Zuxy Meng
663deb54af
Remove incorrect comment; MMX2 is preferred over 3DNow! on Athlon
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Originally committed as revision 9079 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Zuxy Meng
038bfcf9d6
3DNow! and SSSE3 optimization to QNS DSP functions; use pmulhrw/pmulhrsw instead of pmulhw
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Originally committed as revision 9053 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
5b0b7054b4
better separation of vp3dsp functions from dsputil_mmx.c
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Originally committed as revision 9039 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Ronald S. Bultje
b550bfaa61
Add libavcodec to compiler include flags in order to simplify header
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include paths in the source files.
mostly from a patch by Ronald S. Bultje, rbultje ronald.bitfreak net
Originally committed as revision 9034 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Panagiotis Issaris
9b5dc86746
Make vp3dsp*.c compilation optional.
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Originally committed as revision 9025 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
1edbfe1994
factor sum_abs_dctelem out of dct_sad, and simd it.
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sum_abs_dctelem_* alone:
core2: c=186 mmx2=39 sse2=21 ssse3=13 (cycles)
k8: c=163 mmx2=33 sse2=31
p4: c=370 mmx2=60 sse2=60
dct_sad including sum_abs_dctelem_*:
core2: c=405 mmx2=258 sse2=240 ssse3=232
k8: c=624 mmx2=394 sse2=392
p4: c=849 mmx2=556 sse2=556
Originally committed as revision 9001 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
561f940c03
sse2 & ssse3 versions of hadamard. unroll and inline diff_pixels.
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core2: before mmx2=193 cycles. after mmx2=174 sse2=122 ssse3=115 (cycles).
k8: before mmx2=205. after mmx2=184 sse2=180.
p4: before mmx2=342. after mmx2=314 sse2=309.
Originally committed as revision 9000 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
5adf43e47e
cosmetics: remove code duplication in hadamard8_diff_mmx
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Originally committed as revision 8946 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
bba5293bb7
cosmetics: remove duplicate transpose macro
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Originally committed as revision 8939 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
fe0372296a
typos
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Originally committed as revision 8642 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
5900637219
mmx 16-bit ssd. 2.3x faster svq1 encoding.
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Originally committed as revision 8559 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
d42f88025a
Fix wrong conditional, Snow decoding, not encoding, was SIMD-accelerated.
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Originally committed as revision 8116 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Panagiotis Issaris
9dd6c80453
Add the const specifier as needed to reduce the number of warnings.
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Originally committed as revision 7764 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
486497e07b
revert bad checkin
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Originally committed as revision 7044 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
be6ed6fff4
move some CFLAGS settings away from config.* writing section
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Originally committed as revision 7043 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
bb54f6ab62
adding more static keywords
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Originally committed as revision 6976 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
e9f1885c21
optimize H264_DEBLOCK_P0_Q0
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2.5% faster filter_mb_fast() on P3
Originally committed as revision 6877 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
7c428ea681
Put libmpeg2 IDCT functions under CONFIG_GPL, fixes link failure
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with --disable-opts.
Originally committed as revision 6691 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
c26abfa541
Rename ABS macro to FFABS.
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Originally committed as revision 6666 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
b78e7197a8
Change license headers to say 'FFmpeg' instead of 'this program/this library'
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and fix GPL/LGPL version mismatches.
Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
0eb59ddba4
Switch idct_mmx_xvid.c from GPL to LGPL as permitted by the
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author, Peter Ross (pross xvid org).
Originally committed as revision 6557 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
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
18 years ago
Måns Rullgård
62bb489b13
add some #ifdef CONFIG_ENCODERS/DECODERS
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Originally committed as revision 6356 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Aurelien Jacobs
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
18 years ago
Diego Biurrun
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
18 years ago
Aurelien Jacobs
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
18 years ago
Måns Rullgård
0e176c3eb5
remove redundant declarations
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Originally committed as revision 6153 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Loren Merritt
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
18 years ago
John Dalgliesh
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
19 years ago
Loren Merritt
069720565c
vorbis simd tweaks
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Originally committed as revision 5983 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Michael Niedermayer
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
19 years ago
Loren Merritt
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
19 years ago
Loren Merritt
ee5df92750
emms -> femms
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Originally committed as revision 5965 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Michael Niedermayer
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
19 years ago
Loren Merritt
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
19 years ago
Loren Merritt
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
19 years ago
Stefan Gehrer
595e7bd940
some MMX optimizations for the CAVS decoder
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Originally committed as revision 5846 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Michael Niedermayer
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
19 years ago
Måns Rullgård
98d417cbcd
#define SBUTTERFLY outside CONFIG_ENCODERS
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Originally committed as revision 5628 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Luca Abeni
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
19 years ago
Loren Merritt
75ca1a5f70
gmc_mmx tweaks
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Originally committed as revision 5269 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Loren Merritt
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
19 years ago
Loren Merritt
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
19 years ago
Loren Merritt
fdd3057981
added mmx implementation of h264_chroma_mc2
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Originally committed as revision 5200 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Robert Edele
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
19 years ago
Robert Edele
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
19 years ago
Robert Edele
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
19 years ago
Loren Merritt
548a1c8a35
h264_idct8_add_mmx
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Originally committed as revision 5123 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Loren Merritt
6da971f160
h264_idct_add only needs mmx1
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Originally committed as revision 5122 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Loren Merritt
ef9d1d1575
h264: special case dc-only idct. ~1% faster overall
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Originally committed as revision 4971 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago