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56c07e2989
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7470 Commits

Author SHA1 Message Date
Justin Ruggles
56c07e2989 use limited range of lpc orders when quantizing coefficients 
Originally committed as revision 14794 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 21:24:06 +00:00
Ramiro Polla
e9e3c9801e lpc: cosmetics: vertically align declarations and definitions. 
Originally committed as revision 14792 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 17:28:29 +00:00
Ramiro Polla
c50da3ad6c flacenc, lpc: Move LPC code from flacenc.c to new lpc.[ch] files. 
Originally committed as revision 14790 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 17:18:20 +00:00
Ramiro Polla
51c796d012 flacenc: Allow more flexible shift calculation in LPC. 
Originally committed as revision 14789 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 17:03:57 +00:00
Michael Niedermayer
3cffbe090a Fix rc_eq mem leak. 
Originally committed as revision 14788 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 14:46:31 +00:00
Michael Niedermayer
847d05360b Revert r14260 
Log:
	Free in avcodec_close() avctx->rc_eq. Fix a memory leak.

Reason running free() on random pointers.

Originally committed as revision 14787 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 14:13:49 +00:00
Kostya Shishkov
f5c3eae3cb Synchronize AAC encoder with renamings in aac.h 
Originally committed as revision 14786 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 11:59:36 +00:00
Kostya Shishkov
817015e4e2 Add approved chunks to AAC encoder 
Originally committed as revision 14785 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 05:47:18 +00:00
Peter Ross
38a1c7f2be Use memcpy() for PCM S16/S32 codecs when codec byte-order matches machine byte-order. 
Originally committed as revision 14784 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-16 01:25:12 +00:00
Robert Swain
cce540c5e7 Don't try to free shared ff_sine_* tables pointed to by s->windows[] 
Originally committed as revision 14775 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-15 10:31:11 +00:00
Robert Swain
9ffd5c1cee More OKed AAC decoder hunks 
Originally committed as revision 14774 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-15 08:01:31 +00:00
Robert Swain
848a5815ce Synchronise AAC decoder code with that from SoC 
Originally committed as revision 14772 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-15 00:19:14 +00:00
Loren Merritt
2272e04aa7 document some dsp alignments 
Originally committed as revision 14771 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-15 00:14:07 +00:00
Robert Swain
62a57fae59 More OKed sections of AAC decoder code 
Originally committed as revision 14770 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-15 00:05:09 +00:00
Robert Swain
47698b83fd The ff_sine_#[] should be aligned as they will commonly be used in dsputil 
functions

Originally committed as revision 14767 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 22:12:19 +00:00
Aurelien Jacobs
7246177d80 ensure we get explicit definition of various _XOPEN_SOURCE functions we use 
Originally committed as revision 14766 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 22:01:59 +00:00
Ramiro Polla
1e8bd10c57 mlp: Define End-of-Stream code in common header file and use it in decoder. 
Originally committed as revision 14763 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 19:38:39 +00:00
Kostya Shishkov
07be55dc8b Remove not OKed parts from AAC encoder 
Originally committed as revision 14762 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 16:07:17 +00:00
Robert Swain
69fc4da360 Add declarations for the sine tables used in wma.c (half window sizes: 128, 
256, 512, 1024 and 2048) to mdct.c. Make them accessible via dsputil.h. Make
wma.c use these shared tables.

Originally committed as revision 14758 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 14:40:16 +00:00
Robert Swain
ece6b83c3e Change wma.c to use the ff_sine_window_init() from mdct.c 
Originally committed as revision 14757 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 14:36:22 +00:00
Kostya Shishkov
c03d9d058b Okayed parts of AAC encoder 
Originally committed as revision 14752 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 05:52:29 +00:00
Loren Merritt
7ca7d5fae0 file which should have been added in r14749 
Originally committed as revision 14751 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 05:00:25 +00:00
Loren Merritt
75ac287517 missing prototype 
Originally committed as revision 14750 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 04:41:02 +00:00
Loren Merritt
ebceaa1cd5 gcc chokes on the 7 registers needed for float_to_int16_interleave6 (even inside HAVE_7REGS), so write it in yasm 
Originally committed as revision 14749 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 04:40:46 +00:00
Loren Merritt
ee46753739 gcc chokes on xmm constraints, so pessimize int32_to_float_fmul_scalar_sse a little 
Originally committed as revision 14748 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 04:39:59 +00:00
Ramiro Polla
a7cc783d71 mlp: split simple inline function that xors 4 bytes into one. 
Originally committed as revision 14747 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-14 03:58:05 +00:00
Loren Merritt
675872382f special case 6 channel version of float_to_int16_interleave 
5% faster ac3

Originally committed as revision 14744 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 23:36:37 +00:00
Loren Merritt
911e21a306 simd int->float 
20% faster ac3 if downmixing, 15% if not

Originally committed as revision 14743 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 23:35:40 +00:00
Loren Merritt
ac2e556456 simd downmix 
13% faster ac3 if downmixing

Originally committed as revision 14742 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 23:33:48 +00:00
Loren Merritt
45d9d61889 don't mark the delayed samples for upmixing if they haven't been downmixed 
Originally committed as revision 14741 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 23:30:53 +00:00
Loren Merritt
3b6516f7e7 oops, non-normalized downmix to mono contaminated add_bias for non-simd float-to-int. 
Originally committed as revision 14740 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 23:30:28 +00:00
Ramiro Polla
06cddea060 mlp: Cosmetics: Close comments in an extra line and 
remove empty lines between doxy comments and function declarations.

Originally committed as revision 14735 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 19:43:18 +00:00
Ramiro Polla
ce15710f55 mlp: Split common code from parser and decoder to be used by encoder. 
Originally committed as revision 14733 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 18:47:03 +00:00
Diego Biurrun
e7327dbba7 Remove unused variable. 
Originally committed as revision 14732 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 18:33:25 +00:00
Ramiro Polla
ee5b34d56e mlp_parser: Initialize crc data in its own function. 
Originally committed as revision 14722 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 02:44:38 +00:00
Ramiro Polla
5dae0dd22c mlpdec: Put some doxy comments to the right of vars instead of interleaved. 
Originally committed as revision 14721 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 01:41:06 +00:00
Ramiro Polla
f53acb7b17 mlpdec: Split channel parameters from context into their own struct. 
Originally committed as revision 14720 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-13 01:36:01 +00:00
Loren Merritt
557ac0c448 optimize ac3_downmix. 
1.3x faster 5.1->stereo, 1.9x faster 5.1->mono.

Originally committed as revision 14719 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 23:45:46 +00:00
Ramiro Polla
db01fa131b mlpdec: whitespace and line-breaking cosmetics. 
Originally committed as revision 14717 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 18:05:58 +00:00
Ramiro Polla
d6aa052dc5 mlpdec: Split filter parameters from context into their own struct. 
Originally committed as revision 14716 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 17:53:59 +00:00
Peter Ross
3b4b113781 Fix CODEC_ID_PCM_U8 decoder output size calculation to support odd-number of samples. 
Originally committed as revision 14712 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 12:32:40 +00:00
Loren Merritt
72745cff20 use float_to_int16_interleave in ac3 
Originally committed as revision 14706 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 03:01:17 +00:00
Loren Merritt
916d5d6c32 use imdct_half in ac3 
Originally committed as revision 14705 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 01:30:24 +00:00
Loren Merritt
862b98d42c cosmetics in dsp init 
Originally committed as revision 14704 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:51:45 +00:00
Loren Merritt
d46ac5bfde mdct wrapper function to match fft 
Originally committed as revision 14703 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:38:30 +00:00
Loren Merritt
0a570e826d remove mdct tmp buffer 
Originally committed as revision 14702 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:36:36 +00:00
Loren Merritt
e8dd7b0c9a remove a float->double->float conversion. 
1.8x faster imdct_c with fpmath=sse, no change with x87

Originally committed as revision 14701 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:34:08 +00:00
Loren Merritt
46803f4f67 optimize imdct_half: 
remove tmp buffer.
skip fft reinterleave pass, leaving data in a format more convenient for simd.
merge post-rotate with post-reorder.

Originally committed as revision 14700 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:33:34 +00:00
Loren Merritt
49c0dd754c indent 
Originally committed as revision 14699 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:27:21 +00:00
Loren Merritt
5d0ddd1a9f split-radix FFT 
c is 1.9x faster than previous c (on various x86 cpus), sse is 1.6x faster than previous sse.

Originally committed as revision 14698 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:26:58 +00:00