return return value description
|
||||
*/
|
||||
int myfunc(int my_parameter)
|
||||
...
|
||||
@end example
|
||||
|
||||
@subsection C language features
|
||||
|
||||
FFmpeg is programmed in the ISO C90 language with a few additional
|
||||
features from ISO C99, namely:
|
||||
@itemize @bullet
|
||||
@@ -146,72 +68,55 @@ mixing statements and declarations;
|
||||
GCC statement expressions (@samp{(x = (@{ int y = 4; y; @})}).
|
||||
@end itemize
|
||||
|
||||
@subsection Naming conventions
|
||||
All names are using underscores (_), not CamelCase. For example, @samp{avfilter_get_video_buffer} is
|
||||
a valid function name and @samp{AVFilterGetVideo} is not. The exception from this are type names, like
|
||||
for example structs and enums; they should always be in the CamelCase
|
||||
Indent size is 4.
|
||||
The presentation is one inspired by 'indent -i4 -kr -nut'.
|
||||
The TAB character is forbidden outside of Makefiles as is any
|
||||
form of trailing whitespace. Commits containing either will be
|
||||
rejected by the git repository.
|
||||
|
||||
The main priority in FFmpeg is simplicity and small code size in order to
|
||||
minimize the bug count.
|
||||
|
||||
There are following conventions for naming variables and functions:
|
||||
@itemize @bullet
|
||||
@item
|
||||
For local variables no prefix is required.
|
||||
@item
|
||||
For variables and functions declared as @code{static} no prefixes are required.
|
||||
@item
|
||||
For variables and functions used internally by the library, @code{ff_} prefix
|
||||
should be used.
|
||||
For example, @samp{ff_w64_demuxer}.
|
||||
@item
|
||||
For variables and functions used internally across multiple libraries, use
|
||||
@code{avpriv_}. For example, @samp{avpriv_aac_parse_header}.
|
||||
@item
|
||||
For exported names, each library has its own prefixes. Just check the existing
|
||||
code and name accordingly.
|
||||
@end itemize
|
||||
Comments: Use the JavaDoc/Doxygen
|
||||
format (see examples below) so that code documentation
|
||||
can be generated automatically. All nontrivial functions should have a comment
|
||||
above them explaining what the function does, even if it is just one sentence.
|
||||
All structures and their member variables should be documented, too.
|
||||
@example
|
||||
/**
|
||||
* @@file mpeg.c
|
||||
* MPEG codec.
|
||||
* @@author ...
|
||||
*/
|
||||
|
||||
/**
|
||||
* Summary sentence.
|
||||
* more text ...
|
||||
* ...
|
||||
*/
|
||||
typedef struct Foobar@{
|
||||
int var1; /**< var1 description */
|
||||
int var2; ///< var2 description
|
||||
/** var3 description */
|
||||
int var3;
|
||||
@} Foobar;
|
||||
|
||||
/**
|
||||
* Summary sentence.
|
||||
* more text ...
|
||||
* ...
|
||||
* @@param my_parameter description of my_parameter
|
||||
* @@return return value description
|
||||
*/
|
||||
int myfunc(int my_parameter)
|
||||
...
|
||||
@end example
|
||||
|
||||
@subsection Miscellanous conventions
|
||||
@itemize @bullet
|
||||
@item
|
||||
fprintf and printf are forbidden in libavformat and libavcodec,
|
||||
please use av_log() instead.
|
||||
@item
|
||||
|
||||
Casts should be used only when necessary. Unneeded parentheses
|
||||
should also be avoided if they don't make the code easier to understand.
|
||||
@end itemize
|
||||
|
||||
@subsection Editor configuration
|
||||
In order to configure Vim to follow FFmpeg formatting conventions, paste
|
||||
the following snippet into your @file{.vimrc}:
|
||||
@example
|
||||
" indentation rules for FFmpeg: 4 spaces, no tabs
|
||||
set expandtab
|
||||
set shiftwidth=4
|
||||
set softtabstop=4
|
||||
set cindent
|
||||
set cinoptions=(0
|
||||
" allow tabs in Makefiles
|
||||
autocmd FileType make set noexpandtab shiftwidth=8 softtabstop=8
|
||||
" Trailing whitespace and tabs are forbidden, so highlight them.
|
||||
highlight ForbiddenWhitespace ctermbg=red guibg=red
|
||||
match ForbiddenWhitespace /\s\+$\|\t/
|
||||
" Do not highlight spaces at the end of line while typing on that line.
|
||||
autocmd InsertEnter * match ForbiddenWhitespace /\t\|\s\+\%#\@@<!$/
|
||||
@end example
|
||||
|
||||
For Emacs, add these roughly equivalent lines to your @file{.emacs.d/init.el}:
|
||||
@example
|
||||
(c-add-style "ffmpeg"
|
||||
'("k&r"
|
||||
(c-basic-offset . 4)
|
||||
(indent-tabs-mode nil)
|
||||
(show-trailing-whitespace t)
|
||||
(c-offsets-alist
|
||||
(statement-cont . (c-lineup-assignments +)))
|
||||
)
|
||||
)
|
||||
(setq c-default-style "ffmpeg")
|
||||
@end example
|
||||
|
||||
@section Development Policy
|
||||
|
||||
@@ -273,7 +178,7 @@ For Emacs, add these roughly equivalent lines to your @file{.emacs.d/init.el}:
|
||||
Always fill out the commit log message. Describe in a few lines what you
|
||||
changed and why. You can refer to mailing list postings if you fix a
|
||||
particular bug. Comments such as "fixed!" or "Changed it." are unacceptable.
|
||||
Recommended format:
|
||||
Recommanded format:
|
||||
area changed: Short 1 line description
|
||||
|
||||
details describing what and why and giving references.
|
||||
@@ -308,7 +213,7 @@ For Emacs, add these roughly equivalent lines to your @file{.emacs.d/init.el}:
|
||||
always check values read from some untrusted source before using them
|
||||
as array index or other risky things.
|
||||
@item
|
||||
Remember to check if you need to bump versions for the specific libav*
|
||||
Remember to check if you need to bump versions for the specific libav
|
||||
parts (libavutil, libavcodec, libavformat) you are changing. You need
|
||||
to change the version integer.
|
||||
Incrementing the first component means no backward compatibility to
|
||||
@@ -335,11 +240,9 @@ We think our rules are not too hard. If you have comments, contact us.
|
||||
|
||||
Note, these rules are mostly borrowed from the MPlayer project.
|
||||
|
||||
@anchor{Submitting patches}
|
||||
@section Submitting patches
|
||||
|
||||
First, read the @ref{Coding Rules} above if you did not yet, in particular
|
||||
the rules regarding patch submission.
|
||||
First, read the (@pxref{Coding Rules}) above if you did not yet.
|
||||
|
||||
When you submit your patch, please use @code{git format-patch} or
|
||||
@code{git send-email}. We cannot read other diffs :-)
|
||||
@@ -354,8 +257,8 @@ for us and greatly increases your chances of getting your patch applied.
|
||||
Use the patcheck tool of FFmpeg to check your patch.
|
||||
The tool is located in the tools directory.
|
||||
|
||||
Run the @ref{Regression tests} before submitting a patch in order to verify
|
||||
it does not cause unexpected problems.
|
||||
Run the regression tests before submitting a patch so that you can
|
||||
verify that there are no big problems.
|
||||
|
||||
Patches should be posted as base64 encoded attachments (or any other
|
||||
encoding which ensures that the patch will not be trashed during
|
||||
@@ -389,13 +292,13 @@ send a reminder by email. Your patch should eventually be dealt with.
|
||||
AVInputFormat/AVOutputFormat struct?
|
||||
@item
|
||||
Did you bump the minor version number (and reset the micro version
|
||||
number) in @file{libavcodec/version.h} or @file{libavformat/version.h}?
|
||||
number) in @file{avcodec.h} or @file{avformat.h}?
|
||||
@item
|
||||
Did you register it in @file{allcodecs.c} or @file{allformats.c}?
|
||||
@item
|
||||
Did you add the CodecID to @file{avcodec.h}?
|
||||
@item
|
||||
If it has a fourCC, did you add it to @file{libavformat/riff.c},
|
||||
If it has a fourcc, did you add it to @file{libavformat/riff.c},
|
||||
even if it is only a decoder?
|
||||
@item
|
||||
Did you add a rule to compile the appropriate files in the Makefile?
|
||||
@@ -422,7 +325,7 @@ send a reminder by email. Your patch should eventually be dealt with.
|
||||
|
||||
@enumerate
|
||||
@item
|
||||
Does @code{make fate} pass with the patch applied?
|
||||
Does 'make fate' pass with the patch applied?
|
||||
@item
|
||||
Was the patch generated with git format-patch or send-email?
|
||||
@item
|
||||
@@ -434,7 +337,7 @@ send a reminder by email. Your patch should eventually be dealt with.
|
||||
@item
|
||||
Is the patch against latest FFmpeg git master branch?
|
||||
@item
|
||||
Are you subscribed to ffmpeg-devel?
|
||||
Are you subscribed to ffmpeg-dev?
|
||||
(the list is subscribers only due to spam)
|
||||
@item
|
||||
Have you checked that the changes are minimal, so that the same cannot be
|
||||
@@ -507,23 +410,34 @@ After a patch is approved it will be committed to the repository.
|
||||
We will review all submitted patches, but sometimes we are quite busy so
|
||||
especially for large patches this can take several weeks.
|
||||
|
||||
If you feel that the review process is too slow and you are willing to try to
|
||||
take over maintainership of the area of code you change then just clone
|
||||
git master and maintain the area of code there. We will merge each area from
|
||||
where its best maintained.
|
||||
|
||||
When resubmitting patches, please do not make any significant changes
|
||||
not related to the comments received during review. Such patches will
|
||||
be rejected. Instead, submit significant changes or new features as
|
||||
be rejected. Instead, submit significant changes or new features as
|
||||
separate patches.
|
||||
|
||||
@anchor{Regression tests}
|
||||
@section Regression tests
|
||||
|
||||
Before submitting a patch (or committing to the repository), you should at least
|
||||
test that you did not break anything.
|
||||
|
||||
Running 'make fate' accomplishes this, please see @url{fate.html} for details.
|
||||
The regression tests build a synthetic video stream and a synthetic
|
||||
audio stream. These are then encoded and decoded with all codecs or
|
||||
formats. The CRC (or MD5) of each generated file is recorded in a
|
||||
result file. A 'diff' is launched to compare the reference results and
|
||||
the result file. The output is checked immediately after each test
|
||||
has run.
|
||||
|
||||
The regression tests then go on to test the FFserver code with a
|
||||
limited set of streams. It is important that this step runs correctly
|
||||
as well.
|
||||
|
||||
Run 'make test' to test all the codecs and formats. Commands like
|
||||
'make regtest-mpeg2' can be used to run a single test. By default,
|
||||
make will abort if any test fails. To run all tests regardless,
|
||||
use make -k. To get a more verbose output, use 'make V=1 test' or
|
||||
'make V=2 test'.
|
||||
|
||||
Run 'make fulltest' to test all the codecs, formats and FFserver.
|
||||
|
||||
[Of course, some patches may change the results of the regression tests. In
|
||||
this case, the reference results of the regression tests shall be modified
|
||||
|
File diff suppressed because it is too large
Load Diff
@@ -1,10 +0,0 @@
|
||||
</div>
|
||||
|
||||
<div id="footer">
|
||||
Generated on $datetime for $projectname by <a href="http://www.doxygen.org/index.html">doxygen</a> $doxygenversion
|
||||
</div>
|
||||
|
||||
</div>
|
||||
|
||||
</body>
|
||||
</html>
|
@@ -1,14 +0,0 @@
|
||||
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
||||
<html xmlns="http://www.w3.org/1999/xhtml">
|
||||
<head>
|
||||
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
||||
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
||||
<!--BEGIN PROJECT_NAME--><title>$projectname: $title</title><!--END PROJECT_NAME-->
|
||||
<!--BEGIN !PROJECT_NAME--><title>$title</title><!--END !PROJECT_NAME-->
|
||||
<link href="$relpath$doxy_stylesheet.css" rel="stylesheet" type="text/css" />
|
||||
</head>
|
||||
|
||||
<div id="container">
|
||||
|
||||
<div id="body">
|
||||
<div>
|
@@ -320,10 +320,10 @@ apply Dolby Surround EX processing.
|
||||
Not Indicated (default)
|
||||
@item 1
|
||||
@itemx on
|
||||
Dolby Surround EX Off
|
||||
Dolby Surround EX On
|
||||
@item 2
|
||||
@itemx off
|
||||
Dolby Surround EX On
|
||||
Dolby Surround EX Off
|
||||
@end table
|
||||
|
||||
@item -dheadphone_mode @var{mode}
|
||||
@@ -337,10 +337,10 @@ processing.
|
||||
Not Indicated (default)
|
||||
@item 1
|
||||
@itemx on
|
||||
Dolby Headphone Off
|
||||
Dolby Headphone On
|
||||
@item 2
|
||||
@itemx off
|
||||
Dolby Headphone On
|
||||
Dolby Headphone Off
|
||||
@end table
|
||||
|
||||
@item -ad_conv_type @var{type}
|
||||
@@ -412,131 +412,6 @@ Selected by Encoder (default)
|
||||
|
||||
@end table
|
||||
|
||||
@section libmp3lame
|
||||
|
||||
LAME (Lame Ain't an MP3 Encoder) MP3 encoder wrapper
|
||||
|
||||
Requires the presence of the libmp3lame headers and library during
|
||||
configuration. You need to explicitly configure the build with
|
||||
@code{--enable-libmp3lame}.
|
||||
|
||||
@subsection Option Mapping
|
||||
|
||||
The following options are supported by the libmp3lame wrapper,
|
||||
the LAME-equivalent options follow the FFmpeg ones.
|
||||
|
||||
@multitable @columnfractions .2 .2
|
||||
@item FFmpeg @tab LAME
|
||||
@item b @tab b
|
||||
FFmpeg @code{b} option is expressed in bits/s, lame @code{bitrate}
|
||||
in kilobits/s.
|
||||
@item q @tab V
|
||||
Quality setting for VBR.
|
||||
@item compression_level @tab q
|
||||
Algorithm quality. Valid options are integers from 0-9.
|
||||
@item reservoir @tab N.A.
|
||||
Enable use of bit reservoir. LAME has this enabled by default.
|
||||
@item joint_stereo @tab -m j
|
||||
Enables the the encoder to use (on a frame by frame basis) either L/R
|
||||
stereo or mid/side stereo.
|
||||
@end multitable
|
||||
|
||||
@section libopencore-amrnb
|
||||
|
||||
OpenCORE Adaptive Multi-Rate Narrowband encoder.
|
||||
|
||||
Requires the presence of the libopencore-amrnb headers and library during
|
||||
configuration. You need to explicitly configure the build with
|
||||
@code{--enable-libopencore-amrnb --enable-version3}.
|
||||
|
||||
This is a mono-only encoder. Officially it only supports 8000Hz sample rate,
|
||||
but you can override it by setting @option{strict} to @samp{unofficial} or
|
||||
lower.
|
||||
|
||||
@subsection Options
|
||||
|
||||
@table @option
|
||||
|
||||
@item b
|
||||
Set bitrate in bits per second. Only the following bitrates are supported,
|
||||
otherwise libavcodec will round to the nearest valid bitrate.
|
||||
|
||||
@table @option
|
||||
@item 4750
|
||||
@item 5150
|
||||
@item 5900
|
||||
@item 6700
|
||||
@item 7400
|
||||
@item 7950
|
||||
@item 10200
|
||||
@item 12200
|
||||
@end table
|
||||
|
||||
@item dtx
|
||||
Allow discontinuous transmission (generate comfort noise) when set to 1. The
|
||||
default value is 0 (disabled).
|
||||
|
||||
@end table
|
||||
|
||||
@section libvo-aacenc
|
||||
|
||||
VisualOn AAC encoder
|
||||
|
||||
Requires the presence of the libvo-aacenc headers and library during
|
||||
configuration. You need to explicitly configure the build with
|
||||
@code{--enable-libvo-aacenc --enable-version3}.
|
||||
|
||||
@subsection Options
|
||||
|
||||
The VisualOn AAC encoder only support encoding AAC-LC and up to 2
|
||||
channels. It is also CBR-only. It is considered to be worse than the
|
||||
native experimental FFmpeg AAC encoder.
|
||||
|
||||
@table @option
|
||||
|
||||
@item b
|
||||
Bitrate.
|
||||
|
||||
@end table
|
||||
|
||||
@section libvo-amrwbenc
|
||||
|
||||
VisualOn Adaptive Multi-Rate Wideband encoder
|
||||
|
||||
Requires the presence of the libvo-amrwbenc headers and library during
|
||||
configuration. You need to explicitly configure the build with
|
||||
@code{--enable-libvo-amrwbenc --enable-version3}.
|
||||
|
||||
This is a mono-only encoder. Officially it only supports 16000Hz sample
|
||||
rate, but you can override it by setting @option{strict} to
|
||||
@samp{unofficial} or lower.
|
||||
|
||||
@subsection Options
|
||||
|
||||
@table @option
|
||||
|
||||
@item b
|
||||
Set bitrate in bits/s. Only the following bitrates are supported, otherwise
|
||||
libavcodec will round to the nearest valid bitrate.
|
||||
|
||||
@table @samp
|
||||
@item 6600
|
||||
@item 8850
|
||||
@item 12650
|
||||
@item 14250
|
||||
@item 15850
|
||||
@item 18250
|
||||
@item 19850
|
||||
@item 23050
|
||||
@item 23850
|
||||
@end table
|
||||
|
||||
@item dtx
|
||||
Allow discontinuous transmission (generate comfort noise) when set to 1. The
|
||||
default value is 0 (disabled).
|
||||
|
||||
@end table
|
||||
|
||||
@c man end AUDIO ENCODERS
|
||||
|
||||
@chapter Video Encoders
|
||||
@@ -676,33 +551,36 @@ Set the encoding preset.
|
||||
|
||||
@item tune @var{tune_name}
|
||||
Tune the encoding params.
|
||||
Deprecated in favor of @var{x264_opts}
|
||||
|
||||
@item fastfirstpass @var{bool}
|
||||
Use fast settings when encoding first pass, default value is 1.
|
||||
Deprecated in favor of @var{x264_opts}.
|
||||
|
||||
@item profile @var{profile_name}
|
||||
Set profile restrictions.
|
||||
Deprecated in favor of @var{x264_opts}.
|
||||
|
||||
@item level @var{level}
|
||||
Specify level (as defined by Annex A).
|
||||
Deprecated in favor of @var{x264opts}.
|
||||
Deprecated in favor of @var{x264_opts}.
|
||||
|
||||
@item passlogfile @var{filename}
|
||||
Specify filename for 2 pass stats.
|
||||
Deprecated in favor of @var{x264opts} (see @var{stats} libx264 option).
|
||||
Deprecated in favor of @var{x264_opts}.
|
||||
|
||||
@item wpredp @var{wpred_type}
|
||||
Specify Weighted prediction for P-frames.
|
||||
Deprecated in favor of @var{x264opts} (see @var{weightp} libx264 option).
|
||||
Deprecated in favor of @var{x264_opts}.
|
||||
|
||||
@item x264opts @var{options}
|
||||
Allow to set any x264 option, see x264 --fullhelp for a list.
|
||||
Allow to set any x264 option, see x264 manual for a list.
|
||||
|
||||
@var{options} is a list of @var{key}=@var{value} couples separated by
|
||||
":".
|
||||
@end table
|
||||
|
||||
For example to specify libx264 encoding options with @command{ffmpeg}:
|
||||
For example to specify libx264 encoding options with @file{ffmpeg}:
|
||||
@example
|
||||
ffmpeg -i foo.mpg -vcodec libx264 -x264opts keyint=123:min-keyint=20 -an out.mkv
|
||||
@end example
|
||||
@@ -710,116 +588,4 @@ ffmpeg -i foo.mpg -vcodec libx264 -x264opts keyint=123:min-keyint=20 -an out.mkv
|
||||
For more information about libx264 and the supported options see:
|
||||
@url{http://www.videolan.org/developers/x264.html}
|
||||
|
||||
@section libxvid
|
||||
|
||||
Xvid MPEG-4 Part 2 encoder wrapper.
|
||||
|
||||
This encoder requires the presence of the libxvidcore headers and library
|
||||
during configuration. You need to explicitly configure the build with
|
||||
@code{--enable-libxvid --enable-gpl}.
|
||||
|
||||
The native @code{mpeg4} encoder supports the MPEG-4 Part 2 format, so
|
||||
users can encode to this format without this library.
|
||||
|
||||
@subsection Options
|
||||
|
||||
The following options are supported by the libxvid wrapper. Some of
|
||||
the following options are listed but are not documented, and
|
||||
correspond to shared codec options. The other shared options
|
||||
which are not listed have no effect for the libxvid encoder.
|
||||
|
||||
@table @option
|
||||
@item b
|
||||
|
||||
@item g
|
||||
|
||||
@item qmin
|
||||
|
||||
@item qmax
|
||||
|
||||
@item mpeg_quant
|
||||
|
||||
@item threads
|
||||
|
||||
@item bf
|
||||
|
||||
@item b_qfactor
|
||||
|
||||
@item b_qoffset
|
||||
|
||||
@item flags
|
||||
Set specific encoding flags. Possible values:
|
||||
|
||||
@table @samp
|
||||
|
||||
@item mv4
|
||||
Use four motion vector by macroblock.
|
||||
|
||||
@item aic
|
||||
Enable high quality AC prediction.
|
||||
|
||||
@item gray
|
||||
Only encode grayscale.
|
||||
|
||||
@item gmc
|
||||
Enable the use of global motion compensation (GMC).
|
||||
|
||||
@item qpel
|
||||
Enable quarter-pixel motion compensation.
|
||||
|
||||
@item cgop
|
||||
Enable closed GOP.
|
||||
|
||||
@item global_header
|
||||
Place global headers in extradata instead of every keyframe.
|
||||
|
||||
@end table
|
||||
|
||||
@item trellis
|
||||
|
||||
@item me_method
|
||||
Set motion estimation method. Possible values in decreasing order of
|
||||
speed and increasing order of quality:
|
||||
|
||||
@table @samp
|
||||
@item zero
|
||||
Use no motion estimation (default).
|
||||
|
||||
@item phods
|
||||
@item x1
|
||||
@item log
|
||||
Enable advanced diamond zonal search for 16x16 blocks and half-pixel
|
||||
refinement for 16x16 blocks. @samp{x1} and @samp{log} are aliases for
|
||||
@samp{phods}.
|
||||
|
||||
@item epzs
|
||||
Enable all of the things described above, plus advanced diamond zonal
|
||||
search for 8x8 blocks, half-pixel refinement for 8x8 blocks, and motion
|
||||
estimation on chroma planes.
|
||||
|
||||
@item full
|
||||
Enable all of the things described above, plus extended 16x16 and 8x8
|
||||
blocks search.
|
||||
@end table
|
||||
|
||||
@item mbd
|
||||
Set macroblock decision algorithm. Possible values in the increasing
|
||||
order of quality:
|
||||
|
||||
@table @samp
|
||||
@item simple
|
||||
Use macroblock comparing function algorithm (default).
|
||||
|
||||
@item bits
|
||||
Enable rate distortion-based half pixel and quarter pixel refinement for
|
||||
16x16 blocks.
|
||||
|
||||
@item rd
|
||||
Enable all of the things described above, plus rate distortion-based
|
||||
half pixel and quarter pixel refinement for 8x8 blocks, and rate
|
||||
distortion-based search using square pattern.
|
||||
@end table
|
||||
|
||||
@end table
|
||||
|
||||
@c man end VIDEO ENCODERS
|
||||
|
174
doc/errno.txt
174
doc/errno.txt
@@ -1,174 +0,0 @@
|
||||
The following table lists most error codes found in various operating
|
||||
systems supported by FFmpeg.
|
||||
|
||||
OS
|
||||
Code Std F LBMWwb Text (YMMV)
|
||||
|
||||
E2BIG POSIX ++++++ Argument list too long
|
||||
EACCES POSIX ++++++ Permission denied
|
||||
EADDRINUSE POSIX +++..+ Address in use
|
||||
EADDRNOTAVAIL POSIX +++..+ Cannot assign requested address
|
||||
EADV +..... Advertise error
|
||||
EAFNOSUPPORT POSIX +++..+ Address family not supported
|
||||
EAGAIN POSIX + ++++++ Resource temporarily unavailable
|
||||
EALREADY POSIX +++..+ Operation already in progress
|
||||
EAUTH .++... Authentication error
|
||||
EBADARCH ..+... Bad CPU type in executable
|
||||
EBADE +..... Invalid exchange
|
||||
EBADEXEC ..+... Bad executable
|
||||
EBADF POSIX ++++++ Bad file descriptor
|
||||
EBADFD +..... File descriptor in bad state
|
||||
EBADMACHO ..+... Malformed Macho file
|
||||
EBADMSG POSIX ++4... Bad message
|
||||
EBADR +..... Invalid request descriptor
|
||||
EBADRPC .++... RPC struct is bad
|
||||
EBADRQC +..... Invalid request code
|
||||
EBADSLT +..... Invalid slot
|
||||
EBFONT +..... Bad font file format
|
||||
EBUSY POSIX - ++++++ Device or resource busy
|
||||
ECANCELED POSIX +++... Operation canceled
|
||||
ECHILD POSIX ++++++ No child processes
|
||||
ECHRNG +..... Channel number out of range
|
||||
ECOMM +..... Communication error on send
|
||||
ECONNABORTED POSIX +++..+ Software caused connection abort
|
||||
ECONNREFUSED POSIX - +++ss+ Connection refused
|
||||
ECONNRESET POSIX +++..+ Connection reset
|
||||
EDEADLK POSIX ++++++ Resource deadlock avoided
|
||||
EDEADLOCK +..++. File locking deadlock error
|
||||
EDESTADDRREQ POSIX +++... Destination address required
|
||||
EDEVERR ..+... Device error
|
||||
EDOM C89 - ++++++ Numerical argument out of domain
|
||||
EDOOFUS .F.... Programming error
|
||||
EDOTDOT +..... RFS specific error
|
||||
EDQUOT POSIX +++... Disc quota exceeded
|
||||
EEXIST POSIX ++++++ File exists
|
||||
EFAULT POSIX - ++++++ Bad address
|
||||
EFBIG POSIX - ++++++ File too large
|
||||
EFTYPE .++... Inappropriate file type or format
|
||||
EHOSTDOWN +++... Host is down
|
||||
EHOSTUNREACH POSIX +++..+ No route to host
|
||||
EHWPOISON +..... Memory page has hardware error
|
||||
EIDRM POSIX +++... Identifier removed
|
||||
EILSEQ C99 ++++++ Illegal byte sequence
|
||||
EINPROGRESS POSIX - +++ss+ Operation in progress
|
||||
EINTR POSIX - ++++++ Interrupted system call
|
||||
EINVAL POSIX + ++++++ Invalid argument
|
||||
EIO POSIX + ++++++ I/O error
|
||||
EISCONN POSIX +++..+ Socket is already connected
|
||||
EISDIR POSIX ++++++ Is a directory
|
||||
EISNAM +..... Is a named type file
|
||||
EKEYEXPIRED +..... Key has expired
|
||||
EKEYREJECTED +..... Key was rejected by service
|
||||
EKEYREVOKED +..... Key has been revoked
|
||||
EL2HLT +..... Level 2 halted
|
||||
EL2NSYNC +..... Level 2 not synchronized
|
||||
EL3HLT +..... Level 3 halted
|
||||
EL3RST +..... Level 3 reset
|
||||
ELIBACC +..... Can not access a needed shared library
|
||||
ELIBBAD +..... Accessing a corrupted shared library
|
||||
ELIBEXEC +..... Cannot exec a shared library directly
|
||||
ELIBMAX +..... Too many shared libraries
|
||||
ELIBSCN +..... .lib section in a.out corrupted
|
||||
ELNRNG +..... Link number out of range
|
||||
ELOOP POSIX +++..+ Too many levels of symbolic links
|
||||
EMEDIUMTYPE +..... Wrong medium type
|
||||
EMFILE POSIX ++++++ Too many open files
|
||||
EMLINK POSIX ++++++ Too many links
|
||||
EMSGSIZE POSIX +++..+ Message too long
|
||||
EMULTIHOP POSIX ++4... Multihop attempted
|
||||
ENAMETOOLONG POSIX - ++++++ Filen ame too long
|
||||
ENAVAIL +..... No XENIX semaphores available
|
||||
ENEEDAUTH .++... Need authenticator
|
||||
ENETDOWN POSIX +++..+ Network is down
|
||||
ENETRESET SUSv3 +++..+ Network dropped connection on reset
|
||||
ENETUNREACH POSIX +++..+ Network unreachable
|
||||
ENFILE POSIX ++++++ Too many open files in system
|
||||
ENOANO +..... No anode
|
||||
ENOATTR .++... Attribute not found
|
||||
ENOBUFS POSIX - +++..+ No buffer space available
|
||||
ENOCSI +..... No CSI structure available
|
||||
ENODATA XSR +N4... No message available
|
||||
ENODEV POSIX - ++++++ No such device
|
||||
ENOENT POSIX - ++++++ No such file or directory
|
||||
ENOEXEC POSIX ++++++ Exec format error
|
||||
ENOFILE ...++. No such file or directory
|
||||
ENOKEY +..... Required key not available
|
||||
ENOLCK POSIX ++++++ No locks available
|
||||
ENOLINK POSIX ++4... Link has been severed
|
||||
ENOMEDIUM +..... No medium found
|
||||
ENOMEM POSIX ++++++ Not enough space
|
||||
ENOMSG POSIX +++..+ No message of desired type
|
||||
ENONET +..... Machine is not on the network
|
||||
ENOPKG +..... Package not installed
|
||||
ENOPROTOOPT POSIX +++..+ Protocol not available
|
||||
ENOSPC POSIX ++++++ No space left on device
|
||||
ENOSR XSR +N4... No STREAM resources
|
||||
ENOSTR XSR +N4... Not a STREAM
|
||||
ENOSYS POSIX + ++++++ Function not implemented
|
||||
ENOTBLK +++... Block device required
|
||||
ENOTCONN POSIX +++..+ Socket is not connected
|
||||
ENOTDIR POSIX ++++++ Not a directory
|
||||
ENOTEMPTY POSIX ++++++ Directory not empty
|
||||
ENOTNAM +..... Not a XENIX named type file
|
||||
ENOTRECOVERABLE SUSv4 - +..... State not recoverable
|
||||
ENOTSOCK POSIX +++..+ Socket operation on non-socket
|
||||
ENOTSUP POSIX +++... Operation not supported
|
||||
ENOTTY POSIX ++++++ Inappropriate I/O control operation
|
||||
ENOTUNIQ +..... Name not unique on network
|
||||
ENXIO POSIX ++++++ No such device or address
|
||||
EOPNOTSUPP POSIX +++..+ Operation not supported (on socket)
|
||||
EOVERFLOW POSIX +++..+ Value too large to be stored in data type
|
||||
EOWNERDEAD SUSv4 +..... Owner died
|
||||
EPERM POSIX - ++++++ Operation not permitted
|
||||
EPFNOSUPPORT +++..+ Protocol family not supported
|
||||
EPIPE POSIX - ++++++ Broken pipe
|
||||
EPROCLIM .++... Too many processes
|
||||
EPROCUNAVAIL .++... Bad procedure for program
|
||||
EPROGMISMATCH .++... Program version wrong
|
||||
EPROGUNAVAIL .++... RPC prog. not avail
|
||||
EPROTO POSIX ++4... Protocol error
|
||||
EPROTONOSUPPORT POSIX - +++ss+ Protocol not supported
|
||||
EPROTOTYPE POSIX +++..+ Protocol wrong type for socket
|
||||
EPWROFF ..+... Device power is off
|
||||
ERANGE C89 - ++++++ Result too large
|
||||
EREMCHG +..... Remote address changed
|
||||
EREMOTE +++... Object is remote
|
||||
EREMOTEIO +..... Remote I/O error
|
||||
ERESTART +..... Interrupted system call should be restarted
|
||||
ERFKILL +..... Operation not possible due to RF-kill
|
||||
EROFS POSIX ++++++ Read-only file system
|
||||
ERPCMISMATCH .++... RPC version wrong
|
||||
ESHLIBVERS ..+... Shared library version mismatch
|
||||
ESHUTDOWN +++..+ Cannot send after socket shutdown
|
||||
ESOCKTNOSUPPORT +++... Socket type not supported
|
||||
ESPIPE POSIX ++++++ Illegal seek
|
||||
ESRCH POSIX ++++++ No such process
|
||||
ESRMNT +..... Srmount error
|
||||
ESTALE POSIX +++..+ Stale NFS file handle
|
||||
ESTRPIPE +..... Streams pipe error
|
||||
ETIME XSR +N4... Stream ioctl timeout
|
||||
ETIMEDOUT POSIX - +++ss+ Connection timed out
|
||||
ETOOMANYREFS +++... Too many references: cannot splice
|
||||
ETXTBSY POSIX +++... Text file busy
|
||||
EUCLEAN +..... Structure needs cleaning
|
||||
EUNATCH +..... Protocol driver not attached
|
||||
EUSERS +++... Too many users
|
||||
EWOULDBLOCK POSIX +++..+ Operation would block
|
||||
EXDEV POSIX ++++++ Cross-device link
|
||||
EXFULL +..... Exchange full
|
||||
|
||||
Notations:
|
||||
|
||||
F: used in FFmpeg (-: a few times, +: a lot)
|
||||
|
||||
SUSv3: Single Unix Specification, version 3
|
||||
SUSv4: Single Unix Specification, version 4
|
||||
XSR: XSI STREAMS (obsolete)
|
||||
|
||||
OS: availability on some supported operating systems
|
||||
L: GNU/Linux
|
||||
B: BSD (F: FreeBSD, N: NetBSD)
|
||||
M: MacOS X
|
||||
W: Microsoft Windows (s: emulated with winsock, see libavformat/network.h)
|
||||
w: Mingw32 (3.17) and Mingw64 (2.0.1)
|
||||
b: BeOS
|
@@ -1,7 +1,7 @@
|
||||
@chapter Expression Evaluation
|
||||
@c man begin EXPRESSION EVALUATION
|
||||
|
||||
When evaluating an arithmetic expression, FFmpeg uses an internal
|
||||
When evaluating an arithemetic expression, FFmpeg uses an internal
|
||||
formula evaluator, implemented through the @file{libavutil/eval.h}
|
||||
interface.
|
||||
|
||||
@@ -50,11 +50,10 @@ Allow to store the value of the expression @var{expr} in an internal
|
||||
variable. @var{var} specifies the number of the variable where to
|
||||
store the value, and it is a value ranging from 0 to 9. The function
|
||||
returns the value stored in the internal variable.
|
||||
Note, Variables are currently not shared between expressions.
|
||||
|
||||
@item ld(var)
|
||||
Allow to load the value of the internal variable with number
|
||||
@var{var}, which was previously stored with st(@var{var}, @var{expr}).
|
||||
@var{var}, which was previosly stored with st(@var{var}, @var{expr}).
|
||||
The function returns the loaded value.
|
||||
|
||||
@item while(cond, expr)
|
||||
@@ -84,66 +83,21 @@ Return 1.0 if @var{expr} is zero, 0.0 otherwise.
|
||||
@item pow(x, y)
|
||||
Compute the power of @var{x} elevated @var{y}, it is equivalent to
|
||||
"(@var{x})^(@var{y})".
|
||||
|
||||
@item random(x)
|
||||
Return a pseudo random value between 0.0 and 1.0. @var{x} is the index of the
|
||||
internal variable which will be used to save the seed/state.
|
||||
|
||||
@item hypot(x, y)
|
||||
This function is similar to the C function with the same name; it returns
|
||||
"sqrt(@var{x}*@var{x} + @var{y}*@var{y})", the length of the hypotenuse of a
|
||||
right triangle with sides of length @var{x} and @var{y}, or the distance of the
|
||||
point (@var{x}, @var{y}) from the origin.
|
||||
|
||||
@item gcd(x, y)
|
||||
Return the greatest common divisor of @var{x} and @var{y}. If both @var{x} and
|
||||
@var{y} are 0 or either or both are less than zero then behavior is undefined.
|
||||
|
||||
@item if(x, y)
|
||||
Evaluate @var{x}, and if the result is non-zero return the result of
|
||||
the evaluation of @var{y}, return 0 otherwise.
|
||||
|
||||
@item ifnot(x, y)
|
||||
Evaluate @var{x}, and if the result is zero return the result of the
|
||||
evaluation of @var{y}, return 0 otherwise.
|
||||
|
||||
@item taylor(expr, x) taylor(expr, x, id)
|
||||
Evaluate a taylor series at x.
|
||||
expr represents the LD(id)-th derivates of f(x) at 0. If id is not specified
|
||||
then 0 is assumed.
|
||||
note, when you have the derivatives at y instead of 0
|
||||
taylor(expr, x-y) can be used
|
||||
When the series does not converge the results are undefined.
|
||||
|
||||
@item root(expr, max)
|
||||
Finds x where f(x)=0 in the interval 0..max.
|
||||
f() must be continuous or the result is undefined.
|
||||
@end table
|
||||
|
||||
The following constants are available:
|
||||
@table @option
|
||||
@item PI
|
||||
area of the unit disc, approximately 3.14
|
||||
@item E
|
||||
exp(1) (Euler's number), approximately 2.718
|
||||
@item PHI
|
||||
golden ratio (1+sqrt(5))/2, approximately 1.618
|
||||
@end table
|
||||
|
||||
Assuming that an expression is considered "true" if it has a non-zero
|
||||
value, note that:
|
||||
Note that:
|
||||
|
||||
@code{*} works like AND
|
||||
|
||||
@code{+} works like OR
|
||||
|
||||
and the construct:
|
||||
thus
|
||||
@example
|
||||
if A then B else C
|
||||
@end example
|
||||
is equivalent to
|
||||
@example
|
||||
if(A,B) + ifnot(A,C)
|
||||
A*B + not(A)*C
|
||||
@end example
|
||||
|
||||
In your C code, you can extend the list of unary and binary functions,
|
||||
|
@@ -1,28 +1,17 @@
|
||||
# use pkg-config for getting CFLAGS and LDLIBS
|
||||
FFMPEG_LIBS= libavdevice \
|
||||
libavformat \
|
||||
libavfilter \
|
||||
libavcodec \
|
||||
libavresample \
|
||||
libswresample \
|
||||
libswscale \
|
||||
libavutil \
|
||||
# use pkg-config for getting CFLAGS abd LDFLAGS
|
||||
FFMPEG_LIBS=libavdevice libavformat libavfilter libavcodec libswscale libavutil
|
||||
CFLAGS+=$(shell pkg-config --cflags $(FFMPEG_LIBS))
|
||||
LDFLAGS+=$(shell pkg-config --libs $(FFMPEG_LIBS))
|
||||
|
||||
CFLAGS += -Wall -O2 -g
|
||||
CFLAGS += $(shell pkg-config --cflags $(FFMPEG_LIBS))
|
||||
LDLIBS += $(shell pkg-config --libs $(FFMPEG_LIBS))
|
||||
|
||||
EXAMPLES= decoding_encoding \
|
||||
filtering_video \
|
||||
filtering_audio \
|
||||
metadata \
|
||||
muxing \
|
||||
EXAMPLES=encoding-example muxing-example
|
||||
|
||||
OBJS=$(addsuffix .o,$(EXAMPLES))
|
||||
|
||||
# the following examples make explicit use of the math library
|
||||
decoding_encoding: LDLIBS += -lm
|
||||
muxing: LDLIBS += -lm
|
||||
%: %.o
|
||||
$(CC) $< $(LDFLAGS) -o $@
|
||||
|
||||
%.o: %.c
|
||||
$(CC) $< $(CFLAGS) -c -o $@
|
||||
|
||||
.phony: all clean
|
||||
|
||||
|
@@ -1,41 +1,42 @@
|
||||
/*
|
||||
* Copyright (c) 2001 Fabrice Bellard
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
* FFmpeg is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file
|
||||
* libavcodec API use example.
|
||||
* avcodec API use example.
|
||||
*
|
||||
* Note that libavcodec only handles codecs (mpeg, mpeg4, etc...),
|
||||
* not file formats (avi, vob, mp4, mov, mkv, mxf, flv, mpegts, mpegps, etc...). See library 'libavformat' for the
|
||||
* Note that this library only handles codecs (mpeg, mpeg4, etc...),
|
||||
* not file formats (avi, vob, etc...). See library 'libavformat' for the
|
||||
* format handling
|
||||
*/
|
||||
|
||||
#include <math.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <libavutil/imgutils.h>
|
||||
#include <libavutil/opt.h>
|
||||
#include <libavcodec/avcodec.h>
|
||||
#include <libavutil/mathematics.h>
|
||||
#include <libavutil/samplefmt.h>
|
||||
#ifdef HAVE_AV_CONFIG_H
|
||||
#undef HAVE_AV_CONFIG_H
|
||||
#endif
|
||||
|
||||
#include "libavcodec/avcodec.h"
|
||||
#include "libavutil/mathematics.h"
|
||||
|
||||
#define INBUF_SIZE 4096
|
||||
#define AUDIO_INBUF_SIZE 20480
|
||||
@@ -54,7 +55,7 @@ static void audio_encode_example(const char *filename)
|
||||
float t, tincr;
|
||||
uint8_t *outbuf;
|
||||
|
||||
printf("Encode audio file %s\n", filename);
|
||||
printf("Audio encoding\n");
|
||||
|
||||
/* find the MP2 encoder */
|
||||
codec = avcodec_find_encoder(CODEC_ID_MP2);
|
||||
@@ -63,16 +64,15 @@ static void audio_encode_example(const char *filename)
|
||||
exit(1);
|
||||
}
|
||||
|
||||
c = avcodec_alloc_context3(codec);
|
||||
c= avcodec_alloc_context();
|
||||
|
||||
/* put sample parameters */
|
||||
c->bit_rate = 64000;
|
||||
c->sample_rate = 44100;
|
||||
c->channels = 2;
|
||||
c->sample_fmt = AV_SAMPLE_FMT_S16;
|
||||
|
||||
/* open it */
|
||||
if (avcodec_open2(c, codec, NULL) < 0) {
|
||||
if (avcodec_open(c, codec) < 0) {
|
||||
fprintf(stderr, "could not open codec\n");
|
||||
exit(1);
|
||||
}
|
||||
@@ -117,15 +117,15 @@ static void audio_decode_example(const char *outfilename, const char *filename)
|
||||
{
|
||||
AVCodec *codec;
|
||||
AVCodecContext *c= NULL;
|
||||
int len;
|
||||
int out_size, len;
|
||||
FILE *f, *outfile;
|
||||
uint8_t *outbuf;
|
||||
uint8_t inbuf[AUDIO_INBUF_SIZE + FF_INPUT_BUFFER_PADDING_SIZE];
|
||||
AVPacket avpkt;
|
||||
AVFrame *decoded_frame = NULL;
|
||||
|
||||
av_init_packet(&avpkt);
|
||||
|
||||
printf("Decode audio file %s\n", filename);
|
||||
printf("Audio decoding\n");
|
||||
|
||||
/* find the mpeg audio decoder */
|
||||
codec = avcodec_find_decoder(CODEC_ID_MP2);
|
||||
@@ -134,14 +134,16 @@ static void audio_decode_example(const char *outfilename, const char *filename)
|
||||
exit(1);
|
||||
}
|
||||
|
||||
c = avcodec_alloc_context3(codec);
|
||||
c= avcodec_alloc_context();
|
||||
|
||||
/* open it */
|
||||
if (avcodec_open2(c, codec, NULL) < 0) {
|
||||
if (avcodec_open(c, codec) < 0) {
|
||||
fprintf(stderr, "could not open codec\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
outbuf = malloc(AVCODEC_MAX_AUDIO_FRAME_SIZE);
|
||||
|
||||
f = fopen(filename, "rb");
|
||||
if (!f) {
|
||||
fprintf(stderr, "could not open %s\n", filename);
|
||||
@@ -158,32 +160,18 @@ static void audio_decode_example(const char *outfilename, const char *filename)
|
||||
avpkt.size = fread(inbuf, 1, AUDIO_INBUF_SIZE, f);
|
||||
|
||||
while (avpkt.size > 0) {
|
||||
int got_frame = 0;
|
||||
|
||||
if (!decoded_frame) {
|
||||
if (!(decoded_frame = avcodec_alloc_frame())) {
|
||||
fprintf(stderr, "out of memory\n");
|
||||
exit(1);
|
||||
}
|
||||
} else
|
||||
avcodec_get_frame_defaults(decoded_frame);
|
||||
|
||||
len = avcodec_decode_audio4(c, decoded_frame, &got_frame, &avpkt);
|
||||
out_size = AVCODEC_MAX_AUDIO_FRAME_SIZE;
|
||||
len = avcodec_decode_audio3(c, (short *)outbuf, &out_size, &avpkt);
|
||||
if (len < 0) {
|
||||
fprintf(stderr, "Error while decoding\n");
|
||||
exit(1);
|
||||
}
|
||||
if (got_frame) {
|
||||
if (out_size > 0) {
|
||||
/* if a frame has been decoded, output it */
|
||||
int data_size = av_samples_get_buffer_size(NULL, c->channels,
|
||||
decoded_frame->nb_samples,
|
||||
c->sample_fmt, 1);
|
||||
fwrite(decoded_frame->data[0], 1, data_size, outfile);
|
||||
fwrite(outbuf, 1, out_size, outfile);
|
||||
}
|
||||
avpkt.size -= len;
|
||||
avpkt.data += len;
|
||||
avpkt.dts =
|
||||
avpkt.pts = AV_NOPTS_VALUE;
|
||||
if (avpkt.size < AUDIO_REFILL_THRESH) {
|
||||
/* Refill the input buffer, to avoid trying to decode
|
||||
* incomplete frames. Instead of this, one could also use
|
||||
@@ -200,35 +188,34 @@ static void audio_decode_example(const char *outfilename, const char *filename)
|
||||
|
||||
fclose(outfile);
|
||||
fclose(f);
|
||||
free(outbuf);
|
||||
|
||||
avcodec_close(c);
|
||||
av_free(c);
|
||||
av_free(decoded_frame);
|
||||
}
|
||||
|
||||
/*
|
||||
* Video encoding example
|
||||
*/
|
||||
static void video_encode_example(const char *filename, int codec_id)
|
||||
static void video_encode_example(const char *filename)
|
||||
{
|
||||
AVCodec *codec;
|
||||
AVCodecContext *c= NULL;
|
||||
int i, out_size, x, y, outbuf_size;
|
||||
int i, out_size, size, x, y, outbuf_size;
|
||||
FILE *f;
|
||||
AVFrame *picture;
|
||||
uint8_t *outbuf;
|
||||
int had_output=0;
|
||||
uint8_t *outbuf, *picture_buf;
|
||||
|
||||
printf("Encode video file %s\n", filename);
|
||||
printf("Video encoding\n");
|
||||
|
||||
/* find the mpeg1 video encoder */
|
||||
codec = avcodec_find_encoder(codec_id);
|
||||
codec = avcodec_find_encoder(CODEC_ID_MPEG1VIDEO);
|
||||
if (!codec) {
|
||||
fprintf(stderr, "codec not found\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
c = avcodec_alloc_context3(codec);
|
||||
c= avcodec_alloc_context();
|
||||
picture= avcodec_alloc_frame();
|
||||
|
||||
/* put sample parameters */
|
||||
@@ -242,11 +229,8 @@ static void video_encode_example(const char *filename, int codec_id)
|
||||
c->max_b_frames=1;
|
||||
c->pix_fmt = PIX_FMT_YUV420P;
|
||||
|
||||
if(codec_id == CODEC_ID_H264)
|
||||
av_opt_set(c->priv_data, "preset", "slow", 0);
|
||||
|
||||
/* open it */
|
||||
if (avcodec_open2(c, codec, NULL) < 0) {
|
||||
if (avcodec_open(c, codec) < 0) {
|
||||
fprintf(stderr, "could not open codec\n");
|
||||
exit(1);
|
||||
}
|
||||
@@ -258,13 +242,17 @@ static void video_encode_example(const char *filename, int codec_id)
|
||||
}
|
||||
|
||||
/* alloc image and output buffer */
|
||||
outbuf_size = 100000 + 12*c->width*c->height;
|
||||
outbuf_size = 100000;
|
||||
outbuf = malloc(outbuf_size);
|
||||
size = c->width * c->height;
|
||||
picture_buf = malloc((size * 3) / 2); /* size for YUV 420 */
|
||||
|
||||
/* the image can be allocated by any means and av_image_alloc() is
|
||||
* just the most convenient way if av_malloc() is to be used */
|
||||
av_image_alloc(picture->data, picture->linesize,
|
||||
c->width, c->height, c->pix_fmt, 1);
|
||||
picture->data[0] = picture_buf;
|
||||
picture->data[1] = picture->data[0] + size;
|
||||
picture->data[2] = picture->data[1] + size / 4;
|
||||
picture->linesize[0] = c->width;
|
||||
picture->linesize[1] = c->width / 2;
|
||||
picture->linesize[2] = c->width / 2;
|
||||
|
||||
/* encode 1 second of video */
|
||||
for(i=0;i<25;i++) {
|
||||
@@ -287,17 +275,15 @@ static void video_encode_example(const char *filename, int codec_id)
|
||||
|
||||
/* encode the image */
|
||||
out_size = avcodec_encode_video(c, outbuf, outbuf_size, picture);
|
||||
had_output |= out_size;
|
||||
printf("encoding frame %3d (size=%5d)\n", i, out_size);
|
||||
fwrite(outbuf, 1, out_size, f);
|
||||
}
|
||||
|
||||
/* get the delayed frames */
|
||||
for(; out_size || !had_output; i++) {
|
||||
for(; out_size; i++) {
|
||||
fflush(stdout);
|
||||
|
||||
out_size = avcodec_encode_video(c, outbuf, outbuf_size, NULL);
|
||||
had_output |= out_size;
|
||||
printf("write frame %3d (size=%5d)\n", i, out_size);
|
||||
fwrite(outbuf, 1, out_size, f);
|
||||
}
|
||||
@@ -309,11 +295,11 @@ static void video_encode_example(const char *filename, int codec_id)
|
||||
outbuf[3] = 0xb7;
|
||||
fwrite(outbuf, 1, 4, f);
|
||||
fclose(f);
|
||||
free(picture_buf);
|
||||
free(outbuf);
|
||||
|
||||
avcodec_close(c);
|
||||
av_free(c);
|
||||
av_free(picture->data[0]);
|
||||
av_free(picture);
|
||||
printf("\n");
|
||||
}
|
||||
@@ -351,7 +337,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
|
||||
/* set end of buffer to 0 (this ensures that no overreading happens for damaged mpeg streams) */
|
||||
memset(inbuf + INBUF_SIZE, 0, FF_INPUT_BUFFER_PADDING_SIZE);
|
||||
|
||||
printf("Decode video file %s\n", filename);
|
||||
printf("Video decoding\n");
|
||||
|
||||
/* find the mpeg1 video decoder */
|
||||
codec = avcodec_find_decoder(CODEC_ID_MPEG1VIDEO);
|
||||
@@ -360,7 +346,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
|
||||
exit(1);
|
||||
}
|
||||
|
||||
c = avcodec_alloc_context3(codec);
|
||||
c= avcodec_alloc_context();
|
||||
picture= avcodec_alloc_frame();
|
||||
|
||||
if(codec->capabilities&CODEC_CAP_TRUNCATED)
|
||||
@@ -371,7 +357,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
|
||||
available in the bitstream. */
|
||||
|
||||
/* open it */
|
||||
if (avcodec_open2(c, codec, NULL) < 0) {
|
||||
if (avcodec_open(c, codec) < 0) {
|
||||
fprintf(stderr, "could not open codec\n");
|
||||
exit(1);
|
||||
}
|
||||
@@ -458,6 +444,9 @@ int main(int argc, char **argv)
|
||||
{
|
||||
const char *filename;
|
||||
|
||||
/* must be called before using avcodec lib */
|
||||
avcodec_init();
|
||||
|
||||
/* register all the codecs */
|
||||
avcodec_register_all();
|
||||
|
||||
@@ -465,8 +454,7 @@ int main(int argc, char **argv)
|
||||
audio_encode_example("/tmp/test.mp2");
|
||||
audio_decode_example("/tmp/test.sw", "/tmp/test.mp2");
|
||||
|
||||
video_encode_example("/tmp/test.h264", CODEC_ID_H264);
|
||||
video_encode_example("/tmp/test.mpg", CODEC_ID_MPEG1VIDEO);
|
||||
video_encode_example("/tmp/test.mpg");
|
||||
filename = "/tmp/test.mpg";
|
||||
} else {
|
||||
filename = argv[1];
|
@@ -1,235 +0,0 @@
|
||||
/*
|
||||
* Copyright (c) 2010 Nicolas George
|
||||
* Copyright (c) 2011 Stefano Sabatini
|
||||
* Copyright (c) 2012 Clément Bœsch
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file
|
||||
* API example for audio decoding and filtering
|
||||
*/
|
||||
|
||||
#include <unistd.h>
|
||||
|
||||
#include <libavcodec/avcodec.h>
|
||||
#include <libavformat/avformat.h>
|
||||
#include <libavfilter/avfiltergraph.h>
|
||||
#include <libavfilter/avcodec.h>
|
||||
#include <libavfilter/buffersink.h>
|
||||
#include <libavfilter/buffersrc.h>
|
||||
|
||||
const char *filter_descr = "aresample=8000,aconvert=s16:mono";
|
||||
const char *player = "ffplay -f s16le -ar 8000 -ac 1 -";
|
||||
|
||||
static AVFormatContext *fmt_ctx;
|
||||
static AVCodecContext *dec_ctx;
|
||||
AVFilterContext *buffersink_ctx;
|
||||
AVFilterContext *buffersrc_ctx;
|
||||
AVFilterGraph *filter_graph;
|
||||
static int audio_stream_index = -1;
|
||||
|
||||
static int open_input_file(const char *filename)
|
||||
{
|
||||
int ret;
|
||||
AVCodec *dec;
|
||||
|
||||
if ((ret = avformat_open_input(&fmt_ctx, filename, NULL, NULL)) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot open input file\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
if ((ret = avformat_find_stream_info(fmt_ctx, NULL)) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot find stream information\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* select the audio stream */
|
||||
ret = av_find_best_stream(fmt_ctx, AVMEDIA_TYPE_AUDIO, -1, -1, &dec, 0);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot find a audio stream in the input file\n");
|
||||
return ret;
|
||||
}
|
||||
audio_stream_index = ret;
|
||||
dec_ctx = fmt_ctx->streams[audio_stream_index]->codec;
|
||||
|
||||
/* init the audio decoder */
|
||||
if ((ret = avcodec_open2(dec_ctx, dec, NULL)) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot open audio decoder\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int init_filters(const char *filters_descr)
|
||||
{
|
||||
char args[512];
|
||||
int ret;
|
||||
AVFilter *abuffersrc = avfilter_get_by_name("abuffer");
|
||||
AVFilter *abuffersink = avfilter_get_by_name("abuffersink");
|
||||
AVFilterInOut *outputs = avfilter_inout_alloc();
|
||||
AVFilterInOut *inputs = avfilter_inout_alloc();
|
||||
const enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_S16, -1 };
|
||||
const int64_t *chlayouts = avfilter_all_channel_layouts;
|
||||
AVABufferSinkParams *abuffersink_params;
|
||||
const AVFilterLink *outlink;
|
||||
|
||||
filter_graph = avfilter_graph_alloc();
|
||||
|
||||
/* buffer audio source: the decoded frames from the decoder will be inserted here. */
|
||||
if (!dec_ctx->channel_layout)
|
||||
dec_ctx->channel_layout = av_get_default_channel_layout(dec_ctx->channels);
|
||||
snprintf(args, sizeof(args), "%d:%d:0x%"PRIx64,
|
||||
dec_ctx->sample_rate, dec_ctx->sample_fmt, dec_ctx->channel_layout);
|
||||
ret = avfilter_graph_create_filter(&buffersrc_ctx, abuffersrc, "in",
|
||||
args, NULL, filter_graph);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot create audio buffer source\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* buffer audio sink: to terminate the filter chain. */
|
||||
abuffersink_params = av_abuffersink_params_alloc();
|
||||
abuffersink_params->sample_fmts = sample_fmts;
|
||||
abuffersink_params->channel_layouts = chlayouts;
|
||||
ret = avfilter_graph_create_filter(&buffersink_ctx, abuffersink, "out",
|
||||
NULL, abuffersink_params, filter_graph);
|
||||
av_free(abuffersink_params);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot create audio buffer sink\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Endpoints for the filter graph. */
|
||||
outputs->name = av_strdup("in");
|
||||
outputs->filter_ctx = buffersrc_ctx;
|
||||
outputs->pad_idx = 0;
|
||||
outputs->next = NULL;
|
||||
|
||||
inputs->name = av_strdup("out");
|
||||
inputs->filter_ctx = buffersink_ctx;
|
||||
inputs->pad_idx = 0;
|
||||
inputs->next = NULL;
|
||||
|
||||
if ((ret = avfilter_graph_parse(filter_graph, filters_descr,
|
||||
&inputs, &outputs, NULL)) < 0)
|
||||
return ret;
|
||||
|
||||
if ((ret = avfilter_graph_config(filter_graph, NULL)) < 0)
|
||||
return ret;
|
||||
|
||||
/* Print summary of the sink buffer
|
||||
* Note: args buffer is reused to store channel layout string */
|
||||
outlink = buffersink_ctx->inputs[0];
|
||||
av_get_channel_layout_string(args, sizeof(args), -1, outlink->channel_layout);
|
||||
av_log(NULL, AV_LOG_INFO, "Output: srate:%dHz fmt:%s chlayout:%s\n",
|
||||
(int)outlink->sample_rate,
|
||||
(char *)av_x_if_null(av_get_sample_fmt_name(outlink->format), "?"),
|
||||
args);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void print_samplesref(AVFilterBufferRef *samplesref)
|
||||
{
|
||||
const AVFilterBufferRefAudioProps *props = samplesref->audio;
|
||||
const int n = props->nb_samples * av_get_channel_layout_nb_channels(props->channel_layout);
|
||||
const uint16_t *p = (uint16_t*)samplesref->data[0];
|
||||
const uint16_t *p_end = p + n;
|
||||
|
||||
while (p < p_end) {
|
||||
fputc(*p & 0xff, stdout);
|
||||
fputc(*p>>8 & 0xff, stdout);
|
||||
p++;
|
||||
}
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
int ret;
|
||||
AVPacket packet;
|
||||
AVFrame frame;
|
||||
int got_frame;
|
||||
|
||||
if (argc != 2) {
|
||||
fprintf(stderr, "Usage: %s file | %s\n", argv[0], player);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
avcodec_register_all();
|
||||
av_register_all();
|
||||
avfilter_register_all();
|
||||
|
||||
if ((ret = open_input_file(argv[1])) < 0)
|
||||
goto end;
|
||||
if ((ret = init_filters(filter_descr)) < 0)
|
||||
goto end;
|
||||
|
||||
/* read all packets */
|
||||
while (1) {
|
||||
AVFilterBufferRef *samplesref;
|
||||
if ((ret = av_read_frame(fmt_ctx, &packet)) < 0)
|
||||
break;
|
||||
|
||||
if (packet.stream_index == audio_stream_index) {
|
||||
avcodec_get_frame_defaults(&frame);
|
||||
got_frame = 0;
|
||||
ret = avcodec_decode_audio4(dec_ctx, &frame, &got_frame, &packet);
|
||||
av_free_packet(&packet);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Error decoding audio\n");
|
||||
continue;
|
||||
}
|
||||
|
||||
if (got_frame) {
|
||||
/* push the audio data from decoded frame into the filtergraph */
|
||||
if (av_buffersrc_add_frame(buffersrc_ctx, &frame, 0) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Error while feeding the audio filtergraph\n");
|
||||
break;
|
||||
}
|
||||
|
||||
/* pull filtered audio from the filtergraph */
|
||||
while (avfilter_poll_frame(buffersink_ctx->inputs[0])) {
|
||||
av_buffersink_get_buffer_ref(buffersink_ctx, &samplesref, 0);
|
||||
if (samplesref) {
|
||||
print_samplesref(samplesref);
|
||||
avfilter_unref_buffer(samplesref);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
end:
|
||||
avfilter_graph_free(&filter_graph);
|
||||
if (dec_ctx)
|
||||
avcodec_close(dec_ctx);
|
||||
avformat_close_input(&fmt_ctx);
|
||||
|
||||
if (ret < 0 && ret != AVERROR_EOF) {
|
||||
char buf[1024];
|
||||
av_strerror(ret, buf, sizeof(buf));
|
||||
fprintf(stderr, "Error occurred: %s\n", buf);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
@@ -1,231 +0,0 @@
|
||||
/*
|
||||
* Copyright (c) 2010 Nicolas George
|
||||
* Copyright (c) 2011 Stefano Sabatini
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file
|
||||
* API example for decoding and filtering
|
||||
*/
|
||||
|
||||
#define _XOPEN_SOURCE 600 /* for usleep */
|
||||
#include <unistd.h>
|
||||
|
||||
#include <libavcodec/avcodec.h>
|
||||
#include <libavformat/avformat.h>
|
||||
#include <libavfilter/avfiltergraph.h>
|
||||
#include <libavfilter/avcodec.h>
|
||||
#include <libavfilter/buffersink.h>
|
||||
|
||||
const char *filter_descr = "scale=78:24";
|
||||
|
||||
static AVFormatContext *fmt_ctx;
|
||||
static AVCodecContext *dec_ctx;
|
||||
AVFilterContext *buffersink_ctx;
|
||||
AVFilterContext *buffersrc_ctx;
|
||||
AVFilterGraph *filter_graph;
|
||||
static int video_stream_index = -1;
|
||||
static int64_t last_pts = AV_NOPTS_VALUE;
|
||||
|
||||
static int open_input_file(const char *filename)
|
||||
{
|
||||
int ret;
|
||||
AVCodec *dec;
|
||||
|
||||
if ((ret = avformat_open_input(&fmt_ctx, filename, NULL, NULL)) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot open input file\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
if ((ret = avformat_find_stream_info(fmt_ctx, NULL)) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot find stream information\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* select the video stream */
|
||||
ret = av_find_best_stream(fmt_ctx, AVMEDIA_TYPE_VIDEO, -1, -1, &dec, 0);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot find a video stream in the input file\n");
|
||||
return ret;
|
||||
}
|
||||
video_stream_index = ret;
|
||||
dec_ctx = fmt_ctx->streams[video_stream_index]->codec;
|
||||
|
||||
/* init the video decoder */
|
||||
if ((ret = avcodec_open2(dec_ctx, dec, NULL)) < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot open video decoder\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int init_filters(const char *filters_descr)
|
||||
{
|
||||
char args[512];
|
||||
int ret;
|
||||
AVFilter *buffersrc = avfilter_get_by_name("buffer");
|
||||
AVFilter *buffersink = avfilter_get_by_name("buffersink");
|
||||
AVFilterInOut *outputs = avfilter_inout_alloc();
|
||||
AVFilterInOut *inputs = avfilter_inout_alloc();
|
||||
enum PixelFormat pix_fmts[] = { PIX_FMT_GRAY8, PIX_FMT_NONE };
|
||||
filter_graph = avfilter_graph_alloc();
|
||||
|
||||
/* buffer video source: the decoded frames from the decoder will be inserted here. */
|
||||
snprintf(args, sizeof(args), "%d:%d:%d:%d:%d:%d:%d",
|
||||
dec_ctx->width, dec_ctx->height, dec_ctx->pix_fmt,
|
||||
dec_ctx->time_base.num, dec_ctx->time_base.den,
|
||||
dec_ctx->sample_aspect_ratio.num, dec_ctx->sample_aspect_ratio.den);
|
||||
ret = avfilter_graph_create_filter(&buffersrc_ctx, buffersrc, "in",
|
||||
args, NULL, filter_graph);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot create buffer source\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* buffer video sink: to terminate the filter chain. */
|
||||
ret = avfilter_graph_create_filter(&buffersink_ctx, buffersink, "out",
|
||||
NULL, pix_fmts, filter_graph);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Cannot create buffer sink\n");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Endpoints for the filter graph. */
|
||||
outputs->name = av_strdup("in");
|
||||
outputs->filter_ctx = buffersrc_ctx;
|
||||
outputs->pad_idx = 0;
|
||||
outputs->next = NULL;
|
||||
|
||||
inputs->name = av_strdup("out");
|
||||
inputs->filter_ctx = buffersink_ctx;
|
||||
inputs->pad_idx = 0;
|
||||
inputs->next = NULL;
|
||||
|
||||
if ((ret = avfilter_graph_parse(filter_graph, filters_descr,
|
||||
&inputs, &outputs, NULL)) < 0)
|
||||
return ret;
|
||||
|
||||
if ((ret = avfilter_graph_config(filter_graph, NULL)) < 0)
|
||||
return ret;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void display_picref(AVFilterBufferRef *picref, AVRational time_base)
|
||||
{
|
||||
int x, y;
|
||||
uint8_t *p0, *p;
|
||||
int64_t delay;
|
||||
|
||||
if (picref->pts != AV_NOPTS_VALUE) {
|
||||
if (last_pts != AV_NOPTS_VALUE) {
|
||||
/* sleep roughly the right amount of time;
|
||||
* usleep is in microseconds, just like AV_TIME_BASE. */
|
||||
delay = av_rescale_q(picref->pts - last_pts,
|
||||
time_base, AV_TIME_BASE_Q);
|
||||
if (delay > 0 && delay < 1000000)
|
||||
usleep(delay);
|
||||
}
|
||||
last_pts = picref->pts;
|
||||
}
|
||||
|
||||
/* Trivial ASCII grayscale display. */
|
||||
p0 = picref->data[0];
|
||||
puts("\033c");
|
||||
for (y = 0; y < picref->video->h; y++) {
|
||||
p = p0;
|
||||
for (x = 0; x < picref->video->w; x++)
|
||||
putchar(" .-+#"[*(p++) / 52]);
|
||||
putchar('\n');
|
||||
p0 += picref->linesize[0];
|
||||
}
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
int ret;
|
||||
AVPacket packet;
|
||||
AVFrame frame;
|
||||
int got_frame;
|
||||
|
||||
if (argc != 2) {
|
||||
fprintf(stderr, "Usage: %s file\n", argv[0]);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
avcodec_register_all();
|
||||
av_register_all();
|
||||
avfilter_register_all();
|
||||
|
||||
if ((ret = open_input_file(argv[1])) < 0)
|
||||
goto end;
|
||||
if ((ret = init_filters(filter_descr)) < 0)
|
||||
goto end;
|
||||
|
||||
/* read all packets */
|
||||
while (1) {
|
||||
AVFilterBufferRef *picref;
|
||||
if ((ret = av_read_frame(fmt_ctx, &packet)) < 0)
|
||||
break;
|
||||
|
||||
if (packet.stream_index == video_stream_index) {
|
||||
avcodec_get_frame_defaults(&frame);
|
||||
got_frame = 0;
|
||||
ret = avcodec_decode_video2(dec_ctx, &frame, &got_frame, &packet);
|
||||
av_free_packet(&packet);
|
||||
if (ret < 0) {
|
||||
av_log(NULL, AV_LOG_ERROR, "Error decoding video\n");
|
||||
break;
|
||||
}
|
||||
|
||||
if (got_frame) {
|
||||
frame.pts = av_frame_get_best_effort_timestamp(&frame);
|
||||
|
||||
/* push the decoded frame into the filtergraph */
|
||||
av_vsrc_buffer_add_frame(buffersrc_ctx, &frame, 0);
|
||||
|
||||
/* pull filtered pictures from the filtergraph */
|
||||
while (avfilter_poll_frame(buffersink_ctx->inputs[0])) {
|
||||
av_buffersink_get_buffer_ref(buffersink_ctx, &picref, 0);
|
||||
if (picref) {
|
||||
display_picref(picref, buffersink_ctx->inputs[0]->time_base);
|
||||
avfilter_unref_buffer(picref);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
end:
|
||||
avfilter_graph_free(&filter_graph);
|
||||
if (dec_ctx)
|
||||
avcodec_close(dec_ctx);
|
||||
avformat_close_input(&fmt_ctx);
|
||||
|
||||
if (ret < 0 && ret != AVERROR_EOF) {
|
||||
char buf[1024];
|
||||
av_strerror(ret, buf, sizeof(buf));
|
||||
fprintf(stderr, "Error occurred: %s\n", buf);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
@@ -22,10 +22,8 @@
|
||||
|
||||
/**
|
||||
* @file
|
||||
* libavformat API example.
|
||||
*
|
||||
* Output a media file in any supported libavformat format.
|
||||
* The default codecs are used.
|
||||
* Libavformat API example: Output a media file in any supported
|
||||
* libavformat format. The default codecs are used.
|
||||
*/
|
||||
|
||||
#include <stdlib.h>
|
||||
@@ -33,26 +31,27 @@
|
||||
#include <string.h>
|
||||
#include <math.h>
|
||||
|
||||
#include <libavutil/mathematics.h>
|
||||
#include <libavformat/avformat.h>
|
||||
#include <libswscale/swscale.h>
|
||||
#include "libavformat/avformat.h"
|
||||
#include "libswscale/swscale.h"
|
||||
|
||||
#undef exit
|
||||
|
||||
/* 5 seconds stream duration */
|
||||
#define STREAM_DURATION 200.0
|
||||
#define STREAM_DURATION 5.0
|
||||
#define STREAM_FRAME_RATE 25 /* 25 images/s */
|
||||
#define STREAM_NB_FRAMES ((int)(STREAM_DURATION * STREAM_FRAME_RATE))
|
||||
#define STREAM_PIX_FMT PIX_FMT_YUV420P /* default pix_fmt */
|
||||
#define STREAM_PIX_FMT PIX_FMT_YUV420P /* default pix_fmt */
|
||||
|
||||
static int sws_flags = SWS_BICUBIC;
|
||||
|
||||
/**************************************************************/
|
||||
/* audio output */
|
||||
|
||||
static float t, tincr, tincr2;
|
||||
static int16_t *samples;
|
||||
static int audio_input_frame_size;
|
||||
float t, tincr, tincr2;
|
||||
int16_t *samples;
|
||||
uint8_t *audio_outbuf;
|
||||
int audio_outbuf_size;
|
||||
int audio_input_frame_size;
|
||||
|
||||
/*
|
||||
* add an audio output stream
|
||||
@@ -61,32 +60,25 @@ static AVStream *add_audio_stream(AVFormatContext *oc, enum CodecID codec_id)
|
||||
{
|
||||
AVCodecContext *c;
|
||||
AVStream *st;
|
||||
AVCodec *codec;
|
||||
|
||||
/* find the audio encoder */
|
||||
codec = avcodec_find_encoder(codec_id);
|
||||
if (!codec) {
|
||||
fprintf(stderr, "codec not found\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
st = avformat_new_stream(oc, codec);
|
||||
st = av_new_stream(oc, 1);
|
||||
if (!st) {
|
||||
fprintf(stderr, "Could not alloc stream\n");
|
||||
exit(1);
|
||||
}
|
||||
st->id = 1;
|
||||
|
||||
c = st->codec;
|
||||
c->codec_id = codec_id;
|
||||
c->codec_type = AVMEDIA_TYPE_AUDIO;
|
||||
|
||||
/* put sample parameters */
|
||||
c->sample_fmt = AV_SAMPLE_FMT_S16;
|
||||
c->bit_rate = 64000;
|
||||
c->sample_fmt = AV_SAMPLE_FMT_S16;
|
||||
c->bit_rate = 64000;
|
||||
c->sample_rate = 44100;
|
||||
c->channels = 2;
|
||||
c->channels = 2;
|
||||
|
||||
// some formats want stream headers to be separate
|
||||
if (oc->oformat->flags & AVFMT_GLOBALHEADER)
|
||||
if(oc->oformat->flags & AVFMT_GLOBALHEADER)
|
||||
c->flags |= CODEC_FLAG_GLOBAL_HEADER;
|
||||
|
||||
return st;
|
||||
@@ -95,43 +87,65 @@ static AVStream *add_audio_stream(AVFormatContext *oc, enum CodecID codec_id)
|
||||
static void open_audio(AVFormatContext *oc, AVStream *st)
|
||||
{
|
||||
AVCodecContext *c;
|
||||
AVCodec *codec;
|
||||
|
||||
c = st->codec;
|
||||
|
||||
/* find the audio encoder */
|
||||
codec = avcodec_find_encoder(c->codec_id);
|
||||
if (!codec) {
|
||||
fprintf(stderr, "codec not found\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
/* open it */
|
||||
if (avcodec_open2(c, NULL, NULL) < 0) {
|
||||
if (avcodec_open(c, codec) < 0) {
|
||||
fprintf(stderr, "could not open codec\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
/* init signal generator */
|
||||
t = 0;
|
||||
t = 0;
|
||||
tincr = 2 * M_PI * 110.0 / c->sample_rate;
|
||||
/* increment frequency by 110 Hz per second */
|
||||
tincr2 = 2 * M_PI * 110.0 / c->sample_rate / c->sample_rate;
|
||||
|
||||
if (c->codec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE)
|
||||
audio_input_frame_size = 10000;
|
||||
else
|
||||
audio_outbuf_size = 10000;
|
||||
audio_outbuf = av_malloc(audio_outbuf_size);
|
||||
|
||||
/* ugly hack for PCM codecs (will be removed ASAP with new PCM
|
||||
support to compute the input frame size in samples */
|
||||
if (c->frame_size <= 1) {
|
||||
audio_input_frame_size = audio_outbuf_size / c->channels;
|
||||
switch(st->codec->codec_id) {
|
||||
case CODEC_ID_PCM_S16LE:
|
||||
case CODEC_ID_PCM_S16BE:
|
||||
case CODEC_ID_PCM_U16LE:
|
||||
case CODEC_ID_PCM_U16BE:
|
||||
audio_input_frame_size >>= 1;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
audio_input_frame_size = c->frame_size;
|
||||
samples = av_malloc(audio_input_frame_size *
|
||||
av_get_bytes_per_sample(c->sample_fmt) *
|
||||
c->channels);
|
||||
}
|
||||
samples = av_malloc(audio_input_frame_size * 2 * c->channels);
|
||||
}
|
||||
|
||||
/* Prepare a 16 bit dummy audio frame of 'frame_size' samples and
|
||||
* 'nb_channels' channels. */
|
||||
/* prepare a 16 bit dummy audio frame of 'frame_size' samples and
|
||||
'nb_channels' channels */
|
||||
static void get_audio_frame(int16_t *samples, int frame_size, int nb_channels)
|
||||
{
|
||||
int j, i, v;
|
||||
int16_t *q;
|
||||
|
||||
q = samples;
|
||||
for (j = 0; j < frame_size; j++) {
|
||||
for(j=0;j<frame_size;j++) {
|
||||
v = (int)(sin(t) * 10000);
|
||||
for (i = 0; i < nb_channels; i++)
|
||||
for(i = 0; i < nb_channels; i++)
|
||||
*q++ = v;
|
||||
t += tincr;
|
||||
t += tincr;
|
||||
tincr += tincr2;
|
||||
}
|
||||
}
|
||||
@@ -139,28 +153,22 @@ static void get_audio_frame(int16_t *samples, int frame_size, int nb_channels)
|
||||
static void write_audio_frame(AVFormatContext *oc, AVStream *st)
|
||||
{
|
||||
AVCodecContext *c;
|
||||
AVPacket pkt = { 0 }; // data and size must be 0;
|
||||
AVFrame *frame = avcodec_alloc_frame();
|
||||
int got_packet;
|
||||
|
||||
AVPacket pkt;
|
||||
av_init_packet(&pkt);
|
||||
|
||||
c = st->codec;
|
||||
|
||||
get_audio_frame(samples, audio_input_frame_size, c->channels);
|
||||
frame->nb_samples = audio_input_frame_size;
|
||||
avcodec_fill_audio_frame(frame, c->channels, c->sample_fmt,
|
||||
(uint8_t *)samples,
|
||||
audio_input_frame_size *
|
||||
av_get_bytes_per_sample(c->sample_fmt) *
|
||||
c->channels, 1);
|
||||
|
||||
avcodec_encode_audio2(c, &pkt, frame, &got_packet);
|
||||
if (!got_packet)
|
||||
return;
|
||||
pkt.size= avcodec_encode_audio(c, audio_outbuf, audio_outbuf_size, samples);
|
||||
|
||||
pkt.stream_index = st->index;
|
||||
if (c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE)
|
||||
pkt.pts= av_rescale_q(c->coded_frame->pts, c->time_base, st->time_base);
|
||||
pkt.flags |= AV_PKT_FLAG_KEY;
|
||||
pkt.stream_index= st->index;
|
||||
pkt.data= audio_outbuf;
|
||||
|
||||
/* Write the compressed frame to the media file. */
|
||||
/* write the compressed frame in the media file */
|
||||
if (av_interleaved_write_frame(oc, &pkt) != 0) {
|
||||
fprintf(stderr, "Error while writing audio frame\n");
|
||||
exit(1);
|
||||
@@ -172,72 +180,57 @@ static void close_audio(AVFormatContext *oc, AVStream *st)
|
||||
avcodec_close(st->codec);
|
||||
|
||||
av_free(samples);
|
||||
av_free(audio_outbuf);
|
||||
}
|
||||
|
||||
/**************************************************************/
|
||||
/* video output */
|
||||
|
||||
static AVFrame *picture, *tmp_picture;
|
||||
static uint8_t *video_outbuf;
|
||||
static int frame_count, video_outbuf_size;
|
||||
AVFrame *picture, *tmp_picture;
|
||||
uint8_t *video_outbuf;
|
||||
int frame_count, video_outbuf_size;
|
||||
|
||||
/* Add a video output stream. */
|
||||
/* add a video output stream */
|
||||
static AVStream *add_video_stream(AVFormatContext *oc, enum CodecID codec_id)
|
||||
{
|
||||
AVCodecContext *c;
|
||||
AVStream *st;
|
||||
AVCodec *codec;
|
||||
|
||||
/* find the video encoder */
|
||||
codec = avcodec_find_encoder(codec_id);
|
||||
if (!codec) {
|
||||
fprintf(stderr, "codec not found\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
st = avformat_new_stream(oc, codec);
|
||||
st = av_new_stream(oc, 0);
|
||||
if (!st) {
|
||||
fprintf(stderr, "Could not alloc stream\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
c = st->codec;
|
||||
|
||||
/* find the video encoder */
|
||||
codec = avcodec_find_encoder(codec_id);
|
||||
if (!codec) {
|
||||
fprintf(stderr, "codec not found\n");
|
||||
exit(1);
|
||||
}
|
||||
avcodec_get_context_defaults3(c, codec);
|
||||
|
||||
c->codec_id = codec_id;
|
||||
c->codec_type = AVMEDIA_TYPE_VIDEO;
|
||||
|
||||
/* Put sample parameters. */
|
||||
/* put sample parameters */
|
||||
c->bit_rate = 400000;
|
||||
/* Resolution must be a multiple of two. */
|
||||
c->width = 352;
|
||||
c->height = 288;
|
||||
/* timebase: This is the fundamental unit of time (in seconds) in terms
|
||||
* of which frame timestamps are represented. For fixed-fps content,
|
||||
* timebase should be 1/framerate and timestamp increments should be
|
||||
* identical to 1. */
|
||||
/* resolution must be a multiple of two */
|
||||
c->width = 352;
|
||||
c->height = 288;
|
||||
/* time base: this is the fundamental unit of time (in seconds) in terms
|
||||
of which frame timestamps are represented. for fixed-fps content,
|
||||
timebase should be 1/framerate and timestamp increments should be
|
||||
identically 1. */
|
||||
c->time_base.den = STREAM_FRAME_RATE;
|
||||
c->time_base.num = 1;
|
||||
c->gop_size = 12; /* emit one intra frame every twelve frames at most */
|
||||
c->pix_fmt = STREAM_PIX_FMT;
|
||||
c->gop_size = 12; /* emit one intra frame every twelve frames at most */
|
||||
c->pix_fmt = STREAM_PIX_FMT;
|
||||
if (c->codec_id == CODEC_ID_MPEG2VIDEO) {
|
||||
/* just for testing, we also add B frames */
|
||||
c->max_b_frames = 2;
|
||||
}
|
||||
if (c->codec_id == CODEC_ID_MPEG1VIDEO) {
|
||||
if (c->codec_id == CODEC_ID_MPEG1VIDEO){
|
||||
/* Needed to avoid using macroblocks in which some coeffs overflow.
|
||||
* This does not happen with normal video, it just happens here as
|
||||
* the motion of the chroma plane does not match the luma plane. */
|
||||
c->mb_decision = 2;
|
||||
This does not happen with normal video, it just happens here as
|
||||
the motion of the chroma plane does not match the luma plane. */
|
||||
c->mb_decision=2;
|
||||
}
|
||||
/* Some formats want stream headers to be separate. */
|
||||
if (oc->oformat->flags & AVFMT_GLOBALHEADER)
|
||||
// some formats want stream headers to be separate
|
||||
if(oc->oformat->flags & AVFMT_GLOBALHEADER)
|
||||
c->flags |= CODEC_FLAG_GLOBAL_HEADER;
|
||||
|
||||
return st;
|
||||
@@ -252,7 +245,7 @@ static AVFrame *alloc_picture(enum PixelFormat pix_fmt, int width, int height)
|
||||
picture = avcodec_alloc_frame();
|
||||
if (!picture)
|
||||
return NULL;
|
||||
size = avpicture_get_size(pix_fmt, width, height);
|
||||
size = avpicture_get_size(pix_fmt, width, height);
|
||||
picture_buf = av_malloc(size);
|
||||
if (!picture_buf) {
|
||||
av_free(picture);
|
||||
@@ -265,38 +258,46 @@ static AVFrame *alloc_picture(enum PixelFormat pix_fmt, int width, int height)
|
||||
|
||||
static void open_video(AVFormatContext *oc, AVStream *st)
|
||||
{
|
||||
AVCodec *codec;
|
||||
AVCodecContext *c;
|
||||
|
||||
c = st->codec;
|
||||
|
||||
/* find the video encoder */
|
||||
codec = avcodec_find_encoder(c->codec_id);
|
||||
if (!codec) {
|
||||
fprintf(stderr, "codec not found\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
/* open the codec */
|
||||
if (avcodec_open2(c, NULL, NULL) < 0) {
|
||||
if (avcodec_open(c, codec) < 0) {
|
||||
fprintf(stderr, "could not open codec\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
video_outbuf = NULL;
|
||||
if (!(oc->oformat->flags & AVFMT_RAWPICTURE)) {
|
||||
/* Allocate output buffer. */
|
||||
/* XXX: API change will be done. */
|
||||
/* Buffers passed into lav* can be allocated any way you prefer,
|
||||
* as long as they're aligned enough for the architecture, and
|
||||
* they're freed appropriately (such as using av_free for buffers
|
||||
* allocated with av_malloc). */
|
||||
/* allocate output buffer */
|
||||
/* XXX: API change will be done */
|
||||
/* buffers passed into lav* can be allocated any way you prefer,
|
||||
as long as they're aligned enough for the architecture, and
|
||||
they're freed appropriately (such as using av_free for buffers
|
||||
allocated with av_malloc) */
|
||||
video_outbuf_size = 200000;
|
||||
video_outbuf = av_malloc(video_outbuf_size);
|
||||
video_outbuf = av_malloc(video_outbuf_size);
|
||||
}
|
||||
|
||||
/* Allocate the encoded raw picture. */
|
||||
/* allocate the encoded raw picture */
|
||||
picture = alloc_picture(c->pix_fmt, c->width, c->height);
|
||||
if (!picture) {
|
||||
fprintf(stderr, "Could not allocate picture\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
/* If the output format is not YUV420P, then a temporary YUV420P
|
||||
* picture is needed too. It is then converted to the required
|
||||
* output format. */
|
||||
/* if the output format is not YUV420P, then a temporary YUV420P
|
||||
picture is needed too. It is then converted to the required
|
||||
output format */
|
||||
tmp_picture = NULL;
|
||||
if (c->pix_fmt != PIX_FMT_YUV420P) {
|
||||
tmp_picture = alloc_picture(PIX_FMT_YUV420P, c->width, c->height);
|
||||
@@ -307,22 +308,23 @@ static void open_video(AVFormatContext *oc, AVStream *st)
|
||||
}
|
||||
}
|
||||
|
||||
/* Prepare a dummy image. */
|
||||
static void fill_yuv_image(AVFrame *pict, int frame_index,
|
||||
int width, int height)
|
||||
/* prepare a dummy image */
|
||||
static void fill_yuv_image(AVFrame *pict, int frame_index, int width, int height)
|
||||
{
|
||||
int x, y, i;
|
||||
|
||||
i = frame_index;
|
||||
|
||||
/* Y */
|
||||
for (y = 0; y < height; y++)
|
||||
for (x = 0; x < width; x++)
|
||||
for(y=0;y<height;y++) {
|
||||
for(x=0;x<width;x++) {
|
||||
pict->data[0][y * pict->linesize[0] + x] = x + y + i * 3;
|
||||
}
|
||||
}
|
||||
|
||||
/* Cb and Cr */
|
||||
for (y = 0; y < height / 2; y++) {
|
||||
for (x = 0; x < width / 2; x++) {
|
||||
for(y=0;y<height/2;y++) {
|
||||
for(x=0;x<width/2;x++) {
|
||||
pict->data[1][y * pict->linesize[1] + x] = 128 + y + i * 2;
|
||||
pict->data[2][y * pict->linesize[2] + x] = 64 + x + i * 5;
|
||||
}
|
||||
@@ -338,13 +340,13 @@ static void write_video_frame(AVFormatContext *oc, AVStream *st)
|
||||
c = st->codec;
|
||||
|
||||
if (frame_count >= STREAM_NB_FRAMES) {
|
||||
/* No more frames to compress. The codec has a latency of a few
|
||||
* frames if using B-frames, so we get the last frames by
|
||||
* passing the same picture again. */
|
||||
/* no more frame to compress. The codec has a latency of a few
|
||||
frames if using B frames, so we get the last frames by
|
||||
passing the same picture again */
|
||||
} else {
|
||||
if (c->pix_fmt != PIX_FMT_YUV420P) {
|
||||
/* as we only generate a YUV420P picture, we must convert it
|
||||
* to the codec pixel format if needed */
|
||||
to the codec pixel format if needed */
|
||||
if (img_convert_ctx == NULL) {
|
||||
img_convert_ctx = sws_getContext(c->width, c->height,
|
||||
PIX_FMT_YUV420P,
|
||||
@@ -352,8 +354,7 @@ static void write_video_frame(AVFormatContext *oc, AVStream *st)
|
||||
c->pix_fmt,
|
||||
sws_flags, NULL, NULL, NULL);
|
||||
if (img_convert_ctx == NULL) {
|
||||
fprintf(stderr,
|
||||
"Cannot initialize the conversion context\n");
|
||||
fprintf(stderr, "Cannot initialize the conversion context\n");
|
||||
exit(1);
|
||||
}
|
||||
}
|
||||
@@ -365,38 +366,36 @@ static void write_video_frame(AVFormatContext *oc, AVStream *st)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if (oc->oformat->flags & AVFMT_RAWPICTURE) {
|
||||
/* Raw video case - the API will change slightly in the near
|
||||
* future for that. */
|
||||
/* raw video case. The API will change slightly in the near
|
||||
futur for that */
|
||||
AVPacket pkt;
|
||||
av_init_packet(&pkt);
|
||||
|
||||
pkt.flags |= AV_PKT_FLAG_KEY;
|
||||
pkt.stream_index = st->index;
|
||||
pkt.data = (uint8_t *)picture;
|
||||
pkt.size = sizeof(AVPicture);
|
||||
pkt.flags |= AV_PKT_FLAG_KEY;
|
||||
pkt.stream_index= st->index;
|
||||
pkt.data= (uint8_t *)picture;
|
||||
pkt.size= sizeof(AVPicture);
|
||||
|
||||
ret = av_interleaved_write_frame(oc, &pkt);
|
||||
} else {
|
||||
/* encode the image */
|
||||
out_size = avcodec_encode_video(c, video_outbuf,
|
||||
video_outbuf_size, picture);
|
||||
/* If size is zero, it means the image was buffered. */
|
||||
out_size = avcodec_encode_video(c, video_outbuf, video_outbuf_size, picture);
|
||||
/* if zero size, it means the image was buffered */
|
||||
if (out_size > 0) {
|
||||
AVPacket pkt;
|
||||
av_init_packet(&pkt);
|
||||
|
||||
if (c->coded_frame->pts != AV_NOPTS_VALUE)
|
||||
pkt.pts = av_rescale_q(c->coded_frame->pts,
|
||||
c->time_base, st->time_base);
|
||||
if (c->coded_frame->key_frame)
|
||||
pkt.pts= av_rescale_q(c->coded_frame->pts, c->time_base, st->time_base);
|
||||
if(c->coded_frame->key_frame)
|
||||
pkt.flags |= AV_PKT_FLAG_KEY;
|
||||
pkt.stream_index= st->index;
|
||||
pkt.data= video_outbuf;
|
||||
pkt.size= out_size;
|
||||
|
||||
pkt.stream_index = st->index;
|
||||
pkt.data = video_outbuf;
|
||||
pkt.size = out_size;
|
||||
|
||||
/* Write the compressed frame to the media file. */
|
||||
/* write the compressed frame in the media file */
|
||||
ret = av_interleaved_write_frame(oc, &pkt);
|
||||
} else {
|
||||
ret = 0;
|
||||
@@ -433,7 +432,7 @@ int main(int argc, char **argv)
|
||||
double audio_pts, video_pts;
|
||||
int i;
|
||||
|
||||
/* Initialize libavcodec, and register all codecs and formats. */
|
||||
/* initialize libavcodec, and register all codecs and formats */
|
||||
av_register_all();
|
||||
|
||||
if (argc != 2) {
|
||||
@@ -442,7 +441,7 @@ int main(int argc, char **argv)
|
||||
"The output format is automatically guessed according to the file extension.\n"
|
||||
"Raw images can also be output by using '%%d' in the filename\n"
|
||||
"\n", argv[0]);
|
||||
return 1;
|
||||
exit(1);
|
||||
}
|
||||
|
||||
filename = argv[1];
|
||||
@@ -454,12 +453,12 @@ int main(int argc, char **argv)
|
||||
avformat_alloc_output_context2(&oc, NULL, "mpeg", filename);
|
||||
}
|
||||
if (!oc) {
|
||||
return 1;
|
||||
exit(1);
|
||||
}
|
||||
fmt = oc->oformat;
|
||||
fmt= oc->oformat;
|
||||
|
||||
/* Add the audio and video streams using the default format codecs
|
||||
* and initialize the codecs. */
|
||||
/* add the audio and video streams using the default format codecs
|
||||
and initialize the codecs */
|
||||
video_st = NULL;
|
||||
audio_st = NULL;
|
||||
if (fmt->video_codec != CODEC_ID_NONE) {
|
||||
@@ -469,37 +468,35 @@ int main(int argc, char **argv)
|
||||
audio_st = add_audio_stream(oc, fmt->audio_codec);
|
||||
}
|
||||
|
||||
/* Now that all the parameters are set, we can open the audio and
|
||||
* video codecs and allocate the necessary encode buffers. */
|
||||
av_dump_format(oc, 0, filename, 1);
|
||||
|
||||
/* now that all the parameters are set, we can open the audio and
|
||||
video codecs and allocate the necessary encode buffers */
|
||||
if (video_st)
|
||||
open_video(oc, video_st);
|
||||
if (audio_st)
|
||||
open_audio(oc, audio_st);
|
||||
|
||||
av_dump_format(oc, 0, filename, 1);
|
||||
|
||||
/* open the output file, if needed */
|
||||
if (!(fmt->flags & AVFMT_NOFILE)) {
|
||||
if (avio_open(&oc->pb, filename, AVIO_FLAG_WRITE) < 0) {
|
||||
if (avio_open(&oc->pb, filename, AVIO_WRONLY) < 0) {
|
||||
fprintf(stderr, "Could not open '%s'\n", filename);
|
||||
return 1;
|
||||
exit(1);
|
||||
}
|
||||
}
|
||||
|
||||
/* Write the stream header, if any. */
|
||||
avformat_write_header(oc, NULL);
|
||||
/* write the stream header, if any */
|
||||
av_write_header(oc);
|
||||
|
||||
picture->pts = 0;
|
||||
for (;;) {
|
||||
/* Compute current audio and video time. */
|
||||
for(;;) {
|
||||
/* compute current audio and video time */
|
||||
if (audio_st)
|
||||
audio_pts = (double)audio_st->pts.val * audio_st->time_base.num / audio_st->time_base.den;
|
||||
else
|
||||
audio_pts = 0.0;
|
||||
|
||||
if (video_st)
|
||||
video_pts = (double)video_st->pts.val * video_st->time_base.num /
|
||||
video_st->time_base.den;
|
||||
video_pts = (double)video_st->pts.val * video_st->time_base.num / video_st->time_base.den;
|
||||
else
|
||||
video_pts = 0.0;
|
||||
|
||||
@@ -512,31 +509,31 @@ int main(int argc, char **argv)
|
||||
write_audio_frame(oc, audio_st);
|
||||
} else {
|
||||
write_video_frame(oc, video_st);
|
||||
picture->pts++;
|
||||
}
|
||||
}
|
||||
|
||||
/* Write the trailer, if any. The trailer must be written before you
|
||||
* close the CodecContexts open when you wrote the header; otherwise
|
||||
* av_write_trailer() may try to use memory that was freed on
|
||||
* av_codec_close(). */
|
||||
/* write the trailer, if any. the trailer must be written
|
||||
* before you close the CodecContexts open when you wrote the
|
||||
* header; otherwise write_trailer may try to use memory that
|
||||
* was freed on av_codec_close() */
|
||||
av_write_trailer(oc);
|
||||
|
||||
/* Close each codec. */
|
||||
/* close each codec */
|
||||
if (video_st)
|
||||
close_video(oc, video_st);
|
||||
if (audio_st)
|
||||
close_audio(oc, audio_st);
|
||||
|
||||
/* Free the streams. */
|
||||
for (i = 0; i < oc->nb_streams; i++) {
|
||||
/* free the streams */
|
||||
for(i = 0; i < oc->nb_streams; i++) {
|
||||
av_freep(&oc->streams[i]->codec);
|
||||
av_freep(&oc->streams[i]);
|
||||
}
|
||||
|
||||
if (!(fmt->flags & AVFMT_NOFILE))
|
||||
/* Close the output file. */
|
||||
if (!(fmt->flags & AVFMT_NOFILE)) {
|
||||
/* close the output file */
|
||||
avio_close(oc->pb);
|
||||
}
|
||||
|
||||
/* free the stream */
|
||||
av_free(oc);
|
200
doc/faq.texi
200
doc/faq.texi
@@ -11,6 +11,22 @@
|
||||
|
||||
@chapter General Questions
|
||||
|
||||
@section When will the next FFmpeg version be released? / Why are FFmpeg releases so few and far between?
|
||||
|
||||
Like most open source projects FFmpeg suffers from a certain lack of
|
||||
manpower. For this reason the developers have to prioritize the work
|
||||
they do and putting out releases is not at the top of the list, fixing
|
||||
bugs and reviewing patches takes precedence. Please don't complain or
|
||||
request more timely and/or frequent releases unless you are willing to
|
||||
help out creating them.
|
||||
|
||||
@section I have a problem with an old version of FFmpeg; where should I report it?
|
||||
Nowhere. We do not support old FFmpeg versions in any way, we simply lack
|
||||
the time, motivation and manpower to do so. If you have a problem with an
|
||||
old version of FFmpeg, upgrade to the latest git snapshot. If you
|
||||
still experience the problem, then you can report it according to the
|
||||
guidelines in @url{http://ffmpeg.org/bugreports.html}.
|
||||
|
||||
@section Why doesn't FFmpeg support feature [xyz]?
|
||||
|
||||
Because no one has taken on that task yet. FFmpeg development is
|
||||
@@ -24,6 +40,30 @@ No. Windows DLLs are not portable, bloated and often slow.
|
||||
Moreover FFmpeg strives to support all codecs natively.
|
||||
A DLL loader is not conducive to that goal.
|
||||
|
||||
@section My bug report/mail to ffmpeg-devel/user has not received any replies.
|
||||
|
||||
Likely reasons
|
||||
@itemize
|
||||
@item We are busy and haven't had time yet to read your report or
|
||||
investigate the issue.
|
||||
@item You didn't follow @url{http://ffmpeg.org/bugreports.html}.
|
||||
@item You didn't use git HEAD.
|
||||
@item You reported a segmentation fault without gdb output.
|
||||
@item You describe a problem but not how to reproduce it.
|
||||
@item It's unclear if you use ffmpeg as command line tool or use
|
||||
libav* from another application.
|
||||
@item You speak about a video having problems on playback but
|
||||
not what you use to play it.
|
||||
@item We have no faint clue what you are talking about besides
|
||||
that it is related to FFmpeg.
|
||||
@end itemize
|
||||
|
||||
@section Is there a forum for FFmpeg? I do not like mailing lists.
|
||||
|
||||
You may view our mailing lists with a more forum-alike look here:
|
||||
@url{http://dir.gmane.org/gmane.comp.video.ffmpeg.user},
|
||||
but, if you post, please remember that our mailing list rules still apply there.
|
||||
|
||||
@section I cannot read this file although this format seems to be supported by ffmpeg.
|
||||
|
||||
Even if ffmpeg can read the container format, it may not support all its
|
||||
@@ -83,8 +123,7 @@ problem and an NP-hard problem...
|
||||
|
||||
@section ffmpeg does not work; what is wrong?
|
||||
|
||||
Try a @code{make distclean} in the ffmpeg source directory before the build.
|
||||
If this does not help see
|
||||
Try a @code{make distclean} in the ffmpeg source directory before the build. If this does not help see
|
||||
(@url{http://ffmpeg.org/bugreports.html}).
|
||||
|
||||
@section How do I encode single pictures into movies?
|
||||
@@ -135,15 +174,15 @@ The @file{movie.mpg} used as input will be converted to
|
||||
|
||||
Instead of relying on file format self-recognition, you may also use
|
||||
@table @option
|
||||
@item -c:v ppm
|
||||
@item -c:v png
|
||||
@item -c:v mjpeg
|
||||
@item -vcodec ppm
|
||||
@item -vcodec png
|
||||
@item -vcodec mjpeg
|
||||
@end table
|
||||
to force the encoding.
|
||||
|
||||
Applying that to the previous example:
|
||||
@example
|
||||
ffmpeg -i movie.mpg -f image2 -c:v mjpeg menu%d.jpg
|
||||
ffmpeg -i movie.mpg -f image2 -vcodec mjpeg menu%d.jpg
|
||||
@end example
|
||||
|
||||
Beware that there is no "jpeg" codec. Use "mjpeg" instead.
|
||||
@@ -162,21 +201,59 @@ Use @file{-} as file name.
|
||||
|
||||
Try '-f image2 test%d.jpg'.
|
||||
|
||||
@section Why can I not change the frame rate?
|
||||
@section Why can I not change the framerate?
|
||||
|
||||
Some codecs, like MPEG-1/2, only allow a small number of fixed frame rates.
|
||||
Choose a different codec with the -c:v command line option.
|
||||
Some codecs, like MPEG-1/2, only allow a small number of fixed framerates.
|
||||
Choose a different codec with the -vcodec command line option.
|
||||
|
||||
@section How do I encode Xvid or DivX video with ffmpeg?
|
||||
|
||||
Both Xvid and DivX (version 4+) are implementations of the ISO MPEG-4
|
||||
standard (note that there are many other coding formats that use this
|
||||
same standard). Thus, use '-c:v mpeg4' to encode in these formats. The
|
||||
same standard). Thus, use '-vcodec mpeg4' to encode in these formats. The
|
||||
default fourcc stored in an MPEG-4-coded file will be 'FMP4'. If you want
|
||||
a different fourcc, use the '-vtag' option. E.g., '-vtag xvid' will
|
||||
force the fourcc 'xvid' to be stored as the video fourcc rather than the
|
||||
default.
|
||||
|
||||
@section How do I encode videos which play on the iPod?
|
||||
|
||||
@table @option
|
||||
@item needed stuff
|
||||
-acodec libfaac -vcodec mpeg4 width<=320 height<=240
|
||||
@item working stuff
|
||||
mv4, title
|
||||
@item non-working stuff
|
||||
B-frames
|
||||
@item example command line
|
||||
ffmpeg -i input -acodec libfaac -ab 128k -vcodec mpeg4 -b 1200k -mbd 2 -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -s 320x180 -metadata title=X output.mp4
|
||||
@end table
|
||||
|
||||
@section How do I encode videos which play on the PSP?
|
||||
|
||||
@table @option
|
||||
@item needed stuff
|
||||
-acodec libfaac -vcodec mpeg4 width*height<=76800 width%16=0 height%16=0 -ar 24000 -r 30000/1001 or 15000/1001 -f psp
|
||||
@item working stuff
|
||||
mv4, title
|
||||
@item non-working stuff
|
||||
B-frames
|
||||
@item example command line
|
||||
ffmpeg -i input -acodec libfaac -ab 128k -vcodec mpeg4 -b 1200k -ar 24000 -mbd 2 -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -metadata title=X -f psp output.mp4
|
||||
@item needed stuff for H.264
|
||||
-acodec libfaac -vcodec libx264 width*height<=76800 width%16=0? height%16=0? -ar 48000 -coder 1 -r 30000/1001 or 15000/1001 -f psp
|
||||
@item working stuff for H.264
|
||||
title, loop filter
|
||||
@item non-working stuff for H.264
|
||||
CAVLC
|
||||
@item example command line
|
||||
ffmpeg -i input -acodec libfaac -ab 128k -vcodec libx264 -b 1200k -ar 48000 -mbd 2 -coder 1 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -metadata title=X -f psp -flags loop -trellis 2 -partitions parti4x4+parti8x8+partp4x4+partp8x8+partb8x8 output.mp4
|
||||
@item higher resolution for newer PSP firmwares, width<=480, height<=272
|
||||
-vcodec libx264 -level 21 -coder 1 -f psp
|
||||
@item example command line
|
||||
ffmpeg -i input -acodec libfaac -ab 128k -ac 2 -ar 48000 -vcodec libx264 -level 21 -b 640k -coder 1 -f psp -flags +loop -trellis 2 -partitions +parti4x4+parti8x8+partp4x4+partp8x8+partb8x8 -g 250 -s 480x272 output.mp4
|
||||
@end table
|
||||
|
||||
@section Which are good parameters for encoding high quality MPEG-4?
|
||||
|
||||
'-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -g 300 -pass 1/2',
|
||||
@@ -208,8 +285,7 @@ Just create an "input.avs" text file with this single line ...
|
||||
ffmpeg -i input.avs
|
||||
@end example
|
||||
|
||||
For ANY other help on Avisynth, please visit the
|
||||
@uref{http://www.avisynth.org/, Avisynth homepage}.
|
||||
For ANY other help on Avisynth, please visit @url{http://www.avisynth.org/}.
|
||||
|
||||
@section How can I join video files?
|
||||
|
||||
@@ -222,13 +298,13 @@ equally humble @code{copy} under Windows), and finally transcoding back to your
|
||||
format of choice.
|
||||
|
||||
@example
|
||||
ffmpeg -i input1.avi -same_quant intermediate1.mpg
|
||||
ffmpeg -i input2.avi -same_quant intermediate2.mpg
|
||||
ffmpeg -i input1.avi -sameq intermediate1.mpg
|
||||
ffmpeg -i input2.avi -sameq intermediate2.mpg
|
||||
cat intermediate1.mpg intermediate2.mpg > intermediate_all.mpg
|
||||
ffmpeg -i intermediate_all.mpg -same_quant output.avi
|
||||
ffmpeg -i intermediate_all.mpg -sameq output.avi
|
||||
@end example
|
||||
|
||||
Notice that you should either use @code{-same_quant} or set a reasonably high
|
||||
Notice that you should either use @code{-sameq} or set a reasonably high
|
||||
bitrate for your intermediate and output files, if you want to preserve
|
||||
video quality.
|
||||
|
||||
@@ -238,10 +314,10 @@ of named pipes, should your platform support it:
|
||||
@example
|
||||
mkfifo intermediate1.mpg
|
||||
mkfifo intermediate2.mpg
|
||||
ffmpeg -i input1.avi -same_quant -y intermediate1.mpg < /dev/null &
|
||||
ffmpeg -i input2.avi -same_quant -y intermediate2.mpg < /dev/null &
|
||||
ffmpeg -i input1.avi -sameq -y intermediate1.mpg < /dev/null &
|
||||
ffmpeg -i input2.avi -sameq -y intermediate2.mpg < /dev/null &
|
||||
cat intermediate1.mpg intermediate2.mpg |\
|
||||
ffmpeg -f mpeg -i - -same_quant -c:v mpeg4 -acodec libmp3lame output.avi
|
||||
ffmpeg -f mpeg -i - -sameq -vcodec mpeg4 -acodec libmp3lame output.avi
|
||||
@end example
|
||||
|
||||
Similarly, the yuv4mpegpipe format, and the raw video, raw audio codecs also
|
||||
@@ -268,47 +344,27 @@ cat temp1.a temp2.a > all.a &
|
||||
cat temp1.v temp2.v > all.v &
|
||||
ffmpeg -f u16le -acodec pcm_s16le -ac 2 -ar 44100 -i all.a \
|
||||
-f yuv4mpegpipe -i all.v \
|
||||
-same_quant -y output.flv
|
||||
-sameq -y output.flv
|
||||
rm temp[12].[av] all.[av]
|
||||
@end example
|
||||
|
||||
@section -profile option fails when encoding H.264 video with AAC audio
|
||||
@section The ffmpeg program does not respect the -maxrate setting, some frames are bigger than maxrate/fps.
|
||||
|
||||
@command{ffmpeg} prints an error like
|
||||
Read the MPEG spec about video buffer verifier.
|
||||
|
||||
@example
|
||||
Undefined constant or missing '(' in 'baseline'
|
||||
Unable to parse option value "baseline"
|
||||
Error setting option profile to value baseline.
|
||||
@end example
|
||||
@section I want CBR, but no matter what I do frame sizes differ.
|
||||
|
||||
Short answer: write @option{-profile:v} instead of @option{-profile}.
|
||||
You do not understand what CBR is, please read the MPEG spec.
|
||||
Read about video buffer verifier and constant bitrate.
|
||||
The one sentence summary is that there is a buffer and the input rate is
|
||||
constant, the output can vary as needed.
|
||||
|
||||
Long answer: this happens because the @option{-profile} option can apply to both
|
||||
video and audio. Specifically the AAC encoder also defines some profiles, none
|
||||
of which are named @var{baseline}.
|
||||
@section How do I check if a stream is CBR?
|
||||
|
||||
The solution is to apply the @option{-profile} option to the video stream only
|
||||
by using @url{http://ffmpeg.org/ffmpeg.html#Stream-specifiers-1, Stream specifiers}.
|
||||
Appending @code{:v} to it will do exactly that.
|
||||
To quote the MPEG-2 spec:
|
||||
"There is no way to tell that a bitstream is constant bitrate without
|
||||
examining all of the vbv_delay values and making complicated computations."
|
||||
|
||||
@section Using @option{-f lavfi}, audio becomes mono for no apparent reason.
|
||||
|
||||
Use @option{-dumpgraph -} to find out exactly where the channel layout is
|
||||
lost.
|
||||
|
||||
Most likely, it is through @code{auto-inserted aconvert}. Try to understand
|
||||
why the converting filter was needed at that place.
|
||||
|
||||
Just before the output is a likely place, as @option{-f lavfi} currently
|
||||
only support packed S16.
|
||||
|
||||
Then insert the correct @code{aconvert} explicitly in the filter graph,
|
||||
specifying the exact format.
|
||||
|
||||
@example
|
||||
aconvert=s16:stereo:packed
|
||||
@end example
|
||||
|
||||
@chapter Development
|
||||
|
||||
@@ -356,12 +412,12 @@ the FFmpeg Windows Help Forum at
|
||||
|
||||
No. These tools are too bloated and they complicate the build.
|
||||
|
||||
@section Why not rewrite FFmpeg in object-oriented C++?
|
||||
@section Why not rewrite ffmpeg in object-oriented C++?
|
||||
|
||||
FFmpeg is already organized in a highly modular manner and does not need to
|
||||
be rewritten in a formal object language. Further, many of the developers
|
||||
favor straight C; it works for them. For more arguments on this matter,
|
||||
read @uref{http://www.tux.org/lkml/#s15, "Programming Religion"}.
|
||||
read "Programming Religion" at (@url{http://www.tux.org/lkml/#s15}).
|
||||
|
||||
@section Why are the ffmpeg programs devoid of debugging symbols?
|
||||
|
||||
@@ -372,10 +428,18 @@ you need the debug information, use the *_g versions.
|
||||
@section I do not like the LGPL, can I contribute code under the GPL instead?
|
||||
|
||||
Yes, as long as the code is optional and can easily and cleanly be placed
|
||||
under #if CONFIG_GPL without breaking anything. So, for example, a new codec
|
||||
under #if CONFIG_GPL without breaking anything. So for example a new codec
|
||||
or filter would be OK under GPL while a bug fix to LGPL code would not.
|
||||
|
||||
@section I'm using FFmpeg from within my C++ application but the linker complains about missing symbols which seem to be available.
|
||||
@section I want to compile xyz.c alone but my compiler produced many errors.
|
||||
|
||||
Common code is in its own files in libav* and is used by the individual
|
||||
codecs. They will not work without the common parts, you have to compile
|
||||
the whole libav*. If you wish, disable some parts with configure switches.
|
||||
You can also try to hack it and remove more, but if you had problems fixing
|
||||
the compilation failure then you are probably not qualified for this.
|
||||
|
||||
@section I'm using libavcodec from within my C++ application but the linker complains about missing symbols which seem to be available.
|
||||
|
||||
FFmpeg is a pure C project, so to use the libraries within your C++ application
|
||||
you need to explicitly state that you are using a C library. You can do this by
|
||||
@@ -385,7 +449,7 @@ See @url{http://www.parashift.com/c++-faq-lite/mixing-c-and-cpp.html#faq-32.3}
|
||||
|
||||
@section I'm using libavutil from within my C++ application but the compiler complains about 'UINT64_C' was not declared in this scope
|
||||
|
||||
FFmpeg is a pure C project using C99 math features, in order to enable C++
|
||||
Libav is a pure C project using C99 math features, in order to enable C++
|
||||
to use them you have to append -D__STDC_CONSTANT_MACROS to your CXXFLAGS
|
||||
|
||||
@section I have a file in memory / a API different from *open/*read/ libc how do I use it with libavformat?
|
||||
@@ -393,6 +457,14 @@ to use them you have to append -D__STDC_CONSTANT_MACROS to your CXXFLAGS
|
||||
You have to implement a URLProtocol, see @file{libavformat/file.c} in
|
||||
FFmpeg and @file{libmpdemux/demux_lavf.c} in MPlayer sources.
|
||||
|
||||
@section I get "No compatible shell script interpreter found." in MSys.
|
||||
|
||||
The standard MSys bash (2.04) is broken. You need to install 2.05 or later.
|
||||
|
||||
@section I get "./configure: line <xxx>: pr: command not found" in MSys.
|
||||
|
||||
The standard MSys install doesn't come with pr. You need to get it from the coreutils package.
|
||||
|
||||
@section Where can I find libav* headers for Pascal/Delphi?
|
||||
|
||||
see @url{http://www.iversenit.dk/dev/ffmpeg-headers/}
|
||||
@@ -407,24 +479,12 @@ Even if peculiar since it is network oriented, RTP is a container like any
|
||||
other. You have to @emph{demux} RTP before feeding the payload to libavcodec.
|
||||
In this specific case please look at RFC 4629 to see how it should be done.
|
||||
|
||||
@section AVStream.r_frame_rate is wrong, it is much larger than the frame rate.
|
||||
@section AVStream.r_frame_rate is wrong, it is much larger than the framerate.
|
||||
|
||||
r_frame_rate is NOT the average frame rate, it is the smallest frame rate
|
||||
r_frame_rate is NOT the average framerate, it is the smallest framerate
|
||||
that can accurately represent all timestamps. So no, it is not
|
||||
wrong if it is larger than the average!
|
||||
For example, if you have mixed 25 and 30 fps content, then r_frame_rate
|
||||
will be 150.
|
||||
|
||||
@section Why is @code{make fate} not running all tests?
|
||||
|
||||
Make sure you have the fate-suite samples and the @code{SAMPLES} Make variable
|
||||
or @code{FATE_SAMPLES} environment variable or the @code{--samples}
|
||||
@command{configure} option is set to the right path.
|
||||
|
||||
@section Why is @code{make fate} not finding the samples?
|
||||
|
||||
Do you happen to have a @code{~} character in the samples path to indicate a
|
||||
home directory? The value is used in ways where the shell cannot expand it,
|
||||
causing FATE to not find files. Just replace @code{~} by the full path.
|
||||
|
||||
@bye
|
||||
|
176
doc/fate.texi
176
doc/fate.texi
@@ -1,176 +0,0 @@
|
||||
\input texinfo @c -*- texinfo -*-
|
||||
|
||||
@settitle FATE Automated Testing Environment
|
||||
@titlepage
|
||||
@center @titlefont{FATE Automated Testing Environment}
|
||||
@end titlepage
|
||||
|
||||
@node Top
|
||||
@top
|
||||
|
||||
@contents
|
||||
|
||||
@chapter Introduction
|
||||
|
||||
FATE is an extended regression suite on the client-side and a means
|
||||
for results aggregation and presentation on the server-side.
|
||||
|
||||
The first part of this document explains how you can use FATE from
|
||||
your FFmpeg source directory to test your ffmpeg binary. The second
|
||||
part describes how you can run FATE to submit the results to FFmpeg's
|
||||
FATE server.
|
||||
|
||||
In any way you can have a look at the publicly viewable FATE results
|
||||
by visiting this website:
|
||||
|
||||
@url{http://fate.ffmpeg.org/}
|
||||
|
||||
This is especially recommended for all people contributing source
|
||||
code to FFmpeg, as it can be seen if some test on some platform broke
|
||||
with there recent contribution. This usually happens on the platforms
|
||||
the developers could not test on.
|
||||
|
||||
The second part of this document describes how you can run FATE to
|
||||
submit your results to FFmpeg's FATE server. If you want to submit your
|
||||
results be sure to check that your combination of CPU, OS and compiler
|
||||
is not already listed on the above mentioned website.
|
||||
|
||||
In the third part you can find a comprehensive listing of FATE makefile
|
||||
targets and variables.
|
||||
|
||||
|
||||
@chapter Using FATE from your FFmpeg source directory
|
||||
|
||||
If you want to run FATE on your machine you need to have the samples
|
||||
in place. You can get the samples via the build target fate-rsync.
|
||||
Use this command from the top-level source directory:
|
||||
|
||||
@example
|
||||
make fate-rsync SAMPLES=fate-suite/
|
||||
make fate SAMPLES=fate-suite/
|
||||
@end example
|
||||
|
||||
The above commands set the samples location by passing a makefile
|
||||
variable via command line. It is also possible to set the samples
|
||||
location at source configuration time by invoking configure with
|
||||
`--samples=<path to the samples directory>'. Afterwards you can
|
||||
invoke the makefile targets without setting the SAMPLES makefile
|
||||
variable. This is illustrated by the following commands:
|
||||
|
||||
@example
|
||||
./configure --samples=fate-suite/
|
||||
make fate-rsync
|
||||
make fate
|
||||
@end example
|
||||
|
||||
Yet another way to tell FATE about the location of the sample
|
||||
directory is by making sure the environment variable FATE_SAMPLES
|
||||
contains the path to your samples directory. This can be achieved
|
||||
by e.g. putting that variable in your shell profile or by setting
|
||||
it in your interactive session.
|
||||
|
||||
@example
|
||||
FATE_SAMPLES=fate-suite/ make fate
|
||||
@end example
|
||||
|
||||
@float NOTE
|
||||
Do not put a '~' character in the samples path to indicate a home
|
||||
directory. Because of shell nuances, this will cause FATE to fail.
|
||||
@end float
|
||||
|
||||
|
||||
@chapter Submitting the results to the FFmpeg result aggregation server
|
||||
|
||||
To submit your results to the server you should run fate through the
|
||||
shell script tests/fate.sh from the FFmpeg sources. This script needs
|
||||
to be invoked with a configuration file as its first argument.
|
||||
|
||||
@example
|
||||
tests/fate.sh /path/to/fate_config
|
||||
@end example
|
||||
|
||||
A configuration file template with comments describing the individual
|
||||
configuration variables can be found at @file{tests/fate_config.sh.template}.
|
||||
|
||||
@ifhtml
|
||||
The mentioned configuration template is also available here:
|
||||
@verbatiminclude ../tests/fate_config.sh.template
|
||||
@end ifhtml
|
||||
|
||||
Create a configuration that suits your needs, based on the configuration
|
||||
template. The `slot' configuration variable can be any string that is not
|
||||
yet used, but it is suggested that you name it adhering to the following
|
||||
pattern <arch>-<os>-<compiler>-<compiler version>. The configuration file
|
||||
itself will be sourced in a shell script, therefore all shell features may
|
||||
be used. This enables you to setup the environment as you need it for your
|
||||
build.
|
||||
|
||||
For your first test runs the `fate_recv' variable should be empty or
|
||||
commented out. This will run everything as normal except that it will omit
|
||||
the submission of the results to the server. The following files should be
|
||||
present in $workdir as specified in the configuration file:
|
||||
|
||||
@itemize
|
||||
@item configure.log
|
||||
@item compile.log
|
||||
@item test.log
|
||||
@item report
|
||||
@item version
|
||||
@end itemize
|
||||
|
||||
When you have everything working properly you can create an SSH key and
|
||||
send its public part to the FATE server administrator.
|
||||
|
||||
Configure your SSH client to use public key authentication with that key
|
||||
when connecting to the FATE server. Also do not forget to check the identity
|
||||
of the server and to accept its host key. This can usually be achieved by
|
||||
running your SSH client manually and killing it after you accepted the key.
|
||||
The FATE server's fingerprint is:
|
||||
|
||||
b1:31:c8:79:3f:04:1d:f8:f2:23:26:5a:fd:55:fa:92
|
||||
|
||||
The only thing left is to automate the execution of the fate.sh script and
|
||||
the synchronisation of the samples directory.
|
||||
|
||||
|
||||
@chapter FATE makefile targets and variables
|
||||
|
||||
@section Makefile targets
|
||||
|
||||
@table @option
|
||||
@item fate-rsync
|
||||
Download/synchronize sample files to the configured samples directory.
|
||||
|
||||
@item fate-list
|
||||
Will list all fate/regression test targets.
|
||||
|
||||
@item fate
|
||||
Run the FATE test suite (requires the fate-suite dataset).
|
||||
@end table
|
||||
|
||||
@section Makefile variables
|
||||
|
||||
@table @option
|
||||
@item V
|
||||
Verbosity level, can be set to 0, 1 or 2.
|
||||
@itemize
|
||||
@item 0: show just the test arguments
|
||||
@item 1: show just the command used in the test
|
||||
@item 2: show everything
|
||||
@end itemize
|
||||
|
||||
@item SAMPLES
|
||||
Specify or override the path to the FATE samples at make time, it has a
|
||||
meaning only while running the regression tests.
|
||||
|
||||
@item THREADS
|
||||
Specify how many threads to use while running regression tests, it is
|
||||
quite useful to detect thread-related regressions.
|
||||
@item CPUFLAGS
|
||||
Specify CPU flags.
|
||||
@end table
|
||||
|
||||
Example:
|
||||
@example
|
||||
make V=1 SAMPLES=/var/fate/samples THREADS=2 CPUFLAGS=mmx fate
|
||||
@end example
|
45
doc/fate.txt
Normal file
45
doc/fate.txt
Normal file
@@ -0,0 +1,45 @@
|
||||
FATE Automated Testing Environment
|
||||
|
||||
FATE provides a regression testsuite that can be run locally or configured
|
||||
to send reports to fate.ffmpeg.org.
|
||||
In order to run, it needs a large amount of data (samples and references)
|
||||
that is provided separately from the actual source distribution.
|
||||
|
||||
Use the following command to get the fate test samples
|
||||
|
||||
# make fate-rsync SAMPLES=fate-suite/
|
||||
|
||||
To inform the build system about the testsuite location, pass
|
||||
`--samples=<path to the samples>` to configure or set the SAMPLES Make
|
||||
variable or the FATE_SAMPLES environment variable to a suitable value.
|
||||
|
||||
For information on how to set up FATE to send results to the official FFmpeg
|
||||
testing framework, please refer to the following wiki page:
|
||||
http://wiki.multimedia.cx/index.php?title=FATE
|
||||
|
||||
FATE Makefile targets:
|
||||
|
||||
fate-list
|
||||
Will list all fate/regression test targets.
|
||||
|
||||
fate
|
||||
Run the FATE test suite (requires the fate-suite dataset).
|
||||
|
||||
Fate Makefile variables:
|
||||
|
||||
V
|
||||
Verbosity level, can be set to 0, 1 or 2.
|
||||
* 0: show just the test arguments
|
||||
* 1: show just the command used in the test
|
||||
* 2: show everything
|
||||
|
||||
SAMPLES
|
||||
Specify or override the path to the FATE samples at make time, it has a
|
||||
meaning only while running the regression tests.
|
||||
|
||||
THREADS
|
||||
Specify how many threads to use while running regression tests, it is
|
||||
quite useful to detect thread-related regressions.
|
||||
|
||||
Example:
|
||||
make V=1 SAMPLES=/var/fate/samples THREADS=2 fate
|
4561
doc/ffmpeg-mt-authorship.txt
Normal file
4561
doc/ffmpeg-mt-authorship.txt
Normal file
File diff suppressed because it is too large
Load Diff
1039
doc/ffmpeg.texi
1039
doc/ffmpeg.texi
File diff suppressed because it is too large
Load Diff
@@ -1,47 +0,0 @@
|
||||
:
|
||||
ffmpeg.c : libav*
|
||||
======== : ======
|
||||
:
|
||||
:
|
||||
--------------------------------:---> AVStream...
|
||||
InputStream input_streams[] / :
|
||||
/ :
|
||||
InputFile input_files[] +==========================+ / ^ :
|
||||
------> 0 | : st ---:-----------:--/ : :
|
||||
^ +------+-----------+-----+ / +--------------------------+ : :
|
||||
: | :ist_index--:-----:---------/ 1 | : st : | : :
|
||||
: +------+-----------+-----+ +==========================+ : :
|
||||
nb_input_files : | :ist_index--:-----:------------------> 2 | : st : | : :
|
||||
: +------+-----------+-----+ +--------------------------+ : nb_input_streams :
|
||||
: | :ist_index : | 3 | ... | : :
|
||||
v +------+-----------+-----+ +--------------------------+ : :
|
||||
--> 4 | | : :
|
||||
| +--------------------------+ : :
|
||||
| 5 | | : :
|
||||
| +==========================+ v :
|
||||
| :
|
||||
| :
|
||||
| :
|
||||
| :
|
||||
--------- --------------------------------:---> AVStream...
|
||||
\ / :
|
||||
OutputStream output_streams[] / :
|
||||
\ / :
|
||||
+======\======================/======+ ^ :
|
||||
------> 0 | : source_index : st-:--- | : :
|
||||
OutputFile output_files[] / +------------------------------------+ : :
|
||||
/ 1 | : : : | : :
|
||||
^ +------+------------+-----+ / +------------------------------------+ : :
|
||||
: | : ost_index -:-----:------/ 2 | : : : | : :
|
||||
nb_output_files : +------+------------+-----+ +====================================+ : :
|
||||
: | : ost_index -:-----|-----------------> 3 | : : : | : :
|
||||
: +------+------------+-----+ +------------------------------------+ : nb_output_streams :
|
||||
: | : : | 4 | | : :
|
||||
: +------+------------+-----+ +------------------------------------+ : :
|
||||
: | : : | 5 | | : :
|
||||
v +------+------------+-----+ +------------------------------------+ : :
|
||||
6 | | : :
|
||||
+------------------------------------+ : :
|
||||
7 | | : :
|
||||
+====================================+ v :
|
||||
:
|
@@ -28,7 +28,7 @@ various FFmpeg APIs.
|
||||
@chapter Options
|
||||
@c man begin OPTIONS
|
||||
|
||||
@include avtools-common-opts.texi
|
||||
@include fftools-common-opts.texi
|
||||
|
||||
@section Main options
|
||||
|
||||
@@ -38,9 +38,8 @@ Force displayed width.
|
||||
@item -y @var{height}
|
||||
Force displayed height.
|
||||
@item -s @var{size}
|
||||
Set frame size (WxH or abbreviation), needed for videos which do
|
||||
not contain a header with the frame size like raw YUV. This option
|
||||
has been deprecated in favor of private options, try -video_size.
|
||||
Set frame size (WxH or abbreviation), needed for videos which don't
|
||||
contain a header with the frame size like raw YUV.
|
||||
@item -an
|
||||
Disable audio.
|
||||
@item -vn
|
||||
@@ -91,7 +90,6 @@ Read @var{input_file}.
|
||||
@table @option
|
||||
@item -pix_fmt @var{format}
|
||||
Set pixel format.
|
||||
This option has been deprecated in favor of private options, try -pixel_format.
|
||||
@item -stats
|
||||
Show the stream duration, the codec parameters, the current position in
|
||||
the stream and the audio/video synchronisation drift.
|
||||
@@ -134,8 +132,6 @@ Exit when video is done playing.
|
||||
Exit if any key is pressed.
|
||||
@item -exitonmousedown
|
||||
Exit if any mouse button is pressed.
|
||||
@item -codec:@var{stream_type}
|
||||
Force a specific decoder implementation
|
||||
@end table
|
||||
|
||||
@section While playing
|
||||
@@ -168,9 +164,6 @@ Seek backward/forward 10 seconds.
|
||||
@item down/up
|
||||
Seek backward/forward 1 minute.
|
||||
|
||||
@item page down/page up
|
||||
Seek backward/forward 10 minutes.
|
||||
|
||||
@item mouse click
|
||||
Seek to percentage in file corresponding to fraction of width.
|
||||
|
||||
@@ -178,7 +171,6 @@ Seek to percentage in file corresponding to fraction of width.
|
||||
|
||||
@c man end
|
||||
|
||||
@include syntax.texi
|
||||
@include eval.texi
|
||||
@include decoders.texi
|
||||
@include demuxers.texi
|
||||
|
257
doc/ffprobe.texi
257
doc/ffprobe.texi
@@ -42,18 +42,25 @@ for specifying which information to display, and for setting how
|
||||
ffprobe will show it.
|
||||
|
||||
ffprobe output is designed to be easily parsable by a textual filter,
|
||||
and consists of one or more sections of a form defined by the selected
|
||||
writer, which is specified by the @option{print_format} option.
|
||||
and consists of one or more sections of the form:
|
||||
@example
|
||||
[SECTION]
|
||||
key1=val1
|
||||
...
|
||||
keyN=valN
|
||||
[/SECTION]
|
||||
@end example
|
||||
|
||||
Metadata tags stored in the container or in the streams are recognized
|
||||
and printed in the corresponding "FORMAT" or "STREAM" section.
|
||||
and printed in the corresponding "FORMAT" or "STREAM" section, and
|
||||
are prefixed by the string "TAG:".
|
||||
|
||||
@c man end
|
||||
|
||||
@chapter Options
|
||||
@c man begin OPTIONS
|
||||
|
||||
@include avtools-common-opts.texi
|
||||
@include fftools-common-opts.texi
|
||||
|
||||
@section Main options
|
||||
|
||||
@@ -80,25 +87,6 @@ Use sexagesimal format HH:MM:SS.MICROSECONDS for time values.
|
||||
Prettify the format of the displayed values, it corresponds to the
|
||||
options "-unit -prefix -byte_binary_prefix -sexagesimal".
|
||||
|
||||
@item -print_format @var{writer_name}[=@var{writer_options}]
|
||||
Set the output printing format.
|
||||
|
||||
@var{writer_name} specifies the name of the writer, and
|
||||
@var{writer_options} specifies the options to be passed to the writer.
|
||||
|
||||
For example for printing the output in JSON format, specify:
|
||||
@example
|
||||
-print_format json
|
||||
@end example
|
||||
|
||||
For more details on the available output printing formats, see the
|
||||
Writers section below.
|
||||
|
||||
@item -show_error
|
||||
Show information about the error found when trying to probe the input.
|
||||
|
||||
The error information is printed within a section with name "ERROR".
|
||||
|
||||
@item -show_format
|
||||
Show information about the container format of the input multimedia
|
||||
stream.
|
||||
@@ -106,11 +94,6 @@ stream.
|
||||
All the container format information is printed within a section with
|
||||
name "FORMAT".
|
||||
|
||||
@item -show_format_entry @var{name}
|
||||
Like @option{-show_format}, but only prints the specified entry of the
|
||||
container format information, rather than all. This option may be given more
|
||||
than once, then all specified entries will be shown.
|
||||
|
||||
@item -show_packets
|
||||
Show information about each packet contained in the input multimedia
|
||||
stream.
|
||||
@@ -118,13 +101,6 @@ stream.
|
||||
The information for each single packet is printed within a dedicated
|
||||
section with name "PACKET".
|
||||
|
||||
@item -show_frames
|
||||
Show information about each frame contained in the input multimedia
|
||||
stream.
|
||||
|
||||
The information for each single frame is printed within a dedicated
|
||||
section with name "FRAME".
|
||||
|
||||
@item -show_streams
|
||||
Show information about each media stream contained in the input
|
||||
multimedia stream.
|
||||
@@ -132,223 +108,12 @@ multimedia stream.
|
||||
Each media stream information is printed within a dedicated section
|
||||
with name "STREAM".
|
||||
|
||||
@item -count_frames
|
||||
Count the number of frames per stream and report it in the
|
||||
corresponding stream section.
|
||||
|
||||
@item -count_packets
|
||||
Count the number of packets per stream and report it in the
|
||||
corresponding stream section.
|
||||
|
||||
@item -show_private_data, -private
|
||||
Show private data, that is data depending on the format of the
|
||||
particular shown element.
|
||||
This option is enabled by default, but you may need to disable it
|
||||
for specific uses, for example when creating XSD-compliant XML output.
|
||||
|
||||
@item -show_program_version
|
||||
Show information related to program version.
|
||||
|
||||
Version information is printed within a section with name
|
||||
"PROGRAM_VERSION".
|
||||
|
||||
@item -show_library_versions
|
||||
Show information related to library versions.
|
||||
|
||||
Version information for each library is printed within a section with
|
||||
name "LIBRARY_VERSION".
|
||||
|
||||
@item -show_versions
|
||||
Show information related to program and library versions. This is the
|
||||
equivalent of setting both @option{-show_program_version} and
|
||||
@option{-show_library_versions} options.
|
||||
|
||||
@item -i @var{input_file}
|
||||
Read @var{input_file}.
|
||||
|
||||
@end table
|
||||
@c man end
|
||||
|
||||
@chapter Writers
|
||||
@c man begin WRITERS
|
||||
|
||||
A writer defines the output format adopted by @command{ffprobe}, and will be
|
||||
used for printing all the parts of the output.
|
||||
|
||||
A writer may accept one or more arguments, which specify the options to
|
||||
adopt.
|
||||
|
||||
A description of the currently available writers follows.
|
||||
|
||||
@section default
|
||||
Default format.
|
||||
|
||||
Print each section in the form:
|
||||
@example
|
||||
[SECTION]
|
||||
key1=val1
|
||||
...
|
||||
keyN=valN
|
||||
[/SECTION]
|
||||
@end example
|
||||
|
||||
Metadata tags are printed as a line in the corresponding FORMAT or
|
||||
STREAM section, and are prefixed by the string "TAG:".
|
||||
|
||||
This writer accepts options as a list of @var{key}=@var{value} pairs,
|
||||
separated by ":".
|
||||
|
||||
A description of the accepted options follows.
|
||||
|
||||
@table @option
|
||||
|
||||
@item nokey, nk
|
||||
If set to 1 specify not to print the key of each field. Default value
|
||||
is 0.
|
||||
|
||||
@item noprint_wrappers, nw
|
||||
If set to 1 specify not to print the section header and footer.
|
||||
Default value is 0.
|
||||
@end table
|
||||
|
||||
@section compact
|
||||
Compact format.
|
||||
|
||||
Each section is printed on a single line.
|
||||
If no option is specifid, the output has the form:
|
||||
@example
|
||||
section|key1=val1| ... |keyN=valN
|
||||
@end example
|
||||
|
||||
Metadata tags are printed in the corresponding "format" or "stream"
|
||||
section. A metadata tag key, if printed, is prefixed by the string
|
||||
"tag:".
|
||||
|
||||
This writer accepts options as a list of @var{key}=@var{value} pairs,
|
||||
separated by ":".
|
||||
|
||||
The description of the accepted options follows.
|
||||
|
||||
@table @option
|
||||
|
||||
@item item_sep, s
|
||||
Specify the character to use for separating fields in the output line.
|
||||
It must be a single printable character, it is "|" by default.
|
||||
|
||||
@item nokey, nk
|
||||
If set to 1 specify not to print the key of each field. Its default
|
||||
value is 0.
|
||||
|
||||
@item escape, e
|
||||
Set the escape mode to use, default to "c".
|
||||
|
||||
It can assume one of the following values:
|
||||
@table @option
|
||||
@item c
|
||||
Perform C-like escaping. Strings containing a newline ('\n') or
|
||||
carriage return ('\r'), the escaping character ('\') or the item
|
||||
separator character @var{SEP} are escaped using C-like fashioned
|
||||
escaping, so that a newline is converted to the sequence "\n", a
|
||||
carriage return to "\r", '\' to "\\" and the separator @var{SEP} is
|
||||
converted to "\@var{SEP}".
|
||||
|
||||
@item csv
|
||||
Perform CSV-like escaping, as described in RFC4180. Strings
|
||||
containing a newline ('\n'), a carriage return ('\r'), a double quote
|
||||
('"'), or @var{SEP} are enclosed in double-quotes.
|
||||
|
||||
@item none
|
||||
Perform no escaping.
|
||||
@end table
|
||||
|
||||
@end table
|
||||
|
||||
@section csv
|
||||
CSV format.
|
||||
|
||||
This writer is equivalent to
|
||||
@code{compact=item_sep=,:nokey=1:escape=csv}.
|
||||
|
||||
@section json
|
||||
JSON based format.
|
||||
|
||||
Each section is printed using JSON notation.
|
||||
|
||||
This writer accepts options as a list of @var{key}=@var{value} pairs,
|
||||
separated by ":".
|
||||
|
||||
The description of the accepted options follows.
|
||||
|
||||
@table @option
|
||||
|
||||
@item compact, c
|
||||
If set to 1 enable compact output, that is each section will be
|
||||
printed on a single line. Default value is 0.
|
||||
@end table
|
||||
|
||||
For more information about JSON, see @url{http://www.json.org/}.
|
||||
|
||||
@section xml
|
||||
XML based format.
|
||||
|
||||
The XML output is described in the XML schema description file
|
||||
@file{ffprobe.xsd} installed in the FFmpeg datadir.
|
||||
|
||||
An updated version of the schema can be retrieved at the url
|
||||
@url{http://www.ffmpeg.org/schema/ffprobe.xsd}, which redirects to the
|
||||
latest schema committed into the FFmpeg development source code tree.
|
||||
|
||||
Note that the output issued will be compliant to the
|
||||
@file{ffprobe.xsd} schema only when no special global output options
|
||||
(@option{unit}, @option{prefix}, @option{byte_binary_prefix},
|
||||
@option{sexagesimal} etc.) are specified.
|
||||
|
||||
This writer accepts options as a list of @var{key}=@var{value} pairs,
|
||||
separated by ":".
|
||||
|
||||
The description of the accepted options follows.
|
||||
|
||||
@table @option
|
||||
|
||||
@item fully_qualified, q
|
||||
If set to 1 specify if the output should be fully qualified. Default
|
||||
value is 0.
|
||||
This is required for generating an XML file which can be validated
|
||||
through an XSD file.
|
||||
|
||||
@item xsd_compliant, x
|
||||
If set to 1 perform more checks for ensuring that the output is XSD
|
||||
compliant. Default value is 0.
|
||||
This option automatically sets @option{fully_qualified} to 1.
|
||||
@end table
|
||||
|
||||
For more information about the XML format, see
|
||||
@url{http://www.w3.org/XML/}.
|
||||
@c man end WRITERS
|
||||
|
||||
@chapter Timecode
|
||||
@c man begin TIMECODE
|
||||
|
||||
@command{ffprobe} supports Timecode extraction:
|
||||
|
||||
@itemize
|
||||
|
||||
@item
|
||||
MPEG1/2 timecode is extracted from the GOP, and is available in the video
|
||||
stream details (@option{-show_streams}, see @var{timecode}).
|
||||
|
||||
@item
|
||||
MOV timecode is extracted from tmcd track, so is available in the tmcd
|
||||
stream metadata (@option{-show_streams}, see @var{TAG:timecode}).
|
||||
|
||||
@item
|
||||
DV and GXF timecodes are available in format metadata
|
||||
(@option{-show_format}, see @var{TAG:timecode}).
|
||||
|
||||
@end itemize
|
||||
@c man end TIMECODE
|
||||
|
||||
@include syntax.texi
|
||||
@include decoders.texi
|
||||
@include demuxers.texi
|
||||
@include protocols.texi
|
||||
|
167
doc/ffprobe.xsd
167
doc/ffprobe.xsd
@@ -1,167 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
|
||||
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
|
||||
targetNamespace="http://www.ffmpeg.org/schema/ffprobe"
|
||||
xmlns:ffprobe="http://www.ffmpeg.org/schema/ffprobe">
|
||||
|
||||
<xsd:element name="ffprobe" type="ffprobe:ffprobeType"/>
|
||||
|
||||
<xsd:complexType name="ffprobeType">
|
||||
<xsd:sequence>
|
||||
<xsd:element name="packets" type="ffprobe:packetsType" minOccurs="0" maxOccurs="1" />
|
||||
<xsd:element name="frames" type="ffprobe:framesType" minOccurs="0" maxOccurs="1" />
|
||||
<xsd:element name="streams" type="ffprobe:streamsType" minOccurs="0" maxOccurs="1" />
|
||||
<xsd:element name="format" type="ffprobe:formatType" minOccurs="0" maxOccurs="1" />
|
||||
<xsd:element name="error" type="ffprobe:errorType" minOccurs="0" maxOccurs="1" />
|
||||
<xsd:element name="program_version" type="ffprobe:programVersionType" minOccurs="0" maxOccurs="1" />
|
||||
<xsd:element name="library_versions" type="ffprobe:libraryVersionsType" minOccurs="0" maxOccurs="1" />
|
||||
</xsd:sequence>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="packetsType">
|
||||
<xsd:sequence>
|
||||
<xsd:element name="packet" type="ffprobe:packetType" minOccurs="0" maxOccurs="unbounded"/>
|
||||
</xsd:sequence>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="framesType">
|
||||
<xsd:sequence>
|
||||
<xsd:element name="frame" type="ffprobe:frameType" minOccurs="0" maxOccurs="unbounded"/>
|
||||
</xsd:sequence>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="packetType">
|
||||
<xsd:attribute name="codec_type" type="xsd:string" use="required" />
|
||||
<xsd:attribute name="stream_index" type="xsd:int" use="required" />
|
||||
<xsd:attribute name="pts" type="xsd:long" />
|
||||
<xsd:attribute name="pts_time" type="xsd:float" />
|
||||
<xsd:attribute name="dts" type="xsd:long" />
|
||||
<xsd:attribute name="dts_time" type="xsd:float" />
|
||||
<xsd:attribute name="duration" type="xsd:long" />
|
||||
<xsd:attribute name="duration_time" type="xsd:float" />
|
||||
<xsd:attribute name="size" type="xsd:long" use="required" />
|
||||
<xsd:attribute name="pos" type="xsd:long" />
|
||||
<xsd:attribute name="flags" type="xsd:string" use="required" />
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="frameType">
|
||||
<xsd:attribute name="media_type" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="key_frame" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="pts" type="xsd:long" />
|
||||
<xsd:attribute name="pts_time" type="xsd:float"/>
|
||||
<xsd:attribute name="pkt_pts" type="xsd:long" />
|
||||
<xsd:attribute name="pkt_pts_time" type="xsd:float"/>
|
||||
<xsd:attribute name="pkt_dts" type="xsd:long" />
|
||||
<xsd:attribute name="pkt_dts_time" type="xsd:float"/>
|
||||
<xsd:attribute name="pkt_pos" type="xsd:long" />
|
||||
|
||||
<!-- audio attributes -->
|
||||
<xsd:attribute name="sample_fmt" type="xsd:string"/>
|
||||
<xsd:attribute name="nb_samples" type="xsd:long" />
|
||||
|
||||
<!-- video attributes -->
|
||||
<xsd:attribute name="width" type="xsd:long" />
|
||||
<xsd:attribute name="height" type="xsd:long" />
|
||||
<xsd:attribute name="pix_fmt" type="xsd:string"/>
|
||||
<xsd:attribute name="sample_aspect_ratio" type="xsd:string"/>
|
||||
<xsd:attribute name="pict_type" type="xsd:string"/>
|
||||
<xsd:attribute name="coded_picture_number" type="xsd:long" />
|
||||
<xsd:attribute name="display_picture_number" type="xsd:long" />
|
||||
<xsd:attribute name="interlaced_frame" type="xsd:int" />
|
||||
<xsd:attribute name="top_field_first" type="xsd:int" />
|
||||
<xsd:attribute name="repeat_pict" type="xsd:int" />
|
||||
<xsd:attribute name="reference" type="xsd:int" />
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="streamsType">
|
||||
<xsd:sequence>
|
||||
<xsd:element name="stream" type="ffprobe:streamType" minOccurs="0" maxOccurs="unbounded"/>
|
||||
</xsd:sequence>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="streamType">
|
||||
<xsd:attribute name="index" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="codec_name" type="xsd:string" />
|
||||
<xsd:attribute name="codec_long_name" type="xsd:string" />
|
||||
<xsd:attribute name="codec_type" type="xsd:string" />
|
||||
<xsd:attribute name="codec_time_base" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="codec_tag" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="codec_tag_string" type="xsd:string" use="required"/>
|
||||
|
||||
<!-- video attributes -->
|
||||
<xsd:attribute name="width" type="xsd:int"/>
|
||||
<xsd:attribute name="height" type="xsd:int"/>
|
||||
<xsd:attribute name="has_b_frames" type="xsd:int"/>
|
||||
<xsd:attribute name="sample_aspect_ratio" type="xsd:string"/>
|
||||
<xsd:attribute name="display_aspect_ratio" type="xsd:string"/>
|
||||
<xsd:attribute name="pix_fmt" type="xsd:string"/>
|
||||
<xsd:attribute name="level" type="xsd:int"/>
|
||||
<xsd:attribute name="timecode" type="xsd:string"/>
|
||||
|
||||
<!-- audio attributes -->
|
||||
<xsd:attribute name="sample_fmt" type="xsd:string"/>
|
||||
<xsd:attribute name="sample_rate" type="xsd:int"/>
|
||||
<xsd:attribute name="channels" type="xsd:int"/>
|
||||
<xsd:attribute name="bits_per_sample" type="xsd:int"/>
|
||||
|
||||
<xsd:attribute name="id" type="xsd:string"/>
|
||||
<xsd:attribute name="r_frame_rate" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="avg_frame_rate" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="time_base" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="start_time" type="xsd:float"/>
|
||||
<xsd:attribute name="duration" type="xsd:float"/>
|
||||
<xsd:attribute name="bit_rate" type="xsd:int"/>
|
||||
<xsd:attribute name="nb_frames" type="xsd:int"/>
|
||||
<xsd:attribute name="nb_read_frames" type="xsd:int"/>
|
||||
<xsd:attribute name="nb_read_packets" type="xsd:int"/>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="formatType">
|
||||
<xsd:sequence>
|
||||
<xsd:element name="tag" type="ffprobe:tagType" minOccurs="0" maxOccurs="unbounded"/>
|
||||
</xsd:sequence>
|
||||
|
||||
<xsd:attribute name="filename" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="nb_streams" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="format_name" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="format_long_name" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="start_time" type="xsd:float"/>
|
||||
<xsd:attribute name="duration" type="xsd:float"/>
|
||||
<xsd:attribute name="size" type="xsd:long"/>
|
||||
<xsd:attribute name="bit_rate" type="xsd:long"/>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="tagType">
|
||||
<xsd:attribute name="key" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="value" type="xsd:string" use="required"/>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="errorType">
|
||||
<xsd:attribute name="code" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="string" type="xsd:string" use="required"/>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="programVersionType">
|
||||
<xsd:attribute name="version" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="copyright" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="build_date" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="build_time" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="compiler_type" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="compiler_version" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="configuration" type="xsd:string" use="required"/>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="libraryVersionType">
|
||||
<xsd:attribute name="name" type="xsd:string" use="required"/>
|
||||
<xsd:attribute name="major" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="minor" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="micro" type="xsd:int" use="required"/>
|
||||
<xsd:attribute name="version" type="xsd:int" use="required"/>
|
||||
</xsd:complexType>
|
||||
|
||||
<xsd:complexType name="libraryVersionsType">
|
||||
<xsd:sequence>
|
||||
<xsd:element name="library_version" type="ffprobe:libraryVersionType" minOccurs="0" maxOccurs="unbounded"/>
|
||||
</xsd:sequence>
|
||||
</xsd:complexType>
|
||||
</xsd:schema>
|
@@ -373,3 +373,5 @@ ACL allow 192.168.0.0 192.168.255.255
|
||||
<Redirect index.html>
|
||||
URL http://www.ffmpeg.org/
|
||||
</Redirect>
|
||||
|
||||
|
||||
|
@@ -23,7 +23,6 @@ ffserver [options]
|
||||
@c man begin DESCRIPTION
|
||||
|
||||
ffserver is a streaming server for both audio and video. It supports
|
||||
|
||||
several live feeds, streaming from files and time shifting on live feeds
|
||||
(you can seek to positions in the past on each live feed, provided you
|
||||
specify a big enough feed storage in ffserver.conf).
|
||||
@@ -35,7 +34,7 @@ file.
|
||||
|
||||
This documentation covers only the streaming aspects of ffserver /
|
||||
ffmpeg. All questions about parameters for ffmpeg, codec questions,
|
||||
etc. are not covered here. Read @file{ffmpeg.html} for more
|
||||
etc. are not covered here. Read @file{ffmpeg-doc.html} for more
|
||||
information.
|
||||
|
||||
@section How does it work?
|
||||
@@ -111,8 +110,8 @@ As a simple test, just run the following two command lines where INPUTFILE
|
||||
is some file which you can decode with ffmpeg:
|
||||
|
||||
@example
|
||||
ffserver -f doc/ffserver.conf &
|
||||
ffmpeg -i INPUTFILE http://localhost:8090/feed1.ffm
|
||||
./ffserver -f doc/ffserver.conf &
|
||||
./ffmpeg -i INPUTFILE http://localhost:8090/feed1.ffm
|
||||
@end example
|
||||
|
||||
At this point you should be able to go to your Windows machine and fire up
|
||||
@@ -147,7 +146,7 @@ that only captures in stereo and also requires that one channel be flipped.
|
||||
If you are one of these people, then export 'AUDIO_FLIP_LEFT=1' before
|
||||
starting ffmpeg.
|
||||
|
||||
@subsection The audio and video lose sync after a while.
|
||||
@subsection The audio and video loose sync after a while.
|
||||
|
||||
Yes, they do.
|
||||
|
||||
@@ -241,7 +240,7 @@ For example: @samp{http://localhost:8080/test.asf?date=2002-07-26T23:05:00}.
|
||||
@chapter Options
|
||||
@c man begin OPTIONS
|
||||
|
||||
@include avtools-common-opts.texi
|
||||
@include fftools-common-opts.texi
|
||||
|
||||
@section Main options
|
||||
|
||||
@@ -266,7 +265,7 @@ rather than as a daemon.
|
||||
|
||||
@c man begin SEEALSO
|
||||
|
||||
ffmpeg(1), ffplay(1), ffprobe(1), the @file{ffserver.conf}
|
||||
ffmpeg(1), ffplay(1), ffprobe(1), the @file{ffmpeg/doc/ffserver.conf}
|
||||
example and the FFmpeg HTML documentation
|
||||
@c man end
|
||||
|
||||
|
93
doc/fftools-common-opts.texi
Normal file
93
doc/fftools-common-opts.texi
Normal file
@@ -0,0 +1,93 @@
|
||||
All the numerical options, if not specified otherwise, accept in input
|
||||
a string representing a number, which may contain one of the
|
||||
International System number postfixes, for example 'K', 'M', 'G'.
|
||||
If 'i' is appended after the postfix, powers of 2 are used instead of
|
||||
powers of 10. The 'B' postfix multiplies the value for 8, and can be
|
||||
appended after another postfix or used alone. This allows using for
|
||||
example 'KB', 'MiB', 'G' and 'B' as postfix.
|
||||
|
||||
Options which do not take arguments are boolean options, and set the
|
||||
corresponding value to true. They can be set to false by prefixing
|
||||
with "no" the option name, for example using "-nofoo" in the
|
||||
commandline will set to false the boolean option with name "foo".
|
||||
|
||||
@section Generic options
|
||||
|
||||
These options are shared amongst the ff* tools.
|
||||
|
||||
@table @option
|
||||
|
||||
@item -L
|
||||
Show license.
|
||||
|
||||
@item -h, -?, -help, --help
|
||||
Show help.
|
||||
|
||||
@item -version
|
||||
Show version.
|
||||
|
||||
@item -formats
|
||||
Show available formats.
|
||||
|
||||
The fields preceding the format names have the following meanings:
|
||||
@table @samp
|
||||
@item D
|
||||
Decoding available
|
||||
@item E
|
||||
Encoding available
|
||||
@end table
|
||||
|
||||
@item -codecs
|
||||
Show available codecs.
|
||||
|
||||
The fields preceding the codec names have the following meanings:
|
||||
@table @samp
|
||||
@item D
|
||||
Decoding available
|
||||
@item E
|
||||
Encoding available
|
||||
@item V/A/S
|
||||
Video/audio/subtitle codec
|
||||
@item S
|
||||
Codec supports slices
|
||||
@item D
|
||||
Codec supports direct rendering
|
||||
@item T
|
||||
Codec can handle input truncated at random locations instead of only at frame boundaries
|
||||
@end table
|
||||
|
||||
@item -bsfs
|
||||
Show available bitstream filters.
|
||||
|
||||
@item -protocols
|
||||
Show available protocols.
|
||||
|
||||
@item -filters
|
||||
Show available libavfilter filters.
|
||||
|
||||
@item -pix_fmts
|
||||
Show available pixel formats.
|
||||
|
||||
@item -loglevel @var{loglevel}
|
||||
Set the logging level used by the library.
|
||||
@var{loglevel} is a number or a string containing one of the following values:
|
||||
@table @samp
|
||||
@item quiet
|
||||
@item panic
|
||||
@item fatal
|
||||
@item error
|
||||
@item warning
|
||||
@item info
|
||||
@item verbose
|
||||
@item debug
|
||||
@end table
|
||||
|
||||
By default the program logs to stderr, if coloring is supported by the
|
||||
terminal, colors are used to mark errors and warnings. Log coloring
|
||||
can be disabled setting the environment variable
|
||||
@env{FFMPEG_FORCE_NOCOLOR} or @env{NO_COLOR}, or can be forced setting
|
||||
the environment variable @env{FFMPEG_FORCE_COLOR}.
|
||||
The use of the environment variable @env{NO_COLOR} is deprecated and
|
||||
will be dropped in a following FFmpeg version.
|
||||
|
||||
@end table
|
@@ -1,116 +0,0 @@
|
||||
Filter design
|
||||
=============
|
||||
|
||||
This document explains guidelines that should be observed (or ignored with
|
||||
good reason) when writing filters for libavfilter.
|
||||
|
||||
In this document, the word “frame” indicates either a video frame or a group
|
||||
of audio samples, as stored in an AVFilterBuffer structure.
|
||||
|
||||
|
||||
Format negotiation
|
||||
==================
|
||||
|
||||
The query_formats method should set, for each input and each output links,
|
||||
the list supported formats.
|
||||
|
||||
For video links, that means pixel format. For audio links, that means
|
||||
channel layout, and sample format (the sample packing is implied by the
|
||||
sample format).
|
||||
|
||||
The lists are not just lists, they are references to shared objects. When
|
||||
the negotiation mechanism computes the intersection of the formats
|
||||
supported at each ends of a link, all references to both lists are
|
||||
replaced with a reference to the intersection. And when a single format is
|
||||
eventually chosen for a link amongst the remaining list, again, all
|
||||
references to the list are updated.
|
||||
|
||||
That means that if a filter requires that its input and output have the
|
||||
same format amongst a supported list, all it have to do is use a reference
|
||||
to the same list of formats.
|
||||
|
||||
|
||||
Buffer references ownership and permissions
|
||||
===========================================
|
||||
|
||||
TODO
|
||||
|
||||
|
||||
Frame scheduling
|
||||
================
|
||||
|
||||
The purpose of these rules is to ensure that frames flow in the filter
|
||||
graph without getting stuck and accumulating somewhere.
|
||||
|
||||
Simple filters that output one frame for each input frame should not have
|
||||
to worry about it.
|
||||
|
||||
start_frame / filter_samples
|
||||
----------------------------
|
||||
|
||||
These methods are called when a frame is pushed to the filter's input.
|
||||
They can be called at any time except in a reentrant way.
|
||||
|
||||
If the input frame is enough to produce output, then the filter should
|
||||
push the output frames on the output link immediately.
|
||||
|
||||
As an exception to the previous rule, if the input frame is enough to
|
||||
produce several output frames, then the filter needs output only at
|
||||
least one per link. The additional frames can be left buffered in the
|
||||
filter; these buffered frames must be flushed immediately if a new input
|
||||
produces new output.
|
||||
|
||||
(Example: framerate-doubling filter: start_frame must (1) flush the
|
||||
second copy of the previous frame, if it is still there, (2) push the
|
||||
first copy of the incoming frame, (3) keep the second copy for later.)
|
||||
|
||||
If the input frame is not enough to produce output, the filter must not
|
||||
call request_frame to get more. It must just process the frame or queue
|
||||
it. The task of requesting more frames is left to the filter's
|
||||
request_frame method or the application.
|
||||
|
||||
If a filter has several inputs, the filter must be ready for frames
|
||||
arriving randomly on any input. Therefore, any filter with several input
|
||||
will most likely require some kind of queuing mechanism. It is perfectly
|
||||
acceptable to have a limited queue and to drop frames when the inputs
|
||||
are too unbalanced.
|
||||
|
||||
request_frame
|
||||
-------------
|
||||
|
||||
This method is called when a frame is wanted on an output.
|
||||
|
||||
For an input, it should directly call start_frame or filter_samples on
|
||||
the corresponding output.
|
||||
|
||||
For a filter, if there are queued frames already ready, one of these
|
||||
frames should be pushed. If not, the filter should request a frame on
|
||||
one of its input, repeatedly until at least one frame has been pushed.
|
||||
|
||||
Return values:
|
||||
if request_frame could produce a frame, it should return 0;
|
||||
if it could not for temporary reasons, it should return AVERROR(EAGAIN);
|
||||
if it could not because there are no more frames, it should return
|
||||
AVERROR_EOF.
|
||||
|
||||
The typical implementation of request_frame for a filter with several
|
||||
inputs will look like that:
|
||||
|
||||
if (frames_queued) {
|
||||
push_one_frame();
|
||||
return 0;
|
||||
}
|
||||
while (!frame_pushed) {
|
||||
input = input_where_a_frame_is_most_needed();
|
||||
ret = avfilter_request_frame(input);
|
||||
if (ret == AVERROR_EOF) {
|
||||
process_eof_on_input();
|
||||
} else if (ret < 0) {
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
|
||||
Note that, except for filters that can have queued frames, request_frame
|
||||
does not push frames: it requests them to its input, and as a reaction,
|
||||
the start_frame / filter_samples method will be called and do the work.
|
2225
doc/filters.texi
2225
doc/filters.texi
File diff suppressed because it is too large
Load Diff
541
doc/general.texi
541
doc/general.texi
@@ -9,93 +9,29 @@
|
||||
|
||||
@contents
|
||||
|
||||
@chapter External libraries
|
||||
@chapter external libraries
|
||||
|
||||
FFmpeg can be hooked up with a number of external libraries to add support
|
||||
for more formats. None of them are used by default, their use has to be
|
||||
explicitly requested by passing the appropriate flags to
|
||||
@command{./configure}.
|
||||
explicitly requested by passing the appropriate flags to @file{./configure}.
|
||||
|
||||
@section OpenJPEG
|
||||
|
||||
FFmpeg can use the OpenJPEG libraries for encoding/decoding J2K videos. Go to
|
||||
@url{http://www.openjpeg.org/} to get the libraries and follow the installation
|
||||
instructions. To enable using OpenJPEG in FFmpeg, pass @code{--enable-libopenjpeg} to
|
||||
@file{./configure}.
|
||||
|
||||
|
||||
@section OpenCORE and VisualOn libraries
|
||||
|
||||
Spun off Google Android sources, OpenCore and VisualOn libraries provide
|
||||
encoders for a number of audio codecs.
|
||||
|
||||
@float NOTE
|
||||
OpenCORE and VisualOn libraries are under the Apache License 2.0
|
||||
(see @url{http://www.apache.org/licenses/LICENSE-2.0} for details), which is
|
||||
incompatible with the LGPL version 2.1 and GPL version 2. You have to
|
||||
upgrade FFmpeg's license to LGPL version 3 (or if you have enabled
|
||||
GPL components, GPL version 3) to use it.
|
||||
@end float
|
||||
|
||||
@subsection OpenCORE AMR
|
||||
@section OpenCORE AMR
|
||||
|
||||
FFmpeg can make use of the OpenCORE libraries for AMR-NB
|
||||
decoding/encoding and AMR-WB decoding.
|
||||
|
||||
Go to @url{http://sourceforge.net/projects/opencore-amr/} and follow the
|
||||
instructions for installing the libraries.
|
||||
Then pass @code{--enable-libopencore-amrnb} and/or
|
||||
@code{--enable-libopencore-amrwb} to configure to enable them.
|
||||
Go to @url{http://sourceforge.net/projects/opencore-amr/} and follow the instructions for
|
||||
installing the libraries. Then pass @code{--enable-libopencore-amrnb} and/or
|
||||
@code{--enable-libopencore-amrwb} to configure to enable the libraries.
|
||||
|
||||
@subsection VisualOn AAC encoder library
|
||||
|
||||
FFmpeg can make use of the VisualOn AACenc library for AAC encoding.
|
||||
|
||||
Go to @url{http://sourceforge.net/projects/opencore-amr/} and follow the
|
||||
instructions for installing the library.
|
||||
Then pass @code{--enable-libvo-aacenc} to configure to enable it.
|
||||
|
||||
@subsection VisualOn AMR-WB encoder library
|
||||
|
||||
FFmpeg can make use of the VisualOn AMR-WBenc library for AMR-WB encoding.
|
||||
|
||||
Go to @url{http://sourceforge.net/projects/opencore-amr/} and follow the
|
||||
instructions for installing the library.
|
||||
Then pass @code{--enable-libvo-amrwbenc} to configure to enable it.
|
||||
|
||||
@section LAME
|
||||
|
||||
FFmpeg can make use of the LAME library for MP3 encoding.
|
||||
|
||||
Go to @url{http://lame.sourceforge.net/} and follow the
|
||||
instructions for installing the library.
|
||||
Then pass @code{--enable-libmp3lame} to configure to enable it.
|
||||
|
||||
@section libvpx
|
||||
|
||||
FFmpeg can make use of the libvpx library for VP8 encoding.
|
||||
|
||||
Go to @url{http://www.webmproject.org/} and follow the instructions for
|
||||
installing the library. Then pass @code{--enable-libvpx} to configure to
|
||||
enable it.
|
||||
|
||||
@section x264
|
||||
|
||||
FFmpeg can make use of the x264 library for H.264 encoding.
|
||||
|
||||
Go to @url{http://www.videolan.org/developers/x264.html} and follow the
|
||||
instructions for installing the library. Then pass @code{--enable-libx264} to
|
||||
configure to enable it.
|
||||
|
||||
@float NOTE
|
||||
x264 is under the GNU Public License Version 2 or later
|
||||
(see @url{http://www.gnu.org/licenses/old-licenses/gpl-2.0.html} for
|
||||
details), you must upgrade FFmpeg's license to GPL in order to use it.
|
||||
@end float
|
||||
Note that OpenCORE is under the Apache License 2.0 (see
|
||||
@url{http://www.apache.org/licenses/LICENSE-2.0} for details), which is
|
||||
incompatible with the LGPL version 2.1 and GPL version 2. You have to
|
||||
upgrade FFmpeg's license to LGPL version 3 (or if you have enabled
|
||||
GPL components, GPL version 3) to use it.
|
||||
|
||||
|
||||
|
||||
@chapter Supported File Formats, Codecs or Features
|
||||
@chapter Supported File Formats and Codecs
|
||||
|
||||
You can use the @code{-formats} and @code{-codecs} options to have an exhaustive list.
|
||||
|
||||
@@ -109,15 +45,12 @@ library:
|
||||
@item 4xm @tab @tab X
|
||||
@tab 4X Technologies format, used in some games.
|
||||
@item 8088flex TMV @tab @tab X
|
||||
@item ACT Voice @tab @tab X
|
||||
@tab contains G.729 audio
|
||||
@item Adobe Filmstrip @tab X @tab X
|
||||
@item Audio IFF (AIFF) @tab X @tab X
|
||||
@item American Laser Games MM @tab @tab X
|
||||
@tab Multimedia format used in games like Mad Dog McCree.
|
||||
@item 3GPP AMR @tab X @tab X
|
||||
@item Apple HTTP Live Streaming @tab @tab X
|
||||
@item Artworx Data Format @tab @tab X
|
||||
@item ASF @tab X @tab X
|
||||
@item AVI @tab X @tab X
|
||||
@item AVISynth @tab @tab X
|
||||
@@ -127,25 +60,18 @@ library:
|
||||
@tab Audio and video format used in some games by Beam Software.
|
||||
@item Bethesda Softworks VID @tab @tab X
|
||||
@tab Used in some games from Bethesda Softworks.
|
||||
@item Binary text @tab @tab X
|
||||
@item Bink @tab @tab X
|
||||
@tab Multimedia format used by many games.
|
||||
@item Bitmap Brothers JV @tab @tab X
|
||||
@tab Used in Z and Z95 games.
|
||||
@item Brute Force & Ignorance @tab @tab X
|
||||
@tab Used in the game Flash Traffic: City of Angels.
|
||||
@item BWF @tab X @tab X
|
||||
@item CRI ADX @tab X @tab X
|
||||
@tab Audio-only format used in console video games.
|
||||
@item Discworld II BMV @tab @tab X
|
||||
@item Interplay C93 @tab @tab X
|
||||
@tab Used in the game Cyberia from Interplay.
|
||||
@item Delphine Software International CIN @tab @tab X
|
||||
@tab Multimedia format used by Delphine Software games.
|
||||
@item CD+G @tab @tab X
|
||||
@tab Video format used by CD+G karaoke disks
|
||||
@item Commodore CDXL @tab @tab X
|
||||
@tab Amiga CD video format
|
||||
@item Core Audio Format @tab X @tab X
|
||||
@tab Apple Core Audio Format
|
||||
@item CRC testing format @tab X @tab
|
||||
@@ -175,19 +101,13 @@ library:
|
||||
@item framecrc testing format @tab X @tab
|
||||
@item FunCom ISS @tab @tab X
|
||||
@tab Audio format used in various games from FunCom like The Longest Journey.
|
||||
@item G.723.1 @tab X @tab X
|
||||
@item G.729 BIT @tab X @tab X
|
||||
@item G.729 raw @tab @tab X
|
||||
@item GIF Animation @tab X @tab
|
||||
@item GXF @tab X @tab X
|
||||
@tab General eXchange Format SMPTE 360M, used by Thomson Grass Valley
|
||||
playout servers.
|
||||
@item iCEDraw File @tab @tab X
|
||||
@item ICO @tab @tab X
|
||||
@tab Microsoft Windows ICO
|
||||
@item id Quake II CIN video @tab @tab X
|
||||
@item id RoQ @tab X @tab X
|
||||
@tab Used in Quake III, Jedi Knight 2 and other computer games.
|
||||
@tab Used in Quake III, Jedi Knight 2, other computer games.
|
||||
@item IEC61937 encapsulation @tab X @tab X
|
||||
@item IFF @tab @tab X
|
||||
@tab Interchange File Format
|
||||
@@ -197,11 +117,8 @@ library:
|
||||
@tab A format generated by IndigoVision 8000 video server.
|
||||
@item IVF (On2) @tab X @tab X
|
||||
@tab A format used by libvpx
|
||||
@item LATM @tab X @tab X
|
||||
@item LMLM4 @tab @tab X
|
||||
@tab Used by Linux Media Labs MPEG-4 PCI boards
|
||||
@item LOAS @tab @tab X
|
||||
@tab contains LATM multiplexed AAC audio
|
||||
@item LXF @tab @tab X
|
||||
@tab VR native stream format, used by Leitch/Harris' video servers.
|
||||
@item Matroska @tab X @tab X
|
||||
@@ -211,7 +128,6 @@ library:
|
||||
@item MAXIS XA @tab @tab X
|
||||
@tab Used in Sim City 3000; file extension .xa.
|
||||
@item MD Studio @tab @tab X
|
||||
@item Metal Gear Solid: The Twin Snakes @tab @tab X
|
||||
@item Mobotix .mxg @tab @tab X
|
||||
@item Monkey's Audio @tab @tab X
|
||||
@item Motion Pixels MVI @tab @tab X
|
||||
@@ -311,7 +227,6 @@ library:
|
||||
@item RTP @tab X @tab X
|
||||
@item RTSP @tab X @tab X
|
||||
@item SAP @tab X @tab X
|
||||
@item SBG @tab @tab X
|
||||
@item SDP @tab @tab X
|
||||
@item Sega FILM/CPK @tab @tab X
|
||||
@tab Used in many Sega Saturn console games.
|
||||
@@ -321,9 +236,7 @@ library:
|
||||
@tab Used in Sierra CD-ROM games.
|
||||
@item Smacker @tab @tab X
|
||||
@tab Multimedia format used by many games.
|
||||
@item SMJPEG @tab X @tab X
|
||||
@tab Used in certain Loki game ports.
|
||||
@item Sony OpenMG (OMA) @tab X @tab X
|
||||
@item Sony OpenMG (OMA) @tab @tab X
|
||||
@tab Audio format used in Sony Sonic Stage and Sony Vegas.
|
||||
@item Sony PlayStation STR @tab @tab X
|
||||
@item Sony Wave64 (W64) @tab @tab X
|
||||
@@ -339,21 +252,17 @@ library:
|
||||
@item WAV @tab X @tab X
|
||||
@item WavPack @tab @tab X
|
||||
@item WebM @tab X @tab X
|
||||
@item Windows Televison (WTV) @tab X @tab X
|
||||
@item Windows Televison (WTV) @tab @tab X
|
||||
@item Wing Commander III movie @tab @tab X
|
||||
@tab Multimedia format used in Origin's Wing Commander III computer game.
|
||||
@item Westwood Studios audio @tab @tab X
|
||||
@tab Multimedia format used in Westwood Studios games.
|
||||
@item Westwood Studios VQA @tab @tab X
|
||||
@tab Multimedia format used in Westwood Studios games.
|
||||
@item XMV @tab @tab X
|
||||
@tab Microsoft video container used in Xbox games.
|
||||
@item xWMA @tab @tab X
|
||||
@tab Microsoft audio container used by XAudio 2.
|
||||
@item eXtended BINary text (XBIN) @tab @tab X
|
||||
@item YUV4MPEG pipe @tab X @tab X
|
||||
@item Psygnosis YOP @tab @tab X
|
||||
@item ZeroCodec Lossless Video @tab @tab X
|
||||
@end multitable
|
||||
|
||||
@code{X} means that encoding (resp. decoding) is supported.
|
||||
@@ -373,8 +282,6 @@ following image formats are supported:
|
||||
@tab Microsoft BMP image
|
||||
@item DPX @tab X @tab X
|
||||
@tab Digital Picture Exchange
|
||||
@item EXR @tab @tab X
|
||||
@tab OpenEXR
|
||||
@item JPEG @tab X @tab X
|
||||
@tab Progressive JPEG is not supported.
|
||||
@item JPEG 2000 @tab X @tab X
|
||||
@@ -394,22 +301,19 @@ following image formats are supported:
|
||||
@item PIC @tab @tab X
|
||||
@tab Pictor/PC Paint
|
||||
@item PNG @tab X @tab X
|
||||
@tab 2/4 bpp not supported yet
|
||||
@item PPM @tab X @tab X
|
||||
@tab Portable PixelMap image
|
||||
@item PTX @tab @tab X
|
||||
@tab V.Flash PTX format
|
||||
@item SGI @tab X @tab X
|
||||
@tab SGI RGB image format
|
||||
@item Sun Rasterfile @tab X @tab X
|
||||
@item Sun Rasterfile @tab @tab X
|
||||
@tab Sun RAS image format
|
||||
@item TIFF @tab X @tab X
|
||||
@tab YUV, JPEG and some extension is not supported yet.
|
||||
@item Truevision Targa @tab X @tab X
|
||||
@tab Targa (.TGA) image format
|
||||
@item XBM @tab X @tab X
|
||||
@tab X BitMap image format
|
||||
@item XWD @tab X @tab X
|
||||
@tab X Window Dump image format
|
||||
@end multitable
|
||||
|
||||
@code{X} means that encoding (resp. decoding) is supported.
|
||||
@@ -429,11 +333,10 @@ following image formats are supported:
|
||||
@tab Creates video suitable to be played on a commodore 64 (multicolor mode).
|
||||
@item American Laser Games MM @tab @tab X
|
||||
@tab Used in games like Mad Dog McCree.
|
||||
@item AMV Video @tab X @tab X
|
||||
@item AMV Video @tab @tab X
|
||||
@tab Used in Chinese MP3 players.
|
||||
@item ANSI/ASCII art @tab @tab X
|
||||
@item Apple MJPEG-B @tab @tab X
|
||||
@item Apple ProRes @tab X @tab X
|
||||
@item Apple QuickDraw @tab @tab X
|
||||
@tab fourcc: qdrw
|
||||
@item Asus v1 @tab X @tab X
|
||||
@@ -449,18 +352,13 @@ following image formats are supported:
|
||||
@item Autodesk Animator Flic video @tab @tab X
|
||||
@item Autodesk RLE @tab @tab X
|
||||
@tab fourcc: AASC
|
||||
@item Avid 1:1 10-bit RGB Packer @tab X @tab X
|
||||
@tab fourcc: AVrp
|
||||
@item AVS (Audio Video Standard) video @tab @tab X
|
||||
@tab Video encoding used by the Creature Shock game.
|
||||
@item AYUV @tab X @tab X
|
||||
@tab Microsoft uncompressed packed 4:4:4:4
|
||||
@item Beam Software VB @tab @tab X
|
||||
@item Bethesda VID video @tab @tab X
|
||||
@tab Used in some games from Bethesda Softworks.
|
||||
@item Bink Video @tab @tab X
|
||||
@item Bitmap Brothers JV video @tab @tab X
|
||||
@item y41p Brooktree uncompressed 4:1:1 12-bit @tab X @tab X
|
||||
@item Brute Force & Ignorance @tab @tab X
|
||||
@tab Used in the game Flash Traffic: City of Angels.
|
||||
@item C93 video @tab @tab X
|
||||
@@ -469,21 +367,18 @@ following image formats are supported:
|
||||
@tab fourcc: CSCD
|
||||
@item CD+G @tab @tab X
|
||||
@tab Video codec for CD+G karaoke disks
|
||||
@item CDXL @tab @tab X
|
||||
@tab Amiga CD video codec
|
||||
@item Chinese AVS video @tab E @tab X
|
||||
@tab AVS1-P2, JiZhun profile, encoding through external library libxavs
|
||||
@item Delphine Software International CIN video @tab @tab X
|
||||
@tab Codec used in Delphine Software International games.
|
||||
@item Discworld II BMV Video @tab @tab X
|
||||
@item Cinepak @tab @tab X
|
||||
@item Cirrus Logic AccuPak @tab X @tab X
|
||||
@item Cirrus Logic AccuPak @tab @tab X
|
||||
@tab fourcc: CLJR
|
||||
@item Creative YUV (CYUV) @tab @tab X
|
||||
@item DFA @tab @tab X
|
||||
@tab Codec used in Chronomaster game.
|
||||
@item Dirac @tab E @tab X
|
||||
@tab supported through external library libschroedinger
|
||||
@item Dirac @tab E @tab E
|
||||
@tab supported through external libdirac/libschroedinger libraries
|
||||
@item Deluxe Paint Animation @tab @tab X
|
||||
@item DNxHD @tab X @tab X
|
||||
@tab aka SMPTE VC3
|
||||
@@ -492,7 +387,6 @@ following image formats are supported:
|
||||
@item Duck TrueMotion 2.0 @tab @tab X
|
||||
@tab fourcc: TM20
|
||||
@item DV (Digital Video) @tab X @tab X
|
||||
@item Dxtory capture format @tab @tab X
|
||||
@item Feeble Files/ScummVM DXA @tab @tab X
|
||||
@tab Codec originally used in Feeble Files game.
|
||||
@item Electronic Arts CMV video @tab @tab X
|
||||
@@ -502,15 +396,13 @@ following image formats are supported:
|
||||
@item Electronic Arts TGQ video @tab @tab X
|
||||
@item Electronic Arts TQI video @tab @tab X
|
||||
@item Escape 124 @tab @tab X
|
||||
@item Escape 130 @tab @tab X
|
||||
@item FFmpeg video codec #1 @tab X @tab X
|
||||
@tab lossless codec (fourcc: FFV1)
|
||||
@tab experimental lossless codec (fourcc: FFV1)
|
||||
@item Flash Screen Video v1 @tab X @tab X
|
||||
@tab fourcc: FSV1
|
||||
@item Flash Screen Video v2 @tab X @tab X
|
||||
@item Flash Screen Video v2 @tab X
|
||||
@item Flash Video (FLV) @tab X @tab X
|
||||
@tab Sorenson H.263 used in Flash
|
||||
@item Forward Uncompressed @tab @tab X
|
||||
@item Fraps @tab @tab X
|
||||
@item H.261 @tab X @tab X
|
||||
@item H.263 / H.263-1996 @tab X @tab X
|
||||
@@ -527,19 +419,17 @@ following image formats are supported:
|
||||
@item id RoQ video @tab X @tab X
|
||||
@tab Used in Quake III, Jedi Knight 2, other computer games.
|
||||
@item IFF ILBM @tab @tab X
|
||||
@tab IFF interleaved bitmap
|
||||
@tab IFF interlaved bitmap
|
||||
@item IFF ByteRun1 @tab @tab X
|
||||
@tab IFF run length encoded bitmap
|
||||
@item Intel H.263 @tab @tab X
|
||||
@item Intel Indeo 2 @tab @tab X
|
||||
@item Intel Indeo 3 @tab @tab X
|
||||
@item Intel Indeo 4 @tab @tab X
|
||||
@item Intel Indeo 5 @tab @tab X
|
||||
@item Interplay C93 @tab @tab X
|
||||
@tab Used in the game Cyberia from Interplay.
|
||||
@item Interplay MVE video @tab @tab X
|
||||
@tab Used in Interplay .MVE files.
|
||||
@item J2K @tab X @tab X
|
||||
@item Karl Morton's video codec @tab @tab X
|
||||
@tab Codec used in Worms games.
|
||||
@item Kega Game Video (KGV1) @tab @tab X
|
||||
@@ -563,7 +453,7 @@ following image formats are supported:
|
||||
@item MPEG-1/2 video (VDPAU acceleration) @tab @tab X
|
||||
@item MPEG-2 video @tab X @tab X
|
||||
@item MPEG-4 part 2 @tab X @tab X
|
||||
@tab libxvidcore can be used alternatively for encoding.
|
||||
@ libxvidcore can be used alternatively for encoding.
|
||||
@item MPEG-4 part 2 Microsoft variant version 1 @tab @tab X
|
||||
@item MPEG-4 part 2 Microsoft variant version 2 @tab X @tab X
|
||||
@item MPEG-4 part 2 Microsoft variant version 3 @tab X @tab X
|
||||
@@ -580,8 +470,6 @@ following image formats are supported:
|
||||
@tab fourcc: VP80, encoding supported through external library libvpx
|
||||
@item planar RGB @tab @tab X
|
||||
@tab fourcc: 8BPS
|
||||
@item Prores @tab @tab X
|
||||
@tab fourcc: apch,apcn,apcs,apco
|
||||
@item Q-team QPEG @tab @tab X
|
||||
@tab fourccs: QPEG, Q1.0, Q1.1
|
||||
@item QuickTime 8BPS video @tab @tab X
|
||||
@@ -591,8 +479,8 @@ following image formats are supported:
|
||||
@tab fourcc: 'smc '
|
||||
@item QuickTime video (RPZA) @tab @tab X
|
||||
@tab fourcc: rpza
|
||||
@item R10K AJA Kona 10-bit RGB Codec @tab X @tab X
|
||||
@item R210 Quicktime Uncompressed RGB 10-bit @tab X @tab X
|
||||
@item R10K AJA Kona 10-bit RGB Codec @tab @tab X
|
||||
@item R210 Quicktime Uncompressed RGB 10-bit @tab @tab X
|
||||
@item Raw Video @tab X @tab X
|
||||
@item RealVideo 1.0 @tab X @tab X
|
||||
@item RealVideo 2.0 @tab X @tab X
|
||||
@@ -623,16 +511,10 @@ following image formats are supported:
|
||||
@tab encoding supported through external library libtheora
|
||||
@item Tiertex Limited SEQ video @tab @tab X
|
||||
@tab Codec used in DOS CD-ROM FlashBack game.
|
||||
@item Ut Video @tab @tab X
|
||||
@item v210 QuickTime uncompressed 4:2:2 10-bit @tab X @tab X
|
||||
@item v308 QuickTime uncompressed 4:4:4 @tab X @tab X
|
||||
@item v408 QuickTime uncompressed 4:4:4:4 @tab X @tab X
|
||||
@item v410 QuickTime uncompressed 4:4:4 10-bit @tab X @tab X
|
||||
@item VBLE Lossless Codec @tab @tab X
|
||||
@item V210 Quicktime Uncompressed 4:2:2 10-bit @tab X @tab X
|
||||
@item VMware Screen Codec / VMware Video @tab @tab X
|
||||
@tab Codec used in videos captured by VMware.
|
||||
@item Westwood Studios VQA (Vector Quantized Animation) video @tab @tab X
|
||||
@item Windows Media Image @tab @tab X
|
||||
@item Windows Media Video 7 @tab X @tab X
|
||||
@item Windows Media Video 8 @tab X @tab X
|
||||
@item Windows Media Video 9 @tab @tab X
|
||||
@@ -645,8 +527,6 @@ following image formats are supported:
|
||||
@item WMV7 @tab X @tab X
|
||||
@item YAMAHA SMAF @tab X @tab X
|
||||
@item Psygnosis YOP Video @tab @tab X
|
||||
@item yuv4 @tab X @tab X
|
||||
@tab libquicktime uncompressed packed 4:2:0
|
||||
@item ZLIB @tab X @tab X
|
||||
@tab part of LCL, encoder experimental
|
||||
@item Zip Motion Blocks Video @tab X @tab X
|
||||
@@ -721,16 +601,15 @@ following image formats are supported:
|
||||
@item Atrac 3 @tab @tab X
|
||||
@item Bink Audio @tab @tab X
|
||||
@tab Used in Bink and Smacker files in many games.
|
||||
@item CELT @tab @tab E
|
||||
@item CELT (Opus) @tab @tab E
|
||||
@tab decoding supported through external library libcelt
|
||||
@item Delphine Software International CIN audio @tab @tab X
|
||||
@tab Codec used in Delphine Software International games.
|
||||
@item Discworld II BMV Audio @tab @tab X
|
||||
@item COOK @tab @tab X
|
||||
@tab All versions except 5.1 are supported.
|
||||
@item DCA (DTS Coherent Acoustics) @tab X @tab X
|
||||
@item DPCM id RoQ @tab X @tab X
|
||||
@tab Used in Quake III, Jedi Knight 2 and other computer games.
|
||||
@tab Used in Quake III, Jedi Knight 2, other computer games.
|
||||
@item DPCM Interplay @tab @tab X
|
||||
@tab Used in various Interplay computer games.
|
||||
@item DPCM Sierra Online @tab @tab X
|
||||
@@ -742,8 +621,6 @@ following image formats are supported:
|
||||
@item DV audio @tab @tab X
|
||||
@item Enhanced AC-3 @tab X @tab X
|
||||
@item FLAC (Free Lossless Audio Codec) @tab X @tab IX
|
||||
@item G.723.1 @tab X @tab X
|
||||
@item G.729 @tab @tab X
|
||||
@item GSM @tab E @tab X
|
||||
@tab encoding supported through external library libgsm
|
||||
@item GSM Microsoft variant @tab E @tab X
|
||||
@@ -786,7 +663,7 @@ following image formats are supported:
|
||||
@item PCM unsigned 24-bit little-endian @tab X @tab X
|
||||
@item PCM unsigned 32-bit big-endian @tab X @tab X
|
||||
@item PCM unsigned 32-bit little-endian @tab X @tab X
|
||||
@item PCM Zork @tab @tab X
|
||||
@item PCM Zork @tab X @tab X
|
||||
@item QCELP / PureVoice @tab @tab X
|
||||
@item QDesign Music Codec 2 @tab @tab X
|
||||
@tab There are still some distortions.
|
||||
@@ -796,7 +673,6 @@ following image formats are supported:
|
||||
@tab Real 28800 bit/s codec
|
||||
@item RealAudio 3.0 (dnet) @tab IX @tab X
|
||||
@tab Real low bitrate AC-3 codec
|
||||
@item RealAudio Lossless @tab @tab X
|
||||
@item RealAudio SIPR / ACELP.NET @tab @tab X
|
||||
@item Shorten @tab @tab X
|
||||
@item Sierra VMD audio @tab @tab X
|
||||
@@ -807,7 +683,7 @@ following image formats are supported:
|
||||
@tab experimental codec
|
||||
@item Sonic lossless @tab X @tab X
|
||||
@tab experimental codec
|
||||
@item Speex @tab E @tab E
|
||||
@item Speex @tab @tab E
|
||||
@tab supported through external library libspeex
|
||||
@item True Audio (TTA) @tab @tab X
|
||||
@item TrueHD @tab @tab X
|
||||
@@ -819,7 +695,6 @@ following image formats are supported:
|
||||
@item Westwood Audio (SND1) @tab @tab X
|
||||
@item Windows Media Audio 1 @tab X @tab X
|
||||
@item Windows Media Audio 2 @tab X @tab X
|
||||
@item Windows Media Audio Lossless @tab @tab X
|
||||
@item Windows Media Audio Pro @tab @tab X
|
||||
@item Windows Media Audio Voice @tab @tab X
|
||||
@end multitable
|
||||
@@ -838,8 +713,7 @@ performance on systems without hardware floating point support).
|
||||
@item SSA/ASS @tab X @tab X @tab X @tab X
|
||||
@item DVB @tab X @tab X @tab X @tab X
|
||||
@item DVD @tab X @tab X @tab X @tab X
|
||||
@item JACOsub @tab X @tab X @tab @tab X
|
||||
@item MicroDVD @tab X @tab X @tab @tab X
|
||||
@item MicroDVD @tab X @tab X @tab @tab
|
||||
@item PGS @tab @tab @tab @tab X
|
||||
@item SubRip (SRT) @tab X @tab X @tab X @tab X
|
||||
@item XSUB @tab @tab @tab X @tab X
|
||||
@@ -872,12 +746,10 @@ performance on systems without hardware floating point support).
|
||||
@item ALSA @tab X @tab X
|
||||
@item BKTR @tab X @tab
|
||||
@item DV1394 @tab X @tab
|
||||
@item Linux framebuffer @tab X @tab
|
||||
@item JACK @tab X @tab
|
||||
@item LIBCDIO @tab X
|
||||
@item LIBDC1394 @tab X @tab
|
||||
@item OSS @tab X @tab X
|
||||
@item Pulseaudio @tab X @tab
|
||||
@item Video4Linux @tab X @tab
|
||||
@item Video4Linux2 @tab X @tab
|
||||
@item VfW capture @tab X @tab
|
||||
@item X11 grabbing @tab X @tab
|
||||
@@ -885,15 +757,342 @@ performance on systems without hardware floating point support).
|
||||
|
||||
@code{X} means that input/output is supported.
|
||||
|
||||
@section Timecode
|
||||
|
||||
@multitable @columnfractions .4 .1 .1
|
||||
@item Codec/format @tab Read @tab Write
|
||||
@item DV @tab X @tab X
|
||||
@item GXF @tab X @tab X
|
||||
@item MOV @tab X @tab
|
||||
@item MPEG1/2 @tab X @tab X
|
||||
@item MXF @tab X @tab X
|
||||
@end multitable
|
||||
@chapter Platform Specific information
|
||||
|
||||
@section DOS
|
||||
|
||||
Using a cross-compiler is preferred for various reasons.
|
||||
|
||||
@section OS/2
|
||||
|
||||
For information about compiling FFmpeg on OS/2 see
|
||||
@url{http://www.edm2.com/index.php/FFmpeg}.
|
||||
|
||||
@section Unix-like
|
||||
|
||||
Some parts of FFmpeg cannot be built with version 2.15 of the GNU
|
||||
assembler which is still provided by a few AMD64 distributions. To
|
||||
make sure your compiler really uses the required version of gas
|
||||
after a binutils upgrade, run:
|
||||
|
||||
@example
|
||||
$(gcc -print-prog-name=as) --version
|
||||
@end example
|
||||
|
||||
If not, then you should install a different compiler that has no
|
||||
hard-coded path to gas. In the worst case pass @code{--disable-asm}
|
||||
to configure.
|
||||
|
||||
@subsection BSD
|
||||
|
||||
BSD make will not build FFmpeg, you need to install and use GNU Make
|
||||
(@file{gmake}).
|
||||
|
||||
@subsection (Open)Solaris
|
||||
|
||||
GNU Make is required to build FFmpeg, so you have to invoke (@file{gmake}),
|
||||
standard Solaris Make will not work. When building with a non-c99 front-end
|
||||
(gcc, generic suncc) add either @code{--extra-libs=/usr/lib/values-xpg6.o}
|
||||
or @code{--extra-libs=/usr/lib/64/values-xpg6.o} to the configure options
|
||||
since the libc is not c99-compliant by default. The probes performed by
|
||||
configure may raise an exception leading to the death of configure itself
|
||||
due to a bug in the system shell. Simply invoke a different shell such as
|
||||
bash directly to work around this:
|
||||
|
||||
@example
|
||||
bash ./configure
|
||||
@end example
|
||||
|
||||
@subsection Darwin (MacOS X, iPhone)
|
||||
|
||||
MacOS X on PowerPC or ARM (iPhone) requires a preprocessor from
|
||||
@url{http://github.com/yuvi/gas-preprocessor} to build the optimized
|
||||
assembler functions. Just download the Perl script and put it somewhere
|
||||
in your PATH, FFmpeg's configure will pick it up automatically.
|
||||
|
||||
@section Windows
|
||||
|
||||
To get help and instructions for building FFmpeg under Windows, check out
|
||||
the FFmpeg Windows Help Forum at
|
||||
@url{http://ffmpeg.arrozcru.org/}.
|
||||
|
||||
@subsection Native Windows compilation
|
||||
|
||||
FFmpeg can be built to run natively on Windows using the MinGW tools. Install
|
||||
the latest versions of MSYS and MinGW from @url{http://www.mingw.org/}.
|
||||
You can find detailed installation
|
||||
instructions in the download section and the FAQ.
|
||||
|
||||
FFmpeg does not build out-of-the-box with the packages the automated MinGW
|
||||
installer provides. It also requires coreutils to be installed and many other
|
||||
packages updated to the latest version. The minimum version for some packages
|
||||
are listed below:
|
||||
|
||||
@itemize
|
||||
@item bash 3.1
|
||||
@item msys-make 3.81-2 (note: not mingw32-make)
|
||||
@item w32api 3.13
|
||||
@item mingw-runtime 3.15
|
||||
@end itemize
|
||||
|
||||
FFmpeg automatically passes @code{-fno-common} to the compiler to work around
|
||||
a GCC bug (see @url{http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216}).
|
||||
|
||||
Notes:
|
||||
|
||||
@itemize
|
||||
|
||||
@item Building natively using MSYS can be sped up by disabling implicit rules
|
||||
in the Makefile by calling @code{make -r} instead of plain @code{make}. This
|
||||
speed up is close to non-existent for normal one-off builds and is only
|
||||
noticeable when running make for a second time (for example in
|
||||
@code{make install}).
|
||||
|
||||
@item In order to compile FFplay, you must have the MinGW development library
|
||||
of SDL. Get it from @url{http://www.libsdl.org}.
|
||||
Edit the @file{bin/sdl-config} script so that it points to the correct prefix
|
||||
where SDL was installed. Verify that @file{sdl-config} can be launched from
|
||||
the MSYS command line.
|
||||
|
||||
@item By using @code{./configure --enable-shared} when configuring FFmpeg,
|
||||
you can build libavutil, libavcodec and libavformat as DLLs.
|
||||
|
||||
@end itemize
|
||||
|
||||
@subsection Microsoft Visual C++ compatibility
|
||||
|
||||
As stated in the FAQ, FFmpeg will not compile under MSVC++. However, if you
|
||||
want to use the libav* libraries in your own applications, you can still
|
||||
compile those applications using MSVC++. But the libav* libraries you link
|
||||
to @emph{must} be built with MinGW. However, you will not be able to debug
|
||||
inside the libav* libraries, since MSVC++ does not recognize the debug
|
||||
symbols generated by GCC.
|
||||
We strongly recommend you to move over from MSVC++ to MinGW tools.
|
||||
|
||||
This description of how to use the FFmpeg libraries with MSVC++ is based on
|
||||
Microsoft Visual C++ 2005 Express Edition. If you have a different version,
|
||||
you might have to modify the procedures slightly.
|
||||
|
||||
@subsubsection Using static libraries
|
||||
|
||||
Assuming you have just built and installed FFmpeg in @file{/usr/local}.
|
||||
|
||||
@enumerate
|
||||
|
||||
@item Create a new console application ("File / New / Project") and then
|
||||
select "Win32 Console Application". On the appropriate page of the
|
||||
Application Wizard, uncheck the "Precompiled headers" option.
|
||||
|
||||
@item Write the source code for your application, or, for testing, just
|
||||
copy the code from an existing sample application into the source file
|
||||
that MSVC++ has already created for you. For example, you can copy
|
||||
@file{libavformat/output-example.c} from the FFmpeg distribution.
|
||||
|
||||
@item Open the "Project / Properties" dialog box. In the "Configuration"
|
||||
combo box, select "All Configurations" so that the changes you make will
|
||||
affect both debug and release builds. In the tree view on the left hand
|
||||
side, select "C/C++ / General", then edit the "Additional Include
|
||||
Directories" setting to contain the path where the FFmpeg includes were
|
||||
installed (i.e. @file{c:\msys\1.0\local\include}).
|
||||
Do not add MinGW's include directory here, or the include files will
|
||||
conflict with MSVC's.
|
||||
|
||||
@item Still in the "Project / Properties" dialog box, select
|
||||
"Linker / General" from the tree view and edit the
|
||||
"Additional Library Directories" setting to contain the @file{lib}
|
||||
directory where FFmpeg was installed (i.e. @file{c:\msys\1.0\local\lib}),
|
||||
the directory where MinGW libs are installed (i.e. @file{c:\mingw\lib}),
|
||||
and the directory where MinGW's GCC libs are installed
|
||||
(i.e. @file{C:\mingw\lib\gcc\mingw32\4.2.1-sjlj}). Then select
|
||||
"Linker / Input" from the tree view, and add the files @file{libavformat.a},
|
||||
@file{libavcodec.a}, @file{libavutil.a}, @file{libmingwex.a},
|
||||
@file{libgcc.a}, and any other libraries you used (i.e. @file{libz.a})
|
||||
to the end of "Additional Dependencies".
|
||||
|
||||
@item Now, select "C/C++ / Code Generation" from the tree view. Select
|
||||
"Debug" in the "Configuration" combo box. Make sure that "Runtime
|
||||
Library" is set to "Multi-threaded Debug DLL". Then, select "Release" in
|
||||
the "Configuration" combo box and make sure that "Runtime Library" is
|
||||
set to "Multi-threaded DLL".
|
||||
|
||||
@item Click "OK" to close the "Project / Properties" dialog box.
|
||||
|
||||
@item MSVC++ lacks some C99 header files that are fundamental for FFmpeg.
|
||||
Get msinttypes from @url{http://code.google.com/p/msinttypes/downloads/list}
|
||||
and install it in MSVC++'s include directory
|
||||
(i.e. @file{C:\Program Files\Microsoft Visual Studio 8\VC\include}).
|
||||
|
||||
@item MSVC++ also does not understand the @code{inline} keyword used by
|
||||
FFmpeg, so you must add this line before @code{#include}ing libav*:
|
||||
@example
|
||||
#define inline _inline
|
||||
@end example
|
||||
|
||||
@item Build your application, everything should work.
|
||||
|
||||
@end enumerate
|
||||
|
||||
@subsubsection Using shared libraries
|
||||
|
||||
This is how to create DLL and LIB files that are compatible with MSVC++:
|
||||
|
||||
@enumerate
|
||||
|
||||
@item Add a call to @file{vcvars32.bat} (which sets up the environment
|
||||
variables for the Visual C++ tools) as the first line of @file{msys.bat}.
|
||||
The standard location for @file{vcvars32.bat} is
|
||||
@file{C:\Program Files\Microsoft Visual Studio 8\VC\bin\vcvars32.bat},
|
||||
and the standard location for @file{msys.bat} is @file{C:\msys\1.0\msys.bat}.
|
||||
If this corresponds to your setup, add the following line as the first line
|
||||
of @file{msys.bat}:
|
||||
|
||||
@example
|
||||
call "C:\Program Files\Microsoft Visual Studio 8\VC\bin\vcvars32.bat"
|
||||
@end example
|
||||
|
||||
Alternatively, you may start the @file{Visual Studio 2005 Command Prompt},
|
||||
and run @file{c:\msys\1.0\msys.bat} from there.
|
||||
|
||||
@item Within the MSYS shell, run @code{lib.exe}. If you get a help message
|
||||
from @file{Microsoft (R) Library Manager}, this means your environment
|
||||
variables are set up correctly, the @file{Microsoft (R) Library Manager}
|
||||
is on the path and will be used by FFmpeg to create
|
||||
MSVC++-compatible import libraries.
|
||||
|
||||
@item Build FFmpeg with
|
||||
|
||||
@example
|
||||
./configure --enable-shared
|
||||
make
|
||||
make install
|
||||
@end example
|
||||
|
||||
Your install path (@file{/usr/local/} by default) should now have the
|
||||
necessary DLL and LIB files under the @file{bin} directory.
|
||||
|
||||
@end enumerate
|
||||
|
||||
To use those files with MSVC++, do the same as you would do with
|
||||
the static libraries, as described above. But in Step 4,
|
||||
you should only need to add the directory where the LIB files are installed
|
||||
(i.e. @file{c:\msys\usr\local\bin}). This is not a typo, the LIB files are
|
||||
installed in the @file{bin} directory. And instead of adding the static
|
||||
libraries (@file{libxxx.a} files) you should add the MSVC import libraries
|
||||
(@file{avcodec.lib}, @file{avformat.lib}, and
|
||||
@file{avutil.lib}). Note that you should not use the GCC import
|
||||
libraries (@file{libxxx.dll.a} files), as these will give you undefined
|
||||
reference errors. There should be no need for @file{libmingwex.a},
|
||||
@file{libgcc.a}, and @file{wsock32.lib}, nor any other external library
|
||||
statically linked into the DLLs. The @file{bin} directory contains a bunch
|
||||
of DLL files, but the ones that are actually used to run your application
|
||||
are the ones with a major version number in their filenames
|
||||
(i.e. @file{avcodec-51.dll}).
|
||||
|
||||
FFmpeg headers do not declare global data for Windows DLLs through the usual
|
||||
dllexport/dllimport interface. Such data will be exported properly while
|
||||
building, but to use them in your MSVC++ code you will have to edit the
|
||||
appropriate headers and mark the data as dllimport. For example, in
|
||||
libavutil/pixdesc.h you should have:
|
||||
@example
|
||||
extern __declspec(dllimport) const AVPixFmtDescriptor av_pix_fmt_descriptors[];
|
||||
@end example
|
||||
|
||||
Note that using import libraries created by dlltool requires
|
||||
the linker optimization option to be set to
|
||||
"References: Keep Unreferenced Data (@code{/OPT:NOREF})", otherwise
|
||||
the resulting binaries will fail during runtime. This isn't
|
||||
required when using import libraries generated by lib.exe.
|
||||
This issue is reported upstream at
|
||||
@url{http://sourceware.org/bugzilla/show_bug.cgi?id=12633}.
|
||||
|
||||
@subsection Cross compilation for Windows with Linux
|
||||
|
||||
You must use the MinGW cross compilation tools available at
|
||||
@url{http://www.mingw.org/}.
|
||||
|
||||
Then configure FFmpeg with the following options:
|
||||
@example
|
||||
./configure --target-os=mingw32 --cross-prefix=i386-mingw32msvc-
|
||||
@end example
|
||||
(you can change the cross-prefix according to the prefix chosen for the
|
||||
MinGW tools).
|
||||
|
||||
Then you can easily test FFmpeg with Wine
|
||||
(@url{http://www.winehq.com/}).
|
||||
|
||||
@subsection Compilation under Cygwin
|
||||
|
||||
Please use Cygwin 1.7.x as the obsolete 1.5.x Cygwin versions lack
|
||||
llrint() in its C library.
|
||||
|
||||
Install your Cygwin with all the "Base" packages, plus the
|
||||
following "Devel" ones:
|
||||
@example
|
||||
binutils, gcc4-core, make, git, mingw-runtime, texi2html
|
||||
@end example
|
||||
|
||||
And the following "Utils" one:
|
||||
@example
|
||||
diffutils
|
||||
@end example
|
||||
|
||||
Then run
|
||||
|
||||
@example
|
||||
./configure
|
||||
@end example
|
||||
|
||||
to make a static build.
|
||||
|
||||
The current @code{gcc4-core} package is buggy and needs this flag to build
|
||||
shared libraries:
|
||||
|
||||
@example
|
||||
./configure --enable-shared --disable-static --extra-cflags=-fno-reorder-functions
|
||||
@end example
|
||||
|
||||
If you want to build FFmpeg with additional libraries, download Cygwin
|
||||
"Devel" packages for Ogg and Vorbis from any Cygwin packages repository:
|
||||
@example
|
||||
libogg-devel, libvorbis-devel
|
||||
@end example
|
||||
|
||||
These library packages are only available from Cygwin Ports
|
||||
(@url{http://sourceware.org/cygwinports/}) :
|
||||
|
||||
@example
|
||||
yasm, libSDL-devel, libdirac-devel, libfaac-devel, libaacplus-devel, libgsm-devel,
|
||||
libmp3lame-devel, libschroedinger1.0-devel, speex-devel, libtheora-devel,
|
||||
libxvidcore-devel
|
||||
@end example
|
||||
|
||||
The recommendation for libnut and x264 is to build them from source by
|
||||
yourself, as they evolve too quickly for Cygwin Ports to be up to date.
|
||||
|
||||
Cygwin 1.7.x has IPv6 support. You can add IPv6 to Cygwin 1.5.x by means
|
||||
of the @code{libgetaddrinfo-devel} package, available at Cygwin Ports.
|
||||
|
||||
@subsection Crosscompilation for Windows under Cygwin
|
||||
|
||||
With Cygwin you can create Windows binaries that do not need the cygwin1.dll.
|
||||
|
||||
Just install your Cygwin as explained before, plus these additional
|
||||
"Devel" packages:
|
||||
@example
|
||||
gcc-mingw-core, mingw-runtime, mingw-zlib
|
||||
@end example
|
||||
|
||||
and add some special flags to your configure invocation.
|
||||
|
||||
For a static build run
|
||||
@example
|
||||
./configure --target-os=mingw32 --extra-cflags=-mno-cygwin --extra-libs=-mno-cygwin
|
||||
@end example
|
||||
|
||||
and for a build with shared libraries
|
||||
@example
|
||||
./configure --target-os=mingw32 --enable-shared --disable-static --extra-cflags=-mno-cygwin --extra-libs=-mno-cygwin
|
||||
@end example
|
||||
|
||||
@bye
|
||||
|
@@ -1,352 +0,0 @@
|
||||
\input texinfo @c -*- texinfo -*-
|
||||
|
||||
@settitle Using git to develop FFmpeg
|
||||
|
||||
@titlepage
|
||||
@center @titlefont{Using git to develop FFmpeg}
|
||||
@end titlepage
|
||||
|
||||
@top
|
||||
|
||||
@contents
|
||||
|
||||
@chapter Introduction
|
||||
|
||||
This document aims in giving some quick references on a set of useful git
|
||||
commands. You should always use the extensive and detailed documentation
|
||||
provided directly by git:
|
||||
|
||||
@example
|
||||
git --help
|
||||
man git
|
||||
@end example
|
||||
|
||||
shows you the available subcommands,
|
||||
|
||||
@example
|
||||
git <command> --help
|
||||
man git-<command>
|
||||
@end example
|
||||
|
||||
shows information about the subcommand <command>.
|
||||
|
||||
Additional information could be found on the
|
||||
@url{http://gitref.org, Git Reference} website
|
||||
|
||||
For more information about the Git project, visit the
|
||||
|
||||
@url{http://git-scm.com/, Git website}
|
||||
|
||||
Consult these resources whenever you have problems, they are quite exhaustive.
|
||||
|
||||
What follows now is a basic introduction to Git and some FFmpeg-specific
|
||||
guidelines to ease the contribution to the project
|
||||
|
||||
@chapter Basics Usage
|
||||
|
||||
@section Get GIT
|
||||
|
||||
You can get git from @url{http://git-scm.com/}
|
||||
Most distribution and operating system provide a package for it.
|
||||
|
||||
|
||||
@section Cloning the source tree
|
||||
|
||||
@example
|
||||
git clone git://source.ffmpeg.org/ffmpeg <target>
|
||||
@end example
|
||||
|
||||
This will put the FFmpeg sources into the directory @var{<target>}.
|
||||
|
||||
@example
|
||||
git clone git@@source.ffmpeg.org:ffmpeg <target>
|
||||
@end example
|
||||
|
||||
This will put the FFmpeg sources into the directory @var{<target>} and let
|
||||
you push back your changes to the remote repository.
|
||||
|
||||
Make sure that you do not have Windows line endings in your checkouts,
|
||||
otherwise you may experience spurious compilation failures. One way to
|
||||
achieve this is to run
|
||||
|
||||
@example
|
||||
git config --global core.autocrlf false
|
||||
@end example
|
||||
|
||||
|
||||
@section Updating the source tree to the latest revision
|
||||
|
||||
@example
|
||||
git pull (--rebase)
|
||||
@end example
|
||||
|
||||
pulls in the latest changes from the tracked branch. The tracked branch
|
||||
can be remote. By default the master branch tracks the branch master in
|
||||
the remote origin.
|
||||
|
||||
@float IMPORTANT
|
||||
@command{--rebase} (see below) is recommended.
|
||||
@end float
|
||||
|
||||
@section Rebasing your local branches
|
||||
|
||||
@example
|
||||
git pull --rebase
|
||||
@end example
|
||||
|
||||
fetches the changes from the main repository and replays your local commits
|
||||
over it. This is required to keep all your local changes at the top of
|
||||
FFmpeg's master tree. The master tree will reject pushes with merge commits.
|
||||
|
||||
|
||||
@section Adding/removing files/directories
|
||||
|
||||
@example
|
||||
git add [-A] <filename/dirname>
|
||||
git rm [-r] <filename/dirname>
|
||||
@end example
|
||||
|
||||
GIT needs to get notified of all changes you make to your working
|
||||
directory that makes files appear or disappear.
|
||||
Line moves across files are automatically tracked.
|
||||
|
||||
|
||||
@section Showing modifications
|
||||
|
||||
@example
|
||||
git diff <filename(s)>
|
||||
@end example
|
||||
|
||||
will show all local modifications in your working directory as unified diff.
|
||||
|
||||
|
||||
@section Inspecting the changelog
|
||||
|
||||
@example
|
||||
git log <filename(s)>
|
||||
@end example
|
||||
|
||||
You may also use the graphical tools like gitview or gitk or the web
|
||||
interface available at http://source.ffmpeg.org/
|
||||
|
||||
@section Checking source tree status
|
||||
|
||||
@example
|
||||
git status
|
||||
@end example
|
||||
|
||||
detects all the changes you made and lists what actions will be taken in case
|
||||
of a commit (additions, modifications, deletions, etc.).
|
||||
|
||||
|
||||
@section Committing
|
||||
|
||||
@example
|
||||
git diff --check
|
||||
@end example
|
||||
|
||||
to double check your changes before committing them to avoid trouble later
|
||||
on. All experienced developers do this on each and every commit, no matter
|
||||
how small.
|
||||
Every one of them has been saved from looking like a fool by this many times.
|
||||
It's very easy for stray debug output or cosmetic modifications to slip in,
|
||||
please avoid problems through this extra level of scrutiny.
|
||||
|
||||
For cosmetics-only commits you should get (almost) empty output from
|
||||
|
||||
@example
|
||||
git diff -w -b <filename(s)>
|
||||
@end example
|
||||
|
||||
Also check the output of
|
||||
|
||||
@example
|
||||
git status
|
||||
@end example
|
||||
|
||||
to make sure you don't have untracked files or deletions.
|
||||
|
||||
@example
|
||||
git add [-i|-p|-A] <filenames/dirnames>
|
||||
@end example
|
||||
|
||||
Make sure you have told git your name and email address
|
||||
|
||||
@example
|
||||
git config --global user.name "My Name"
|
||||
git config --global user.email my@@email.invalid
|
||||
@end example
|
||||
|
||||
Use @var{--global} to set the global configuration for all your git checkouts.
|
||||
|
||||
Git will select the changes to the files for commit. Optionally you can use
|
||||
the interactive or the patch mode to select hunk by hunk what should be
|
||||
added to the commit.
|
||||
|
||||
|
||||
@example
|
||||
git commit
|
||||
@end example
|
||||
|
||||
Git will commit the selected changes to your current local branch.
|
||||
|
||||
You will be prompted for a log message in an editor, which is either
|
||||
set in your personal configuration file through
|
||||
|
||||
@example
|
||||
git config --global core.editor
|
||||
@end example
|
||||
|
||||
or set by one of the following environment variables:
|
||||
@var{GIT_EDITOR}, @var{VISUAL} or @var{EDITOR}.
|
||||
|
||||
Log messages should be concise but descriptive. Explain why you made a change,
|
||||
what you did will be obvious from the changes themselves most of the time.
|
||||
Saying just "bug fix" or "10l" is bad. Remember that people of varying skill
|
||||
levels look at and educate themselves while reading through your code. Don't
|
||||
include filenames in log messages, Git provides that information.
|
||||
|
||||
Possibly make the commit message have a terse, descriptive first line, an
|
||||
empty line and then a full description. The first line will be used to name
|
||||
the patch by git format-patch.
|
||||
|
||||
@section Preparing a patchset
|
||||
|
||||
@example
|
||||
git format-patch <commit> [-o directory]
|
||||
@end example
|
||||
|
||||
will generate a set of patches for each commit between @var{<commit>} and
|
||||
current @var{HEAD}. E.g.
|
||||
|
||||
@example
|
||||
git format-patch origin/master
|
||||
@end example
|
||||
|
||||
will generate patches for all commits on current branch which are not
|
||||
present in upstream.
|
||||
A useful shortcut is also
|
||||
|
||||
@example
|
||||
git format-patch -n
|
||||
@end example
|
||||
|
||||
which will generate patches from last @var{n} commits.
|
||||
By default the patches are created in the current directory.
|
||||
|
||||
@section Sending patches for review
|
||||
|
||||
@example
|
||||
git send-email <commit list|directory>
|
||||
@end example
|
||||
|
||||
will send the patches created by @command{git format-patch} or directly
|
||||
generates them. All the email fields can be configured in the global/local
|
||||
configuration or overridden by command line.
|
||||
Note that this tool must often be installed separately (e.g. @var{git-email}
|
||||
package on Debian-based distros).
|
||||
|
||||
|
||||
@section Renaming/moving/copying files or contents of files
|
||||
|
||||
Git automatically tracks such changes, making those normal commits.
|
||||
|
||||
@example
|
||||
mv/cp path/file otherpath/otherfile
|
||||
git add [-A] .
|
||||
git commit
|
||||
@end example
|
||||
|
||||
|
||||
@chapter FFmpeg specific
|
||||
|
||||
@section Reverting broken commits
|
||||
|
||||
@example
|
||||
git reset <commit>
|
||||
@end example
|
||||
|
||||
@command{git reset} will uncommit the changes till @var{<commit>} rewriting
|
||||
the current branch history.
|
||||
|
||||
@example
|
||||
git commit --amend
|
||||
@end example
|
||||
|
||||
allows to amend the last commit details quickly.
|
||||
|
||||
@example
|
||||
git rebase -i origin/master
|
||||
@end example
|
||||
|
||||
will replay local commits over the main repository allowing to edit, merge
|
||||
or remove some of them in the process.
|
||||
|
||||
@float NOTE
|
||||
@command{git reset}, @command{git commit --amend} and @command{git rebase}
|
||||
rewrite history, so you should use them ONLY on your local or topic branches.
|
||||
The main repository will reject those changes.
|
||||
@end float
|
||||
|
||||
@example
|
||||
git revert <commit>
|
||||
@end example
|
||||
|
||||
@command{git revert} will generate a revert commit. This will not make the
|
||||
faulty commit disappear from the history.
|
||||
|
||||
@section Pushing changes to remote trees
|
||||
|
||||
@example
|
||||
git push
|
||||
@end example
|
||||
|
||||
Will push the changes to the default remote (@var{origin}).
|
||||
Git will prevent you from pushing changes if the local and remote trees are
|
||||
out of sync. Refer to and to sync the local tree.
|
||||
|
||||
@example
|
||||
git remote add <name> <url>
|
||||
@end example
|
||||
|
||||
Will add additional remote with a name reference, it is useful if you want
|
||||
to push your local branch for review on a remote host.
|
||||
|
||||
@example
|
||||
git push <remote> <refspec>
|
||||
@end example
|
||||
|
||||
Will push the changes to the @var{<remote>} repository.
|
||||
Omitting @var{<refspec>} makes @command{git push} update all the remote
|
||||
branches matching the local ones.
|
||||
|
||||
@section Finding a specific svn revision
|
||||
|
||||
Since version 1.7.1 git supports @var{:/foo} syntax for specifying commits
|
||||
based on a regular expression. see man gitrevisions
|
||||
|
||||
@example
|
||||
git show :/'as revision 23456'
|
||||
@end example
|
||||
|
||||
will show the svn changeset @var{r23456}. With older git versions searching in
|
||||
the @command{git log} output is the easiest option (especially if a pager with
|
||||
search capabilities is used).
|
||||
This commit can be checked out with
|
||||
|
||||
@example
|
||||
git checkout -b svn_23456 :/'as revision 23456'
|
||||
@end example
|
||||
|
||||
or for git < 1.7.1 with
|
||||
|
||||
@example
|
||||
git checkout -b svn_23456 $SHA1
|
||||
@end example
|
||||
|
||||
where @var{$SHA1} is the commit hash from the @command{git log} output.
|
||||
|
||||
@chapter Server Issues
|
||||
|
||||
Contact the project admins @email{root@@ffmpeg.org} if you have technical
|
||||
problems with the GIT server.
|
@@ -39,17 +39,16 @@ I. BASICS:
|
||||
|
||||
0. Get GIT:
|
||||
|
||||
Most distributions have a git package, if not
|
||||
You can get git from http://git-scm.com/
|
||||
|
||||
|
||||
1. Cloning the source tree:
|
||||
|
||||
git clone git://source.ffmpeg.org/ffmpeg <target>
|
||||
git clone git://git.videolan.org/ffmpeg <target>
|
||||
|
||||
This will put the FFmpeg sources into the directory <target>.
|
||||
|
||||
git clone git@source.ffmpeg.org:ffmpeg <target>
|
||||
git clone git@git.videolan.org:ffmpeg <target>
|
||||
|
||||
This will put the FFmpeg sources into the directory <target> and let
|
||||
you push back your changes to the remote repository.
|
||||
@@ -98,7 +97,7 @@ I. BASICS:
|
||||
git log <filename(s)>
|
||||
|
||||
You may also use the graphical tools like gitview or gitk or the web
|
||||
interface available at http://source.ffmpeg.org
|
||||
interface available at http://git.videolan.org
|
||||
|
||||
6. Checking source tree status:
|
||||
|
||||
@@ -206,19 +205,8 @@ I. BASICS:
|
||||
|
||||
git format-patch <commit> [-o directory]
|
||||
|
||||
will generate a set of patches for each commit between <commit> and
|
||||
current HEAD. E.g.
|
||||
|
||||
git format-patch origin/master
|
||||
|
||||
will generate patches for all commits on current branch which are not
|
||||
present in upstream.
|
||||
A useful shortcut is also
|
||||
|
||||
git format-patch -n
|
||||
|
||||
which will generate patches from last n commits.
|
||||
By default the patches are created in the current directory.
|
||||
will generate a set of patches out of the current branch starting from
|
||||
commit. By default the patches are created in the current directory.
|
||||
|
||||
11. Sending patches for review
|
||||
|
||||
@@ -227,8 +215,6 @@ I. BASICS:
|
||||
will send the patches created by git format-patch or directly generates
|
||||
them. All the email fields can be configured in the global/local
|
||||
configuration or overridden by command line.
|
||||
Note that this tool must often be installed separately (e.g. git-email
|
||||
package on Debian-based distros).
|
||||
|
||||
12. Pushing changes to remote trees
|
||||
|
||||
|
444
doc/indevs.texi
444
doc/indevs.texi
@@ -42,7 +42,7 @@ specify card number or identifier, device number and subdevice number
|
||||
To see the list of cards currently recognized by your system check the
|
||||
files @file{/proc/asound/cards} and @file{/proc/asound/devices}.
|
||||
|
||||
For example to capture with @command{ffmpeg} from an ALSA device with
|
||||
For example to capture with @file{ffmpeg} from an ALSA device with
|
||||
card id 0, you may run the command:
|
||||
@example
|
||||
ffmpeg -f alsa -i hw:0 alsaout.wav
|
||||
@@ -55,101 +55,6 @@ For more information see:
|
||||
|
||||
BSD video input device.
|
||||
|
||||
@section dshow
|
||||
|
||||
Windows DirectShow input device.
|
||||
|
||||
DirectShow support is enabled when FFmpeg is built with the mingw-w64 project.
|
||||
Currently only audio and video devices are supported.
|
||||
|
||||
Multiple devices may be opened as separate inputs, but they may also be
|
||||
opened on the same input, which should improve synchronism between them.
|
||||
|
||||
The input name should be in the format:
|
||||
|
||||
@example
|
||||
@var{TYPE}=@var{NAME}[:@var{TYPE}=@var{NAME}]
|
||||
@end example
|
||||
|
||||
where @var{TYPE} can be either @var{audio} or @var{video},
|
||||
and @var{NAME} is the device's name.
|
||||
|
||||
@subsection Options
|
||||
|
||||
If no options are specified, the device's defaults are used.
|
||||
If the device does not support the requested options, it will
|
||||
fail to open.
|
||||
|
||||
@table @option
|
||||
|
||||
@item video_size
|
||||
Set the video size in the captured video.
|
||||
|
||||
@item framerate
|
||||
Set the framerate in the captured video.
|
||||
|
||||
@item sample_rate
|
||||
Set the sample rate (in Hz) of the captured audio.
|
||||
|
||||
@item sample_size
|
||||
Set the sample size (in bits) of the captured audio.
|
||||
|
||||
@item channels
|
||||
Set the number of channels in the captured audio.
|
||||
|
||||
@item list_devices
|
||||
If set to @option{true}, print a list of devices and exit.
|
||||
|
||||
@item list_options
|
||||
If set to @option{true}, print a list of selected device's options
|
||||
and exit.
|
||||
|
||||
@item video_device_number
|
||||
Set video device number for devices with same name (starts at 0,
|
||||
defaults to 0).
|
||||
|
||||
@item audio_device_number
|
||||
Set audio device number for devices with same name (starts at 0,
|
||||
defaults to 0).
|
||||
|
||||
@end table
|
||||
|
||||
@subsection Examples
|
||||
|
||||
@itemize
|
||||
|
||||
@item
|
||||
Print the list of DirectShow supported devices and exit:
|
||||
@example
|
||||
$ ffmpeg -list_devices true -f dshow -i dummy
|
||||
@end example
|
||||
|
||||
@item
|
||||
Open video device @var{Camera}:
|
||||
@example
|
||||
$ ffmpeg -f dshow -i video="Camera"
|
||||
@end example
|
||||
|
||||
@item
|
||||
Open second video device with name @var{Camera}:
|
||||
@example
|
||||
$ ffmpeg -f dshow -video_device_number 1 -i video="Camera"
|
||||
@end example
|
||||
|
||||
@item
|
||||
Open video device @var{Camera} and audio device @var{Microphone}:
|
||||
@example
|
||||
$ ffmpeg -f dshow -i video="Camera":audio="Microphone"
|
||||
@end example
|
||||
|
||||
@item
|
||||
Print the list of supported options in selected device and exit:
|
||||
@example
|
||||
$ ffmpeg -list_options true -f dshow -i video="Camera"
|
||||
@end example
|
||||
|
||||
@end itemize
|
||||
|
||||
@section dv1394
|
||||
|
||||
Linux DV 1394 input device.
|
||||
@@ -167,14 +72,14 @@ For more detailed information read the file
|
||||
Documentation/fb/framebuffer.txt included in the Linux source tree.
|
||||
|
||||
To record from the framebuffer device @file{/dev/fb0} with
|
||||
@command{ffmpeg}:
|
||||
@file{ffmpeg}:
|
||||
@example
|
||||
ffmpeg -f fbdev -r 10 -i /dev/fb0 out.avi
|
||||
@end example
|
||||
|
||||
You can take a single screenshot image with the command:
|
||||
@example
|
||||
ffmpeg -f fbdev -frames:v 1 -r 1 -i /dev/fb0 screenshot.jpeg
|
||||
ffmpeg -f fbdev -vframes 1 -r 1 -i /dev/fb0 screenshot.jpeg
|
||||
@end example
|
||||
|
||||
See also @url{http://linux-fbdev.sourceforge.net/}, and fbset(1).
|
||||
@@ -196,15 +101,15 @@ device.
|
||||
Once you have created one or more JACK readable clients, you need to
|
||||
connect them to one or more JACK writable clients.
|
||||
|
||||
To connect or disconnect JACK clients you can use the @command{jack_connect}
|
||||
and @command{jack_disconnect} programs, or do it through a graphical interface,
|
||||
for example with @command{qjackctl}.
|
||||
To connect or disconnect JACK clients you can use the
|
||||
@file{jack_connect} and @file{jack_disconnect} programs, or do it
|
||||
through a graphical interface, for example with @file{qjackctl}.
|
||||
|
||||
To list the JACK clients and their properties you can invoke the command
|
||||
@command{jack_lsp}.
|
||||
@file{jack_lsp}.
|
||||
|
||||
Follows an example which shows how to capture a JACK readable client
|
||||
with @command{ffmpeg}.
|
||||
with @file{ffmpeg}.
|
||||
@example
|
||||
# Create a JACK writable client with name "ffmpeg".
|
||||
$ ffmpeg -f jack -i ffmpeg -y out.wav
|
||||
@@ -228,165 +133,10 @@ $ jack_connect metro:120_bpm ffmpeg:input_1
|
||||
For more information read:
|
||||
@url{http://jackaudio.org/}
|
||||
|
||||
@section lavfi
|
||||
|
||||
Libavfilter input virtual device.
|
||||
|
||||
This input device reads data from the open output pads of a libavfilter
|
||||
filtergraph.
|
||||
|
||||
For each filtergraph open output, the input device will create a
|
||||
corresponding stream which is mapped to the generated output. Currently
|
||||
only video data is supported. The filtergraph is specified through the
|
||||
option @option{graph}.
|
||||
|
||||
@subsection Options
|
||||
|
||||
@table @option
|
||||
|
||||
@item graph
|
||||
Specify the filtergraph to use as input. Each video open output must be
|
||||
labelled by a unique string of the form "out@var{N}", where @var{N} is a
|
||||
number starting from 0 corresponding to the mapped input stream
|
||||
generated by the device.
|
||||
The first unlabelled output is automatically assigned to the "out0"
|
||||
label, but all the others need to be specified explicitly.
|
||||
|
||||
If not specified defaults to the filename specified for the input
|
||||
device.
|
||||
@end table
|
||||
|
||||
@subsection Examples
|
||||
|
||||
@itemize
|
||||
@item
|
||||
Create a color video stream and play it back with @command{ffplay}:
|
||||
@example
|
||||
ffplay -f lavfi -graph "color=pink [out0]" dummy
|
||||
@end example
|
||||
|
||||
@item
|
||||
As the previous example, but use filename for specifying the graph
|
||||
description, and omit the "out0" label:
|
||||
@example
|
||||
ffplay -f lavfi color=pink
|
||||
@end example
|
||||
|
||||
@item
|
||||
Create three different video test filtered sources and play them:
|
||||
@example
|
||||
ffplay -f lavfi -graph "testsrc [out0]; testsrc,hflip [out1]; testsrc,negate [out2]" test3
|
||||
@end example
|
||||
|
||||
@item
|
||||
Read an audio stream from a file using the amovie source and play it
|
||||
back with @command{ffplay}:
|
||||
@example
|
||||
ffplay -f lavfi "amovie=test.wav"
|
||||
@end example
|
||||
|
||||
@item
|
||||
Read an audio stream and a video stream and play it back with
|
||||
@command{ffplay}:
|
||||
@example
|
||||
ffplay -f lavfi "movie=test.avi[out0];amovie=test.wav[out1]"
|
||||
@end example
|
||||
|
||||
@end itemize
|
||||
|
||||
@section libdc1394
|
||||
|
||||
IIDC1394 input device, based on libdc1394 and libraw1394.
|
||||
|
||||
@section openal
|
||||
|
||||
The OpenAL input device provides audio capture on all systems with a
|
||||
working OpenAL 1.1 implementation.
|
||||
|
||||
To enable this input device during configuration, you need OpenAL
|
||||
headers and libraries installed on your system, and need to configure
|
||||
FFmpeg with @code{--enable-openal}.
|
||||
|
||||
OpenAL headers and libraries should be provided as part of your OpenAL
|
||||
implementation, or as an additional download (an SDK). Depending on your
|
||||
installation you may need to specify additional flags via the
|
||||
@code{--extra-cflags} and @code{--extra-ldflags} for allowing the build
|
||||
system to locate the OpenAL headers and libraries.
|
||||
|
||||
An incomplete list of OpenAL implementations follows:
|
||||
|
||||
@table @strong
|
||||
@item Creative
|
||||
The official Windows implementation, providing hardware acceleration
|
||||
with supported devices and software fallback.
|
||||
See @url{http://openal.org/}.
|
||||
@item OpenAL Soft
|
||||
Portable, open source (LGPL) software implementation. Includes
|
||||
backends for the most common sound APIs on the Windows, Linux,
|
||||
Solaris, and BSD operating systems.
|
||||
See @url{http://kcat.strangesoft.net/openal.html}.
|
||||
@item Apple
|
||||
OpenAL is part of Core Audio, the official Mac OS X Audio interface.
|
||||
See @url{http://developer.apple.com/technologies/mac/audio-and-video.html}
|
||||
@end table
|
||||
|
||||
This device allows to capture from an audio input device handled
|
||||
through OpenAL.
|
||||
|
||||
You need to specify the name of the device to capture in the provided
|
||||
filename. If the empty string is provided, the device will
|
||||
automatically select the default device. You can get the list of the
|
||||
supported devices by using the option @var{list_devices}.
|
||||
|
||||
@subsection Options
|
||||
|
||||
@table @option
|
||||
|
||||
@item channels
|
||||
Set the number of channels in the captured audio. Only the values
|
||||
@option{1} (monaural) and @option{2} (stereo) are currently supported.
|
||||
Defaults to @option{2}.
|
||||
|
||||
@item sample_size
|
||||
Set the sample size (in bits) of the captured audio. Only the values
|
||||
@option{8} and @option{16} are currently supported. Defaults to
|
||||
@option{16}.
|
||||
|
||||
@item sample_rate
|
||||
Set the sample rate (in Hz) of the captured audio.
|
||||
Defaults to @option{44.1k}.
|
||||
|
||||
@item list_devices
|
||||
If set to @option{true}, print a list of devices and exit.
|
||||
Defaults to @option{false}.
|
||||
|
||||
@end table
|
||||
|
||||
@subsection Examples
|
||||
|
||||
Print the list of OpenAL supported devices and exit:
|
||||
@example
|
||||
$ ffmpeg -list_devices true -f openal -i dummy out.ogg
|
||||
@end example
|
||||
|
||||
Capture from the OpenAL device @file{DR-BT101 via PulseAudio}:
|
||||
@example
|
||||
$ ffmpeg -f openal -i 'DR-BT101 via PulseAudio' out.ogg
|
||||
@end example
|
||||
|
||||
Capture from the default device (note the empty string '' as filename):
|
||||
@example
|
||||
$ ffmpeg -f openal -i '' out.ogg
|
||||
@end example
|
||||
|
||||
Capture from two devices simultaneously, writing to two different files,
|
||||
within the same @command{ffmpeg} command:
|
||||
@example
|
||||
$ ffmpeg -f openal -i 'DR-BT101 via PulseAudio' out1.ogg -f openal -i 'ALSA Default' out2.ogg
|
||||
@end example
|
||||
Note: not all OpenAL implementations support multiple simultaneous capture -
|
||||
try the latest OpenAL Soft if the above does not work.
|
||||
|
||||
@section oss
|
||||
|
||||
Open Sound System input device.
|
||||
@@ -395,7 +145,7 @@ The filename to provide to the input device is the device node
|
||||
representing the OSS input device, and is usually set to
|
||||
@file{/dev/dsp}.
|
||||
|
||||
For example to grab from @file{/dev/dsp} using @command{ffmpeg} use the
|
||||
For example to grab from @file{/dev/dsp} using @file{ffmpeg} use the
|
||||
command:
|
||||
@example
|
||||
ffmpeg -f oss -i /dev/dsp /tmp/oss.wav
|
||||
@@ -404,89 +154,6 @@ ffmpeg -f oss -i /dev/dsp /tmp/oss.wav
|
||||
For more information about OSS see:
|
||||
@url{http://manuals.opensound.com/usersguide/dsp.html}
|
||||
|
||||
@section pulse
|
||||
|
||||
pulseaudio input device.
|
||||
|
||||
To enable this input device during configuration you need libpulse-simple
|
||||
installed in your system.
|
||||
|
||||
The filename to provide to the input device is a source device or the
|
||||
string "default"
|
||||
|
||||
To list the pulse source devices and their properties you can invoke
|
||||
the command @command{pactl list sources}.
|
||||
|
||||
@example
|
||||
ffmpeg -f pulse -i default /tmp/pulse.wav
|
||||
@end example
|
||||
|
||||
@subsection @var{server} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-server @var{server name}
|
||||
@end example
|
||||
|
||||
Connects to a specific server.
|
||||
|
||||
@subsection @var{name} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-name @var{application name}
|
||||
@end example
|
||||
|
||||
Specify the application name pulse will use when showing active clients,
|
||||
by default it is the LIBAVFORMAT_IDENT string
|
||||
|
||||
@subsection @var{stream_name} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-stream_name @var{stream name}
|
||||
@end example
|
||||
|
||||
Specify the stream name pulse will use when showing active streams,
|
||||
by default it is "record"
|
||||
|
||||
@subsection @var{sample_rate} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-sample_rate @var{samplerate}
|
||||
@end example
|
||||
|
||||
Specify the samplerate in Hz, by default 48kHz is used.
|
||||
|
||||
@subsection @var{channels} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-channels @var{N}
|
||||
@end example
|
||||
|
||||
Specify the channels in use, by default 2 (stereo) is set.
|
||||
|
||||
@subsection @var{frame_size} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-frame_size @var{bytes}
|
||||
@end example
|
||||
|
||||
Specify the number of byte per frame, by default it is set to 1024.
|
||||
|
||||
@subsection @var{fragment_size} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-fragment_size @var{bytes}
|
||||
@end example
|
||||
|
||||
Specify the minimal buffering fragment in pulseaudio, it will affect the
|
||||
audio latency. By default it is unset.
|
||||
|
||||
@section sndio
|
||||
|
||||
sndio input device.
|
||||
@@ -498,15 +165,15 @@ The filename to provide to the input device is the device node
|
||||
representing the sndio input device, and is usually set to
|
||||
@file{/dev/audio0}.
|
||||
|
||||
For example to grab from @file{/dev/audio0} using @command{ffmpeg} use the
|
||||
For example to grab from @file{/dev/audio0} using @file{ffmpeg} use the
|
||||
command:
|
||||
@example
|
||||
ffmpeg -f sndio -i /dev/audio0 /tmp/oss.wav
|
||||
@end example
|
||||
|
||||
@section video4linux2
|
||||
@section video4linux and video4linux2
|
||||
|
||||
Video4Linux2 input video device.
|
||||
Video4Linux and Video4Linux2 input video devices.
|
||||
|
||||
The name of the device to grab is a file device node, usually Linux
|
||||
systems tend to automatically create such nodes when the device
|
||||
@@ -514,33 +181,35 @@ systems tend to automatically create such nodes when the device
|
||||
kind @file{/dev/video@var{N}}, where @var{N} is a number associated to
|
||||
the device.
|
||||
|
||||
Video4Linux2 devices usually support a limited set of
|
||||
Video4Linux and Video4Linux2 devices only support a limited set of
|
||||
@var{width}x@var{height} sizes and framerates. You can check which are
|
||||
supported using @command{-list_formats all} for Video4Linux2 devices.
|
||||
supported for example with the command @file{dov4l} for Video4Linux
|
||||
devices and the command @file{v4l-info} for Video4Linux2 devices.
|
||||
|
||||
Some usage examples of the video4linux2 devices with ffmpeg and ffplay:
|
||||
If the size for the device is set to 0x0, the input device will
|
||||
try to autodetect the size to use.
|
||||
Only for the video4linux2 device, if the frame rate is set to 0/0 the
|
||||
input device will use the frame rate value already set in the driver.
|
||||
|
||||
The time base for the timestamps is 1 microsecond. Depending on the kernel
|
||||
version and configuration, the timestamps may be derived from the real time
|
||||
clock (origin at the Unix Epoch) or the monotonic clock (origin usually at
|
||||
boot time, unaffected by NTP or manual changes to the clock). The
|
||||
@option{-timestamps abs} or @option{-ts abs} option can be used to force
|
||||
conversion into the real time clock.
|
||||
Video4Linux support is deprecated since Linux 2.6.30, and will be
|
||||
dropped in later versions.
|
||||
|
||||
Note that if FFmpeg is build with v4l-utils support ("--enable-libv4l2"
|
||||
option), it will always be used.
|
||||
Follow some usage examples of the video4linux devices with the ff*
|
||||
tools.
|
||||
@example
|
||||
# Grab and show the input of a video4linux2 device.
|
||||
ffplay -f video4linux2 -framerate 30 -video_size hd720 /dev/video0
|
||||
# Grab and show the input of a video4linux device, frame rate is set
|
||||
# to the default of 25/1.
|
||||
ffplay -s 320x240 -f video4linux /dev/video0
|
||||
|
||||
# Grab and record the input of a video4linux2 device, leave the
|
||||
framerate and size as previously set.
|
||||
ffmpeg -f video4linux2 -input_format mjpeg -i /dev/video0 out.mpeg
|
||||
# Grab and show the input of a video4linux2 device, autoadjust size.
|
||||
ffplay -f video4linux2 /dev/video0
|
||||
|
||||
# Grab and record the input of a video4linux2 device, autoadjust size,
|
||||
# frame rate value defaults to 0/0 so it is read from the video4linux2
|
||||
# driver.
|
||||
ffmpeg -f video4linux2 -i /dev/video0 out.mpeg
|
||||
@end example
|
||||
|
||||
"v4l" and "v4l2" can be used as aliases for the respective "video4linux" and
|
||||
"video4linux2".
|
||||
|
||||
@section vfwcap
|
||||
|
||||
VfW (Video for Windows) capture input device.
|
||||
@@ -562,7 +231,7 @@ The filename passed as input has the syntax:
|
||||
|
||||
@var{hostname}:@var{display_number}.@var{screen_number} specifies the
|
||||
X11 display name of the screen to grab from. @var{hostname} can be
|
||||
omitted, and defaults to "localhost". The environment variable
|
||||
ommitted, and defaults to "localhost". The environment variable
|
||||
@env{DISPLAY} contains the default display name.
|
||||
|
||||
@var{x_offset} and @var{y_offset} specify the offsets of the grabbed
|
||||
@@ -571,54 +240,15 @@ default to 0.
|
||||
|
||||
Check the X11 documentation (e.g. man X) for more detailed information.
|
||||
|
||||
Use the @command{dpyinfo} program for getting basic information about the
|
||||
Use the @file{dpyinfo} program for getting basic information about the
|
||||
properties of your X11 display (e.g. grep for "name" or "dimensions").
|
||||
|
||||
For example to grab from @file{:0.0} using @command{ffmpeg}:
|
||||
For example to grab from @file{:0.0} using @file{ffmpeg}:
|
||||
@example
|
||||
ffmpeg -f x11grab -r 25 -s cif -i :0.0 out.mpg
|
||||
|
||||
# Grab at position 10,20.
|
||||
ffmpeg -f x11grab -r 25 -s cif -i :0.0+10,20 out.mpg
|
||||
@end example
|
||||
|
||||
@subsection @var{follow_mouse} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-follow_mouse centered|@var{PIXELS}
|
||||
@end example
|
||||
|
||||
When it is specified with "centered", the grabbing region follows the mouse
|
||||
pointer and keeps the pointer at the center of region; otherwise, the region
|
||||
follows only when the mouse pointer reaches within @var{PIXELS} (greater than
|
||||
zero) to the edge of region.
|
||||
|
||||
For example:
|
||||
@example
|
||||
ffmpeg -f x11grab -follow_mouse centered -r 25 -s cif -i :0.0 out.mpg
|
||||
|
||||
# Follows only when the mouse pointer reaches within 100 pixels to edge
|
||||
ffmpeg -f x11grab -follow_mouse 100 -r 25 -s cif -i :0.0 out.mpg
|
||||
@end example
|
||||
|
||||
@subsection @var{show_region} AVOption
|
||||
|
||||
The syntax is:
|
||||
@example
|
||||
-show_region 1
|
||||
@end example
|
||||
|
||||
If @var{show_region} AVOption is specified with @var{1}, then the grabbing
|
||||
region will be indicated on screen. With this option, it's easy to know what is
|
||||
being grabbed if only a portion of the screen is grabbed.
|
||||
|
||||
For example:
|
||||
@example
|
||||
ffmpeg -f x11grab -show_region 1 -r 25 -s cif -i :0.0+10,20 out.mpg
|
||||
|
||||
# With follow_mouse
|
||||
ffmpeg -f x11grab -follow_mouse centered -show_region 1 -r 25 -s cif -i :0.0 out.mpg
|
||||
ffmpeg -f x11grab -25 -s cif -i :0.0+10,20 out.mpg
|
||||
@end example
|
||||
|
||||
@c man end INPUT DEVICES
|
||||
|
@@ -5,42 +5,32 @@ NOTE: This is a draft.
|
||||
|
||||
Overview:
|
||||
---------
|
||||
|
||||
FFmpeg uses Trac for tracking issues, new issues and changes to
|
||||
existing issues can be done through a web interface.
|
||||
|
||||
Issues can be different kinds of things we want to keep track of
|
||||
but that do not belong into the source tree itself. This includes
|
||||
bug reports, patches, feature requests and license violations. We
|
||||
might add more items to this list in the future, so feel free to
|
||||
propose a new `type of issue' on the ffmpeg-devel mailing list if
|
||||
you feel it is worth tracking.
|
||||
|
||||
It is possible to subscribe to individual issues by adding yourself to the
|
||||
Cc list or to subscribe to the ffmpeg-trac mailing list which receives
|
||||
a mail for every change to every issue.
|
||||
nosy list or to subscribe to the ffmpeg-issues mailing list which receives
|
||||
a mail for every change to every issue. Replies to such mails will also
|
||||
be properly added to the respective issue.
|
||||
(the above does all work already after light testing)
|
||||
|
||||
The subscription URL for the ffmpeg-trac list is:
|
||||
http(s)://ffmpeg.org/mailman/listinfo/ffmpeg-trac
|
||||
The URL of the webinterface of the tracker is:
|
||||
http(s)://trac.ffmpeg.org
|
||||
http(s)://ffmpeg.org/trac/ffmpeg
|
||||
|
||||
NOTE: issue = (bug report || patch || feature request)
|
||||
|
||||
Type:
|
||||
-----
|
||||
bug / defect
|
||||
bug
|
||||
An error, flaw, mistake, failure, or fault in FFmpeg or libav* that
|
||||
prevents it from behaving as intended.
|
||||
|
||||
feature request / enhancement
|
||||
feature request
|
||||
Request of support for encoding or decoding of a new codec, container
|
||||
or variant.
|
||||
Request of support for more, less or plain different output or behavior
|
||||
where the current implementation cannot be considered wrong.
|
||||
|
||||
license violation
|
||||
ticket to keep track of (L)GPL violations of ffmpeg by others
|
||||
|
||||
patch
|
||||
A patch as generated by diff which conforms to the patch submission and
|
||||
development policy.
|
||||
@@ -61,8 +51,6 @@ important
|
||||
the separation to normal is somewhat fuzzy.
|
||||
For feature requests this priority would be used for things many people
|
||||
want.
|
||||
Regressions also should be marked as important, regressions are bugs that
|
||||
don't exist in a past revision or another branch.
|
||||
|
||||
normal
|
||||
|
||||
@@ -92,17 +80,6 @@ closed
|
||||
final state
|
||||
|
||||
|
||||
Analyzed flag:
|
||||
--------------
|
||||
Bugs which have been analyzed and where it is understood what causes them
|
||||
and which exact chain of events triggers them. This analysis should be
|
||||
available as a message in the bug report.
|
||||
Note, do not change the status to analyzed without also providing a clear
|
||||
and understandable analysis.
|
||||
This state implicates that the bug either has been reproduced or that
|
||||
reproduction is not needed as the bug is already understood.
|
||||
|
||||
|
||||
Type/Status/Substatus:
|
||||
----------
|
||||
*/new/new
|
||||
@@ -130,6 +107,24 @@ Type/Status/Substatus:
|
||||
Issues for which some information has been requested by the developers,
|
||||
but which has not been provided by anyone within reasonable time.
|
||||
|
||||
bug/open/reproduced
|
||||
Bugs which have been reproduced.
|
||||
|
||||
bug/open/analyzed
|
||||
Bugs which have been analyzed and where it is understood what causes them
|
||||
and which exact chain of events triggers them. This analysis should be
|
||||
available as a message in the bug report.
|
||||
Note, do not change the status to analyzed without also providing a clear
|
||||
and understandable analysis.
|
||||
This state implicates that the bug either has been reproduced or that
|
||||
reproduction is not needed as the bug is already understood.
|
||||
|
||||
bug/open/needs_more_info
|
||||
Bug reports which are incomplete and or where more information is needed
|
||||
from the submitter or another person who can provide it.
|
||||
This state implicates that the bug has not been analyzed or reproduced.
|
||||
Note, the idea behind needs_more_info is to offload work from the
|
||||
developers to the users whenever possible.
|
||||
|
||||
bug/closed/fixed
|
||||
Bugs which have to the best of our knowledge been fixed.
|
||||
@@ -163,6 +158,10 @@ patch/closed/applied
|
||||
patch/closed/rejected
|
||||
Patches which have been rejected.
|
||||
|
||||
feature_request/open/needs_more_info
|
||||
Feature requests where it is not clear what exactly is wanted
|
||||
(these also could be closed as invalid ...).
|
||||
|
||||
feature_request/closed/implemented
|
||||
Feature requests which have been implemented.
|
||||
|
||||
@@ -174,10 +173,12 @@ Note, please do not use type-status-substatus combinations other than the
|
||||
above without asking on ffmpeg-dev first!
|
||||
|
||||
Note2, if you provide the requested info do not forget to remove the
|
||||
needs_more_info substatus.
|
||||
needs_more_info substate.
|
||||
|
||||
Component:
|
||||
----------
|
||||
Topic:
|
||||
------
|
||||
A topic is a tag you should add to your issue in order to make grouping them
|
||||
easier.
|
||||
|
||||
avcodec
|
||||
issues in libavcodec/*
|
||||
@@ -197,9 +198,6 @@ ffmpeg
|
||||
ffplay
|
||||
issues in or related to ffplay.c
|
||||
|
||||
ffprobe
|
||||
issues in or related to ffprobe.c
|
||||
|
||||
ffserver
|
||||
issues in or related to ffserver.c
|
||||
|
||||
@@ -207,7 +205,7 @@ build system
|
||||
issues in or related to configure/Makefile
|
||||
|
||||
regression
|
||||
bugs which were not present in a past revision
|
||||
bugs which were working in a past revision
|
||||
|
||||
trac
|
||||
roundup
|
||||
issues related to our issue tracker
|
||||
|
@@ -14,8 +14,20 @@
|
||||
Libavfilter is the filtering API of FFmpeg. It is the substitute of the
|
||||
now deprecated 'vhooks' and started as a Google Summer of Code project.
|
||||
|
||||
Audio filtering integration into the main FFmpeg repository is a work in
|
||||
progress, so audio API and ABI should not be considered stable yet.
|
||||
Integrating libavfilter into the main FFmpeg repository is a work in
|
||||
progress. If you wish to try the unfinished development code of
|
||||
libavfilter then check it out from the libavfilter repository into
|
||||
some directory of your choice by:
|
||||
|
||||
@example
|
||||
svn checkout svn://svn.ffmpeg.org/soc/libavfilter
|
||||
@end example
|
||||
|
||||
And then read the README file in the top directory to learn how to
|
||||
integrate it into ffmpeg and ffplay.
|
||||
|
||||
But note that there may still be serious bugs in the code and its API
|
||||
and ABI should not be considered stable yet!
|
||||
|
||||
@chapter Tutorial
|
||||
|
||||
@@ -36,20 +48,21 @@ and the vflip filter before merging it back with the other stream by
|
||||
overlaying it on top. You can use the following command to achieve this:
|
||||
|
||||
@example
|
||||
ffmpeg -i input -vf "[in] split [T1], fifo, [T2] overlay=0:H/2 [out]; [T1] fifo, crop=iw:ih/2:0:ih/2, vflip [T2]" output
|
||||
./ffmpeg -i in.avi -s 240x320 -vf "[in] split [T1], fifo, [T2] overlay= 0:240 [out]; [T1] fifo, crop=0:0:-1:240, vflip [T2]
|
||||
@end example
|
||||
|
||||
The result will be that in output the top half of the video is mirrored
|
||||
where input_video.avi has a vertical resolution of 480 pixels. The
|
||||
result will be that in output the top half of the video is mirrored
|
||||
onto the bottom half.
|
||||
|
||||
Video filters are loaded using the @var{-vf} option passed to
|
||||
@command{ffmpeg} or to @command{ffplay}. Filters in the same linear
|
||||
chain are separated by commas. In our example, @var{split, fifo,
|
||||
overlay} are in one linear chain, and @var{fifo, crop, vflip} are in
|
||||
another. The points where the linear chains join are labeled by names
|
||||
enclosed in square brackets. In our example, that is @var{[T1]} and
|
||||
@var{[T2]}. The magic labels @var{[in]} and @var{[out]} are the points
|
||||
where video is input and output.
|
||||
ffmpeg or to ffplay. Filters in the same linear chain are separated by
|
||||
commas. In our example, @var{split, fifo, overlay} are in one linear
|
||||
chain, and @var{fifo, crop, vflip} are in another. The points where
|
||||
the linear chains join are labeled by names enclosed in square
|
||||
brackets. In our example, that is @var{[T1]} and @var{[T2]}. The magic
|
||||
labels @var{[in]} and @var{[out]} are the points where video is input
|
||||
and output.
|
||||
|
||||
Some filters take in input a list of parameters: they are specified
|
||||
after the filter name and an equal sign, and are separated each other
|
||||
|
272
doc/muxers.texi
272
doc/muxers.texi
@@ -18,23 +18,6 @@ enabled muxers.
|
||||
|
||||
A description of some of the currently available muxers follows.
|
||||
|
||||
@anchor{aiff}
|
||||
@section aiff
|
||||
|
||||
Audio Interchange File Format muxer.
|
||||
|
||||
It accepts the following options:
|
||||
|
||||
@table @option
|
||||
@item write_id3v2
|
||||
Enable ID3v2 tags writing when set to 1. Default is 0 (disabled).
|
||||
|
||||
@item id3v2_version
|
||||
Select ID3v2 version to write. Currently only version 3 and 4 (aka.
|
||||
ID3v2.3 and ID3v2.4) are supported. The default is version 4.
|
||||
|
||||
@end table
|
||||
|
||||
@anchor{crc}
|
||||
@section crc
|
||||
|
||||
@@ -60,93 +43,53 @@ You can print the CRC to stdout with the command:
|
||||
ffmpeg -i INPUT -f crc -
|
||||
@end example
|
||||
|
||||
You can select the output format of each frame with @command{ffmpeg} by
|
||||
You can select the output format of each frame with @file{ffmpeg} by
|
||||
specifying the audio and video codec and format. For example to
|
||||
compute the CRC of the input audio converted to PCM unsigned 8-bit
|
||||
and the input video converted to MPEG-2 video, use the command:
|
||||
@example
|
||||
ffmpeg -i INPUT -c:a pcm_u8 -c:v mpeg2video -f crc -
|
||||
ffmpeg -i INPUT -acodec pcm_u8 -vcodec mpeg2video -f crc -
|
||||
@end example
|
||||
|
||||
See also the @ref{framecrc} muxer.
|
||||
See also the @code{framecrc} muxer (@pxref{framecrc}).
|
||||
|
||||
@anchor{framecrc}
|
||||
@section framecrc
|
||||
|
||||
Per-packet CRC (Cyclic Redundancy Check) testing format.
|
||||
Per-frame CRC (Cyclic Redundancy Check) testing format.
|
||||
|
||||
This muxer computes and prints the Adler-32 CRC for each audio
|
||||
and video packet. By default audio frames are converted to signed
|
||||
This muxer computes and prints the Adler-32 CRC for each decoded audio
|
||||
and video frame. By default audio frames are converted to signed
|
||||
16-bit raw audio and video frames to raw video before computing the
|
||||
CRC.
|
||||
|
||||
The output of the muxer consists of a line for each audio and video
|
||||
packet of the form:
|
||||
@example
|
||||
@var{stream_index}, @var{packet_dts}, @var{packet_pts}, @var{packet_duration}, @var{packet_size}, 0x@var{CRC}
|
||||
@end example
|
||||
frame of the form: @var{stream_index}, @var{frame_dts},
|
||||
@var{frame_size}, 0x@var{CRC}, where @var{CRC} is a hexadecimal
|
||||
number 0-padded to 8 digits containing the CRC of the decoded frame.
|
||||
|
||||
@var{CRC} is a hexadecimal number 0-padded to 8 digits containing the
|
||||
CRC of the packet.
|
||||
|
||||
For example to compute the CRC of the audio and video frames in
|
||||
@file{INPUT}, converted to raw audio and video packets, and store it
|
||||
in the file @file{out.crc}:
|
||||
For example to compute the CRC of each decoded frame in the input, and
|
||||
store it in the file @file{out.crc}:
|
||||
@example
|
||||
ffmpeg -i INPUT -f framecrc out.crc
|
||||
@end example
|
||||
|
||||
To print the information to stdout, use the command:
|
||||
You can print the CRC of each decoded frame to stdout with the command:
|
||||
@example
|
||||
ffmpeg -i INPUT -f framecrc -
|
||||
@end example
|
||||
|
||||
With @command{ffmpeg}, you can select the output format to which the
|
||||
audio and video frames are encoded before computing the CRC for each
|
||||
packet by specifying the audio and video codec. For example, to
|
||||
You can select the output format of each frame with @file{ffmpeg} by
|
||||
specifying the audio and video codec and format. For example, to
|
||||
compute the CRC of each decoded input audio frame converted to PCM
|
||||
unsigned 8-bit and of each decoded input video frame converted to
|
||||
MPEG-2 video, use the command:
|
||||
@example
|
||||
ffmpeg -i INPUT -c:a pcm_u8 -c:v mpeg2video -f framecrc -
|
||||
ffmpeg -i INPUT -acodec pcm_u8 -vcodec mpeg2video -f framecrc -
|
||||
@end example
|
||||
|
||||
See also the @ref{crc} muxer.
|
||||
See also the @code{crc} muxer (@pxref{crc}).
|
||||
|
||||
@anchor{framemd5}
|
||||
@section framemd5
|
||||
|
||||
Per-packet MD5 testing format.
|
||||
|
||||
This muxer computes and prints the MD5 hash for each audio
|
||||
and video packet. By default audio frames are converted to signed
|
||||
16-bit raw audio and video frames to raw video before computing the
|
||||
hash.
|
||||
|
||||
The output of the muxer consists of a line for each audio and video
|
||||
packet of the form:
|
||||
@example
|
||||
@var{stream_index}, @var{packet_dts}, @var{packet_pts}, @var{packet_duration}, @var{packet_size}, @var{MD5}
|
||||
@end example
|
||||
|
||||
@var{MD5} is a hexadecimal number representing the computed MD5 hash
|
||||
for the packet.
|
||||
|
||||
For example to compute the MD5 of the audio and video frames in
|
||||
@file{INPUT}, converted to raw audio and video packets, and store it
|
||||
in the file @file{out.md5}:
|
||||
@example
|
||||
ffmpeg -i INPUT -f framemd5 out.md5
|
||||
@end example
|
||||
|
||||
To print the information to stdout, use the command:
|
||||
@example
|
||||
ffmpeg -i INPUT -f framemd5 -
|
||||
@end example
|
||||
|
||||
See also the @ref{md5} muxer.
|
||||
|
||||
@anchor{image2}
|
||||
@section image2
|
||||
|
||||
Image file muxer.
|
||||
@@ -176,26 +119,26 @@ The pattern "img%%-%d.jpg" will specify a sequence of filenames of the
|
||||
form @file{img%-1.jpg}, @file{img%-2.jpg}, ..., @file{img%-10.jpg},
|
||||
etc.
|
||||
|
||||
The following example shows how to use @command{ffmpeg} for creating a
|
||||
The following example shows how to use @file{ffmpeg} for creating a
|
||||
sequence of files @file{img-001.jpeg}, @file{img-002.jpeg}, ...,
|
||||
taking one image every second from the input video:
|
||||
@example
|
||||
ffmpeg -i in.avi -vsync 1 -r 1 -f image2 'img-%03d.jpeg'
|
||||
ffmpeg -i in.avi -r 1 -f image2 'img-%03d.jpeg'
|
||||
@end example
|
||||
|
||||
Note that with @command{ffmpeg}, if the format is not specified with the
|
||||
Note that with @file{ffmpeg}, if the format is not specified with the
|
||||
@code{-f} option and the output filename specifies an image file
|
||||
format, the image2 muxer is automatically selected, so the previous
|
||||
command can be written as:
|
||||
@example
|
||||
ffmpeg -i in.avi -vsync 1 -r 1 'img-%03d.jpeg'
|
||||
ffmpeg -i in.avi -r 1 'img-%03d.jpeg'
|
||||
@end example
|
||||
|
||||
Note also that the pattern must not necessarily contain "%d" or
|
||||
"%0@var{N}d", for example to create a single image file
|
||||
@file{img.jpeg} from the input video you can employ the command:
|
||||
@example
|
||||
ffmpeg -i in.avi -f image2 -frames:v 1 img.jpeg
|
||||
ffmpeg -i in.avi -f image2 -vframes 1 img.jpeg
|
||||
@end example
|
||||
|
||||
The image muxer supports the .Y.U.V image file format. This format is
|
||||
@@ -204,104 +147,6 @@ each of the YUV420P components. To read or write this image file format,
|
||||
specify the name of the '.Y' file. The muxer will automatically open the
|
||||
'.U' and '.V' files as required.
|
||||
|
||||
@anchor{md5}
|
||||
@section md5
|
||||
|
||||
MD5 testing format.
|
||||
|
||||
This muxer computes and prints the MD5 hash of all the input audio
|
||||
and video frames. By default audio frames are converted to signed
|
||||
16-bit raw audio and video frames to raw video before computing the
|
||||
hash.
|
||||
|
||||
The output of the muxer consists of a single line of the form:
|
||||
MD5=@var{MD5}, where @var{MD5} is a hexadecimal number representing
|
||||
the computed MD5 hash.
|
||||
|
||||
For example to compute the MD5 hash of the input converted to raw
|
||||
audio and video, and store it in the file @file{out.md5}:
|
||||
@example
|
||||
ffmpeg -i INPUT -f md5 out.md5
|
||||
@end example
|
||||
|
||||
You can print the MD5 to stdout with the command:
|
||||
@example
|
||||
ffmpeg -i INPUT -f md5 -
|
||||
@end example
|
||||
|
||||
See also the @ref{framemd5} muxer.
|
||||
|
||||
@section MOV/MP4/ISMV
|
||||
|
||||
The mov/mp4/ismv muxer supports fragmentation. Normally, a MOV/MP4
|
||||
file has all the metadata about all packets stored in one location
|
||||
(written at the end of the file, it can be moved to the start for
|
||||
better playback using the @command{qt-faststart} tool). A fragmented
|
||||
file consists of a number of fragments, where packets and metadata
|
||||
about these packets are stored together. Writing a fragmented
|
||||
file has the advantage that the file is decodable even if the
|
||||
writing is interrupted (while a normal MOV/MP4 is undecodable if
|
||||
it is not properly finished), and it requires less memory when writing
|
||||
very long files (since writing normal MOV/MP4 files stores info about
|
||||
every single packet in memory until the file is closed). The downside
|
||||
is that it is less compatible with other applications.
|
||||
|
||||
Fragmentation is enabled by setting one of the AVOptions that define
|
||||
how to cut the file into fragments:
|
||||
|
||||
@table @option
|
||||
@item -moov_size @var{bytes}
|
||||
Reserves space for the moov atom at the beginning of the file instead of placing the
|
||||
moov atom at the end. If the space reserved is insufficient, muxing will fail.
|
||||
@item -movflags frag_keyframe
|
||||
Start a new fragment at each video keyframe.
|
||||
@item -frag_duration @var{duration}
|
||||
Create fragments that are @var{duration} microseconds long.
|
||||
@item -frag_size @var{size}
|
||||
Create fragments that contain up to @var{size} bytes of payload data.
|
||||
@item -movflags frag_custom
|
||||
Allow the caller to manually choose when to cut fragments, by
|
||||
calling @code{av_write_frame(ctx, NULL)} to write a fragment with
|
||||
the packets written so far. (This is only useful with other
|
||||
applications integrating libavformat, not from @command{ffmpeg}.)
|
||||
@item -min_frag_duration @var{duration}
|
||||
Don't create fragments that are shorter than @var{duration} microseconds long.
|
||||
@end table
|
||||
|
||||
If more than one condition is specified, fragments are cut when
|
||||
one of the specified conditions is fulfilled. The exception to this is
|
||||
@code{-min_frag_duration}, which has to be fulfilled for any of the other
|
||||
conditions to apply.
|
||||
|
||||
Additionally, the way the output file is written can be adjusted
|
||||
through a few other options:
|
||||
|
||||
@table @option
|
||||
@item -movflags empty_moov
|
||||
Write an initial moov atom directly at the start of the file, without
|
||||
describing any samples in it. Generally, an mdat/moov pair is written
|
||||
at the start of the file, as a normal MOV/MP4 file, containing only
|
||||
a short portion of the file. With this option set, there is no initial
|
||||
mdat atom, and the moov atom only describes the tracks but has
|
||||
a zero duration.
|
||||
|
||||
Files written with this option set do not work in QuickTime.
|
||||
This option is implicitly set when writing ismv (Smooth Streaming) files.
|
||||
@item -movflags separate_moof
|
||||
Write a separate moof (movie fragment) atom for each track. Normally,
|
||||
packets for all tracks are written in a moof atom (which is slightly
|
||||
more efficient), but with this option set, the muxer writes one moof/mdat
|
||||
pair for each track, making it easier to separate tracks.
|
||||
|
||||
This option is implicitly set when writing ismv (Smooth Streaming) files.
|
||||
@end table
|
||||
|
||||
Smooth Streaming content can be pushed in real time to a publishing
|
||||
point on IIS with this muxer. Example:
|
||||
@example
|
||||
ffmpeg -re @var{<normal input/transcoding options>} -movflags isml+frag_keyframe -f ismv http://server/publishingpoint.isml/Streams(Encoder1)
|
||||
@end example
|
||||
|
||||
@section mpegts
|
||||
|
||||
MPEG transport stream muxer.
|
||||
@@ -332,7 +177,7 @@ and @code{service_name}. If they are not set the default for
|
||||
@code{service_name} is "Service01".
|
||||
|
||||
@example
|
||||
ffmpeg -i file.mpg -c copy \
|
||||
ffmpeg -i file.mpg -acodec copy -vcodec copy \
|
||||
-mpegts_original_network_id 0x1122 \
|
||||
-mpegts_transport_stream_id 0x3344 \
|
||||
-mpegts_service_id 0x5566 \
|
||||
@@ -350,14 +195,14 @@ Null muxer.
|
||||
This muxer does not generate any output file, it is mainly useful for
|
||||
testing or benchmarking purposes.
|
||||
|
||||
For example to benchmark decoding with @command{ffmpeg} you can use the
|
||||
For example to benchmark decoding with @file{ffmpeg} you can use the
|
||||
command:
|
||||
@example
|
||||
ffmpeg -benchmark -i INPUT -f null out.null
|
||||
@end example
|
||||
|
||||
Note that the above command does not read or write the @file{out.null}
|
||||
file, but specifying the output file is required by the @command{ffmpeg}
|
||||
file, but specifying the output file is required by the @file{ffmpeg}
|
||||
syntax.
|
||||
|
||||
Alternatively you can write the command as:
|
||||
@@ -425,74 +270,7 @@ Both eyes laced in one Block, Right-eye view is first
|
||||
|
||||
For example a 3D WebM clip can be created using the following command line:
|
||||
@example
|
||||
ffmpeg -i sample_left_right_clip.mpg -an -c:v libvpx -metadata stereo_mode=left_right -y stereo_clip.webm
|
||||
@end example
|
||||
|
||||
@section segment
|
||||
|
||||
Basic stream segmenter.
|
||||
|
||||
The segmenter muxer outputs streams to a number of separate files of nearly
|
||||
fixed duration. Output filename pattern can be set in a fashion similar to
|
||||
@ref{image2}.
|
||||
|
||||
Every segment starts with a video keyframe, if a video stream is present.
|
||||
The segment muxer works best with a single constant frame rate video.
|
||||
|
||||
Optionally it can generate a flat list of the created segments, one segment
|
||||
per line.
|
||||
|
||||
@table @option
|
||||
@item segment_format @var{format}
|
||||
Override the inner container format, by default it is guessed by the filename
|
||||
extension.
|
||||
@item segment_time @var{t}
|
||||
Set segment duration to @var{t} seconds.
|
||||
@item segment_list @var{name}
|
||||
Generate also a listfile named @var{name}.
|
||||
@item segment_list_size @var{size}
|
||||
Overwrite the listfile once it reaches @var{size} entries.
|
||||
@item segment_wrap @var{limit}
|
||||
Wrap around segment index once it reaches @var{limit}.
|
||||
@end table
|
||||
|
||||
@example
|
||||
ffmpeg -i in.mkv -c copy -map 0 -f segment -list out.list out%03d.nut
|
||||
@end example
|
||||
|
||||
@section mp3
|
||||
|
||||
The MP3 muxer writes a raw MP3 stream with an ID3v2 header at the beginning and
|
||||
optionally an ID3v1 tag at the end. ID3v2.3 and ID3v2.4 are supported, the
|
||||
@code{id3v2_version} option controls which one is used. The legacy ID3v1 tag is
|
||||
not written by default, but may be enabled with the @code{write_id3v1} option.
|
||||
|
||||
For seekable output the muxer also writes a Xing frame at the beginning, which
|
||||
contains the number of frames in the file. It is useful for computing duration
|
||||
of VBR files.
|
||||
|
||||
The muxer supports writing ID3v2 attached pictures (APIC frames). The pictures
|
||||
are supplied to the muxer in form of a video stream with a single packet. There
|
||||
can be any number of those streams, each will correspond to a single APIC frame.
|
||||
The stream metadata tags @var{title} and @var{comment} map to APIC
|
||||
@var{description} and @var{picture type} respectively. See
|
||||
@url{http://id3.org/id3v2.4.0-frames} for allowed picture types.
|
||||
|
||||
Note that the APIC frames must be written at the beginning, so the muxer will
|
||||
buffer the audio frames until it gets all the pictures. It is therefore advised
|
||||
to provide the pictures as soon as possible to avoid excessive buffering.
|
||||
|
||||
Examples:
|
||||
|
||||
Write an mp3 with an ID3v2.3 header and an ID3v1 footer:
|
||||
@example
|
||||
ffmpeg -i INPUT -id3v2_version 3 -write_id3v1 1 out.mp3
|
||||
@end example
|
||||
|
||||
Attach a picture to an mp3:
|
||||
@example
|
||||
ffmpeg -i input.mp3 -i cover.png -c copy -metadata:s:v title="Album cover"
|
||||
-metadata:s:v comment="Cover (Front)" out.mp3
|
||||
ffmpeg -i sample_left_right_clip.mpg -an -vcodec libvpx -metadata stereo_mode=left_right -y stereo_clip.webm
|
||||
@end example
|
||||
|
||||
@c man end MUXERS
|
||||
|
@@ -28,7 +28,7 @@ OSS (Open Sound System) output device.
|
||||
|
||||
@section sdl
|
||||
|
||||
SDL (Simple DirectMedia Layer) output device.
|
||||
SDL (Simple Directmedia Layer) output device.
|
||||
|
||||
This output devices allows to show a video stream in an SDL
|
||||
window. Only one SDL window is allowed per application, so you can
|
||||
@@ -60,7 +60,7 @@ If not specified it defaults to the size of the input video.
|
||||
|
||||
@subsection Examples
|
||||
|
||||
The following command shows the @command{ffmpeg} output is an
|
||||
The following command shows the @file{ffmpeg} output is an
|
||||
SDL window, forcing its size to the qcif format:
|
||||
@example
|
||||
ffmpeg -i INPUT -vcodec rawvideo -pix_fmt yuv420p -window_size qcif -f sdl "SDL output"
|
||||
|
@@ -1,380 +0,0 @@
|
||||
\input texinfo @c -*- texinfo -*-
|
||||
|
||||
@settitle Platform Specific information
|
||||
@titlepage
|
||||
@center @titlefont{Platform Specific information}
|
||||
@end titlepage
|
||||
|
||||
@top
|
||||
|
||||
@contents
|
||||
|
||||
@chapter Unix-like
|
||||
|
||||
Some parts of FFmpeg cannot be built with version 2.15 of the GNU
|
||||
assembler which is still provided by a few AMD64 distributions. To
|
||||
make sure your compiler really uses the required version of gas
|
||||
after a binutils upgrade, run:
|
||||
|
||||
@example
|
||||
$(gcc -print-prog-name=as) --version
|
||||
@end example
|
||||
|
||||
If not, then you should install a different compiler that has no
|
||||
hard-coded path to gas. In the worst case pass @code{--disable-asm}
|
||||
to configure.
|
||||
|
||||
@section BSD
|
||||
|
||||
BSD make will not build FFmpeg, you need to install and use GNU Make
|
||||
(@command{gmake}).
|
||||
|
||||
@section (Open)Solaris
|
||||
|
||||
GNU Make is required to build FFmpeg, so you have to invoke (@command{gmake}),
|
||||
standard Solaris Make will not work. When building with a non-c99 front-end
|
||||
(gcc, generic suncc) add either @code{--extra-libs=/usr/lib/values-xpg6.o}
|
||||
or @code{--extra-libs=/usr/lib/64/values-xpg6.o} to the configure options
|
||||
since the libc is not c99-compliant by default. The probes performed by
|
||||
configure may raise an exception leading to the death of configure itself
|
||||
due to a bug in the system shell. Simply invoke a different shell such as
|
||||
bash directly to work around this:
|
||||
|
||||
@example
|
||||
bash ./configure
|
||||
@end example
|
||||
|
||||
@anchor{Darwin}
|
||||
@section Darwin (Mac OS X, iPhone)
|
||||
|
||||
The toolchain provided with Xcode is sufficient to build the basic
|
||||
unacelerated code.
|
||||
|
||||
Mac OS X on PowerPC or ARM (iPhone) requires a preprocessor from
|
||||
@url{http://github.com/yuvi/gas-preprocessor} to build the optimized
|
||||
assembler functions. Just download the Perl script and put it somewhere
|
||||
in your PATH, FFmpeg's configure will pick it up automatically.
|
||||
|
||||
Mac OS X on amd64 and x86 requires @command{yasm} to build most of the
|
||||
optimized assembler functions. @uref{http://www.finkproject.org/, Fink},
|
||||
@uref{http://www.gentoo.org/proj/en/gentoo-alt/prefix/bootstrap-macos.xml, Gentoo Prefix},
|
||||
@uref{http://mxcl.github.com/homebrew/, Homebrew}
|
||||
or @uref{http://www.macports.org, MacPorts} can easily provide it.
|
||||
|
||||
|
||||
@chapter DOS
|
||||
|
||||
Using a cross-compiler is preferred for various reasons.
|
||||
@url{http://www.delorie.com/howto/djgpp/linux-x-djgpp.html}
|
||||
|
||||
|
||||
@chapter OS/2
|
||||
|
||||
For information about compiling FFmpeg on OS/2 see
|
||||
@url{http://www.edm2.com/index.php/FFmpeg}.
|
||||
|
||||
|
||||
@chapter Windows
|
||||
|
||||
To get help and instructions for building FFmpeg under Windows, check out
|
||||
the FFmpeg Windows Help Forum at
|
||||
@url{http://ffmpeg.arrozcru.org/}.
|
||||
|
||||
@section Native Windows compilation
|
||||
|
||||
FFmpeg can be built to run natively on Windows using the MinGW tools. Install
|
||||
the latest versions of MSYS and MinGW from @url{http://www.mingw.org/}.
|
||||
You can find detailed installation instructions in the download
|
||||
section and the FAQ.
|
||||
|
||||
FFmpeg does not build out-of-the-box with the packages the automated MinGW
|
||||
installer provides. It also requires coreutils to be installed and many other
|
||||
packages updated to the latest version. The minimum versions for some packages
|
||||
are listed below:
|
||||
|
||||
@itemize
|
||||
@item bash 3.1
|
||||
@item msys-make 3.81-2 (note: not mingw32-make)
|
||||
@item w32api 3.13
|
||||
@item mingw-runtime 3.15
|
||||
@end itemize
|
||||
|
||||
FFmpeg automatically passes @code{-fno-common} to the compiler to work around
|
||||
a GCC bug (see @url{http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216}).
|
||||
|
||||
Notes:
|
||||
|
||||
@itemize
|
||||
|
||||
@item Building natively using MSYS can be sped up by disabling implicit rules
|
||||
in the Makefile by calling @code{make -r} instead of plain @code{make}. This
|
||||
speed up is close to non-existent for normal one-off builds and is only
|
||||
noticeable when running make for a second time (for example during
|
||||
@code{make install}).
|
||||
|
||||
@item In order to compile FFplay, you must have the MinGW development library
|
||||
of @uref{http://www.libsdl.org/, SDL} and @code{pkg-config} installed.
|
||||
|
||||
@item By using @code{./configure --enable-shared} when configuring FFmpeg,
|
||||
you can build the FFmpeg libraries (e.g. libavutil, libavcodec,
|
||||
libavformat) as DLLs.
|
||||
|
||||
@end itemize
|
||||
|
||||
@section Microsoft Visual C++ compatibility
|
||||
|
||||
As stated in the FAQ, FFmpeg will not compile under MSVC++. However, if you
|
||||
want to use the libav* libraries in your own applications, you can still
|
||||
compile those applications using MSVC++. But the libav* libraries you link
|
||||
to @emph{must} be built with MinGW. However, you will not be able to debug
|
||||
inside the libav* libraries, since MSVC++ does not recognize the debug
|
||||
symbols generated by GCC.
|
||||
We strongly recommend you to move over from MSVC++ to MinGW tools.
|
||||
|
||||
This description of how to use the FFmpeg libraries with MSVC++ is based on
|
||||
Microsoft Visual C++ 2005 Express Edition. If you have a different version,
|
||||
you might have to modify the procedures slightly.
|
||||
|
||||
@subsection Using static libraries
|
||||
|
||||
Assuming you have just built and installed FFmpeg in @file{/usr/local}:
|
||||
|
||||
@enumerate
|
||||
|
||||
@item Create a new console application ("File / New / Project") and then
|
||||
select "Win32 Console Application". On the appropriate page of the
|
||||
Application Wizard, uncheck the "Precompiled headers" option.
|
||||
|
||||
@item Write the source code for your application, or, for testing, just
|
||||
copy the code from an existing sample application into the source file
|
||||
that MSVC++ has already created for you. For example, you can copy
|
||||
@file{libavformat/output-example.c} from the FFmpeg distribution.
|
||||
|
||||
@item Open the "Project / Properties" dialog box. In the "Configuration"
|
||||
combo box, select "All Configurations" so that the changes you make will
|
||||
affect both debug and release builds. In the tree view on the left hand
|
||||
side, select "C/C++ / General", then edit the "Additional Include
|
||||
Directories" setting to contain the path where the FFmpeg includes were
|
||||
installed (i.e. @file{c:\msys\1.0\local\include}).
|
||||
Do not add MinGW's include directory here, or the include files will
|
||||
conflict with MSVC's.
|
||||
|
||||
@item Still in the "Project / Properties" dialog box, select
|
||||
"Linker / General" from the tree view and edit the
|
||||
"Additional Library Directories" setting to contain the @file{lib}
|
||||
directory where FFmpeg was installed (i.e. @file{c:\msys\1.0\local\lib}),
|
||||
the directory where MinGW libs are installed (i.e. @file{c:\mingw\lib}),
|
||||
and the directory where MinGW's GCC libs are installed
|
||||
(i.e. @file{C:\mingw\lib\gcc\mingw32\4.2.1-sjlj}). Then select
|
||||
"Linker / Input" from the tree view, and add the files @file{libavformat.a},
|
||||
@file{libavcodec.a}, @file{libavutil.a}, @file{libmingwex.a},
|
||||
@file{libgcc.a}, and any other libraries you used (i.e. @file{libz.a})
|
||||
to the end of "Additional Dependencies".
|
||||
|
||||
@item Now, select "C/C++ / Code Generation" from the tree view. Select
|
||||
"Debug" in the "Configuration" combo box. Make sure that "Runtime
|
||||
Library" is set to "Multi-threaded Debug DLL". Then, select "Release" in
|
||||
the "Configuration" combo box and make sure that "Runtime Library" is
|
||||
set to "Multi-threaded DLL".
|
||||
|
||||
@item Click "OK" to close the "Project / Properties" dialog box.
|
||||
|
||||
@item MSVC++ lacks some C99 header files that are fundamental for FFmpeg.
|
||||
Get msinttypes from @url{http://code.google.com/p/msinttypes/downloads/list}
|
||||
and install it in MSVC++'s include directory
|
||||
(i.e. @file{C:\Program Files\Microsoft Visual Studio 8\VC\include}).
|
||||
|
||||
@item MSVC++ also does not understand the @code{inline} keyword used by
|
||||
FFmpeg, so you must add this line before @code{#include}ing libav*:
|
||||
@example
|
||||
#define inline _inline
|
||||
@end example
|
||||
|
||||
@item Build your application, everything should work.
|
||||
|
||||
@end enumerate
|
||||
|
||||
@subsection Using shared libraries
|
||||
|
||||
This is how to create DLL and LIB files that are compatible with MSVC++:
|
||||
|
||||
@enumerate
|
||||
|
||||
@item Add a call to @file{vcvars32.bat} (which sets up the environment
|
||||
variables for the Visual C++ tools) as the first line of @file{msys.bat}.
|
||||
The standard location for @file{vcvars32.bat} is
|
||||
@file{C:\Program Files\Microsoft Visual Studio 8\VC\bin\vcvars32.bat},
|
||||
and the standard location for @file{msys.bat} is @file{C:\msys\1.0\msys.bat}.
|
||||
If this corresponds to your setup, add the following line as the first line
|
||||
of @file{msys.bat}:
|
||||
|
||||
@example
|
||||
call "C:\Program Files\Microsoft Visual Studio 8\VC\bin\vcvars32.bat"
|
||||
@end example
|
||||
|
||||
Alternatively, you may start the @file{Visual Studio 2005 Command Prompt},
|
||||
and run @file{c:\msys\1.0\msys.bat} from there.
|
||||
|
||||
@item Within the MSYS shell, run @code{lib.exe}. If you get a help message
|
||||
from @file{Microsoft (R) Library Manager}, this means your environment
|
||||
variables are set up correctly, the @file{Microsoft (R) Library Manager}
|
||||
is on the path and will be used by FFmpeg to create
|
||||
MSVC++-compatible import libraries.
|
||||
|
||||
@item Build FFmpeg with
|
||||
|
||||
@example
|
||||
./configure --enable-shared
|
||||
make
|
||||
make install
|
||||
@end example
|
||||
|
||||
Your install path (@file{/usr/local/} by default) should now have the
|
||||
necessary DLL and LIB files under the @file{bin} directory.
|
||||
|
||||
@end enumerate
|
||||
|
||||
Alternatively, build the libraries with a cross compiler, according to
|
||||
the instructions below in @ref{Cross compilation for Windows with Linux}.
|
||||
|
||||
To use those files with MSVC++, do the same as you would do with
|
||||
the static libraries, as described above. But in Step 4,
|
||||
you should only need to add the directory where the LIB files are installed
|
||||
(i.e. @file{c:\msys\usr\local\bin}). This is not a typo, the LIB files are
|
||||
installed in the @file{bin} directory. And instead of adding the static
|
||||
libraries (@file{libxxx.a} files) you should add the MSVC import libraries
|
||||
(@file{avcodec.lib}, @file{avformat.lib}, and
|
||||
@file{avutil.lib}). Note that you should not use the GCC import
|
||||
libraries (@file{libxxx.dll.a} files), as these will give you undefined
|
||||
reference errors. There should be no need for @file{libmingwex.a},
|
||||
@file{libgcc.a}, and @file{wsock32.lib}, nor any other external library
|
||||
statically linked into the DLLs.
|
||||
|
||||
FFmpeg headers do not declare global data for Windows DLLs through the usual
|
||||
dllexport/dllimport interface. Such data will be exported properly while
|
||||
building, but to use them in your MSVC++ code you will have to edit the
|
||||
appropriate headers and mark the data as dllimport. For example, in
|
||||
libavutil/pixdesc.h you should have:
|
||||
@example
|
||||
extern __declspec(dllimport) const AVPixFmtDescriptor av_pix_fmt_descriptors[];
|
||||
@end example
|
||||
|
||||
Note that using import libraries created by dlltool requires
|
||||
the linker optimization option to be set to
|
||||
"References: Keep Unreferenced Data (@code{/OPT:NOREF})", otherwise
|
||||
the resulting binaries will fail during runtime. This isn't
|
||||
required when using import libraries generated by lib.exe.
|
||||
This issue is reported upstream at
|
||||
@url{http://sourceware.org/bugzilla/show_bug.cgi?id=12633}.
|
||||
|
||||
To create import libraries that work with the @code{/OPT:REF} option
|
||||
(which is enabled by default in Release mode), follow these steps:
|
||||
|
||||
@enumerate
|
||||
|
||||
@item Open @emph{Visual Studio 2005 Command Prompt}.
|
||||
|
||||
Alternatively, in a normal command line prompt, call @file{vcvars32.bat}
|
||||
which sets up the environment variables for the Visual C++ tools
|
||||
(the standard location for this file is
|
||||
@file{C:\Program Files\Microsoft Visual Studio 8\VC\bin\vcvars32.bat}).
|
||||
|
||||
@item Enter the @file{bin} directory where the created LIB and DLL files
|
||||
are stored.
|
||||
|
||||
@item Generate new import libraries with @command{lib.exe}:
|
||||
|
||||
@example
|
||||
lib /machine:i386 /def:..\lib\foo-version.def /out:foo.lib
|
||||
@end example
|
||||
|
||||
Replace @code{foo-version} and @code{foo} with the respective library names.
|
||||
|
||||
@end enumerate
|
||||
|
||||
@anchor{Cross compilation for Windows with Linux}
|
||||
@section Cross compilation for Windows with Linux
|
||||
|
||||
You must use the MinGW cross compilation tools available at
|
||||
@url{http://www.mingw.org/}.
|
||||
|
||||
Then configure FFmpeg with the following options:
|
||||
@example
|
||||
./configure --target-os=mingw32 --cross-prefix=i386-mingw32msvc-
|
||||
@end example
|
||||
(you can change the cross-prefix according to the prefix chosen for the
|
||||
MinGW tools).
|
||||
|
||||
Then you can easily test FFmpeg with @uref{http://www.winehq.com/, Wine}.
|
||||
|
||||
@section Compilation under Cygwin
|
||||
|
||||
Please use Cygwin 1.7.x as the obsolete 1.5.x Cygwin versions lack
|
||||
llrint() in its C library.
|
||||
|
||||
Install your Cygwin with all the "Base" packages, plus the
|
||||
following "Devel" ones:
|
||||
@example
|
||||
binutils, gcc4-core, make, git, mingw-runtime, texi2html
|
||||
@end example
|
||||
|
||||
And the following "Utils" one:
|
||||
@example
|
||||
diffutils
|
||||
@end example
|
||||
|
||||
Then run
|
||||
|
||||
@example
|
||||
./configure
|
||||
@end example
|
||||
|
||||
to make a static build.
|
||||
|
||||
To build shared libraries add a special compiler flag to work around current
|
||||
@code{gcc4-core} package bugs in addition to the normal configure flags:
|
||||
|
||||
@example
|
||||
./configure --enable-shared --disable-static --extra-cflags=-fno-reorder-functions
|
||||
@end example
|
||||
|
||||
If you want to build FFmpeg with additional libraries, download Cygwin
|
||||
"Devel" packages for Ogg and Vorbis from any Cygwin packages repository:
|
||||
@example
|
||||
libogg-devel, libvorbis-devel
|
||||
@end example
|
||||
|
||||
These library packages are only available from
|
||||
@uref{http://sourceware.org/cygwinports/, Cygwin Ports}:
|
||||
|
||||
@example
|
||||
yasm, libSDL-devel, libfaac-devel, libaacplus-devel, libgsm-devel, libmp3lame-devel,
|
||||
libschroedinger1.0-devel, speex-devel, libtheora-devel, libxvidcore-devel
|
||||
@end example
|
||||
|
||||
The recommendation for x264 is to build it from source, as it evolves too
|
||||
quickly for Cygwin Ports to be up to date.
|
||||
|
||||
@section Crosscompilation for Windows under Cygwin
|
||||
|
||||
With Cygwin you can create Windows binaries that do not need the cygwin1.dll.
|
||||
|
||||
Just install your Cygwin as explained before, plus these additional
|
||||
"Devel" packages:
|
||||
@example
|
||||
gcc-mingw-core, mingw-runtime, mingw-zlib
|
||||
@end example
|
||||
|
||||
and add some special flags to your configure invocation.
|
||||
|
||||
For a static build run
|
||||
@example
|
||||
./configure --target-os=mingw32 --extra-cflags=-mno-cygwin --extra-libs=-mno-cygwin
|
||||
@end example
|
||||
|
||||
and for a build with shared libraries
|
||||
@example
|
||||
./configure --target-os=mingw32 --enable-shared --disable-static --extra-cflags=-mno-cygwin --extra-libs=-mno-cygwin
|
||||
@end example
|
||||
|
||||
@bye
|
@@ -1,125 +0,0 @@
|
||||
/*
|
||||
* Copyright (c) 2012 Anton Khirnov
|
||||
*
|
||||
* This file is part of Libav.
|
||||
*
|
||||
* Libav is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* Libav is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with Libav; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
/*
|
||||
* generate texinfo manpages for avoptions
|
||||
*/
|
||||
|
||||
#include <stddef.h>
|
||||
#include <string.h>
|
||||
#include <float.h>
|
||||
|
||||
#include "libavformat/avformat.h"
|
||||
#include "libavcodec/avcodec.h"
|
||||
#include "libavutil/opt.h"
|
||||
|
||||
static void print_usage(void)
|
||||
{
|
||||
fprintf(stderr, "Usage: enum_options type\n"
|
||||
"type: format codec\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
static void print_option(const AVOption *opts, const AVOption *o, int per_stream)
|
||||
{
|
||||
printf("@item -%s%s @var{", o->name, per_stream ? "[:stream_specifier]" : "");
|
||||
switch (o->type) {
|
||||
case AV_OPT_TYPE_BINARY: printf("hexadecimal string"); break;
|
||||
case AV_OPT_TYPE_STRING: printf("string"); break;
|
||||
case AV_OPT_TYPE_INT:
|
||||
case AV_OPT_TYPE_INT64: printf("integer"); break;
|
||||
case AV_OPT_TYPE_FLOAT:
|
||||
case AV_OPT_TYPE_DOUBLE: printf("float"); break;
|
||||
case AV_OPT_TYPE_RATIONAL: printf("rational number"); break;
|
||||
case AV_OPT_TYPE_FLAGS: printf("flags"); break;
|
||||
default: printf("value"); break;
|
||||
}
|
||||
printf("} (@emph{");
|
||||
|
||||
if (o->flags & AV_OPT_FLAG_DECODING_PARAM) {
|
||||
printf("input");
|
||||
if (o->flags & AV_OPT_FLAG_ENCODING_PARAM)
|
||||
printf("/");
|
||||
}
|
||||
if (o->flags & AV_OPT_FLAG_ENCODING_PARAM) printf("output");
|
||||
if (o->flags & AV_OPT_FLAG_AUDIO_PARAM) printf(",audio");
|
||||
if (o->flags & AV_OPT_FLAG_VIDEO_PARAM) printf(",video");
|
||||
if (o->flags & AV_OPT_FLAG_SUBTITLE_PARAM) printf(",subtitles");
|
||||
|
||||
printf("})\n");
|
||||
if (o->help)
|
||||
printf("%s\n", o->help);
|
||||
|
||||
if (o->unit) {
|
||||
const AVOption *u;
|
||||
printf("\nPossible values:\n@table @samp\n");
|
||||
|
||||
for (u = opts; u->name; u++) {
|
||||
if (u->type == AV_OPT_TYPE_CONST && u->unit && !strcmp(u->unit, o->unit))
|
||||
printf("@item %s\n%s\n", u->name, u->help ? u->help : "");
|
||||
}
|
||||
printf("@end table\n");
|
||||
}
|
||||
}
|
||||
|
||||
static void show_opts(const AVOption *opts, int per_stream)
|
||||
{
|
||||
const AVOption *o;
|
||||
|
||||
printf("@table @option\n");
|
||||
for (o = opts; o->name; o++) {
|
||||
if (o->type != AV_OPT_TYPE_CONST)
|
||||
print_option(opts, o, per_stream);
|
||||
}
|
||||
printf("@end table\n");
|
||||
}
|
||||
|
||||
static void show_format_opts(void)
|
||||
{
|
||||
#include "libavformat/options_table.h"
|
||||
|
||||
printf("@section Format AVOptions\n");
|
||||
show_opts(options, 0);
|
||||
}
|
||||
|
||||
static void show_codec_opts(void)
|
||||
{
|
||||
#include "libavcodec/options_table.h"
|
||||
|
||||
printf("@section Codec AVOptions\n");
|
||||
show_opts(options, 1);
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
if (argc < 2)
|
||||
print_usage();
|
||||
|
||||
printf("@c DO NOT EDIT THIS FILE!\n"
|
||||
"@c It was generated by print_options.\n\n");
|
||||
if (!strcmp(argv[1], "format"))
|
||||
show_format_opts();
|
||||
else if (!strcmp(argv[1], "codec"))
|
||||
show_codec_opts();
|
||||
else
|
||||
print_usage();
|
||||
|
||||
return 0;
|
||||
}
|
@@ -19,34 +19,20 @@ supported protocols.
|
||||
|
||||
A description of the currently available protocols follows.
|
||||
|
||||
@section bluray
|
||||
@section applehttp
|
||||
|
||||
Read BluRay playlist.
|
||||
Read Apple HTTP Live Streaming compliant segmented stream as
|
||||
a uniform one. The M3U8 playlists describing the segments can be
|
||||
remote HTTP resources or local files, accessed using the standard
|
||||
file protocol.
|
||||
HTTP is default, specific protocol can be declared by specifying
|
||||
"+@var{proto}" after the applehttp URI scheme name, where @var{proto}
|
||||
is either "file" or "http".
|
||||
|
||||
The accepted options are:
|
||||
@table @option
|
||||
|
||||
@item angle
|
||||
BluRay angle
|
||||
|
||||
@item chapter
|
||||
Start chapter (1...N)
|
||||
|
||||
@item playlist
|
||||
Playlist to read (BDMV/PLAYLIST/?????.mpls)
|
||||
|
||||
@end table
|
||||
|
||||
Examples:
|
||||
|
||||
Read longest playlist from BluRay mounted to /mnt/bluray:
|
||||
@example
|
||||
bluray:/mnt/bluray
|
||||
@end example
|
||||
|
||||
Read angle 2 of playlist 4 from BluRay mounted to /mnt/bluray, start from chapter 2:
|
||||
@example
|
||||
-playlist 4 -angle 2 -chapter 2 bluray:/mnt/bluray
|
||||
applehttp://host/path/to/remote/resource.m3u8
|
||||
applehttp+http://host/path/to/remote/resource.m3u8
|
||||
applehttp+file://path/to/local/resource.m3u8
|
||||
@end example
|
||||
|
||||
@section concat
|
||||
@@ -66,7 +52,7 @@ resource to be concatenated, each one possibly specifying a distinct
|
||||
protocol.
|
||||
|
||||
For example to read a sequence of files @file{split1.mpeg},
|
||||
@file{split2.mpeg}, @file{split3.mpeg} with @command{ffplay} use the
|
||||
@file{split2.mpeg}, @file{split3.mpeg} with @file{ffplay} use the
|
||||
command:
|
||||
@example
|
||||
ffplay concat:split1.mpeg\|split2.mpeg\|split3.mpeg
|
||||
@@ -81,7 +67,7 @@ File access protocol.
|
||||
|
||||
Allow to read from or read to a file.
|
||||
|
||||
For example to read from a file @file{input.mpeg} with @command{ffmpeg}
|
||||
For example to read from a file @file{input.mpeg} with @file{ffmpeg}
|
||||
use the command:
|
||||
@example
|
||||
ffmpeg -i file:input.mpeg output.mpeg
|
||||
@@ -95,26 +81,6 @@ specified with the name "FILE.mpeg" is interpreted as the URL
|
||||
|
||||
Gopher protocol.
|
||||
|
||||
@section hls
|
||||
|
||||
Read Apple HTTP Live Streaming compliant segmented stream as
|
||||
a uniform one. The M3U8 playlists describing the segments can be
|
||||
remote HTTP resources or local files, accessed using the standard
|
||||
file protocol.
|
||||
The nested protocol is declared by specifying
|
||||
"+@var{proto}" after the hls URI scheme name, where @var{proto}
|
||||
is either "file" or "http".
|
||||
|
||||
@example
|
||||
hls+http://host/path/to/remote/resource.m3u8
|
||||
hls+file://path/to/local/resource.m3u8
|
||||
@end example
|
||||
|
||||
Using this protocol is discouraged - the hls demuxer should work
|
||||
just as well (if not, please report the issues) and is more complete.
|
||||
To use the hls demuxer instead, simply use the direct URLs to the
|
||||
m3u8 files.
|
||||
|
||||
@section http
|
||||
|
||||
HTTP (Hyper Text Transfer Protocol).
|
||||
@@ -168,14 +134,14 @@ pipe (e.g. 0 for stdin, 1 for stdout, 2 for stderr). If @var{number}
|
||||
is not specified, by default the stdout file descriptor will be used
|
||||
for writing, stdin for reading.
|
||||
|
||||
For example to read from stdin with @command{ffmpeg}:
|
||||
For example to read from stdin with @file{ffmpeg}:
|
||||
@example
|
||||
cat test.wav | ffmpeg -i pipe:0
|
||||
# ...this is the same as...
|
||||
cat test.wav | ffmpeg -i pipe:
|
||||
@end example
|
||||
|
||||
For writing to stdout with @command{ffmpeg}:
|
||||
For writing to stdout with @file{ffmpeg}:
|
||||
@example
|
||||
ffmpeg -i test.wav -f avi pipe:1 | cat > test.avi
|
||||
# ...this is the same as...
|
||||
@@ -189,8 +155,8 @@ be seekable, so they will fail with the pipe output protocol.
|
||||
|
||||
Real-Time Messaging Protocol.
|
||||
|
||||
The Real-Time Messaging Protocol (RTMP) is used for streaming multimedia
|
||||
content across a TCP/IP network.
|
||||
The Real-Time Messaging Protocol (RTMP) is used for streaming multime‐
|
||||
dia content across a TCP/IP network.
|
||||
|
||||
The required syntax is:
|
||||
@example
|
||||
@@ -217,7 +183,7 @@ application specified in @var{app}, may be prefixed by "mp4:".
|
||||
|
||||
@end table
|
||||
|
||||
For example to read with @command{ffplay} a multimedia resource named
|
||||
For example to read with @file{ffplay} a multimedia resource named
|
||||
"sample" from the application "vod" from an RTMP server "myserver":
|
||||
@example
|
||||
ffplay rtmp://myserver/vod/sample
|
||||
@@ -229,7 +195,7 @@ Real-Time Messaging Protocol and its variants supported through
|
||||
librtmp.
|
||||
|
||||
Requires the presence of the librtmp headers and library during
|
||||
configuration. You need to explicitly configure the build with
|
||||
configuration. You need to explicitely configure the build with
|
||||
"--enable-librtmp". If enabled this will replace the native RTMP
|
||||
protocol.
|
||||
|
||||
@@ -253,12 +219,12 @@ meaning as specified for the RTMP native protocol.
|
||||
See the librtmp manual page (man 3 librtmp) for more information.
|
||||
|
||||
For example, to stream a file in real-time to an RTMP server using
|
||||
@command{ffmpeg}:
|
||||
@file{ffmpeg}:
|
||||
@example
|
||||
ffmpeg -re -i myfile -f flv rtmp://myserver/live/mystream
|
||||
@end example
|
||||
|
||||
To play the same stream using @command{ffplay}:
|
||||
To play the same stream using @file{ffplay}:
|
||||
@example
|
||||
ffplay "rtmp://myserver/live/mystream live=1"
|
||||
@end example
|
||||
@@ -276,19 +242,16 @@ data transferred over RDT).
|
||||
|
||||
The muxer can be used to send a stream using RTSP ANNOUNCE to a server
|
||||
supporting it (currently Darwin Streaming Server and Mischa Spiegelmock's
|
||||
@uref{http://github.com/revmischa/rtsp-server, RTSP server}).
|
||||
RTSP server, @url{http://github.com/revmischa/rtsp-server}).
|
||||
|
||||
The required syntax for a RTSP url is:
|
||||
@example
|
||||
rtsp://@var{hostname}[:@var{port}]/@var{path}
|
||||
rtsp://@var{hostname}[:@var{port}]/@var{path}[?@var{options}]
|
||||
@end example
|
||||
|
||||
The following options (set on the @command{ffmpeg}/@command{ffplay} command
|
||||
line, or set in code via @code{AVOption}s or in @code{avformat_open_input}),
|
||||
@var{options} is a @code{&}-separated list. The following options
|
||||
are supported:
|
||||
|
||||
Flags for @code{rtsp_transport}:
|
||||
|
||||
@table @option
|
||||
|
||||
@item udp
|
||||
@@ -298,31 +261,27 @@ Use UDP as lower transport protocol.
|
||||
Use TCP (interleaving within the RTSP control channel) as lower
|
||||
transport protocol.
|
||||
|
||||
@item udp_multicast
|
||||
@item multicast
|
||||
Use UDP multicast as lower transport protocol.
|
||||
|
||||
@item http
|
||||
Use HTTP tunneling as lower transport protocol, which is useful for
|
||||
passing proxies.
|
||||
|
||||
@item filter_src
|
||||
Accept packets only from negotiated peer address and port.
|
||||
@end table
|
||||
|
||||
Multiple lower transport protocols may be specified, in that case they are
|
||||
tried one at a time (if the setup of one fails, the next one is tried).
|
||||
For the muxer, only the @code{tcp} and @code{udp} options are supported.
|
||||
|
||||
Flags for @code{rtsp_flags}:
|
||||
|
||||
@table @option
|
||||
@item filter_src
|
||||
Accept packets only from negotiated peer address and port.
|
||||
@end table
|
||||
|
||||
When receiving data over UDP, the demuxer tries to reorder received packets
|
||||
(since they may arrive out of order, or packets may get lost totally). This
|
||||
can be disabled by setting the maximum demuxing delay to zero (via
|
||||
the @code{max_delay} field of AVFormatContext).
|
||||
(since they may arrive out of order, or packets may get lost totally). In
|
||||
order for this to be enabled, a maximum delay must be specified in the
|
||||
@code{max_delay} field of AVFormatContext.
|
||||
|
||||
When watching multi-bitrate Real-RTSP streams with @command{ffplay}, the
|
||||
When watching multi-bitrate Real-RTSP streams with @file{ffplay}, the
|
||||
streams to display can be chosen with @code{-vst} @var{n} and
|
||||
@code{-ast} @var{n} for video and audio respectively, and can be switched
|
||||
on the fly by pressing @code{v} and @code{a}.
|
||||
@@ -332,13 +291,13 @@ Example command lines:
|
||||
To watch a stream over UDP, with a max reordering delay of 0.5 seconds:
|
||||
|
||||
@example
|
||||
ffplay -max_delay 500000 -rtsp_transport udp rtsp://server/video.mp4
|
||||
ffplay -max_delay 500000 rtsp://server/video.mp4?udp
|
||||
@end example
|
||||
|
||||
To watch a stream tunneled over HTTP:
|
||||
|
||||
@example
|
||||
ffplay -rtsp_transport http rtsp://server/video.mp4
|
||||
ffplay rtsp://server/video.mp4?http
|
||||
@end example
|
||||
|
||||
To send a stream in realtime to a RTSP server, for others to watch:
|
||||
@@ -399,13 +358,13 @@ To broadcast a stream on the local subnet, for watching in VLC:
|
||||
ffmpeg -re -i @var{input} -f sap sap://224.0.0.255?same_port=1
|
||||
@end example
|
||||
|
||||
Similarly, for watching in @command{ffplay}:
|
||||
Similarly, for watching in ffplay:
|
||||
|
||||
@example
|
||||
ffmpeg -re -i @var{input} -f sap sap://224.0.0.255
|
||||
@end example
|
||||
|
||||
And for watching in @command{ffplay}, over IPv6:
|
||||
And for watching in ffplay, over IPv6:
|
||||
|
||||
@example
|
||||
ffmpeg -re -i @var{input} -f sap sap://[ff0e::1:2:3:4]
|
||||
@@ -480,11 +439,6 @@ set the UDP buffer size in bytes
|
||||
@item localport=@var{port}
|
||||
override the local UDP port to bind with
|
||||
|
||||
@item localaddr=@var{addr}
|
||||
Choose the local IP address. This is useful e.g. if sending multicast
|
||||
and the host has multiple interfaces, where the user can choose
|
||||
which interface to send on by specifying the IP address of that interface.
|
||||
|
||||
@item pkt_size=@var{size}
|
||||
set the size in bytes of UDP packets
|
||||
|
||||
@@ -506,7 +460,7 @@ For receiving, this gives the benefit of only receiving packets from
|
||||
the specified peer address/port.
|
||||
@end table
|
||||
|
||||
Some usage examples of the udp protocol with @command{ffmpeg} follow.
|
||||
Some usage examples of the udp protocol with @file{ffmpeg} follow.
|
||||
|
||||
To stream over UDP to a remote endpoint:
|
||||
@example
|
||||
|
@@ -18,7 +18,7 @@ essential that changes to their codebase are publicly visible, clean and
|
||||
easy reviewable that again leads us to:
|
||||
* use of a revision control system like git
|
||||
* separation of cosmetic from non-cosmetic changes (this is almost entirely
|
||||
ignored by mentors and students in soc 2006 which might lead to a surprise
|
||||
ignored by mentors and students in soc 2006 which might lead to a suprise
|
||||
when the code will be reviewed at the end before a possible inclusion in
|
||||
FFmpeg, individual changes were generally not reviewable due to cosmetics).
|
||||
* frequent commits, so that comments can be provided early
|
||||
|
@@ -1,46 +0,0 @@
|
||||
The official guide to swresample for confused developers.
|
||||
=========================================================
|
||||
|
||||
Current (simplified) Architecture:
|
||||
---------------------------------
|
||||
Input
|
||||
v
|
||||
__________________/|\___________
|
||||
/ | \
|
||||
/ input sample format convert v
|
||||
/ | ___________/
|
||||
| |/
|
||||
| v
|
||||
| ___________/|\___________ _____________
|
||||
| / | \ | |
|
||||
| Rematrix | resample <---->| Buffers |
|
||||
| \___________ | ___________/ |_____________|
|
||||
v \|/
|
||||
Special Converter v
|
||||
v ___________/|\___________ _____________
|
||||
| / | \ | |
|
||||
| Rematrix | resample <---->| Buffers |
|
||||
| \___________ | ___________/ |_____________|
|
||||
| \|/
|
||||
| v
|
||||
| |\___________
|
||||
\ | \
|
||||
\ output sample format convert v
|
||||
\_________________ | ___________/
|
||||
\|/
|
||||
v
|
||||
Output
|
||||
|
||||
Planar/Packed convertion is done when needed during sample format convertion
|
||||
Every step can be skipped without memcpy when its not needed.
|
||||
Either Resampling and Rematrixing can be performed first depending on which
|
||||
way its faster.
|
||||
The Buffers are needed for resampling due to resamplng being a process that
|
||||
requires future and past data, it thus also introduces inevitably a delay when
|
||||
used.
|
||||
Internally 32bit float and 16bit int is supported currently, other formats can
|
||||
easily be added
|
||||
Externally all sample formats in packed and planar configuration are supported
|
||||
Its also trivial to add special converters for common cases
|
||||
If only sample format and or packed/planar convertion is needed it
|
||||
is performed from input to output directly in a single pass with no intermediates.
|
@@ -96,3 +96,4 @@ would benefit from it.
|
||||
Also, as already hinted at, initFilter() accepts an optional convolutional
|
||||
filter as input that can be used for contrast, saturation, blur, sharpening
|
||||
shift, chroma vs. luma shift, ...
|
||||
|
||||
|
158
doc/syntax.texi
158
doc/syntax.texi
@@ -1,158 +0,0 @@
|
||||
@chapter Syntax
|
||||
@c man begin SYNTAX
|
||||
|
||||
When evaluating specific formats, FFmpeg uses internal library parsing
|
||||
functions, shared by the tools. This section documents the syntax of
|
||||
some of these formats.
|
||||
|
||||
@anchor{date syntax}
|
||||
@section Date
|
||||
|
||||
The accepted syntax is:
|
||||
@example
|
||||
[(YYYY-MM-DD|YYYYMMDD)[T|t| ]]((HH:MM:SS[.m...]]])|(HHMMSS[.m...]]]))[Z]
|
||||
now
|
||||
@end example
|
||||
|
||||
If the value is "now" it takes the current time.
|
||||
|
||||
Time is local time unless Z is appended, in which case it is
|
||||
interpreted as UTC.
|
||||
If the year-month-day part is not specified it takes the current
|
||||
year-month-day.
|
||||
|
||||
@anchor{time duration syntax}
|
||||
@section Time duration
|
||||
|
||||
The accepted syntax is:
|
||||
@example
|
||||
[-]HH:MM:SS[.m...]
|
||||
[-]S+[.m...]
|
||||
@end example
|
||||
|
||||
@var{HH} expresses the number of hours, @var{MM} the number a of minutes
|
||||
and @var{SS} the number of seconds.
|
||||
|
||||
@anchor{video size syntax}
|
||||
@section Video size
|
||||
Specify the size of the sourced video, it may be a string of the form
|
||||
@var{width}x@var{height}, or the name of a size abbreviation.
|
||||
|
||||
The following abbreviations are recognized:
|
||||
@table @samp
|
||||
@item sqcif
|
||||
128x96
|
||||
@item qcif
|
||||
176x144
|
||||
@item cif
|
||||
352x288
|
||||
@item 4cif
|
||||
704x576
|
||||
@item 16cif
|
||||
1408x1152
|
||||
@item qqvga
|
||||
160x120
|
||||
@item qvga
|
||||
320x240
|
||||
@item vga
|
||||
640x480
|
||||
@item svga
|
||||
800x600
|
||||
@item xga
|
||||
1024x768
|
||||
@item uxga
|
||||
1600x1200
|
||||
@item qxga
|
||||
2048x1536
|
||||
@item sxga
|
||||
1280x1024
|
||||
@item qsxga
|
||||
2560x2048
|
||||
@item hsxga
|
||||
5120x4096
|
||||
@item wvga
|
||||
852x480
|
||||
@item wxga
|
||||
1366x768
|
||||
@item wsxga
|
||||
1600x1024
|
||||
@item wuxga
|
||||
1920x1200
|
||||
@item woxga
|
||||
2560x1600
|
||||
@item wqsxga
|
||||
3200x2048
|
||||
@item wquxga
|
||||
3840x2400
|
||||
@item whsxga
|
||||
6400x4096
|
||||
@item whuxga
|
||||
7680x4800
|
||||
@item cga
|
||||
320x200
|
||||
@item ega
|
||||
640x350
|
||||
@item hd480
|
||||
852x480
|
||||
@item hd720
|
||||
1280x720
|
||||
@item hd1080
|
||||
1920x1080
|
||||
@end table
|
||||
|
||||
@anchor{video rate syntax}
|
||||
@section Video rate
|
||||
|
||||
Specify the frame rate of a video, expressed as the number of frames
|
||||
generated per second. It has to be a string in the format
|
||||
@var{frame_rate_num}/@var{frame_rate_den}, an integer number, a float
|
||||
number or a valid video frame rate abbreviation.
|
||||
|
||||
The following abbreviations are recognized:
|
||||
@table @samp
|
||||
@item ntsc
|
||||
30000/1001
|
||||
@item pal
|
||||
25/1
|
||||
@item qntsc
|
||||
30000/1
|
||||
@item qpal
|
||||
25/1
|
||||
@item sntsc
|
||||
30000/1
|
||||
@item spal
|
||||
25/1
|
||||
@item film
|
||||
24/1
|
||||
@item ntsc-film
|
||||
24000/1
|
||||
@end table
|
||||
|
||||
@anchor{ratio syntax}
|
||||
@section Ratio
|
||||
|
||||
A ratio can be expressed as an expression, or in the form
|
||||
@var{numerator}:@var{denominator}.
|
||||
|
||||
Note that a ratio with infinite (1/0) or negative value is
|
||||
considered valid, so you should check on the returned value if you
|
||||
want to exclude those values.
|
||||
|
||||
The undefined value can be expressed using the "0:0" string.
|
||||
|
||||
@anchor{color syntax}
|
||||
@section Color
|
||||
|
||||
It can be the name of a color (case insensitive match) or a
|
||||
[0x|#]RRGGBB[AA] sequence, possibly followed by "@" and a string
|
||||
representing the alpha component.
|
||||
|
||||
The alpha component may be a string composed by "0x" followed by an
|
||||
hexadecimal number or a decimal number between 0.0 and 1.0, which
|
||||
represents the opacity value (0x00/0.0 means completely transparent,
|
||||
0xff/1.0 completely opaque).
|
||||
If the alpha component is not specified then 0xff is assumed.
|
||||
|
||||
The string "random" will result in a random color.
|
||||
|
||||
@c man end SYNTAX
|
156
doc/t2h.init
156
doc/t2h.init
@@ -1,161 +1,15 @@
|
||||
# no horiz rules between sections
|
||||
$end_section = \&FFmpeg_end_section;
|
||||
sub FFmpeg_end_section($$)
|
||||
$end_section = \&FFMPEG_end_section;
|
||||
sub FFMPEG_end_section($$)
|
||||
{
|
||||
}
|
||||
|
||||
$EXTRA_HEAD =
|
||||
'<link rel="icon" href="favicon.png" type="image/png" />
|
||||
<link rel="stylesheet" type="text/css" href="default.css" />
|
||||
';
|
||||
|
||||
$CSS_LINES = <<EOT;
|
||||
<style type="text/css">
|
||||
<!--
|
||||
a.summary-letter { text-decoration: none }
|
||||
a { color: #2D6198; }
|
||||
a:visited { color: #884488; }
|
||||
h1 a, h2 a, h3 a { text-decoration: inherit; color: inherit; }
|
||||
p { margin-left: 1em; margin-right: 1em; }
|
||||
table { margin-left: 2em; }
|
||||
pre { margin-left: 2em; }
|
||||
#footer { text-align: center; }
|
||||
#body { margin-left: 1em; margin-right: 1em; }
|
||||
body { background-color: #313131; margin: 0; }
|
||||
|
||||
#container {
|
||||
background-color: white;
|
||||
color: #202020;
|
||||
margin-left: 1em;
|
||||
margin-right: 1em;
|
||||
}
|
||||
|
||||
h1 {
|
||||
background-color: #7BB37B;
|
||||
border: 1px solid #6A996A;
|
||||
color: #151515;
|
||||
font-size: 1.2em;
|
||||
padding-bottom: 0.2em;
|
||||
padding-left: 0.4em;
|
||||
padding-top: 0.2em;
|
||||
}
|
||||
|
||||
h2 {
|
||||
color: #313131;
|
||||
font-size: 1.2em;
|
||||
}
|
||||
|
||||
h3 {
|
||||
color: #313131;
|
||||
font-size: 0.8em;
|
||||
margin-bottom: -8px;
|
||||
}
|
||||
|
||||
.note {
|
||||
margin: 1em;
|
||||
border: 1px solid #bbc9d8;
|
||||
background-color: #dde1e1;
|
||||
}
|
||||
|
||||
.important {
|
||||
margin: 1em;
|
||||
border: 1px solid #d26767;
|
||||
background-color: #f8e1e1;
|
||||
}
|
||||
|
||||
-->
|
||||
</style>
|
||||
EOT
|
||||
|
||||
my $FFMPEG_NAVBAR = $ENV{"FFMPEG_NAVBAR"} || '';
|
||||
|
||||
$AFTER_BODY_OPEN =
|
||||
'<div id="container">' .
|
||||
"\n$FFMPEG_NAVBAR\n" .
|
||||
'<div id="body">';
|
||||
|
||||
$PRE_BODY_CLOSE = '</div></div>';
|
||||
|
||||
$SMALL_RULE = '';
|
||||
$BODYTEXT = '';
|
||||
|
||||
$print_page_foot = \&FFmpeg_print_page_foot;
|
||||
sub FFmpeg_print_page_foot($$)
|
||||
$print_page_foot = \&FFMPEG_print_page_foot;
|
||||
sub FFMPEG_print_page_foot($$)
|
||||
{
|
||||
my $fh = shift;
|
||||
print $fh '<div id="footer">' . "\n";
|
||||
print $fh "$SMALL_RULE\n";
|
||||
T2H_DEFAULT_print_page_foot($fh);
|
||||
print $fh "</div>\n";
|
||||
}
|
||||
|
||||
$float = \&FFmpeg_float;
|
||||
|
||||
sub FFmpeg_float($$$$)
|
||||
{
|
||||
my $text = shift;
|
||||
my $float = shift;
|
||||
my $caption = shift;
|
||||
my $shortcaption = shift;
|
||||
|
||||
my $label = '';
|
||||
if (exists($float->{'id'}))
|
||||
{
|
||||
$label = &$anchor($float->{'id'});
|
||||
}
|
||||
my $class = '';
|
||||
my $subject = '';
|
||||
|
||||
if ($caption =~ /NOTE/)
|
||||
{
|
||||
$class = "note";
|
||||
}
|
||||
elsif ($caption =~ /IMPORTANT/)
|
||||
{
|
||||
$class = "important";
|
||||
}
|
||||
|
||||
return '<div class="float ' . $class . '">' . "$label\n" . $text . '</div>';
|
||||
}
|
||||
|
||||
$print_page_head = \&FFmpeg_print_page_head;
|
||||
sub FFmpeg_print_page_head($$)
|
||||
{
|
||||
my $fh = shift;
|
||||
my $longtitle = "$Texi2HTML::THISDOC{'title_no_texi'}";
|
||||
$longtitle .= ": $Texi2HTML::NO_TEXI{'This'}" if exists $Texi2HTML::NO_TEXI{'This'};
|
||||
my $description = $DOCUMENT_DESCRIPTION;
|
||||
$description = $longtitle if (!defined($description));
|
||||
$description = "<meta name=\"description\" content=\"$description\">" if
|
||||
($description ne '');
|
||||
$description = $Texi2HTML::THISDOC{'documentdescription'} if (defined($Texi2HTML::THISDOC{'documentdescription'}));
|
||||
my $encoding = '';
|
||||
$encoding = "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=$ENCODING\">" if (defined($ENCODING) and ($ENCODING ne ''));
|
||||
$longtitle =~ s/Documentation.*//g;
|
||||
$longtitle = "FFmpeg documentation : " . $longtitle;
|
||||
|
||||
print $fh <<EOT;
|
||||
$DOCTYPE
|
||||
<html>
|
||||
$Texi2HTML::THISDOC{'copying'}<!-- Created on $Texi2HTML::THISDOC{today} by $Texi2HTML::THISDOC{program} -->
|
||||
<!--
|
||||
$Texi2HTML::THISDOC{program_authors}
|
||||
-->
|
||||
<head>
|
||||
<title>$longtitle</title>
|
||||
|
||||
$description
|
||||
<meta name="keywords" content="$longtitle">
|
||||
<meta name="resource-type" content="document">
|
||||
<meta name="distribution" content="global">
|
||||
<meta name="Generator" content="$Texi2HTML::THISDOC{program}">
|
||||
$encoding
|
||||
$CSS_LINES
|
||||
$EXTRA_HEAD
|
||||
</head>
|
||||
|
||||
<body $BODYTEXT>
|
||||
$AFTER_BODY_OPEN
|
||||
EOT
|
||||
}
|
||||
|
||||
# no navigation elements
|
||||
|
115
doc/texi2pod.pl
115
doc/texi2pod.pl
@@ -1,4 +1,4 @@
|
||||
#! /usr/bin/perl
|
||||
#! /usr/bin/perl -w
|
||||
|
||||
# Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
|
||||
|
||||
@@ -23,13 +23,11 @@
|
||||
# markup to Perl POD format. It's intended to be used to extract
|
||||
# something suitable for a manpage from a Texinfo document.
|
||||
|
||||
use warnings;
|
||||
|
||||
$output = 0;
|
||||
$skipping = 0;
|
||||
%chapters = ();
|
||||
@chapters_sequence = ();
|
||||
$chapter = "";
|
||||
%sects = ();
|
||||
@sects_sequence = ();
|
||||
$section = "";
|
||||
@icstack = ();
|
||||
@endwstack = ();
|
||||
@skstack = ();
|
||||
@@ -38,7 +36,7 @@ $shift = "";
|
||||
%defs = ();
|
||||
$fnno = 1;
|
||||
$inf = "";
|
||||
@ibase = ();
|
||||
$ibase = "";
|
||||
|
||||
while ($_ = shift) {
|
||||
if (/^-D(.*)$/) {
|
||||
@@ -54,8 +52,6 @@ while ($_ = shift) {
|
||||
die "flags may only contain letters, digits, hyphens, dashes and underscores\n"
|
||||
unless $flag =~ /^[a-zA-Z0-9_-]+$/;
|
||||
$defs{$flag} = $value;
|
||||
} elsif (/^-I(.*)$/) {
|
||||
push @ibase, $1 ne "" ? $1 : shift;
|
||||
} elsif (/^-/) {
|
||||
usage();
|
||||
} else {
|
||||
@@ -65,12 +61,10 @@ while ($_ = shift) {
|
||||
}
|
||||
}
|
||||
|
||||
push @ibase, ".";
|
||||
|
||||
if (defined $in) {
|
||||
$inf = gensym();
|
||||
open($inf, "<$in") or die "opening \"$in\": $!\n";
|
||||
push @ibase, $1 if $in =~ m|^(.+)/[^/]+$|;
|
||||
$ibase = $1 if $in =~ m|^(.+)/[^/]+$|;
|
||||
} else {
|
||||
$inf = \*STDIN;
|
||||
}
|
||||
@@ -80,7 +74,7 @@ if (defined $out) {
|
||||
}
|
||||
|
||||
while(defined $inf) {
|
||||
INF: while(<$inf>) {
|
||||
while(<$inf>) {
|
||||
# Certain commands are discarded without further processing.
|
||||
/^\@(?:
|
||||
[a-z]+index # @*index: useful only in complete manual
|
||||
@@ -110,28 +104,23 @@ INF: while(<$inf>) {
|
||||
push @instack, $inf;
|
||||
$inf = gensym();
|
||||
|
||||
for (@ibase) {
|
||||
open($inf, "<" . $_ . "/" . $1) and next INF;
|
||||
}
|
||||
die "cannot open $1: $!\n";
|
||||
};
|
||||
|
||||
/^\@chapter\s+([A-Za-z ]+)/ and do {
|
||||
# close old chapter
|
||||
$chapters{$chapter_name} .= postprocess($chapter) if ($chapter_name);
|
||||
|
||||
# start new chapter
|
||||
$chapter_name = $1, push (@chapters_sequence, $chapter_name) unless $skipping;
|
||||
$chapters{$chapter_name} = "" unless exists $chapters{$chapter_name};
|
||||
$chapter = "";
|
||||
$output = 1;
|
||||
# Try cwd and $ibase.
|
||||
open($inf, "<" . $1)
|
||||
or open($inf, "<" . $ibase . "/" . $1)
|
||||
or die "cannot open $1 or $ibase/$1: $!\n";
|
||||
next;
|
||||
};
|
||||
|
||||
/^\@bye/ and do {
|
||||
# close old chapter
|
||||
$chapters{$chapter_name} .= postprocess($chapter) if ($chapter_name);
|
||||
last INF;
|
||||
# Look for blocks surrounded by @c man begin SECTION ... @c man end.
|
||||
# This really oughta be @ifman ... @end ifman and the like, but such
|
||||
# would require rev'ing all other Texinfo translators.
|
||||
/^\@c\s+man\s+begin\s+([A-Za-z ]+)/ and $sect = $1, push (@sects_sequence, $sect), $output = 1, next;
|
||||
/^\@c\s+man\s+end/ and do {
|
||||
$sects{$sect} = "" unless exists $sects{$sect};
|
||||
$sects{$sect} .= postprocess($section);
|
||||
$section = "";
|
||||
$output = 0;
|
||||
next;
|
||||
};
|
||||
|
||||
# handle variables
|
||||
@@ -156,20 +145,20 @@ INF: while(<$inf>) {
|
||||
# Ignore @end foo, where foo is not an operation which may
|
||||
# cause us to skip, if we are presently skipping.
|
||||
my $ended = $1;
|
||||
next if $skipping && $ended !~ /^(?:ifset|ifclear|ignore|menu|iftex|ifhtml|ifnothtml)$/;
|
||||
next if $skipping && $ended !~ /^(?:ifset|ifclear|ignore|menu|iftex)$/;
|
||||
|
||||
die "\@end $ended without \@$ended at line $.\n" unless defined $endw;
|
||||
die "\@$endw ended by \@end $ended at line $.\n" unless $ended eq $endw;
|
||||
|
||||
$endw = pop @endwstack;
|
||||
|
||||
if ($ended =~ /^(?:ifset|ifclear|ignore|menu|iftex|ifhtml|ifnothtml)$/) {
|
||||
if ($ended =~ /^(?:ifset|ifclear|ignore|menu|iftex)$/) {
|
||||
$skipping = pop @skstack;
|
||||
next;
|
||||
} elsif ($ended =~ /^(?:example|smallexample|display)$/) {
|
||||
$shift = "";
|
||||
$_ = ""; # need a paragraph break
|
||||
} elsif ($ended =~ /^(?:itemize|enumerate|(?:multi|[fv])?table)$/) {
|
||||
} elsif ($ended =~ /^(?:itemize|enumerate|[fv]?table)$/) {
|
||||
$_ = "\n=back\n";
|
||||
$ic = pop @icstack;
|
||||
} else {
|
||||
@@ -196,11 +185,11 @@ INF: while(<$inf>) {
|
||||
next;
|
||||
};
|
||||
|
||||
/^\@(ignore|menu|iftex|ifhtml|ifnothtml)\b/ and do {
|
||||
/^\@(ignore|menu|iftex)\b/ and do {
|
||||
push @endwstack, $endw;
|
||||
push @skstack, $skipping;
|
||||
$endw = $1;
|
||||
$skipping = $endw !~ /ifnothtml/;
|
||||
$skipping = 1;
|
||||
next;
|
||||
};
|
||||
|
||||
@@ -217,6 +206,7 @@ INF: while(<$inf>) {
|
||||
s/\@TeX\{\}/TeX/g;
|
||||
s/\@pounds\{\}/\#/g;
|
||||
s/\@minus(?:\{\})?/-/g;
|
||||
s/\\,/,/g;
|
||||
|
||||
# Now the ones that have to be replaced by special escapes
|
||||
# (which will be turned back into text by unmunge())
|
||||
@@ -269,16 +259,15 @@ INF: while(<$inf>) {
|
||||
$endw = "enumerate";
|
||||
};
|
||||
|
||||
/^\@((?:multi|[fv])?table)\s+(\@[a-z]+)/ and do {
|
||||
/^\@([fv]?table)\s+(\@[a-z]+)/ and do {
|
||||
push @endwstack, $endw;
|
||||
push @icstack, $ic;
|
||||
$endw = $1;
|
||||
$ic = $2;
|
||||
$ic =~ s/\@(?:samp|strong|key|gcctabopt|option|env|command)/B/;
|
||||
$ic =~ s/\@(?:samp|strong|key|gcctabopt|option|env)/B/;
|
||||
$ic =~ s/\@(?:code|kbd)/C/;
|
||||
$ic =~ s/\@(?:dfn|var|emph|cite|i)/I/;
|
||||
$ic =~ s/\@(?:file)/F/;
|
||||
$ic =~ s/\@(?:columnfractions)//;
|
||||
$_ = "\n=over 4\n";
|
||||
};
|
||||
|
||||
@@ -289,21 +278,6 @@ INF: while(<$inf>) {
|
||||
$_ = ""; # need a paragraph break
|
||||
};
|
||||
|
||||
/^\@item\s+(.*\S)\s*$/ and $endw eq "multitable" and do {
|
||||
my $columns = $1;
|
||||
$columns =~ s/\@tab/ : /;
|
||||
|
||||
$_ = "\n=item B<". $columns .">\n";
|
||||
};
|
||||
|
||||
/^\@tab\s+(.*\S)\s*$/ and $endw eq "multitable" and do {
|
||||
my $columns = $1;
|
||||
$columns =~ s/\@tab/ : /;
|
||||
|
||||
$_ = " : ". $columns;
|
||||
$chapter =~ s/\n+\s+$//;
|
||||
};
