2833fc4646
approximate qpel functions: sacrifice some quality for some decoding speed. enabled on B-frames with -lavdopts fast.
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Originally committed as revision 6412 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-01 21:25:17 +00:00
62bb489b13
add some #ifdef CONFIG_ENCODERS/DECODERS
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Originally committed as revision 6356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-27 19:54:07 +00:00
a4eb118a41
cosmetics (indentation)
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Originally committed as revision 6313 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-21 17:43:09 +00:00
f469094c9b
tweak ff_imdct_calc_3dn2
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Originally committed as revision 6312 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-21 17:42:23 +00:00
ebbafcb454
sse implementation of imdct.
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patch mostly by Zuxy Meng (zuxy dot meng at gmail dot com)
Originally committed as revision 6311 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-21 16:37:39 +00:00
99aed7c8fc
New single instruction math operation header
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Originally committed as revision 6291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-19 22:22:29 +00:00
2a2311bee3
disable vp3 mmx idct for theora files to avoid artifacts
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(see theora-a4_v6-k250-s0_2.ogg)
Originally committed as revision 6253 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-14 22:13:23 +00:00
7f889a76ad
Remove the LGPL exception clause as discussed on ffmpeg-devel
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and move the dependent code under CONFIG_GPL.
Originally committed as revision 6248 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-14 00:38:03 +00:00
1dac8fea05
Enables back the mmx/sse optimized version of the vp3 idct.
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It generates different md5sum than the reference C implementation,
but no visual difference, so enabled only when bitexact is not set.
Originally committed as revision 6241 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-12 20:58:17 +00:00
04d7f60143
Add official LGPL license headers to the files that were missing them.
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Originally committed as revision 6219 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-10 14:02:42 +00:00
0e176c3eb5
remove redundant declarations
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Originally committed as revision 6153 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-02 23:10:28 +00:00
3e20143ee7
mmx implementation of deblocking strength decision.
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2-3% faster h264.
Originally committed as revision 6113 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-28 09:33:01 +00:00
1e4ecf26f5
ff_fft_calc_3dn/3dn2/sse: convert intrinsics to inline asm.
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2.5% faster fft, 0.5% faster vorbis.
Originally committed as revision 6023 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-18 23:53:49 +00:00
cf5aed5bad
simplify
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Originally committed as revision 6020 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-18 10:43:23 +00:00
3829a62eae
insufficient alignment
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Originally committed as revision 6006 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-17 07:49:22 +00:00
6bb9e49249
Fix building with --disable-opts but MMX enabled.
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patch by Marco Manfredini mldb %at% gmx %dot% net
Originally committed as revision 5994 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-13 10:10:06 +00:00
4454dc1b6f
Support for MacIntel, last part: balign directives
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Determines whether .align's arg is power-of-two or not, then defines ASMALIGN appropriately in config.h. Changes all .baligns to ASMALIGNs.
Patch by John Dalgliesh % johnd AH defyne P org %
Original thread:
Date: Aug 11, 2006 8:00 AM
Subject: Re: [Ffmpeg-devel] Mac OS X Intel last part: balign directives
Originally committed as revision 5990 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-12 16:37:31 +00:00
069720565c
vorbis simd tweaks
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Originally committed as revision 5983 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-11 18:19:37 +00:00
1f1aa1d955
convert vector_fmul_reverse_sse2 and vector_fmul_add_add_sse2 to sse
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please complain if they are slower on sse2 cpus ...
Originally committed as revision 5976 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 20:24:58 +00:00
eb4825b5d4
sse and 3dnow implementations of float->int conversion and mdct windowing.
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15% faster vorbis.
Originally committed as revision 5975 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 19:06:25 +00:00
ffad4ed154
Fix x86 SIMD asm and pic, patch from Martin von Gagern <Martin.vGagern@gmx.net>
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Originally committed as revision 5973 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 16:05:29 +00:00
347be47226
Support for MacIntel, take xx: '/nop' illegal for old versions of GAS
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Patch by John Dalgliesh % johnd AH defyne P org %
Original thread:
Date: Aug 8, 2006 8:12 PM
Subject: Re: [Ffmpeg-devel] [PATCH] '/nop' illegal for old versions of GAS
Originally committed as revision 5972 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 15:26:18 +00:00
0fc256f3d9
Add support for Mac OS X Intel part 2: Assembler macros in fdct_mmx.c
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convert gas macros to ccp macros
Patch by John Dalgliesh % johnd AH defyne P org %
Original thread:
Date: Aug 10, 2006 5:39 AM
Subject: Re: [Ffmpeg-devel] Mac OS X Intel part 2: Assembler macros in fdct_mmx.c
Originally committed as revision 5971 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 11:29:57 +00:00
fc48b6fe74
Support for Mac OS X Intel, part 3: binary integer constants:
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Apple's assembler only understands the same integer constants as C does: hex, decimal, octal. It doesn't understand binary integer constants (0b...) so this patch replaces binary integer constants with hex ones.
