5509bffa88
Update licensing information: The FSF changed postal address.
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Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 22:43:26 +00:00
e8b562087d
tweak h264_biweight
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Originally committed as revision 4835 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-09 03:38:37 +00:00
cec9395977
fix some potential arithmetic overflows in pred_direct_motion() and
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ff_h264_weight_WxH_mmx2().
Originally committed as revision 4795 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-30 23:47:41 +00:00
bb270c0896
COSMETICS: tabs --> spaces, some prettyprinting
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Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-22 01:10:11 +00:00
115329f160
COSMETICS: Remove all trailing whitespace.
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Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
f6d1338cb5
Add the rest of missing Reg_* macros to support both AMD-64 style regs and IA32 regs.
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Not used yet, but should be once the SIMD code to accelerate Snow decoding is merged.
Originally committed as revision 4731 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-10 22:53:44 +00:00
ea15df8048
use sse16_sse2() in nsse
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Originally committed as revision 4688 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-11-12 05:23:25 +00:00
a6624e21cb
faster h264_chroma_mc8_mmx, added h264_chroma_mc4_mmx.
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2-4% overall speedup.
Originally committed as revision 4666 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-10-27 06:45:29 +00:00
b926572aa9
h264 mmx weighted prediction. up to 3% overall speedup.
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Originally committed as revision 4630 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-10-09 23:38:52 +00:00
5693c08356
sse2 16x16 sum squared diff (306=>268 cycles on a K8)
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faster 8x8 mmx ssd (77=>70 cycles)
Originally committed as revision 4623 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-30 02:31:47 +00:00
12e9668119
replace a few mov + psrlq with pshufw, there are more cases which could benefit from this but they would require us to duplicate some functions ...
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the trick is from various places (my own code in libpostproc, a patch on the x264 list, ...)
Originally committed as revision 4608 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-21 21:17:09 +00:00
cd7af76d9e
Fix compile without CONFIG_GPL, misplaced #endif caused a missing }.
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Originally committed as revision 4575 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-10 19:30:40 +00:00
9f211bc6d7
remove unused table entries
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change non portable table access
Originally committed as revision 4574 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-10 19:03:37 +00:00
84740d5980
xvids mmx&mmx2 idcts
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needed to decode xvid without some minor artefacts
under #ifdef CONFIG_GPL of course
Originally committed as revision 4572 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-10 17:01:30 +00:00
79396ac685
Kill some compiler warnings. Compiled code verified identical after changes.
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Originally committed as revision 4567 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-06 21:25:35 +00:00
d3a9f79871
simplify (d&a) and (d&~a) calculation, hint by skal
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Originally committed as revision 4552 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-03 09:17:30 +00:00
b5b65df7a9
add consts (this was in my local tree, dunno where it came from, probably forgoten from some const patch)
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Originally committed as revision 4551 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-02 21:13:19 +00:00
bf4e3bd2d0
kill a bunch of compiler warnings
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Originally committed as revision 4522 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-14 15:42:40 +00:00
c11c2bc20b
libavutil: Utility code from libavcodec moved to a separate library.
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Originally committed as revision 4489 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-01 20:07:05 +00:00
d2bb7db135
sort H.264 mmx dsp functions into their own file
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Originally committed as revision 4338 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-02 20:45:35 +00:00
c26ae41db2
adding a few const
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Originally committed as revision 4337 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 21:19:00 +00:00
435b0720a8
100l for myself (breaking amd64)
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Originally committed as revision 4336 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 18:04:01 +00:00
6510f43cf3
merge a few asm blocks so gcc cant unoptimize it (658->631 dezicycles on duron)
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Originally committed as revision 4334 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 11:56:58 +00:00
987ae784e6
get rid of 2 movq (680 -> 658 dezicycles on duron)
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Originally committed as revision 4333 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 11:36:32 +00:00
e4b36d4434
avoid one transpose (730->680 dezicycles on duron)
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Originally committed as revision 4332 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 08:43:40 +00:00
85bbfcd4ee
10l (symbol mangling)
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Originally committed as revision 4331 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 04:51:46 +00:00
1f3dbc09b1
add rounding bias before the horizontal idct (765->730 dezicyles on duron)
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Originally committed as revision 4330 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-01 01:18:41 +00:00
1d62fc8560
MMX for H.264 iDCT (adapted from x264)
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Originally committed as revision 4329 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-31 22:48:33 +00:00
3072f0cb2e
MMX code for (put|avg)_h264_chroma_mc8
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Originally committed as revision 4305 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-25 08:05:41 +00:00
5cf08f2393
H.264 deblocking optimizations (mmx for chroma_bS4 case, convert existing cases to 8-bit math)
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Originally committed as revision 4271 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-18 09:17:22 +00:00
5773a74669
porting the mmx&sse2 (sse2 untested) vp3 idcts to the lavc idct API
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Originally committed as revision 4260 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-17 18:28:40 +00:00
b178f758fa
disabling vp3 mmx&mmx2 idcts, they must be ported over to the lavc idct API, ill port the vp3 c idct
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Originally committed as revision 4255 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-17 09:11:48 +00:00
c998bdd9a0
fix PIC
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Originally committed as revision 4204 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-08 18:48:19 +00:00
42251a2a4f
MMX for H.264 deblocking filter
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Originally committed as revision 4158 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-25 01:01:41 +00:00
4e492bf107
read 32bit instead of 64bit to avoid overreading and missalignments
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Originally committed as revision 4133 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-17 13:30:45 +00:00
4d9ae03b09
optimization and gcc 4.0 bug workaround patch by (Martin Drab >drab kepler.fjfi.cvut cz<)
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Originally committed as revision 3945 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-02-07 17:09:48 +00:00
e42a152bbc
x86 cpu capabilities detection rewrite / cleanup
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Originally committed as revision 3750 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-12-13 16:11:38 +00:00
e7ddb0cf4c
detect sse on athlon-xp patch by (matthieu castet <castet >.< matthieu >at< free >.< fr>)
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Originally committed as revision 3729 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-12-05 23:26:43 +00:00
1c3990dbba
H.261 encoder by (Maarten Daniels <maarten dot daniels at luc dot ac dot be>)
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Originally committed as revision 3643 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-10-28 10:12:57 +00:00
8b4d077fc9
gcc 3.4.3 preversions do not appreciate invalid instruction and operand combinations anymore patch by (Aurelien Jacobs <aurel at gnuage dot org>)
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Originally committed as revision 3604 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-10-17 20:27:11 +00:00
053dea12f2
adapting existing mmx/mmx2/sse/3dnow optimizations so they work on x86_64 patch by (Aurelien Jacobs <aurel at gnuage dot org>)
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Originally committed as revision 3578 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-10-11 02:19:29 +00:00
178fcca848
1/2 resolution decoding
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Originally committed as revision 3507 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-25 23:18:58 +00:00
e69538fa60
h264_qpel8_hv_lowpass_mmx2/3dnow
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Originally committed as revision 3446 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-08 18:49:12 +00:00
e772bb8a82
h264_qpel4_hv_lowpass_mmx2/3dnow
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alignment fixes
Originally committed as revision 3445 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-08 18:25:45 +00:00
56d8bd5659
optimization
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Originally committed as revision 3440 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-08 00:52:49 +00:00
a6e39f45a2
optimization
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Originally committed as revision 3439 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-07 22:56:50 +00:00
ed8ffdf46c
optimization
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Originally committed as revision 3438 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-07 17:22:37 +00:00
437525c473
h264 luma motion compensation in mmx2/3dnow
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Originally committed as revision 3437 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-07 01:48:45 +00:00
d6af6b0350
10000l fix and use more mmx2/3dnow code for mpeg4 qpel which has been written and commited long time ago but appearently never used, qpel motion compensation is 5% faster
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now
Originally committed as revision 3435 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-06 03:17:31 +00:00
6206f8c920
10l and better MMX/SSE detection for VIA1000
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Originally committed as revision 3323 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-07-16 01:54:07 +00:00
Diego Biurrun
Loren Merritt
Guillaume Poirier
Michael Niedermayer
Reimar Döffinger
Måns Rullgård
Alexander Strasser
Zoltán Hidvégi
Martin Drab
Matthieu Castet
Aurelien Jacobs