|
||||
|
||||
/^\@itemx?\s*(.+)?$/ and do {
|
||||
if (defined $1) {
|
||||
# Entity escapes prevent munging by the <> processing below.
|
||||
@@ -315,7 +289,7 @@ INF: while(<$inf>) {
|
||||
}
|
||||
};
|
||||
|
||||
$chapter .= $shift.$_."\n";
|
||||
$section .= $shift.$_."\n";
|
||||
}
|
||||
# End of current file.
|
||||
close($inf);
|
||||
@@ -324,15 +298,16 @@ $inf = pop @instack;
|
||||
|
||||
die "No filename or title\n" unless defined $fn && defined $tl;
|
||||
|
||||
$chapters{NAME} = "$fn \- $tl\n";
|
||||
$chapters{FOOTNOTES} .= "=back\n" if exists $chapters{FOOTNOTES};
|
||||
$sects{NAME} = "$fn \- $tl\n";
|
||||
$sects{FOOTNOTES} .= "=back\n" if exists $sects{FOOTNOTES};
|
||||
|
||||
unshift @chapters_sequence, "NAME";
|
||||
for $chapter (@chapters_sequence) {
|
||||
if (exists $chapters{$chapter}) {
|
||||
$head = uc($chapter);
|
||||
unshift @sects_sequence, "NAME";
|
||||
for $sect (@sects_sequence) {
|
||||
if(exists $sects{$sect}) {
|
||||
$head = $sect;
|
||||
$head =~ s/SEEALSO/SEE ALSO/;
|
||||
print "=head1 $head\n\n";
|
||||
print scalar unmunge ($chapters{$chapter});
|
||||
print scalar unmunge ($sects{$sect});
|
||||
print "\n";
|
||||
}
|
||||
}
|
||||
@@ -377,8 +352,6 @@ sub postprocess
|
||||
s/\(?\@xref\{(?:[^\}]*)\}(?:[^.<]|(?:<[^<>]*>))*\.\)?//g;
|
||||
s/\s+\(\@pxref\{(?:[^\}]*)\}\)//g;
|
||||
s/;\s+\@pxref\{(?:[^\}]*)\}//g;
|
||||
s/\@ref\{(?:[^,\}]*,)(?:[^,\}]*,)([^,\}]*).*\}/$1/g;
|
||||
s/\@ref\{([^\}]*)\}/$1/g;
|
||||
s/\@noindent\s*//g;
|
||||
s/\@refill//g;
|
||||
s/\@gol//g;
|
||||
@@ -387,7 +360,7 @@ sub postprocess
|
||||
# @uref can take one, two, or three arguments, with different
|
||||
# semantics each time. @url and @email are just like @uref with
|
||||
# one argument, for our purposes.
|
||||
s/\@(?:uref|url|email)\{([^\},]*),?[^\}]*\}/<B<$1>>/g;
|
||||
s/\@(?:uref|url|email)\{([^\},]*)\}/<B<$1>>/g;
|
||||
s/\@uref\{([^\},]*),([^\},]*)\}/$2 (C<$1>)/g;
|
||||
s/\@uref\{([^\},]*),([^\},]*),([^\},]*)\}/$3/g;
|
||||
|
||||
@@ -431,13 +404,13 @@ sub unmunge
|
||||
|
||||
sub add_footnote
|
||||
{
|
||||
unless (exists $chapters{FOOTNOTES}) {
|
||||
$chapters{FOOTNOTES} = "\n=over 4\n\n";
|
||||
unless (exists $sects{FOOTNOTES}) {
|
||||
$sects{FOOTNOTES} = "\n=over 4\n\n";
|
||||
}
|
||||
|
||||
$chapters{FOOTNOTES} .= "=item $fnno.\n\n"; $fnno++;
|
||||
$chapters{FOOTNOTES} .= $_[0];
|
||||
$chapters{FOOTNOTES} .= "\n\n";
|
||||
$sects{FOOTNOTES} .= "=item $fnno.\n\n"; $fnno++;
|
||||
$sects{FOOTNOTES} .= $_[0];
|
||||
$sects{FOOTNOTES} .= "\n\n";
|
||||
}
|
||||
|
||||
# stolen from Symbol.pm
|
||||
|
@@ -107,3 +107,4 @@ one with score 3)
|
||||
|
||||
Author: Michael niedermayer
|
||||
Copyright LGPL
|
||||
|
||||
|
17
ffpresets/libvpx-1080p.ffpreset
Normal file
17
ffpresets/libvpx-1080p.ffpreset
Normal file
@@ -0,0 +1,17 @@
|
||||
vcodec=libvpx
|
||||
g=120
|
||||
rc_lookahead=16
|
||||
quality=good
|
||||
speed=0
|
||||
profile=1
|
||||
qmax=51
|
||||
qmin=11
|
||||
slices=4
|
||||
vb=2M
|
||||
|
||||
#ignored unless using -pass 2
|
||||
maxrate=24M
|
||||
minrate=100k
|
||||
arnr_max_frames=7
|
||||
arnr_strength=5
|
||||
arnr_type=3
|
17
ffpresets/libvpx-1080p50_60.ffpreset
Normal file
17
ffpresets/libvpx-1080p50_60.ffpreset
Normal file
@@ -0,0 +1,17 @@
|
||||
vcodec=libvpx
|
||||
g=120
|
||||
rc_lookahead=25
|
||||
quality=good
|
||||
speed=0
|
||||
profile=1
|
||||
qmax=51
|
||||
qmin=11
|
||||
slices=4
|
||||
vb=2M
|
||||
|
||||
#ignored unless using -pass 2
|
||||
maxrate=24M
|
||||
minrate=100k
|
||||
arnr_max_frames=7
|
||||
arnr_strength=5
|
||||
arnr_type=3
|
16
ffpresets/libvpx-360p.ffpreset
Normal file
16
ffpresets/libvpx-360p.ffpreset
Normal file
@@ -0,0 +1,16 @@
|
||||
vcodec=libvpx
|
||||
g=120
|
||||
rc_lookahead=16
|
||||
quality=good
|
||||
speed=0
|
||||
profile=0
|
||||
qmax=63
|
||||
qmin=0
|
||||
vb=768k
|
||||
|
||||
#ignored unless using -pass 2
|
||||
maxrate=1.5M
|
||||
minrate=40k
|
||||
arnr_max_frames=7
|
||||
arnr_strength=5
|
||||
arnr_type=3
|
17
ffpresets/libvpx-720p.ffpreset
Normal file
17
ffpresets/libvpx-720p.ffpreset
Normal file
@@ -0,0 +1,17 @@
|
||||
vcodec=libvpx
|
||||
g=120
|
||||
rc_lookahead=16
|
||||
quality=good
|
||||
speed=0
|
||||
profile=0
|
||||
qmax=51
|
||||
qmin=11
|
||||
slices=4
|
||||
vb=2M
|
||||
|
||||
#ignored unless using -pass 2
|
||||
maxrate=24M
|
||||
minrate=100k
|
||||
arnr_max_frames=7
|
||||
arnr_strength=5
|
||||
arnr_type=3
|
17
ffpresets/libvpx-720p50_60.ffpreset
Normal file
17
ffpresets/libvpx-720p50_60.ffpreset
Normal file
@@ -0,0 +1,17 @@
|
||||
vcodec=libvpx
|
||||
g=120
|
||||
rc_lookahead=25
|
||||
quality=good
|
||||
speed=0
|
||||
profile=0
|
||||
qmax=51
|
||||
qmin=11
|
||||
slices=4
|
||||
vb=2M
|
||||
|
||||
#ignored unless using -pass 2
|
||||
maxrate=24M
|
||||
minrate=100k
|
||||
arnr_max_frames=7
|
||||
arnr_strength=5
|
||||
arnr_type=3
|
4
ffpresets/libx264-baseline.ffpreset
Normal file
4
ffpresets/libx264-baseline.ffpreset
Normal file
@@ -0,0 +1,4 @@
|
||||
coder=0
|
||||
bf=0
|
||||
flags2=-wpred-dct8x8
|
||||
wpredp=0
|
7
ffpresets/libx264-ipod320.ffpreset
Normal file
7
ffpresets/libx264-ipod320.ffpreset
Normal file
@@ -0,0 +1,7 @@
|
||||
coder=0
|
||||
bf=0
|
||||
flags2=-wpred-dct8x8
|
||||
level=13
|
||||
maxrate=768000
|
||||
bufsize=3000000
|
||||
wpredp=0
|
8
ffpresets/libx264-ipod640.ffpreset
Normal file
8
ffpresets/libx264-ipod640.ffpreset
Normal file
@@ -0,0 +1,8 @@
|
||||
coder=0
|
||||
bf=0
|
||||
refs=1
|
||||
flags2=-wpred-dct8x8
|
||||
level=30
|
||||
maxrate=10000000
|
||||
bufsize=10000000
|
||||
wpredp=0
|
20
ffpresets/libx264-lossless_fast.ffpreset
Normal file
20
ffpresets/libx264-lossless_fast.ffpreset
Normal file
@@ -0,0 +1,20 @@
|
||||
coder=0
|
||||
flags=+loop+cgop
|
||||
cmp=+chroma
|
||||
partitions=-parti8x8+parti4x4+partp8x8-partp4x4-partb8x8
|
||||
me_method=hex
|
||||
subq=3
|
||||
me_range=16
|
||||
g=250
|
||||
keyint_min=25
|
||||
sc_threshold=40
|
||||
i_qfactor=0.71
|
||||
b_strategy=1
|
||||
qcomp=0.6
|
||||
qmin=0
|
||||
qmax=69
|
||||
qdiff=4
|
||||
directpred=1
|
||||
flags2=+fastpskip
|
||||
cqp=0
|
||||
wpredp=0
|
21
ffpresets/libx264-lossless_max.ffpreset
Normal file
21
ffpresets/libx264-lossless_max.ffpreset
Normal file
@@ -0,0 +1,21 @@
|
||||
coder=1
|
||||
flags=+loop+cgop
|
||||
cmp=+chroma
|
||||
partitions=+parti8x8+parti4x4+partp8x8+partp4x4-partb8x8
|
||||
me_method=esa
|
||||
subq=8
|
||||
me_range=16
|
||||
g=250
|
||||
keyint_min=25
|
||||
sc_threshold=40
|
||||
i_qfactor=0.71
|
||||
b_strategy=1
|
||||
qcomp=0.6
|
||||
qmin=0
|
||||
qmax=69
|
||||
qdiff=4
|
||||
refs=16
|
||||
directpred=1
|
||||
flags2=+mixed_refs+dct8x8+fastpskip
|
||||
cqp=0
|
||||
wpredp=2
|
20
ffpresets/libx264-lossless_medium.ffpreset
Normal file
20
ffpresets/libx264-lossless_medium.ffpreset
Normal file
@@ -0,0 +1,20 @@
|
||||
coder=1
|
||||
flags=+loop+cgop
|
||||
cmp=+chroma
|
||||
partitions=-parti8x8+parti4x4+partp8x8+partp4x4-partb8x8
|
||||
me_method=hex
|
||||
subq=5
|
||||
me_range=16
|
||||
g=250
|
||||
keyint_min=25
|
||||
sc_threshold=40
|
||||
i_qfactor=0.71
|
||||
b_strategy=1
|
||||
qcomp=0.6
|
||||
qmin=0
|
||||
qmax=69
|
||||
qdiff=4
|
||||
directpred=1
|
||||
flags2=+fastpskip
|
||||
cqp=0
|
||||
wpredp=2
|
21
ffpresets/libx264-lossless_slow.ffpreset
Normal file
21
ffpresets/libx264-lossless_slow.ffpreset
Normal file
@@ -0,0 +1,21 @@
|
||||
coder=1
|
||||
flags=+loop+cgop
|
||||
cmp=+chroma
|
||||
partitions=+parti8x8+parti4x4+partp8x8+partp4x4-partb8x8
|
||||
me_method=umh
|
||||
subq=6
|
||||
me_range=16
|
||||
g=250
|
||||
keyint_min=25
|
||||
sc_threshold=40
|
||||
i_qfactor=0.71
|
||||
b_strategy=1
|
||||
qcomp=0.6
|
||||
qmin=0
|
||||
qmax=69
|
||||
qdiff=4
|
||||
refs=2
|
||||
directpred=1
|
||||
flags2=+dct8x8+fastpskip
|
||||
cqp=0
|
||||
wpredp=2
|
21
ffpresets/libx264-lossless_slower.ffpreset
Normal file
21
ffpresets/libx264-lossless_slower.ffpreset
Normal file
@@ -0,0 +1,21 @@
|
||||
coder=1
|
||||
flags=+loop+cgop
|
||||
cmp=+chroma
|
||||
partitions=+parti8x8+parti4x4+partp8x8+partp4x4-partb8x8
|
||||
me_method=umh
|
||||
subq=8
|
||||
me_range=16
|
||||
g=250
|
||||
keyint_min=25
|
||||
sc_threshold=40
|
||||
i_qfactor=0.71
|
||||
b_strategy=1
|
||||
qcomp=0.6
|
||||
qmin=0
|
||||
qmax=69
|
||||
qdiff=4
|
||||
refs=4
|
||||
directpred=1
|
||||
flags2=+mixed_refs+dct8x8+fastpskip
|
||||
cqp=0
|
||||
wpredp=2
|
19
ffpresets/libx264-lossless_ultrafast.ffpreset
Normal file
19
ffpresets/libx264-lossless_ultrafast.ffpreset
Normal file
@@ -0,0 +1,19 @@
|
||||
coder=0
|
||||
flags=+loop+cgop
|
||||
cmp=+chroma
|
||||
partitions=-parti8x8-parti4x4-partp8x8-partp4x4-partb8x8
|
||||
me_method=dia
|
||||
subq=0
|
||||
me_range=16
|
||||
g=250
|
||||
keyint_min=25
|
||||
sc_threshold=40
|
||||
i_qfactor=0.71
|
||||
b_strategy=1
|
||||
qcomp=0.6
|
||||
qmin=0
|
||||
qmax=69
|
||||
qdiff=4
|
||||
directpred=1
|
||||
flags2=+fastpskip
|
||||
cqp=0
|
364
ffserver.c
364
ffserver.c
File diff suppressed because it is too large
Load Diff
@@ -1,5 +1,6 @@
|
||||
/*
|
||||
* GSM common header
|
||||
* Multiple format streaming server
|
||||
* copyright (c) 2002 Fabrice Bellard
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
@@ -17,15 +18,11 @@
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
#ifndef FFMPEG_FFSERVER_H
|
||||
#define FFMPEG_FFSERVER_H
|
||||
|
||||
#ifndef AVCODEC_GSM_H
|
||||
#define AVCODEC_GSM_H
|
||||
/* interface between ffserver and modules */
|
||||
|
||||
/* bytes per block */
|
||||
#define GSM_BLOCK_SIZE 33
|
||||
#define GSM_MS_BLOCK_SIZE 65
|
||||
void ffserver_module_init(void);
|
||||
|
||||
/* samples per block */
|
||||
#define GSM_FRAME_SIZE 160
|
||||
|
||||
#endif /* AVCODEC_GSM_H */
|
||||
#endif /* FFMPEG_FFSERVER_H */
|
970
libavcodec/4xm.c
970
libavcodec/4xm.c
File diff suppressed because it is too large
Load Diff
@@ -27,7 +27,7 @@
|
||||
*
|
||||
* Supports: PAL8 (RGB 8bpp, paletted)
|
||||
* : BGR24 (RGB 24bpp) (can also output it as RGB32)
|
||||
* : RGB32 (RGB 32bpp, 4th plane is alpha)
|
||||
* : RGB32 (RGB 32bpp, 4th plane is probably alpha and it's ignored)
|
||||
*
|
||||
*/
|
||||
|
||||
@@ -38,20 +38,18 @@
|
||||
#include "avcodec.h"
|
||||
|
||||
|
||||
static const enum PixelFormat pixfmt_rgb24[] = {
|
||||
PIX_FMT_BGR24, PIX_FMT_RGB32, PIX_FMT_NONE };
|
||||
static const enum PixelFormat pixfmt_rgb24[] = {PIX_FMT_BGR24, PIX_FMT_RGB32, PIX_FMT_NONE};
|
||||
|
||||
/*
|
||||
* Decoder context
|
||||
*/
|
||||
typedef struct EightBpsContext {
|
||||
AVCodecContext *avctx;
|
||||
AVFrame pic;
|
||||
|
||||
unsigned char planes;
|
||||
unsigned char planemap[4];
|
||||
AVCodecContext *avctx;
|
||||
AVFrame pic;
|
||||
|
||||
uint32_t pal[256];
|
||||
unsigned char planes;
|
||||
unsigned char planemap[4];
|
||||
} EightBpsContext;
|
||||
|
||||
|
||||
@@ -60,90 +58,91 @@ typedef struct EightBpsContext {
|
||||
* Decode a frame
|
||||
*
|
||||
*/
|
||||
static int decode_frame(AVCodecContext *avctx, void *data,
|
||||
int *data_size, AVPacket *avpkt)
|
||||
static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
|
||||
{
|
||||
const uint8_t *buf = avpkt->data;
|
||||
int buf_size = avpkt->size;
|
||||
EightBpsContext * const c = avctx->priv_data;
|
||||
const unsigned char *encoded = buf;
|
||||
unsigned char *pixptr, *pixptr_end;
|
||||
unsigned int height = avctx->height; // Real image height
|
||||
unsigned int dlen, p, row;
|
||||
const unsigned char *lp, *dp;
|
||||
unsigned char count;
|
||||
unsigned int planes = c->planes;
|
||||
unsigned char *planemap = c->planemap;
|
||||
const uint8_t *buf = avpkt->data;
|
||||
int buf_size = avpkt->size;
|
||||
EightBpsContext * const c = avctx->priv_data;
|
||||
const unsigned char *encoded = buf;
|
||||
unsigned char *pixptr, *pixptr_end;
|
||||
unsigned int height = avctx->height; // Real image height
|
||||
unsigned int dlen, p, row;
|
||||
const unsigned char *lp, *dp;
|
||||
unsigned char count;
|
||||
unsigned int px_inc;
|
||||
unsigned int planes = c->planes;
|
||||
unsigned char *planemap = c->planemap;
|
||||
|
||||
if (c->pic.data[0])
|
||||
avctx->release_buffer(avctx, &c->pic);
|
||||
if(c->pic.data[0])
|
||||
avctx->release_buffer(avctx, &c->pic);
|
||||
|
||||
c->pic.reference = 0;
|
||||
c->pic.buffer_hints = FF_BUFFER_HINTS_VALID;
|
||||
if (avctx->get_buffer(avctx, &c->pic) < 0){
|
||||
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
|
||||
return -1;
|
||||
}
|
||||
c->pic.reference = 0;
|
||||
c->pic.buffer_hints = FF_BUFFER_HINTS_VALID;
|
||||
if(avctx->get_buffer(avctx, &c->pic) < 0){
|
||||
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Set data pointer after line lengths */
|
||||
dp = encoded + planes * (height << 1);
|
||||
/* Set data pointer after line lengths */
|
||||
dp = encoded + planes * (height << 1);
|
||||
|
||||
for (p = 0; p < planes; p++) {
|
||||
/* Lines length pointer for this plane */
|
||||
lp = encoded + p * (height << 1);
|
||||
/* Ignore alpha plane, don't know what to do with it */
|
||||
if (planes == 4)
|
||||
planes--;
|
||||
|
||||
/* Decode a plane */
|
||||
for (row = 0; row < height; row++) {
|
||||
pixptr = c->pic.data[0] + row * c->pic.linesize[0] + planemap[p];
|
||||
pixptr_end = pixptr + c->pic.linesize[0];
|
||||
dlen = av_be2ne16(*(const unsigned short *)(lp + row * 2));
|
||||
/* Decode a row of this plane */
|
||||
while (dlen > 0) {
|
||||
if (dp + 1 >= buf + buf_size)
|
||||
return -1;
|
||||
if ((count = *dp++) <= 127) {
|
||||
count++;
|
||||
dlen -= count + 1;
|
||||
if (pixptr + count * planes > pixptr_end)
|
||||
break;
|
||||
if (dp + count > buf + buf_size)
|
||||
return -1;
|
||||
while (count--) {
|
||||
*pixptr = *dp++;
|
||||
pixptr += planes;
|
||||
}
|
||||
} else {
|
||||
count = 257 - count;
|
||||
if (pixptr + count * planes > pixptr_end)
|
||||
break;
|
||||
while (count--) {
|
||||
*pixptr = *dp;
|
||||
pixptr += planes;
|
||||
}
|
||||
dp++;
|
||||
dlen -= 2;
|
||||
px_inc = planes + (avctx->pix_fmt == PIX_FMT_RGB32);
|
||||
|
||||
for (p = 0; p < planes; p++) {
|
||||
/* Lines length pointer for this plane */
|
||||
lp = encoded + p * (height << 1);
|
||||
|
||||
/* Decode a plane */
|
||||
for(row = 0; row < height; row++) {
|
||||
pixptr = c->pic.data[0] + row * c->pic.linesize[0] + planemap[p];
|
||||
pixptr_end = pixptr + c->pic.linesize[0];
|
||||
dlen = av_be2ne16(*(const unsigned short *)(lp+row*2));
|
||||
/* Decode a row of this plane */
|
||||
while(dlen > 0) {
|
||||
if(dp + 1 >= buf+buf_size) return -1;
|
||||
if ((count = *dp++) <= 127) {
|
||||
count++;
|
||||
dlen -= count + 1;
|
||||
if (pixptr + count * px_inc > pixptr_end)
|
||||
break;
|
||||
if(dp + count > buf+buf_size) return -1;
|
||||
while(count--) {
|
||||
*pixptr = *dp++;
|
||||
pixptr += px_inc;
|
||||
}
|
||||
} else {
|
||||
count = 257 - count;
|
||||
if (pixptr + count * px_inc > pixptr_end)
|
||||
break;
|
||||
while(count--) {
|
||||
*pixptr = *dp;
|
||||
pixptr += px_inc;
|
||||
}
|
||||
dp++;
|
||||
dlen -= 2;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (avctx->bits_per_coded_sample <= 8) {
|
||||
const uint8_t *pal = av_packet_get_side_data(avpkt,
|
||||
AV_PKT_DATA_PALETTE,
|
||||
NULL);
|
||||
if (pal) {
|
||||
c->pic.palette_has_changed = 1;
|
||||
memcpy(c->pal, pal, AVPALETTE_SIZE);
|
||||
}
|
||||
|
||||
memcpy (c->pic.data[1], c->pal, AVPALETTE_SIZE);
|
||||
}
|
||||
if (avctx->palctrl) {
|
||||
memcpy (c->pic.data[1], avctx->palctrl->palette, AVPALETTE_SIZE);
|
||||
if (avctx->palctrl->palette_changed) {
|
||||
c->pic.palette_has_changed = 1;
|
||||
avctx->palctrl->palette_changed = 0;
|
||||
} else
|
||||
c->pic.palette_has_changed = 0;
|
||||
}
|
||||
|
||||
*data_size = sizeof(AVFrame);
|
||||
*(AVFrame*)data = c->pic;
|
||||
*data_size = sizeof(AVFrame);
|
||||
*(AVFrame*)data = c->pic;
|
||||
|
||||
/* always report that the buffer was completely consumed */
|
||||
return buf_size;
|
||||
/* always report that the buffer was completely consumed */
|
||||
return buf_size;
|
||||
}
|
||||
|
||||
|
||||
@@ -154,47 +153,51 @@ static int decode_frame(AVCodecContext *avctx, void *data,
|
||||
*/
|
||||
static av_cold int decode_init(AVCodecContext *avctx)
|
||||
{
|
||||
EightBpsContext * const c = avctx->priv_data;
|
||||
EightBpsContext * const c = avctx->priv_data;
|
||||
|
||||
c->avctx = avctx;
|
||||
c->pic.data[0] = NULL;
|
||||
c->avctx = avctx;
|
||||
|
||||
avcodec_get_frame_defaults(&c->pic);
|
||||
switch (avctx->bits_per_coded_sample) {
|
||||
case 8:
|
||||
avctx->pix_fmt = PIX_FMT_PAL8;
|
||||
c->planes = 1;
|
||||
c->planemap[0] = 0; // 1st plane is palette indexes
|
||||
break;
|
||||
case 24:
|
||||
avctx->pix_fmt = avctx->get_format(avctx, pixfmt_rgb24);
|
||||
c->planes = 3;
|
||||
c->planemap[0] = 2; // 1st plane is red
|
||||
c->planemap[1] = 1; // 2nd plane is green
|
||||
c->planemap[2] = 0; // 3rd plane is blue
|
||||
break;
|
||||
case 32:
|
||||
avctx->pix_fmt = PIX_FMT_RGB32;
|
||||
c->planes = 4;
|
||||
avcodec_get_frame_defaults(&c->pic);
|
||||
c->pic.data[0] = NULL;
|
||||
|
||||
switch (avctx->bits_per_coded_sample) {
|
||||
case 8:
|
||||
avctx->pix_fmt = PIX_FMT_PAL8;
|
||||
c->planes = 1;
|
||||
c->planemap[0] = 0; // 1st plane is palette indexes
|
||||
if (avctx->palctrl == NULL) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Error: PAL8 format but no palette from demuxer.\n");
|
||||
return -1;
|
||||
}
|
||||
break;
|
||||
case 24:
|
||||
avctx->pix_fmt = avctx->get_format(avctx, pixfmt_rgb24);
|
||||
c->planes = 3;
|
||||
c->planemap[0] = 2; // 1st plane is red
|
||||
c->planemap[1] = 1; // 2nd plane is green
|
||||
c->planemap[2] = 0; // 3rd plane is blue
|
||||
break;
|
||||
case 32:
|
||||
avctx->pix_fmt = PIX_FMT_RGB32;
|
||||
c->planes = 4;
|
||||
#if HAVE_BIGENDIAN
|
||||
c->planemap[0] = 1; // 1st plane is red
|
||||
c->planemap[1] = 2; // 2nd plane is green
|
||||
c->planemap[2] = 3; // 3rd plane is blue
|
||||
c->planemap[3] = 0; // 4th plane is alpha
|
||||
c->planemap[0] = 1; // 1st plane is red
|
||||
c->planemap[1] = 2; // 2nd plane is green
|
||||
c->planemap[2] = 3; // 3rd plane is blue
|
||||
c->planemap[3] = 0; // 4th plane is alpha???
|
||||
#else
|
||||
c->planemap[0] = 2; // 1st plane is red
|
||||
c->planemap[1] = 1; // 2nd plane is green
|
||||
c->planemap[2] = 0; // 3rd plane is blue
|
||||
c->planemap[3] = 3; // 4th plane is alpha
|
||||
c->planemap[0] = 2; // 1st plane is red
|
||||
c->planemap[1] = 1; // 2nd plane is green
|
||||
c->planemap[2] = 0; // 3rd plane is blue
|
||||
c->planemap[3] = 3; // 4th plane is alpha???
|
||||
#endif
|
||||
break;
|
||||
default:
|
||||
av_log(avctx, AV_LOG_ERROR, "Error: Unsupported color depth: %u.\n",
|
||||
avctx->bits_per_coded_sample);
|
||||
return -1;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
av_log(avctx, AV_LOG_ERROR, "Error: Unsupported color depth: %u.\n", avctx->bits_per_coded_sample);
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
@@ -207,24 +210,25 @@ static av_cold int decode_init(AVCodecContext *avctx)
|
||||
*/
|
||||
static av_cold int decode_end(AVCodecContext *avctx)
|
||||
{
|
||||
EightBpsContext * const c = avctx->priv_data;
|
||||
EightBpsContext * const c = avctx->priv_data;
|
||||
|
||||
if (c->pic.data[0])
|
||||
avctx->release_buffer(avctx, &c->pic);
|
||||
if (c->pic.data[0])
|
||||
avctx->release_buffer(avctx, &c->pic);
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
AVCodec ff_eightbps_decoder = {
|
||||
.name = "8bps",
|
||||
.type = AVMEDIA_TYPE_VIDEO,
|
||||
.id = CODEC_ID_8BPS,
|
||||
.priv_data_size = sizeof(EightBpsContext),
|
||||
.init = decode_init,
|
||||
.close = decode_end,
|
||||
.decode = decode_frame,
|
||||
.capabilities = CODEC_CAP_DR1,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("QuickTime 8BPS video"),
|
||||
"8bps",
|
||||
AVMEDIA_TYPE_VIDEO,
|
||||
CODEC_ID_8BPS,
|
||||
sizeof(EightBpsContext),
|
||||
decode_init,
|
||||
NULL,
|
||||
decode_end,
|
||||
decode_frame,
|
||||
CODEC_CAP_DR1,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("QuickTime 8BPS video"),
|
||||
};
|
||||
|
@@ -22,8 +22,6 @@
|
||||
/**
|
||||
* @file
|
||||
* 8svx audio decoder
|
||||
* @author Jaikrishnan Menon
|
||||
*
|
||||
* supports: fibonacci delta encoding
|
||||
* : exponential encoding
|
||||
*
|
||||
@@ -41,13 +39,12 @@
|
||||
|
||||
/** decoder context */
|
||||
typedef struct EightSvxContext {
|
||||
AVFrame frame;
|
||||
const int8_t *table;
|
||||
|
||||
/* buffer used to store the whole audio decoded/interleaved chunk,
|
||||
* which is sent with the first packet */
|
||||
uint8_t *samples;
|
||||
int64_t samples_size;
|
||||
size_t samples_size;
|
||||
int samples_idx;
|
||||
} EightSvxContext;
|
||||
|
||||
@@ -100,19 +97,18 @@ static int delta_decode(int8_t *dst, const uint8_t *src, int src_size,
|
||||
return dst-dst0;
|
||||
}
|
||||
|
||||
/** decode a frame */
|
||||
static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
|
||||
int *got_frame_ptr, AVPacket *avpkt)
|
||||
static int eightsvx_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
|
||||
AVPacket *avpkt)
|
||||
{
|
||||
EightSvxContext *esc = avctx->priv_data;
|
||||
int n, out_data_size, ret;
|
||||
int out_data_size, n;
|
||||
uint8_t *src, *dst;
|
||||
|
||||
/* decode and interleave the first packet */
|
||||
if (!esc->samples && avpkt) {
|
||||
uint8_t *deinterleaved_samples, *p = NULL;
|
||||
uint8_t *deinterleaved_samples;
|
||||
|
||||
esc->samples_size = avctx->codec->id == CODEC_ID_8SVX_RAW || avctx->codec->id ==CODEC_ID_PCM_S8_PLANAR?
|
||||
esc->samples_size = avctx->codec->id == CODEC_ID_8SVX_RAW ?
|
||||
avpkt->size : avctx->channels + (avpkt->size-avctx->channels) * 2;
|
||||
if (!(esc->samples = av_malloc(esc->samples_size)))
|
||||
return AVERROR(ENOMEM);
|
||||
@@ -123,13 +119,8 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
|
||||
int buf_size = avpkt->size;
|
||||
int n = esc->samples_size;
|
||||
|
||||
if (buf_size < 2) {
|
||||
av_log(avctx, AV_LOG_ERROR, "packet size is too small\n");
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
if (!(deinterleaved_samples = av_mallocz(n)))
|
||||
return AVERROR(ENOMEM);
|
||||
p = deinterleaved_samples;
|
||||
|
||||
/* the uncompressed starting value is contained in the first byte */
|
||||
if (avctx->channels == 2) {
|
||||
@@ -146,25 +137,21 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
|
||||
interleave_stereo(esc->samples, deinterleaved_samples, esc->samples_size);
|
||||
else
|
||||
memcpy(esc->samples, deinterleaved_samples, esc->samples_size);
|
||||
av_freep(&p);
|
||||
}
|
||||
|
||||
/* get output buffer */
|
||||
esc->frame.nb_samples = (FFMIN(MAX_FRAME_SIZE, esc->samples_size - esc->samples_idx) +avctx->channels-1) / avctx->channels;
|
||||
if ((ret = avctx->get_buffer(avctx, &esc->frame)) < 0) {
|
||||
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
|
||||
return ret;
|
||||
/* return single packed with fixed size */
|
||||
out_data_size = FFMIN(MAX_FRAME_SIZE, esc->samples_size - esc->samples_idx);
|
||||
if (*data_size < out_data_size) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Provided buffer with size %d is too small.\n", *data_size);
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
|
||||
*got_frame_ptr = 1;
|
||||
*(AVFrame *)data = esc->frame;
|
||||
|
||||
dst = esc->frame.data[0];
|
||||
*data_size = out_data_size;
|
||||
dst = data;
|
||||
src = esc->samples + esc->samples_idx;
|
||||
out_data_size = esc->frame.nb_samples * avctx->channels;
|
||||
for (n = out_data_size; n > 0; n--)
|
||||
*dst++ = *src++ + 128;
|
||||
esc->samples_idx += out_data_size;
|
||||
esc->samples_idx += *data_size;
|
||||
|
||||
return avctx->codec->id == CODEC_ID_8SVX_FIB || avctx->codec->id == CODEC_ID_8SVX_EXP ?
|
||||
(avctx->frame_number == 0)*2 + out_data_size / 2 :
|
||||
@@ -175,7 +162,7 @@ static av_cold int eightsvx_decode_init(AVCodecContext *avctx)
|
||||
{
|
||||
EightSvxContext *esc = avctx->priv_data;
|
||||
|
||||
if (avctx->channels < 1 || avctx->channels > 2) {
|
||||
if (avctx->channels > 2) {
|
||||
av_log(avctx, AV_LOG_ERROR, "8SVX does not support more than 2 channels\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
@@ -183,7 +170,6 @@ static av_cold int eightsvx_decode_init(AVCodecContext *avctx)
|
||||
switch (avctx->codec->id) {
|
||||
case CODEC_ID_8SVX_FIB: esc->table = fibonacci; break;
|
||||
case CODEC_ID_8SVX_EXP: esc->table = exponential; break;
|
||||
case CODEC_ID_PCM_S8_PLANAR:
|
||||
case CODEC_ID_8SVX_RAW: esc->table = NULL; break;
|
||||
default:
|
||||
av_log(avctx, AV_LOG_ERROR, "Invalid codec id %d.\n", avctx->codec->id);
|
||||
@@ -191,9 +177,6 @@ static av_cold int eightsvx_decode_init(AVCodecContext *avctx)
|
||||
}
|
||||
avctx->sample_fmt = AV_SAMPLE_FMT_U8;
|
||||
|
||||
avcodec_get_frame_defaults(&esc->frame);
|
||||
avctx->coded_frame = &esc->frame;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -216,7 +199,6 @@ AVCodec ff_eightsvx_fib_decoder = {
|
||||
.init = eightsvx_decode_init,
|
||||
.decode = eightsvx_decode_frame,
|
||||
.close = eightsvx_decode_close,
|
||||
.capabilities = CODEC_CAP_DR1,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("8SVX fibonacci"),
|
||||
};
|
||||
|
||||
@@ -228,18 +210,16 @@ AVCodec ff_eightsvx_exp_decoder = {
|
||||
.init = eightsvx_decode_init,
|
||||
.decode = eightsvx_decode_frame,
|
||||
.close = eightsvx_decode_close,
|
||||
.capabilities = CODEC_CAP_DR1,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("8SVX exponential"),
|
||||
};
|
||||
|
||||
AVCodec ff_pcm_s8_planar_decoder = {
|
||||
.name = "pcm_s8_planar",
|
||||
.type = AVMEDIA_TYPE_AUDIO,
|
||||
.id = CODEC_ID_PCM_S8_PLANAR,
|
||||
.priv_data_size = sizeof(EightSvxContext),
|
||||
.init = eightsvx_decode_init,
|
||||
.close = eightsvx_decode_close,
|
||||
.decode = eightsvx_decode_frame,
|
||||
.capabilities = CODEC_CAP_DR1,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("PCM signed 8-bit planar"),
|
||||
AVCodec ff_eightsvx_raw_decoder = {
|
||||
.name = "8svx_raw",
|
||||
.type = AVMEDIA_TYPE_AUDIO,
|
||||
.id = CODEC_ID_8SVX_RAW,
|
||||
.priv_data_size = sizeof(EightSvxContext),
|
||||
.init = eightsvx_decode_init,
|
||||
.decode = eightsvx_decode_frame,
|
||||
.close = eightsvx_decode_close,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("8SVX rawaudio"),
|
||||
};
|
||||
|
@@ -3,14 +3,7 @@ include $(SUBDIR)../config.mak
|
||||
NAME = avcodec
|
||||
FFLIBS = avutil
|
||||
|
||||
HEADERS = avcodec.h \
|
||||
avfft.h \
|
||||
dxva2.h \
|
||||
vaapi.h \
|
||||
vda.h \
|
||||
vdpau.h \
|
||||
version.h \
|
||||
xvmc.h \
|
||||
HEADERS = avcodec.h avfft.h dxva2.h opt.h vaapi.h vdpau.h version.h xvmc.h
|
||||
|
||||
OBJS = allcodecs.o \
|
||||
audioconvert.o \
|
||||
@@ -22,6 +15,7 @@ OBJS = allcodecs.o \
|
||||
fmtconvert.o \
|
||||
imgconvert.o \
|
||||
jrevdct.o \
|
||||
opt.o \
|
||||
options.o \
|
||||
parser.o \
|
||||
raw.o \
|
||||
@@ -46,7 +40,6 @@ OBJS-$(CONFIG_GOLOMB) += golomb.o
|
||||
OBJS-$(CONFIG_H264DSP) += h264dsp.o h264idct.o
|
||||
OBJS-$(CONFIG_H264PRED) += h264pred.o
|
||||
OBJS-$(CONFIG_HUFFMAN) += huffman.o
|
||||
OBJS-$(CONFIG_LIBXVID) += libxvid_rc.o
|
||||
OBJS-$(CONFIG_LPC) += lpc.o
|
||||
OBJS-$(CONFIG_LSP) += lsp.o
|
||||
OBJS-$(CONFIG_MDCT) += mdct_fixed.o mdct_float.o
|
||||
@@ -57,25 +50,22 @@ RDFT-OBJS-$(CONFIG_HARDCODED_TABLES) += sin_tables.o
|
||||
OBJS-$(CONFIG_RDFT) += rdft.o $(RDFT-OBJS-yes)
|
||||
OBJS-$(CONFIG_SINEWIN) += sinewin.o
|
||||
OBJS-$(CONFIG_VAAPI) += vaapi.o
|
||||
OBJS-$(CONFIG_VDA) += vda.o
|
||||
OBJS-$(CONFIG_VDPAU) += vdpau.o
|
||||
|
||||
# decoders/encoders/hardware accelerators
|
||||
OBJS-$(CONFIG_A64MULTI_ENCODER) += a64multienc.o elbg.o
|
||||
OBJS-$(CONFIG_A64MULTI5_ENCODER) += a64multienc.o elbg.o
|
||||
OBJS-$(CONFIG_AAC_DECODER) += aacdec.o aactab.o aacsbr.o aacps.o \
|
||||
aacadtsdec.o mpeg4audio.o kbdwin.o \
|
||||
sbrdsp.o aacpsdsp.o
|
||||
aacadtsdec.o mpeg4audio.o kbdwin.o
|
||||
OBJS-$(CONFIG_AAC_ENCODER) += aacenc.o aaccoder.o \
|
||||
aacpsy.o aactab.o \
|
||||
psymodel.o iirfilter.o \
|
||||
mpeg4audio.o kbdwin.o \
|
||||
audio_frame_queue.o
|
||||
mpeg4audio.o kbdwin.o
|
||||
OBJS-$(CONFIG_AASC_DECODER) += aasc.o msrledec.o
|
||||
OBJS-$(CONFIG_AC3_DECODER) += ac3dec.o ac3dec_data.o ac3.o kbdwin.o
|
||||
OBJS-$(CONFIG_AC3_ENCODER) += ac3enc_float.o ac3enc.o ac3tab.o \
|
||||
ac3.o kbdwin.o
|
||||
OBJS-$(CONFIG_AC3_FIXED_ENCODER) += ac3enc_fixed.o ac3enc.o ac3tab.o ac3.o
|
||||
OBJS-$(CONFIG_AC3_ENCODER) += ac3enc_combined.o ac3enc_fixed.o ac3enc_float.o ac3tab.o ac3.o kbdwin.o ac3enc.o
|
||||
OBJS-$(CONFIG_AC3_FLOAT_ENCODER) += ac3enc_float.o ac3tab.o ac3tab.o ac3.o kbdwin.o
|
||||
OBJS-$(CONFIG_AC3_FIXED_ENCODER) += ac3enc_fixed.o ac3tab.o ac3tab.o ac3.o ac3enc.o
|
||||
OBJS-$(CONFIG_ALAC_DECODER) += alac.o
|
||||
OBJS-$(CONFIG_ALAC_ENCODER) += alacenc.o
|
||||
OBJS-$(CONFIG_ALS_DECODER) += alsdec.o bgmc.o mpeg4audio.o
|
||||
@@ -101,39 +91,26 @@ OBJS-$(CONFIG_ATRAC1_DECODER) += atrac1.o atrac.o
|
||||
OBJS-$(CONFIG_ATRAC3_DECODER) += atrac3.o atrac.o
|
||||
OBJS-$(CONFIG_AURA_DECODER) += cyuv.o
|
||||
OBJS-$(CONFIG_AURA2_DECODER) += aura.o
|
||||
OBJS-$(CONFIG_AVRP_DECODER) += r210dec.o
|
||||
OBJS-$(CONFIG_AVRP_ENCODER) += r210enc.o
|
||||
OBJS-$(CONFIG_AVS_DECODER) += avs.o
|
||||
OBJS-$(CONFIG_AVUI_DECODER) += avuidec.o
|
||||
OBJS-$(CONFIG_AVUI_ENCODER) += avuienc.o
|
||||
OBJS-$(CONFIG_AYUV_DECODER) += v408dec.o
|
||||
OBJS-$(CONFIG_AYUV_ENCODER) += v408enc.o
|
||||
OBJS-$(CONFIG_BETHSOFTVID_DECODER) += bethsoftvideo.o
|
||||
OBJS-$(CONFIG_BFI_DECODER) += bfi.o
|
||||
OBJS-$(CONFIG_BINK_DECODER) += bink.o binkdsp.o
|
||||
OBJS-$(CONFIG_BINKAUDIO_DCT_DECODER) += binkaudio.o wma.o wma_common.o
|
||||
OBJS-$(CONFIG_BINKAUDIO_RDFT_DECODER) += binkaudio.o wma.o wma_common.o
|
||||
OBJS-$(CONFIG_BINTEXT_DECODER) += bintext.o cga_data.o
|
||||
OBJS-$(CONFIG_BINK_DECODER) += bink.o binkidct.o
|
||||
OBJS-$(CONFIG_BINKAUDIO_DCT_DECODER) += binkaudio.o wma.o
|
||||
OBJS-$(CONFIG_BINKAUDIO_RDFT_DECODER) += binkaudio.o wma.o
|
||||
OBJS-$(CONFIG_BMP_DECODER) += bmp.o msrledec.o
|
||||
OBJS-$(CONFIG_BMP_ENCODER) += bmpenc.o
|
||||
OBJS-$(CONFIG_BMV_VIDEO_DECODER) += bmv.o
|
||||
OBJS-$(CONFIG_BMV_AUDIO_DECODER) += bmv.o
|
||||
OBJS-$(CONFIG_C93_DECODER) += c93.o
|
||||
OBJS-$(CONFIG_CAVS_DECODER) += cavs.o cavsdec.o cavsdsp.o \
|
||||
mpeg12data.o mpegvideo.o
|
||||
OBJS-$(CONFIG_CDGRAPHICS_DECODER) += cdgraphics.o
|
||||
OBJS-$(CONFIG_CDXL_DECODER) += cdxl.o
|
||||
OBJS-$(CONFIG_CINEPAK_DECODER) += cinepak.o
|
||||
OBJS-$(CONFIG_CLJR_DECODER) += cljr.o
|
||||
OBJS-$(CONFIG_CLJR_ENCODER) += cljr.o
|
||||
OBJS-$(CONFIG_COOK_DECODER) += cook.o
|
||||
OBJS-$(CONFIG_CSCD_DECODER) += cscd.o
|
||||
OBJS-$(CONFIG_CYUV_DECODER) += cyuv.o
|
||||
OBJS-$(CONFIG_DCA_DECODER) += dca.o synth_filter.o dcadsp.o \
|
||||
dca_parser.o
|
||||
OBJS-$(CONFIG_DCA_DECODER) += dca.o synth_filter.o dcadsp.o
|
||||
OBJS-$(CONFIG_DCA_ENCODER) += dcaenc.o
|
||||
OBJS-$(CONFIG_DIRAC_DECODER) += diracdec.o dirac.o diracdsp.o \
|
||||
dirac_arith.o mpeg12data.o dwt.o
|
||||
OBJS-$(CONFIG_DFA_DECODER) += dfa.o
|
||||
OBJS-$(CONFIG_DNXHD_DECODER) += dnxhddec.o dnxhddata.o
|
||||
OBJS-$(CONFIG_DNXHD_ENCODER) += dnxhdenc.o dnxhddata.o \
|
||||
@@ -148,13 +125,12 @@ OBJS-$(CONFIG_DVBSUB_DECODER) += dvbsubdec.o
|
||||
OBJS-$(CONFIG_DVBSUB_ENCODER) += dvbsub.o
|
||||
OBJS-$(CONFIG_DVDSUB_DECODER) += dvdsubdec.o
|
||||
OBJS-$(CONFIG_DVDSUB_ENCODER) += dvdsubenc.o
|
||||
OBJS-$(CONFIG_DVVIDEO_DECODER) += dvdec.o dv.o dvdata.o dv_profile.o
|
||||
OBJS-$(CONFIG_DVVIDEO_ENCODER) += dv.o dvdata.o dv_profile.o
|
||||
OBJS-$(CONFIG_DVVIDEO_DECODER) += dv.o dvdata.o
|
||||
OBJS-$(CONFIG_DVVIDEO_ENCODER) += dv.o dvdata.o
|
||||
OBJS-$(CONFIG_DXA_DECODER) += dxa.o
|
||||
OBJS-$(CONFIG_DXTORY_DECODER) += dxtory.o
|
||||
OBJS-$(CONFIG_EAC3_DECODER) += eac3dec.o eac3_data.o
|
||||
OBJS-$(CONFIG_EAC3_DECODER) += eac3dec.o eac3dec_data.o
|
||||
OBJS-$(CONFIG_EAC3_ENCODER) += eac3enc.o ac3enc.o ac3enc_float.o \
|
||||
ac3tab.o ac3.o kbdwin.o eac3_data.o
|
||||
ac3tab.o ac3.o kbdwin.o
|
||||
OBJS-$(CONFIG_EACMV_DECODER) += eacmv.o
|
||||
OBJS-$(CONFIG_EAMAD_DECODER) += eamad.o eaidct.o mpeg12.o \
|
||||
mpeg12data.o mpegvideo.o \
|
||||
@@ -169,34 +145,26 @@ OBJS-$(CONFIG_EIGHTSVX_EXP_DECODER) += 8svx.o
|
||||
OBJS-$(CONFIG_EIGHTSVX_FIB_DECODER) += 8svx.o
|
||||
OBJS-$(CONFIG_EIGHTSVX_RAW_DECODER) += 8svx.o
|
||||
OBJS-$(CONFIG_ESCAPE124_DECODER) += escape124.o
|
||||
OBJS-$(CONFIG_ESCAPE130_DECODER) += escape130.o
|
||||
OBJS-$(CONFIG_EXR_DECODER) += exr.o
|
||||
OBJS-$(CONFIG_FFV1_DECODER) += ffv1.o rangecoder.o
|
||||
OBJS-$(CONFIG_FFV1_ENCODER) += ffv1.o rangecoder.o
|
||||
OBJS-$(CONFIG_FFVHUFF_DECODER) += huffyuv.o
|
||||
OBJS-$(CONFIG_FFVHUFF_ENCODER) += huffyuv.o
|
||||
OBJS-$(CONFIG_FFWAVESYNTH_DECODER) += ffwavesynth.o
|
||||
OBJS-$(CONFIG_FLAC_DECODER) += flacdec.o flacdata.o flac.o
|
||||
OBJS-$(CONFIG_FLAC_DECODER) += flacdec.o flacdata.o flac.o vorbis_data.o
|
||||
OBJS-$(CONFIG_FLAC_ENCODER) += flacenc.o flacdata.o flac.o vorbis_data.o
|
||||
OBJS-$(CONFIG_FLASHSV_DECODER) += flashsv.o
|
||||
OBJS-$(CONFIG_FLASHSV_ENCODER) += flashsvenc.o
|
||||
OBJS-$(CONFIG_FLASHSV2_ENCODER) += flashsv2enc.o
|
||||
OBJS-$(CONFIG_FLASHSV2_DECODER) += flashsv.o
|
||||
OBJS-$(CONFIG_FLIC_DECODER) += flicvideo.o
|
||||
OBJS-$(CONFIG_FOURXM_DECODER) += 4xm.o
|
||||
OBJS-$(CONFIG_FRAPS_DECODER) += fraps.o
|
||||
OBJS-$(CONFIG_FRWU_DECODER) += frwu.o
|
||||
OBJS-$(CONFIG_G723_1_DECODER) += g723_1.o acelp_vectors.o \
|
||||
celp_filters.o celp_math.o
|
||||
OBJS-$(CONFIG_G723_1_ENCODER) += g723_1.o acelp_vectors.o celp_math.o
|
||||
OBJS-$(CONFIG_G729_DECODER) += g729dec.o lsp.o celp_math.o acelp_filters.o acelp_pitch_delay.o acelp_vectors.o g729postfilter.o
|
||||
OBJS-$(CONFIG_GIF_DECODER) += gifdec.o lzw.o
|
||||
OBJS-$(CONFIG_GIF_ENCODER) += gif.o lzwenc.o
|
||||
OBJS-$(CONFIG_GSM_DECODER) += gsmdec.o gsmdec_data.o msgsmdec.o
|
||||
OBJS-$(CONFIG_GSM_MS_DECODER) += gsmdec.o gsmdec_data.o msgsmdec.o
|
||||
OBJS-$(CONFIG_H261_DECODER) += h261dec.o h261.o h261data.o \
|
||||
OBJS-$(CONFIG_H261_DECODER) += h261dec.o h261.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_H261_ENCODER) += h261enc.o h261.o h261data.o \
|
||||
OBJS-$(CONFIG_H261_ENCODER) += h261enc.o h261.o \
|
||||
mpegvideo_enc.o motion_est.o \
|
||||
ratecontrol.o mpeg12data.o \
|
||||
mpegvideo.o
|
||||
@@ -217,23 +185,19 @@ OBJS-$(CONFIG_H264_DECODER) += h264.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_H264_DXVA2_HWACCEL) += dxva2_h264.o
|
||||
OBJS-$(CONFIG_H264_VAAPI_HWACCEL) += vaapi_h264.o
|
||||
OBJS-$(CONFIG_H264_VDA_HWACCEL) += vda_h264.o
|
||||
OBJS-$(CONFIG_HUFFYUV_DECODER) += huffyuv.o
|
||||
OBJS-$(CONFIG_HUFFYUV_ENCODER) += huffyuv.o
|
||||
OBJS-$(CONFIG_IDCIN_DECODER) += idcinvideo.o
|
||||
OBJS-$(CONFIG_IDF_DECODER) += bintext.o cga_data.o
|
||||
OBJS-$(CONFIG_IFF_BYTERUN1_DECODER) += iff.o
|
||||
OBJS-$(CONFIG_IFF_ILBM_DECODER) += iff.o
|
||||
OBJS-$(CONFIG_IMC_DECODER) += imc.o
|
||||
OBJS-$(CONFIG_INDEO2_DECODER) += indeo2.o
|
||||
OBJS-$(CONFIG_INDEO3_DECODER) += indeo3.o
|
||||
OBJS-$(CONFIG_INDEO4_DECODER) += indeo4.o ivi_common.o ivi_dsp.o
|
||||
OBJS-$(CONFIG_INDEO5_DECODER) += indeo5.o ivi_common.o ivi_dsp.o
|
||||
OBJS-$(CONFIG_INTERPLAY_DPCM_DECODER) += dpcm.o
|
||||
OBJS-$(CONFIG_INTERPLAY_VIDEO_DECODER) += interplayvideo.o
|
||||
OBJS-$(CONFIG_JACOSUB_DECODER) += jacosubdec.o ass.o
|
||||
OBJS-$(CONFIG_JPEG2000_DECODER) += j2kdec.o mqcdec.o mqc.o j2k.o j2k_dwt.o
|
||||
OBJS-$(CONFIG_JPEG2000_ENCODER) += j2kenc.o mqcenc.o mqc.o j2k.o j2k_dwt.o
|
||||
#OBJS-$(CONFIG_JPEG2000_ENCODER) += j2kenc.o mqcenc.o mqc.o j2k.o j2k_dwt.o
|
||||
OBJS-$(CONFIG_JPEGLS_DECODER) += jpeglsdec.o jpegls.o \
|
||||
mjpegdec.o mjpeg.o
|
||||
OBJS-$(CONFIG_JPEGLS_ENCODER) += jpeglsenc.o jpegls.o
|
||||
@@ -250,7 +214,6 @@ OBJS-$(CONFIG_MACE3_DECODER) += mace.o
|
||||
OBJS-$(CONFIG_MACE6_DECODER) += mace.o
|
||||
OBJS-$(CONFIG_MDEC_DECODER) += mdec.o mpeg12.o mpeg12data.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_MICRODVD_DECODER) += microdvddec.o ass.o
|
||||
OBJS-$(CONFIG_MIMIC_DECODER) += mimic.o
|
||||
OBJS-$(CONFIG_MJPEG_DECODER) += mjpegdec.o mjpeg.o
|
||||