Patch by John Dalgliesh % johnd AH defyne P org %
Original thread:
Date: Aug 10, 2006 8:16 AM
Subject: [Ffmpeg-devel] Mac OS X Intel part 3: binary integer constants
Originally committed as revision 5970 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 09:06:06 +00:00
ee5df92750
emms -> femms
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Originally committed as revision 5965 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-09 06:37:25 +00:00
2494bdd90d
gcc 2.95 and 3.4.x on x86 32bit without fomit-frame-pointer can't even find 5 registers for asm input.
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0.5% slower vorbis.
Originally committed as revision 5964 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-09 06:33:49 +00:00
1b87c40245
slightly faster ff_imdct_calc_3dn2() on amd64. (gcc added a bunch of useless movsxd)
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Originally committed as revision 5962 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-08 21:47:11 +00:00
21bb884fb7
change vorbis_inverse_coupling_sse2() so it works on sse1 cpus
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Originally committed as revision 5957 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-08 12:03:51 +00:00
bcfa3e58ee
3dnow2 implementation of imdct.
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6% faster vorbis and wma.
Originally committed as revision 5954 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-08 04:01:04 +00:00
cd035a6051
10l, vorbis_inverse_coupling_sse() was really 3dnow
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Originally committed as revision 5903 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-03 07:09:29 +00:00
2dac4acfc0
sse & sse2 implementations of vorbis channel coupling.
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9% faster vorbis (on a K8).
Originally committed as revision 5898 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-03 03:18:47 +00:00
595e7bd940
some MMX optimizations for the CAVS decoder
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Originally committed as revision 5846 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-29 08:45:33 +00:00
5ced7b80ad
disable the vp3 mmx and sse2 idcts, their output doesnt match the c idct (tested with -f crc) and the theora spec does not allow different idcts not to mention the difference is quite vissible ...
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Originally committed as revision 5788 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-19 09:49:21 +00:00
98d417cbcd
#define SBUTTERFLY outside CONFIG_ENCODERS
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Originally committed as revision 5628 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-05 19:31:01 +00:00
9c39071d6d
Move REG_* macros from libavcodec/i386/mmx.h to libavutil/x86_cpu.h
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Originally committed as revision 5595 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-03 10:52:07 +00:00
3f8674a902
remove redundant macro definitions
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Originally committed as revision 5589 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-02 22:01:31 +00:00
8fb0d07339
kill warning
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Originally committed as revision 5588 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-02 21:53:30 +00:00
e27b6e62f7
missmatch control for mpeg2 intra dequantization if bitexact=1
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Originally committed as revision 5328 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-28 17:03:52 +00:00
392f6da897
Remove unused and unsupported Cyrix's "Extended MMX",
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Add SSE3 support.
Patch by Zuxy Meng < zuxy POIS meng AH gmail POIS com >
Original thread:
04/26/06 13:13:
[Ffmpeg-devel] [PATCH] Bug fix, SSE3 support in i386/cputest.c and dsputil.h
Originally committed as revision 5326 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-28 07:46:13 +00:00
f42635f558
gcc-2.95 compile fix, patch by Wolfram Gloger <wmglo A dent PIS med PIS uni-muenchen PIS de>
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Originally committed as revision 5298 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-18 03:48:30 +00:00
75ca1a5f70
gmc_mmx tweaks
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Originally committed as revision 5269 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-05 04:13:41 +00:00
703c8195a8
mmx implementation of 3-point GMC. (5x faster than C)
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Originally committed as revision 5265 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-04 09:23:45 +00:00
22b48b85b6
altivec support for snow
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Originally committed as revision 5228 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-27 12:51:19 +00:00
5e8b787afa
simplified and slightly faster h264_chroma_mc8_mmx
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Originally committed as revision 5214 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-25 08:41:14 +00:00
513fbd8e5a
prefetch pixels for future motion compensation. 2-5% faster h264.
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Originally committed as revision 5203 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-23 20:16:36 +00:00
5e6a5c4daf
10l
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Originally committed as revision 5201 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-22 22:08:28 +00:00
fdd3057981
added mmx implementation of h264_chroma_mc2
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Originally committed as revision 5200 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-22 22:05:00 +00:00
e8600e5edc
add MMX and SSE versions of ff_snow_inner_add_yblock
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Patch by Robert Edele < yartrebo AH earthlink POIS net >
Original Thread:
Date: Mar 22, 2006 3:24 AM
Subject: [Ffmpeg-devel] [PATCH] snow mmx + sse2 part 5
Originally committed as revision 5197 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-22 12:08:35 +00:00
2c9a0285d4
snow mmx+sse2 optimizations, part 4
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Patch by Robert Edele, yartrebo <<at>> earthlink <<dot>> net
Originally committed as revision 5191 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-21 21:51:07 +00:00
4567b4bdab
Add the mmx and sse2 implementations of ff_snow_vertical_compose().
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Patch by Robert Edele < yartrebo AH earthlink POIS net >
Original thread:
Date: Mar 20, 2006 5:54 PM
Subject: [Ffmpeg-devel] [PATCH] snow mmx + sse2 part 3
Originally committed as revision 5185 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-20 22:27:59 +00:00
Loren Merritt
Måns Rullgård
Luca Barbato
Aurelien Jacobs
Diego Biurrun
Michael Niedermayer
Marco Manfredini
John Dalgliesh
Stefan Gehrer
Luca Abeni
Zuxy Meng
Wolfram Gloger
Robert Edele