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James Almer b385c4c6a3 x86/swr: replace sse4 instructions in pack_6ch with sse ones 
There's no benefit from using blendps here except on CPUs with AVX, where
it's faster than shufps according to Intel's documentation.
As such, rename the sse4 functions to sse/sse2 and use shufps instead.

Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
2014-11-06 20:54:00 -03:00
compat compat/w32pthreads: use the condition variable API directly when targeting newer versions of Windows 2014-10-09 17:51:46 -03:00
doc lavd/avfoundation: Update documentation to mention audio capabilities. 2014-11-06 23:30:19 +01:00
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libpostproc postproc: fix qp count 2014-10-13 16:12:30 +02:00
libswresample x86/swr: replace sse4 instructions in pack_6ch with sse ones 2014-11-06 20:54:00 -03:00
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ffmpeg_filter.c ffmpeg: init sub2video.last_pts. 2014-11-05 21:04:36 +01:00
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ffmpeg.h ffmpeg: add vdpau_old to allow continued testing of the older (but not oldest) API 2014-10-06 16:09:02 +02:00
ffplay.c ffplay: remove manual bug option handling code 2014-10-17 23:44:04 +02:00
ffprobe.c ffprobe: Add support for color_trc/color_pri/chroma_loc 2014-10-19 20:15:37 +02:00
ffserver_config.c ffserver_config: add fixme on buffer_aggressivity/eq deprecation 2014-11-02 22:10:54 -03:00
ffserver_config.h ffserver_config: improve AVOption handing 2014-11-03 00:32:25 +01:00
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README.md

FFmpeg README

FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.

Libraries

  • libavcodec provides implementation of a wider range of codecs.
  • libavformat implements streaming protocols, container formats and basic I/O access.
  • libavutil includes hashers, decompressors and miscellaneous utility functions.
  • libavfilter provides a mean to alter decoded Audio and Video through chain of filters.
  • libavdevice provides an abstraction to access capture and playback devices.
  • libswresample implements audio mixing and resampling routines.
  • libswscale implements color conversion and scaling routines.

Tools

  • ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
  • ffplay is a minimalistic multimedia player.
  • ffprobe is a simple analisys tool to inspect multimedia content.
  • Additional small tools such as aviocat, ismindex and qt-faststart.

Documentation

The offline documentation is available in the doc/ directory.

The online documentation is available in the main website and in the wiki.

Examples

Coding examples are available in the doc/examples directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.