OBJS-$(CONFIG_MJPEG_ENCODER) += mjpegenc.o mjpeg.o \
|
||||
@@ -297,7 +260,6 @@ OBJS-$(CONFIG_MPEG_XVMC_DECODER) += mpegvideo_xvmc.o
|
||||
OBJS-$(CONFIG_MPEG1VIDEO_DECODER) += mpeg12.o mpeg12data.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_MPEG1VIDEO_ENCODER) += mpeg12enc.o mpegvideo_enc.o \
|
||||
timecode.o \
|
||||
motion_est.o ratecontrol.o \
|
||||
mpeg12.o mpeg12data.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
@@ -306,7 +268,6 @@ OBJS-$(CONFIG_MPEG2_VAAPI_HWACCEL) += vaapi_mpeg2.o
|
||||
OBJS-$(CONFIG_MPEG2VIDEO_DECODER) += mpeg12.o mpeg12data.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_MPEG2VIDEO_ENCODER) += mpeg12enc.o mpegvideo_enc.o \
|
||||
timecode.o \
|
||||
motion_est.o ratecontrol.o \
|
||||
mpeg12.o mpeg12data.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
@@ -314,22 +275,19 @@ OBJS-$(CONFIG_MPEG4_VAAPI_HWACCEL) += vaapi_mpeg4.o
|
||||
OBJS-$(CONFIG_MSMPEG4V1_DECODER) += msmpeg4.o msmpeg4data.o
|
||||
OBJS-$(CONFIG_MSMPEG4V2_DECODER) += msmpeg4.o msmpeg4data.o h263dec.o \
|
||||
h263.o ituh263dec.o mpeg4videodec.o
|
||||
OBJS-$(CONFIG_MSMPEG4V2_ENCODER) += msmpeg4.o msmpeg4enc.o msmpeg4data.o \
|
||||
h263dec.o h263.o ituh263dec.o \
|
||||
mpeg4videodec.o
|
||||
OBJS-$(CONFIG_MSMPEG4V2_ENCODER) += msmpeg4.o msmpeg4data.o h263dec.o \
|
||||
h263.o ituh263dec.o mpeg4videodec.o
|
||||
OBJS-$(CONFIG_MSMPEG4V3_DECODER) += msmpeg4.o msmpeg4data.o h263dec.o \
|
||||
h263.o ituh263dec.o mpeg4videodec.o
|
||||
OBJS-$(CONFIG_MSMPEG4V3_ENCODER) += msmpeg4.o msmpeg4enc.o msmpeg4data.o \
|
||||
h263dec.o h263.o ituh263dec.o \
|
||||
mpeg4videodec.o
|
||||
OBJS-$(CONFIG_MSMPEG4V3_ENCODER) += msmpeg4.o msmpeg4data.o h263dec.o \
|
||||
h263.o ituh263dec.o mpeg4videodec.o
|
||||
OBJS-$(CONFIG_MSRLE_DECODER) += msrle.o msrledec.o
|
||||
OBJS-$(CONFIG_MSVIDEO1_DECODER) += msvideo1.o
|
||||
OBJS-$(CONFIG_MSVIDEO1_ENCODER) += msvideo1enc.o elbg.o
|
||||
OBJS-$(CONFIG_MSZH_DECODER) += lcldec.o
|
||||
OBJS-$(CONFIG_MXPEG_DECODER) += mxpegdec.o mjpegdec.o mjpeg.o
|
||||
OBJS-$(CONFIG_NELLYMOSER_DECODER) += nellymoserdec.o nellymoser.o
|
||||
OBJS-$(CONFIG_NELLYMOSER_ENCODER) += nellymoserenc.o nellymoser.o \
|
||||
audio_frame_queue.o
|
||||
OBJS-$(CONFIG_NELLYMOSER_ENCODER) += nellymoserenc.o nellymoser.o
|
||||
OBJS-$(CONFIG_NUV_DECODER) += nuv.o rtjpeg.o
|
||||
OBJS-$(CONFIG_PAM_DECODER) += pnmdec.o pnm.o
|
||||
OBJS-$(CONFIG_PAM_ENCODER) += pamenc.o pnm.o
|
||||
@@ -343,15 +301,10 @@ OBJS-$(CONFIG_PGMYUV_DECODER) += pnmdec.o pnm.o
|
||||
OBJS-$(CONFIG_PGMYUV_ENCODER) += pnmenc.o pnm.o
|
||||
OBJS-$(CONFIG_PGSSUB_DECODER) += pgssubdec.o
|
||||
OBJS-$(CONFIG_PICTOR_DECODER) += pictordec.o cga_data.o
|
||||
OBJS-$(CONFIG_PNG_DECODER) += png.o pngdec.o pngdsp.o
|
||||
OBJS-$(CONFIG_PNG_DECODER) += png.o pngdec.o
|
||||
OBJS-$(CONFIG_PNG_ENCODER) += png.o pngenc.o
|
||||
OBJS-$(CONFIG_PPM_DECODER) += pnmdec.o pnm.o
|
||||
OBJS-$(CONFIG_PPM_ENCODER) += pnmenc.o pnm.o
|
||||
OBJS-$(CONFIG_PRORES_DECODER) += proresdec2.o proresdsp.o
|
||||
OBJS-$(CONFIG_PRORES_LGPL_DECODER) += proresdec_lgpl.o proresdsp.o proresdata.o
|
||||
OBJS-$(CONFIG_PRORES_ENCODER) += proresenc_anatoliy.o
|
||||
OBJS-$(CONFIG_PRORES_ANATOLIY_ENCODER) += proresenc_anatoliy.o
|
||||
OBJS-$(CONFIG_PRORES_KOSTYA_ENCODER) += proresenc_kostya.o proresdata.o proresdsp.o
|
||||
OBJS-$(CONFIG_PTX_DECODER) += ptx.o
|
||||
OBJS-$(CONFIG_QCELP_DECODER) += qcelpdec.o celp_math.o \
|
||||
celp_filters.o acelp_vectors.o \
|
||||
@@ -364,14 +317,10 @@ OBJS-$(CONFIG_QPEG_DECODER) += qpeg.o
|
||||
OBJS-$(CONFIG_QTRLE_DECODER) += qtrle.o
|
||||
OBJS-$(CONFIG_QTRLE_ENCODER) += qtrleenc.o
|
||||
OBJS-$(CONFIG_R10K_DECODER) += r210dec.o
|
||||
OBJS-$(CONFIG_R10K_ENCODER) += r210enc.o
|
||||
OBJS-$(CONFIG_R210_DECODER) += r210dec.o
|
||||
OBJS-$(CONFIG_R210_ENCODER) += r210enc.o
|
||||
OBJS-$(CONFIG_RA_144_DECODER) += ra144dec.o ra144.o celp_filters.o
|
||||
OBJS-$(CONFIG_RA_144_ENCODER) += ra144enc.o ra144.o celp_filters.o \
|
||||
audio_frame_queue.o
|
||||
OBJS-$(CONFIG_RA_144_ENCODER) += ra144enc.o ra144.o celp_filters.o
|
||||
OBJS-$(CONFIG_RA_288_DECODER) += ra288.o celp_math.o celp_filters.o
|
||||
OBJS-$(CONFIG_RALF_DECODER) += ralf.o
|
||||
OBJS-$(CONFIG_RAWVIDEO_DECODER) += rawdec.o
|
||||
OBJS-$(CONFIG_RAWVIDEO_ENCODER) += rawenc.o
|
||||
OBJS-$(CONFIG_RL2_DECODER) += rl2.o
|
||||
@@ -384,9 +333,9 @@ OBJS-$(CONFIG_RV10_DECODER) += rv10.o
|
||||
OBJS-$(CONFIG_RV10_ENCODER) += rv10enc.o
|
||||
OBJS-$(CONFIG_RV20_DECODER) += rv10.o
|
||||
OBJS-$(CONFIG_RV20_ENCODER) += rv20enc.o
|
||||
OBJS-$(CONFIG_RV30_DECODER) += rv30.o rv34.o rv30dsp.o rv34dsp.o \
|
||||
OBJS-$(CONFIG_RV30_DECODER) += rv30.o rv34.o rv30dsp.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_RV40_DECODER) += rv40.o rv34.o rv34dsp.o rv40dsp.o \
|
||||
OBJS-$(CONFIG_RV40_DECODER) += rv40.o rv34.o rv40dsp.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_S302M_DECODER) += s302m.o
|
||||
OBJS-$(CONFIG_SGI_DECODER) += sgidec.o
|
||||
@@ -399,12 +348,12 @@ OBJS-$(CONFIG_SIPR_DECODER) += sipr.o acelp_pitch_delay.o \
|
||||
OBJS-$(CONFIG_SMACKAUD_DECODER) += smacker.o
|
||||
OBJS-$(CONFIG_SMACKER_DECODER) += smacker.o
|
||||
OBJS-$(CONFIG_SMC_DECODER) += smc.o
|
||||
OBJS-$(CONFIG_SNOW_DECODER) += snowdec.o snow.o rangecoder.o
|
||||
OBJS-$(CONFIG_SNOW_ENCODER) += snowenc.o snow.o rangecoder.o \
|
||||
motion_est.o ratecontrol.o \
|
||||
h263.o mpegvideo.o \
|
||||
error_resilience.o ituh263enc.o \
|
||||
mpegvideo_enc.o mpeg12data.o
|
||||
OBJS-$(CONFIG_SNOW_DECODER) += snow.o rangecoder.o
|
||||
OBJS-$(CONFIG_SNOW_ENCODER) += snow.o rangecoder.o motion_est.o \
|
||||
ratecontrol.o h263.o \
|
||||
mpegvideo.o error_resilience.o \
|
||||
ituh263enc.o mpegvideo_enc.o \
|
||||
mpeg12data.o
|
||||
OBJS-$(CONFIG_SOL_DPCM_DECODER) += dpcm.o
|
||||
OBJS-$(CONFIG_SONIC_DECODER) += sonic.o
|
||||
OBJS-$(CONFIG_SONIC_ENCODER) += sonic.o
|
||||
@@ -413,7 +362,6 @@ OBJS-$(CONFIG_SP5X_DECODER) += sp5xdec.o mjpegdec.o mjpeg.o
|
||||
OBJS-$(CONFIG_SRT_DECODER) += srtdec.o ass.o
|
||||
OBJS-$(CONFIG_SRT_ENCODER) += srtenc.o ass_split.o
|
||||
OBJS-$(CONFIG_SUNRAST_DECODER) += sunrast.o
|
||||
OBJS-$(CONFIG_SUNRAST_ENCODER) += sunrastenc.o
|
||||
OBJS-$(CONFIG_SVQ1_DECODER) += svq1dec.o svq1.o h263.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_SVQ1_ENCODER) += svq1enc.o svq1.o \
|
||||
@@ -443,18 +391,10 @@ OBJS-$(CONFIG_TTA_DECODER) += tta.o
|
||||
OBJS-$(CONFIG_TWINVQ_DECODER) += twinvq.o celp_math.o
|
||||
OBJS-$(CONFIG_TXD_DECODER) += txd.o s3tc.o
|
||||
OBJS-$(CONFIG_ULTI_DECODER) += ulti.o
|
||||
OBJS-$(CONFIG_UTVIDEO_DECODER) += utvideo.o
|
||||
OBJS-$(CONFIG_V210_DECODER) += v210dec.o
|
||||
OBJS-$(CONFIG_V210_ENCODER) += v210enc.o
|
||||
OBJS-$(CONFIG_V308_DECODER) += v308dec.o
|
||||
OBJS-$(CONFIG_V308_ENCODER) += v308enc.o
|
||||
OBJS-$(CONFIG_V408_DECODER) += v408dec.o
|
||||
OBJS-$(CONFIG_V408_ENCODER) += v408enc.o
|
||||
OBJS-$(CONFIG_V410_DECODER) += v410dec.o
|
||||
OBJS-$(CONFIG_V410_ENCODER) += v410enc.o
|
||||
OBJS-$(CONFIG_V210X_DECODER) += v210x.o
|
||||
OBJS-$(CONFIG_VB_DECODER) += vb.o
|
||||
OBJS-$(CONFIG_VBLE_DECODER) += vble.o
|
||||
OBJS-$(CONFIG_VC1_DECODER) += vc1dec.o vc1.o vc1data.o vc1dsp.o \
|
||||
msmpeg4.o msmpeg4data.o \
|
||||
intrax8.o intrax8dsp.o
|
||||
@@ -477,12 +417,11 @@ OBJS-$(CONFIG_VP6_DECODER) += vp6.o vp56.o vp56data.o vp56dsp.o \
|
||||
OBJS-$(CONFIG_VP8_DECODER) += vp8.o vp8dsp.o vp56rac.o
|
||||
OBJS-$(CONFIG_VQA_DECODER) += vqavideo.o
|
||||
OBJS-$(CONFIG_WAVPACK_DECODER) += wavpack.o
|
||||
OBJS-$(CONFIG_WMALOSSLESS_DECODER) += wmalosslessdec.o wma_common.o
|
||||
OBJS-$(CONFIG_WMAPRO_DECODER) += wmaprodec.o wma.o wma_common.o
|
||||
OBJS-$(CONFIG_WMAV1_DECODER) += wmadec.o wma.o wma_common.o aactab.o
|
||||
OBJS-$(CONFIG_WMAV1_ENCODER) += wmaenc.o wma.o wma_common.o aactab.o
|
||||
OBJS-$(CONFIG_WMAV2_DECODER) += wmadec.o wma.o wma_common.o aactab.o
|
||||
OBJS-$(CONFIG_WMAV2_ENCODER) += wmaenc.o wma.o wma_common.o aactab.o
|
||||
OBJS-$(CONFIG_WMAPRO_DECODER) += wmaprodec.o wma.o
|
||||
OBJS-$(CONFIG_WMAV1_DECODER) += wmadec.o wma.o aactab.o
|
||||
OBJS-$(CONFIG_WMAV1_ENCODER) += wmaenc.o wma.o aactab.o
|
||||
OBJS-$(CONFIG_WMAV2_DECODER) += wmadec.o wma.o aactab.o
|
||||
OBJS-$(CONFIG_WMAV2_ENCODER) += wmaenc.o wma.o aactab.o
|
||||
OBJS-$(CONFIG_WMAVOICE_DECODER) += wmavoice.o \
|
||||
celp_math.o celp_filters.o \
|
||||
acelp_vectors.o acelp_filters.o
|
||||
@@ -491,27 +430,17 @@ OBJS-$(CONFIG_WMV2_DECODER) += wmv2dec.o wmv2.o \
|
||||
msmpeg4.o msmpeg4data.o \
|
||||
intrax8.o intrax8dsp.o
|
||||
OBJS-$(CONFIG_WMV2_ENCODER) += wmv2enc.o wmv2.o \
|
||||
msmpeg4.o msmpeg4enc.o msmpeg4data.o \
|
||||
msmpeg4.o msmpeg4data.o \
|
||||
mpeg4videodec.o ituh263dec.o h263dec.o
|
||||
OBJS-$(CONFIG_WNV1_DECODER) += wnv1.o
|
||||
OBJS-$(CONFIG_WS_SND1_DECODER) += ws-snd1.o
|
||||
OBJS-$(CONFIG_XAN_DPCM_DECODER) += dpcm.o
|
||||
OBJS-$(CONFIG_XAN_WC3_DECODER) += xan.o
|
||||
OBJS-$(CONFIG_XAN_WC4_DECODER) += xxan.o
|
||||
OBJS-$(CONFIG_XBIN_DECODER) += bintext.o cga_data.o
|
||||
OBJS-$(CONFIG_XBM_DECODER) += xbmdec.o
|
||||
OBJS-$(CONFIG_XBM_ENCODER) += xbmenc.o
|
||||
OBJS-$(CONFIG_XL_DECODER) += xl.o
|
||||
OBJS-$(CONFIG_XSUB_DECODER) += xsubdec.o
|
||||
OBJS-$(CONFIG_XSUB_ENCODER) += xsubenc.o
|
||||
OBJS-$(CONFIG_XWD_DECODER) += xwddec.o
|
||||
OBJS-$(CONFIG_XWD_ENCODER) += xwdenc.o
|
||||
OBJS-$(CONFIG_Y41P_DECODER) += y41pdec.o
|
||||
OBJS-$(CONFIG_Y41P_ENCODER) += y41penc.o
|
||||
OBJS-$(CONFIG_YOP_DECODER) += yop.o
|
||||
OBJS-$(CONFIG_YUV4_DECODER) += yuv4dec.o
|
||||
OBJS-$(CONFIG_YUV4_ENCODER) += yuv4enc.o
|
||||
OBJS-$(CONFIG_ZEROCODEC_DECODER) += zerocodec.o
|
||||
OBJS-$(CONFIG_ZLIB_DECODER) += lcldec.o
|
||||
OBJS-$(CONFIG_ZLIB_ENCODER) += lclenc.o
|
||||
OBJS-$(CONFIG_ZMBV_DECODER) += zmbv.o
|
||||
@@ -536,7 +465,6 @@ OBJS-$(CONFIG_PCM_MULAW_DECODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_MULAW_ENCODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_S8_DECODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_S8_ENCODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_S8_PLANAR_DECODER) += 8svx.o
|
||||
OBJS-$(CONFIG_PCM_S16BE_DECODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_S16BE_ENCODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_S16LE_DECODER) += pcm.o
|
||||
@@ -567,76 +495,69 @@ OBJS-$(CONFIG_PCM_U32BE_ENCODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_U32LE_DECODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_U32LE_ENCODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_ZORK_DECODER) += pcm.o
|
||||
OBJS-$(CONFIG_PCM_ZORK_ENCODER) += pcm.o
|
||||
|
||||
OBJS-$(CONFIG_ADPCM_4XM_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_ADX_DECODER) += adxdec.o adx.o
|
||||
OBJS-$(CONFIG_ADPCM_ADX_ENCODER) += adxenc.o adx.o
|
||||
OBJS-$(CONFIG_ADPCM_CT_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_MAXIS_XA_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_R1_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_R2_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_R3_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_XAS_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_G722_DECODER) += g722.o g722dec.o
|
||||
OBJS-$(CONFIG_ADPCM_G722_ENCODER) += g722.o g722enc.o
|
||||
OBJS-$(CONFIG_ADPCM_4XM_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_ADX_DECODER) += adxdec.o
|
||||
OBJS-$(CONFIG_ADPCM_ADX_ENCODER) += adxenc.o
|
||||
OBJS-$(CONFIG_ADPCM_CT_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_MAXIS_XA_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_R1_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_R2_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_R3_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_EA_XAS_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_G722_DECODER) += g722.o
|
||||
OBJS-$(CONFIG_ADPCM_G722_ENCODER) += g722.o
|
||||
OBJS-$(CONFIG_ADPCM_G726_DECODER) += g726.o
|
||||
OBJS-$(CONFIG_ADPCM_G726_ENCODER) += g726.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_AMV_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_APC_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_DK3_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_DK4_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_EA_EACS_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_EA_SEAD_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_ISS_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_QT_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_QT_ENCODER) += adpcmenc.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_SMJPEG_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_WAV_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_WAV_ENCODER) += adpcmenc.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_WS_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_MS_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_MS_ENCODER) += adpcmenc.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_SBPRO_2_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_SBPRO_3_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_SBPRO_4_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_SWF_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_SWF_ENCODER) += adpcmenc.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_THP_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_XA_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_YAMAHA_DECODER) += adpcm.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_YAMAHA_ENCODER) += adpcmenc.o adpcm_data.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_AMV_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_DK3_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_DK4_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_EA_EACS_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_EA_SEAD_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_ISS_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_QT_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_QT_ENCODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_SMJPEG_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_WAV_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_WAV_ENCODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_IMA_WS_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_MS_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_MS_ENCODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_SBPRO_2_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_SBPRO_3_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_SBPRO_4_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_SWF_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_SWF_ENCODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_THP_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_XA_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_YAMAHA_DECODER) += adpcm.o
|
||||
OBJS-$(CONFIG_ADPCM_YAMAHA_ENCODER) += adpcm.o
|
||||
|
||||
# libavformat dependencies
|
||||
OBJS-$(CONFIG_ADTS_MUXER) += mpeg4audio.o
|
||||
OBJS-$(CONFIG_ADX_DEMUXER) += adx.o
|
||||
OBJS-$(CONFIG_CAF_DEMUXER) += mpeg4audio.o mpegaudiodata.o
|
||||
OBJS-$(CONFIG_DV_DEMUXER) += dv_profile.o
|
||||
OBJS-$(CONFIG_DV_MUXER) += dv_profile.o timecode.o
|
||||
OBJS-$(CONFIG_FLAC_DEMUXER) += flacdec.o flacdata.o flac.o vorbis_data.o \
|
||||
vorbis_parser.o xiph.o
|
||||
OBJS-$(CONFIG_DV_DEMUXER) += dvdata.o
|
||||
OBJS-$(CONFIG_DV_MUXER) += dvdata.o
|
||||
OBJS-$(CONFIG_FLAC_DEMUXER) += flacdec.o flacdata.o flac.o vorbis_data.o
|
||||
OBJS-$(CONFIG_FLAC_MUXER) += flacdec.o flacdata.o flac.o vorbis_data.o
|
||||
OBJS-$(CONFIG_FLV_DEMUXER) += mpeg4audio.o
|
||||
OBJS-$(CONFIG_GXF_DEMUXER) += mpeg12data.o
|
||||
OBJS-$(CONFIG_IFF_DEMUXER) += iff.o
|
||||
OBJS-$(CONFIG_LATM_MUXER) += mpeg4audio.o
|
||||
OBJS-$(CONFIG_MATROSKA_AUDIO_MUXER) += xiph.o mpeg4audio.o vorbis_data.o \
|
||||
flacdec.o flacdata.o flac.o
|
||||
OBJS-$(CONFIG_MATROSKA_DEMUXER) += mpeg4audio.o mpegaudiodata.o
|
||||
OBJS-$(CONFIG_MATROSKA_MUXER) += xiph.o mpeg4audio.o \
|
||||
flacdec.o flacdata.o flac.o \
|
||||
mpegaudiodata.o vorbis_data.o
|
||||
OBJS-$(CONFIG_MP2_MUXER) += mpegaudiodata.o mpegaudiodecheader.o
|
||||
OBJS-$(CONFIG_MP3_MUXER) += mpegaudiodata.o mpegaudiodecheader.o
|
||||
OBJS-$(CONFIG_MOV_DEMUXER) += mpeg4audio.o mpegaudiodata.o ac3tab.o timecode.o
|
||||
OBJS-$(CONFIG_MOV_DEMUXER) += mpeg4audio.o mpegaudiodata.o
|
||||
OBJS-$(CONFIG_MOV_MUXER) += mpeg4audio.o mpegaudiodata.o
|
||||
OBJS-$(CONFIG_MPEGTS_MUXER) += mpegvideo.o mpeg4audio.o
|
||||
OBJS-$(CONFIG_MPEGTS_DEMUXER) += mpeg4audio.o mpegaudiodata.o
|
||||
OBJS-$(CONFIG_MXF_MUXER) += timecode.o
|
||||
OBJS-$(CONFIG_NUT_MUXER) += mpegaudiodata.o
|
||||
OBJS-$(CONFIG_OGG_DEMUXER) += flacdec.o flacdata.o flac.o \
|
||||
dirac.o mpeg12data.o vorbis_parser.o \
|
||||
xiph.o vorbis_data.o
|
||||
dirac.o mpeg12data.o vorbis_data.o
|
||||
OBJS-$(CONFIG_OGG_MUXER) += xiph.o flacdec.o flacdata.o flac.o \
|
||||
vorbis_data.o
|
||||
OBJS-$(CONFIG_RTP_MUXER) += mpeg4audio.o mpegvideo.o xiph.o
|
||||
@@ -649,49 +570,42 @@ OBJS-$(CONFIG_WTV_DEMUXER) += mpeg4audio.o mpegaudiodata.o
|
||||
# external codec libraries
|
||||
OBJS-$(CONFIG_LIBAACPLUS_ENCODER) += libaacplus.o
|
||||
OBJS-$(CONFIG_LIBCELT_DECODER) += libcelt_dec.o
|
||||
OBJS-$(CONFIG_LIBFAAC_ENCODER) += libfaac.o audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBDIRAC_DECODER) += libdiracdec.o
|
||||
OBJS-$(CONFIG_LIBDIRAC_ENCODER) += libdiracenc.o libdirac_libschro.o
|
||||
OBJS-$(CONFIG_LIBFAAC_ENCODER) += libfaac.o
|
||||
OBJS-$(CONFIG_LIBGSM_DECODER) += libgsm.o
|
||||
OBJS-$(CONFIG_LIBGSM_ENCODER) += libgsm.o
|
||||
OBJS-$(CONFIG_LIBGSM_MS_DECODER) += libgsm.o
|
||||
OBJS-$(CONFIG_LIBGSM_MS_ENCODER) += libgsm.o
|
||||
OBJS-$(CONFIG_LIBMP3LAME_ENCODER) += libmp3lame.o mpegaudiodecheader.o \
|
||||
audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBOPENCORE_AMRNB_DECODER) += libopencore-amr.o \
|
||||
audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBOPENCORE_AMRNB_ENCODER) += libopencore-amr.o \
|
||||
audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBMP3LAME_ENCODER) += libmp3lame.o
|
||||
OBJS-$(CONFIG_LIBOPENCORE_AMRNB_DECODER) += libopencore-amr.o
|
||||
OBJS-$(CONFIG_LIBOPENCORE_AMRNB_ENCODER) += libopencore-amr.o
|
||||
OBJS-$(CONFIG_LIBOPENCORE_AMRWB_DECODER) += libopencore-amr.o
|
||||
OBJS-$(CONFIG_LIBOPENJPEG_DECODER) += libopenjpegdec.o
|
||||
OBJS-$(CONFIG_LIBOPENJPEG_ENCODER) += libopenjpegenc.o
|
||||
OBJS-$(CONFIG_LIBOPENJPEG_DECODER) += libopenjpeg.o
|
||||
OBJS-$(CONFIG_LIBSCHROEDINGER_DECODER) += libschroedingerdec.o \
|
||||
libschroedinger.o
|
||||
libschroedinger.o \
|
||||
libdirac_libschro.o
|
||||
OBJS-$(CONFIG_LIBSCHROEDINGER_ENCODER) += libschroedingerenc.o \
|
||||
libschroedinger.o
|
||||
libschroedinger.o \
|
||||
libdirac_libschro.o
|
||||
OBJS-$(CONFIG_LIBSPEEX_DECODER) += libspeexdec.o
|
||||
OBJS-$(CONFIG_LIBSPEEX_ENCODER) += libspeexenc.o audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBSTAGEFRIGHT_H264_DECODER)+= libstagefright.o
|
||||
OBJS-$(CONFIG_LIBSPEEX_ENCODER) += libspeexenc.o
|
||||
OBJS-$(CONFIG_LIBTHEORA_ENCODER) += libtheoraenc.o
|
||||
OBJS-$(CONFIG_LIBUTVIDEO_DECODER) += libutvideodec.o
|
||||
OBJS-$(CONFIG_LIBUTVIDEO_ENCODER) += libutvideoenc.o
|
||||
OBJS-$(CONFIG_LIBVO_AACENC_ENCODER) += libvo-aacenc.o mpeg4audio.o \
|
||||
audio_frame_queue.o
|
||||
OBJS-$(CONFIG_LIBVO_AACENC_ENCODER) += libvo-aacenc.o mpeg4audio.o
|
||||
OBJS-$(CONFIG_LIBVO_AMRWBENC_ENCODER) += libvo-amrwbenc.o
|
||||
OBJS-$(CONFIG_LIBVORBIS_ENCODER) += libvorbis.o audio_frame_queue.o \
|
||||
vorbis_data.o vorbis_parser.o
|
||||
OBJS-$(CONFIG_LIBVORBIS_ENCODER) += libvorbis.o vorbis_data.o
|
||||
OBJS-$(CONFIG_LIBVPX_DECODER) += libvpxdec.o
|
||||
OBJS-$(CONFIG_LIBVPX_ENCODER) += libvpxenc.o
|
||||
OBJS-$(CONFIG_LIBX264_ENCODER) += libx264.o
|
||||
OBJS-$(CONFIG_LIBXAVS_ENCODER) += libxavs.o
|
||||
OBJS-$(CONFIG_LIBXVID_ENCODER) += libxvid.o
|
||||
OBJS-$(CONFIG_LIBXVID) += libxvidff.o libxvid_rc.o
|
||||
|
||||
# parsers
|
||||
OBJS-$(CONFIG_AAC_PARSER) += aac_parser.o aac_ac3_parser.o \
|
||||
aacadtsdec.o mpeg4audio.o
|
||||
OBJS-$(CONFIG_AC3_PARSER) += ac3_parser.o ac3tab.o \
|
||||
aac_ac3_parser.o
|
||||
OBJS-$(CONFIG_ADX_PARSER) += adx_parser.o adx.o
|
||||
OBJS-$(CONFIG_CAVSVIDEO_PARSER) += cavs_parser.o
|
||||
OBJS-$(CONFIG_COOK_PARSER) += cook_parser.o
|
||||
OBJS-$(CONFIG_DCA_PARSER) += dca_parser.o
|
||||
OBJS-$(CONFIG_DIRAC_PARSER) += dirac_parser.o
|
||||
OBJS-$(CONFIG_DNXHD_PARSER) += dnxhd_parser.o
|
||||
@@ -699,7 +613,6 @@ OBJS-$(CONFIG_DVBSUB_PARSER) += dvbsub_parser.o
|
||||
OBJS-$(CONFIG_DVDSUB_PARSER) += dvdsub_parser.o
|
||||
OBJS-$(CONFIG_FLAC_PARSER) += flac_parser.o flacdata.o flac.o \
|
||||
vorbis_data.o
|
||||
OBJS-$(CONFIG_GSM_PARSER) += gsm_parser.o
|
||||
OBJS-$(CONFIG_H261_PARSER) += h261_parser.o
|
||||
OBJS-$(CONFIG_H263_PARSER) += h263_parser.o
|
||||
OBJS-$(CONFIG_H264_PARSER) += h264_parser.o h264.o \
|
||||
@@ -715,19 +628,15 @@ OBJS-$(CONFIG_MPEG4VIDEO_PARSER) += mpeg4video_parser.o h263.o \
|
||||
mpegvideo.o error_resilience.o \
|
||||
mpeg4videodec.o mpeg4video.o \
|
||||
ituh263dec.o h263dec.o
|
||||
OBJS-$(CONFIG_PNG_PARSER) += png_parser.o
|
||||
OBJS-$(CONFIG_MPEGAUDIO_PARSER) += mpegaudio_parser.o \
|
||||
mpegaudiodecheader.o mpegaudiodata.o
|
||||
OBJS-$(CONFIG_MPEGVIDEO_PARSER) += mpegvideo_parser.o \
|
||||
mpeg12.o mpeg12data.o \
|
||||
mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_PNM_PARSER) += pnm_parser.o pnm.o
|
||||
OBJS-$(CONFIG_RV30_PARSER) += rv34_parser.o
|
||||
OBJS-$(CONFIG_RV40_PARSER) += rv34_parser.o
|
||||
OBJS-$(CONFIG_VC1_PARSER) += vc1_parser.o vc1.o vc1data.o \
|
||||
msmpeg4.o msmpeg4data.o mpeg4video.o \
|
||||
h263.o mpegvideo.o error_resilience.o
|
||||
OBJS-$(CONFIG_VORBIS_PARSER) += vorbis_parser.o xiph.o
|
||||
OBJS-$(CONFIG_VP3_PARSER) += vp3_parser.o
|
||||
OBJS-$(CONFIG_VP8_PARSER) += vp8_parser.o
|
||||
|
||||
@@ -750,8 +659,9 @@ OBJS-$(CONFIG_TEXT2MOVSUB_BSF) += movsub_bsf.o
|
||||
|
||||
# thread libraries
|
||||
OBJS-$(HAVE_PTHREADS) += pthread.o
|
||||
OBJS-$(HAVE_W32THREADS) += pthread.o
|
||||
OBJS-$(HAVE_OS2THREADS) += pthread.o
|
||||
OBJS-$(HAVE_W32THREADS) += w32thread.o
|
||||
|
||||
OBJS-$(CONFIG_MLIB) += mlib/dsputil_mlib.o \
|
||||
|
||||
# inverse.o contains the ff_inverse table definition, which is used by
|
||||
# the FASTDIV macro (from libavutil); since referencing the external
|
||||
@@ -759,49 +669,35 @@ OBJS-$(HAVE_OS2THREADS) += pthread.o
|
||||
# well.
|
||||
OBJS-$(!CONFIG_SMALL) += inverse.o
|
||||
|
||||
-include $(SUBDIR)$(ARCH)/Makefile
|
||||
|
||||
SKIPHEADERS += %_tablegen.h \
|
||||
%_tables.h \
|
||||
aac_tablegen_decl.h \
|
||||
codec_names.h \
|
||||
fft-internal.h \
|
||||
tableprint.h \
|
||||
$(ARCH)/vp56_arith.h \
|
||||
|
||||
$(ARCH)/vp56_arith.h
|
||||
SKIPHEADERS-$(CONFIG_DXVA2) += dxva2.h dxva2_internal.h
|
||||
SKIPHEADERS-$(CONFIG_LIBDIRAC) += libdirac.h
|
||||
SKIPHEADERS-$(CONFIG_LIBSCHROEDINGER) += libschroedinger.h
|
||||
SKIPHEADERS-$(CONFIG_LIBUTVIDEO) += libutvideo.h
|
||||
SKIPHEADERS-$(CONFIG_MPEG_XVMC_DECODER) += xvmc.h
|
||||
SKIPHEADERS-$(CONFIG_VAAPI) += vaapi_internal.h
|
||||
SKIPHEADERS-$(CONFIG_VDA) += vda.h vda_internal.h
|
||||
SKIPHEADERS-$(CONFIG_VDPAU) += vdpau.h
|
||||
SKIPHEADERS-$(HAVE_OS2THREADS) += os2threads.h
|
||||
SKIPHEADERS-$(HAVE_W32THREADS) += w32pthreads.h
|
||||
|
||||
TESTPROGS = cabac \
|
||||
dct \
|
||||
fft \
|
||||
fft-fixed \
|
||||
golomb \
|
||||
iirfilter \
|
||||
rangecoder \
|
||||
snowenc \
|
||||
SKIPHEADERS-$(CONFIG_XVMC) += xvmc.h
|
||||
|
||||
TESTPROGS = cabac dct fft fft-fixed h264 iirfilter rangecoder snow
|
||||
TESTPROGS-$(HAVE_MMX) += motion
|
||||
TESTOBJS = dctref.o
|
||||
|
||||
HOSTPROGS = aac_tablegen \
|
||||
aacps_tablegen \
|
||||
cbrt_tablegen \
|
||||
cos_tablegen \
|
||||
dv_tablegen \
|
||||
motionpixels_tablegen \
|
||||
mpegaudio_tablegen \
|
||||
pcm_tablegen \
|
||||
qdm2_tablegen \
|
||||
sinewin_tablegen \
|
||||
HOSTPROGS = aac_tablegen aacps_tablegen cbrt_tablegen cos_tablegen \
|
||||
dv_tablegen motionpixels_tablegen mpegaudio_tablegen \
|
||||
pcm_tablegen qdm2_tablegen sinewin_tablegen
|
||||
|
||||
DIRS = alpha arm bfin mlib ppc ps2 sh4 sparc x86
|
||||
|
||||
CLEANFILES = *_tables.c *_tables.h *_tablegen$(HOSTEXESUF)
|
||||
|
||||
include $(SUBDIR)../subdir.mak
|
||||
|
||||
$(SUBDIR)dct-test$(EXESUF): $(SUBDIR)dctref.o
|
||||
|
||||
TRIG_TABLES = cos cos_fixed sin
|
||||
@@ -836,10 +732,3 @@ $(SUBDIR)motionpixels.o: $(SUBDIR)motionpixels_tables.h
|
||||
$(SUBDIR)pcm.o: $(SUBDIR)pcm_tables.h
|
||||
$(SUBDIR)qdm2.o: $(SUBDIR)qdm2_tables.h
|
||||
endif
|
||||
|
||||
CODEC_NAMES_SH := $(SRC_PATH)/$(SUBDIR)codec_names.sh
|
||||
AVCODEC_H := $(SRC_PATH)/$(SUBDIR)avcodec.h
|
||||
$(SUBDIR)codec_names.h: $(CODEC_NAMES_SH) config.h $(AVCODEC_H)
|
||||
$(CC) $(CPPFLAGS) $(CFLAGS) -E $(AVCODEC_H) | \
|
||||
$(CODEC_NAMES_SH) config.h $@
|
||||
$(SUBDIR)utils.o: $(SUBDIR)codec_names.h
|
||||
|
@@ -50,9 +50,6 @@ typedef struct A64Context {
|
||||
uint8_t *mc_colram;
|
||||
uint8_t *mc_palette;
|
||||
int mc_pal_size;
|
||||
|
||||
/* pts of the next packet that will be output */
|
||||
int64_t next_pts;
|
||||
} A64Context;
|
||||
|
||||
#endif /* AVCODEC_A64ENC_H */
|
||||
|
@@ -28,7 +28,6 @@
|
||||
#include "a64colors.h"
|
||||
#include "a64tables.h"
|
||||
#include "elbg.h"
|
||||
#include "internal.h"
|
||||
#include "libavutil/intreadwrite.h"
|
||||
|
||||
#define DITHERSTEPS 8
|
||||
@@ -222,8 +221,6 @@ static av_cold int a64multi_init_encoder(AVCodecContext *avctx)
|
||||
if (!avctx->codec_tag)
|
||||
avctx->codec_tag = AV_RL32("a64m");
|
||||
|
||||
c->next_pts = AV_NOPTS_VALUE;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -242,19 +239,19 @@ static void a64_compress_colram(unsigned char *buf, int *charmap, uint8_t *colra
|
||||
}
|
||||
}
|
||||
|
||||
static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
const AVFrame *pict, int *got_packet)
|
||||
static int a64multi_encode_frame(AVCodecContext *avctx, unsigned char *buf,
|
||||
int buf_size, void *data)
|
||||
{
|
||||
A64Context *c = avctx->priv_data;
|
||||
AVFrame *const p = &c->picture;
|
||||
AVFrame *pict = data;
|
||||
AVFrame *const p = (AVFrame *) & c->picture;
|
||||
|
||||
int frame;
|
||||
int x, y;
|
||||
int b_height;
|
||||
int b_width;
|
||||
|
||||
int req_size, ret;
|
||||
uint8_t *buf = NULL;
|
||||
int req_size;
|
||||
|
||||
int *charmap = c->mc_charmap;
|
||||
uint8_t *colram = c->mc_colram;
|
||||
@@ -277,7 +274,7 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
}
|
||||
|
||||
/* no data, means end encoding asap */
|
||||
if (!pict) {
|
||||
if (!data) {
|
||||
/* all done, end encoding */
|
||||
if (!c->mc_lifetime) return 0;
|
||||
/* no more frames in queue, prepare to flush remaining frames */
|
||||
@@ -295,8 +292,6 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
p->key_frame = 1;
|
||||
to_meta_with_crop(avctx, p, meta + 32000 * c->mc_frame_counter);
|
||||
c->mc_frame_counter++;
|
||||
if (c->next_pts == AV_NOPTS_VALUE)
|
||||
c->next_pts = pict->pts;
|
||||
/* lifetime is not reached so wait for next frame first */
|
||||
return 0;
|
||||
}
|
||||
@@ -307,11 +302,6 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
req_size = 0;
|
||||
/* any frames to encode? */
|
||||
if (c->mc_lifetime) {
|
||||
req_size = charset_size + c->mc_lifetime*(screen_size + colram_size);
|
||||
if ((ret = ff_alloc_packet2(avctx, pkt, req_size)) < 0)
|
||||
return ret;
|
||||
buf = pkt->data;
|
||||
|
||||
/* calc optimal new charset + charmaps */
|
||||
ff_init_elbg(meta, 32, 1000 * c->mc_lifetime, best_cb, CHARSET_CHARS, 50, charmap, &c->randctx);
|
||||
ff_do_elbg (meta, 32, 1000 * c->mc_lifetime, best_cb, CHARSET_CHARS, 50, charmap, &c->randctx);
|
||||
@@ -320,12 +310,15 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
render_charset(avctx, charset, colram);
|
||||
|
||||
/* copy charset to buf */
|
||||
memcpy(buf, charset, charset_size);
|
||||
memcpy(buf,charset, charset_size);
|
||||
|
||||
/* advance pointers */
|
||||
buf += charset_size;
|
||||
charset += charset_size;
|
||||
req_size += charset_size;
|
||||
}
|
||||
/* no charset so clean buf */
|
||||
else memset(buf, 0, charset_size);
|
||||
|
||||
/* write x frames to buf */
|
||||
for (frame = 0; frame < c->mc_lifetime; frame++) {
|
||||
@@ -358,12 +351,11 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
/* reset counter */
|
||||
c->mc_frame_counter = 0;
|
||||
|
||||
pkt->pts = pkt->dts = c->next_pts;
|
||||
c->next_pts = AV_NOPTS_VALUE;
|
||||
|
||||
pkt->size = req_size;
|
||||
pkt->flags |= AV_PKT_FLAG_KEY;
|
||||
*got_packet = !!req_size;
|
||||
if (req_size > buf_size) {
|
||||
av_log(avctx, AV_LOG_ERROR, "buf size too small (need %d, got %d)\n", req_size, buf_size);
|
||||
return -1;
|
||||
}
|
||||
return req_size;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
@@ -374,7 +366,7 @@ AVCodec ff_a64multi_encoder = {
|
||||
.id = CODEC_ID_A64_MULTI,
|
||||
.priv_data_size = sizeof(A64Context),
|
||||
.init = a64multi_init_encoder,
|
||||
.encode2 = a64multi_encode_frame,
|
||||
.encode = a64multi_encode_frame,
|
||||
.close = a64multi_close_encoder,
|
||||
.pix_fmts = (const enum PixelFormat[]) {PIX_FMT_GRAY8, PIX_FMT_NONE},
|
||||
.long_name = NULL_IF_CONFIG_SMALL("Multicolor charset for Commodore 64"),
|
||||
@@ -387,7 +379,7 @@ AVCodec ff_a64multi5_encoder = {
|
||||
.id = CODEC_ID_A64_MULTI5,
|
||||
.priv_data_size = sizeof(A64Context),
|
||||
.init = a64multi_init_encoder,
|
||||
.encode2 = a64multi_encode_frame,
|
||||
.encode = a64multi_encode_frame,
|
||||
.close = a64multi_close_encoder,
|
||||
.pix_fmts = (const enum PixelFormat[]) {PIX_FMT_GRAY8, PIX_FMT_NONE},
|
||||
.long_name = NULL_IF_CONFIG_SMALL("Multicolor charset for Commodore 64, extended with 5th color (colram)"),
|
||||
|
@@ -84,7 +84,6 @@ enum BandType {
|
||||
#define IS_CODEBOOK_UNSIGNED(x) ((x - 1) & 10)
|
||||
|
||||
enum ChannelPosition {
|
||||
AAC_CHANNEL_OFF = 0,
|
||||
AAC_CHANNEL_FRONT = 1,
|
||||
AAC_CHANNEL_SIDE = 2,
|
||||
AAC_CHANNEL_BACK = 3,
|
||||
@@ -105,22 +104,13 @@ enum CouplingPoint {
|
||||
* Output configuration status
|
||||
*/
|
||||
enum OCStatus {
|
||||
OC_NONE, ///< Output unconfigured
|
||||
OC_TRIAL_PCE, ///< Output configuration under trial specified by an inband PCE
|
||||
OC_TRIAL_FRAME, ///< Output configuration under trial specified by a frame header
|
||||
OC_GLOBAL_HDR, ///< Output configuration set in a global header but not yet locked
|
||||
OC_LOCKED, ///< Output configuration locked in place
|
||||
OC_NONE, //< Output unconfigured
|
||||
OC_TRIAL_PCE, //< Output configuration under trial specified by an inband PCE
|
||||
OC_TRIAL_FRAME, //< Output configuration under trial specified by a frame header
|
||||
OC_GLOBAL_HDR, //< Output configuration set in a global header but not yet locked
|
||||
OC_LOCKED, //< Output configuration locked in place
|
||||
};
|
||||
|
||||
typedef struct {
|
||||
MPEG4AudioConfig m4ac;
|
||||
uint8_t layout_map[MAX_ELEM_ID*4][3];
|
||||
int layout_map_tags;
|
||||
int channels;
|
||||
uint64_t channel_layout;
|
||||
enum OCStatus status;
|
||||
} OutputConfiguration;
|
||||
|
||||
/**
|
||||
* Predictor State
|
||||
*/
|
||||
@@ -261,7 +251,8 @@ typedef struct {
|
||||
*/
|
||||
typedef struct {
|
||||
AVCodecContext *avctx;
|
||||
AVFrame frame;
|
||||
|
||||
MPEG4AudioConfig m4ac;
|
||||
|
||||
int is_saved; ///< Set if elements have stored overlap from previous frame.
|
||||
DynamicRangeControl che_drc;
|
||||
@@ -270,6 +261,9 @@ typedef struct {
|
||||
* @name Channel element related data
|
||||
* @{
|
||||
*/
|
||||
enum ChannelPosition che_pos[4][MAX_ELEM_ID]; /**< channel element channel mapping with the
|
||||
* first index as the first 4 raw data block types
|
||||
*/
|
||||
ChannelElement *che[4][MAX_ELEM_ID];
|
||||
ChannelElement *tag_che_map[4][MAX_ELEM_ID];
|
||||
int tags_mapped;
|
||||
@@ -304,8 +298,7 @@ typedef struct {
|
||||
|
||||
DECLARE_ALIGNED(32, float, temp)[128];
|
||||
|
||||
OutputConfiguration oc[2];
|
||||
int warned_num_aac_frames;
|
||||
enum OCStatus output_configured;
|
||||
} AACContext;
|
||||
|
||||
#endif /* AVCODEC_AAC_H */
|
||||
|
@@ -93,7 +93,7 @@ get_next:
|
||||
avctx->channels = s->channels;
|
||||
avctx->channel_layout = s->channel_layout;
|
||||
}
|
||||
s1->duration = s->samples;
|
||||
avctx->frame_size = s->samples;
|
||||
avctx->audio_service_type = s->service_type;
|
||||
}
|
||||
|
||||
|
@@ -48,7 +48,7 @@ typedef struct AACAC3ParseContext {
|
||||
int sample_rate;
|
||||
int bit_rate;
|
||||
int samples;
|
||||
uint64_t channel_layout;
|
||||
int64_t channel_layout;
|
||||
int service_type;
|
||||
|
||||
int remaining_size;
|
||||
|
@@ -55,7 +55,7 @@ static int aac_adtstoasc_filter(AVBitStreamFilterContext *bsfc,
|
||||
if (show_bits(&gb, 12) != 0xfff)
|
||||
return 0;
|
||||
|
||||
if (avpriv_aac_parse_header(&gb, &hdr) < 0) {
|
||||
if (ff_aac_parse_header(&gb, &hdr) < 0) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Error parsing ADTS frame header!\n");
|
||||
return -1;
|
||||
}
|
||||
@@ -78,7 +78,7 @@ static int aac_adtstoasc_filter(AVBitStreamFilterContext *bsfc,
|
||||
return -1;
|
||||
}
|
||||
init_put_bits(&pb, pce_data, MAX_PCE_SIZE);
|
||||
pce_size = avpriv_copy_pce_data(&pb, &gb)/8;
|
||||
pce_size = ff_copy_pce_data(&pb, &gb)/8;
|
||||
flush_put_bits(&pb);
|
||||
buf_size -= get_bits_count(&gb)/8;
|
||||
buf += get_bits_count(&gb)/8;
|
||||
|
@@ -40,7 +40,7 @@ static int aac_sync(uint64_t state, AACAC3ParseContext *hdr_info,
|
||||
tmp.u64 = av_be2ne64(state);
|
||||
init_get_bits(&bits, tmp.u8+8-AAC_ADTS_HEADER_SIZE, AAC_ADTS_HEADER_SIZE * 8);
|
||||
|
||||
if ((size = avpriv_aac_parse_header(&bits, &hdr)) < 0)
|
||||
if ((size = ff_aac_parse_header(&bits, &hdr)) < 0)
|
||||
return 0;
|
||||
*need_next_header = 0;
|
||||
*new_frame_start = 1;
|
||||
@@ -61,9 +61,9 @@ static av_cold int aac_parse_init(AVCodecParserContext *s1)
|
||||
|
||||
|
||||
AVCodecParser ff_aac_parser = {
|
||||
.codec_ids = { CODEC_ID_AAC },
|
||||
.priv_data_size = sizeof(AACAC3ParseContext),
|
||||
.parser_init = aac_parse_init,
|
||||
.parser_parse = ff_aac_ac3_parse,
|
||||
.parser_close = ff_parse_close,
|
||||
{ CODEC_ID_AAC },
|
||||
sizeof(AACAC3ParseContext),
|
||||
aac_parse_init,
|
||||
ff_aac_ac3_parse,
|
||||
ff_parse_close,
|
||||
};
|
||||
|
@@ -26,7 +26,7 @@
|
||||
#include "get_bits.h"
|
||||
#include "mpeg4audio.h"
|
||||
|
||||
int avpriv_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr)
|
||||
int ff_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr)
|
||||
{
|
||||
int size, rdb, ch, sr;
|
||||
int aot, crc_abs;
|
||||
@@ -39,7 +39,7 @@ int avpriv_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr)
|
||||
crc_abs = get_bits1(gbc); /* protection_absent */
|
||||
aot = get_bits(gbc, 2); /* profile_objecttype */
|
||||
sr = get_bits(gbc, 4); /* sample_frequency_index */
|
||||
if(!avpriv_mpeg4audio_sample_rates[sr])
|
||||
if(!ff_mpeg4audio_sample_rates[sr])
|
||||
return AAC_AC3_PARSE_ERROR_SAMPLE_RATE;
|
||||
skip_bits1(gbc); /* private_bit */
|
||||
ch = get_bits(gbc, 3); /* channel_configuration */
|
||||
@@ -62,7 +62,7 @@ int avpriv_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr)
|
||||
hdr->crc_absent = crc_abs;
|
||||
hdr->num_aac_frames = rdb + 1;
|
||||
hdr->sampling_index = sr;
|
||||
hdr->sample_rate = avpriv_mpeg4audio_sample_rates[sr];
|
||||
hdr->sample_rate = ff_mpeg4audio_sample_rates[sr];
|
||||
hdr->samples = (rdb + 1) * 1024;
|
||||
hdr->bit_rate = size * 8 * hdr->sample_rate / hdr->samples;
|
||||
|
||||
|
@@ -49,6 +49,6 @@ typedef struct {
|
||||
* -2 if the version element is invalid, -3 if the sample rate
|
||||
* element is invalid, or -4 if the bit rate element is invalid.
|
||||
*/
|
||||
int avpriv_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr);
|
||||
int ff_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr);
|
||||
|
||||
#endif /* AVCODEC_AACADTSDEC_H */
|
||||
|
Some files were not shown because too many files have changed in this diff Show More
Reference in New Issue
Block a user