Michael Niedermayer
c08a01a6b9
pre_cmp fix
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Originally committed as revision 3458 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Maarten Daniels
49e5dcbce5
H.261 decoder improvements
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- GOB's can exist of only MBA_STUFFING codes: it crashed before, but it is fixed now
- Clearer code
- Some extra checks so the decoder is more resilient against errors
patch by (Maarten Daniels <maarten dot daniels at student dot luc dot ac dot be>)
Originally committed as revision 3457 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
d92b58073e
100l (forgot to set the 8x8 mc functions, so ME did use the mpeg ones ...)
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Originally committed as revision 3456 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
ec69758781
use h264 MC code if possible
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50% faster predict_plane() if mmx2/3dnow is available
0.1% bitrate increase
Originally committed as revision 3455 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
0fd847a168
10l (gcc 2.95 compilation)
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Originally committed as revision 3454 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
7346831883
fixed framerates
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Originally committed as revision 3453 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
3924dac4c8
use pointer arithmetic in mc_block(), 25% faster
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Originally committed as revision 3452 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
a6c01275ad
get/set_sr_golomb() cleanup
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Originally committed as revision 3451 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
8bf5d58f86
fail if SSE && !memalign && !memalign_hack
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Originally committed as revision 3450 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
c32b14bb9c
mess cleanup
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Originally committed as revision 3449 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Alex Beregszaszi
d58a6d8537
put the warning to the right place to avoid crashes
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Originally committed as revision 3448 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Alex Beregszaszi
7be8716a2a
forgot to commit this
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Originally committed as revision 3447 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
e69538fa60
h264_qpel8_hv_lowpass_mmx2/3dnow
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Originally committed as revision 3446 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
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
20 years ago
Alex Beregszaszi
4579adb00c
new signed golomb routines
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Originally committed as revision 3444 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Alex Beregszaszi
b2a1c77162
try to select w/h from tables
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Originally committed as revision 3443 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
cf7f2b16dd
note about our speed with replying to patches
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Originally committed as revision 3442 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
7b37a6e984
10l (wrong coded_picture)
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Originally committed as revision 3441 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
56d8bd5659
optimization
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Originally committed as revision 3440 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
a6e39f45a2
optimization
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Originally committed as revision 3439 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
ed8ffdf46c
optimization
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Originally committed as revision 3438 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
437525c473
h264 luma motion compensation in mmx2/3dnow
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Originally committed as revision 3437 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
0c62d34341
useless
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Originally committed as revision 3436 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
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
20 years ago
Michael Niedermayer
ff158dc95d
20% faster predict_plane()
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moion vector max/min fix
Originally committed as revision 3434 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Alex Beregszaszi
cc078b9e09
more decorrelation types
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Originally committed as revision 3433 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Loren Merritt
952b32c0ad
Always write VOL control parameters, needed by old xvid patch by (Loren Merritt <lorenm at u dot washington dot edu>)
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Originally committed as revision 3432 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
3cb018726c
typo
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Originally committed as revision 3431 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
628b210f40
optional non spec compliant optimizations for mpeg1
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Originally committed as revision 3430 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
6fc5b059b8
optional non spec compliant optimizations
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Originally committed as revision 3429 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
bf0669aa87
forgotten parameter
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Originally committed as revision 3428 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Loren Merritt
d89dc06a96
h264 deblocking crash patch by (Loren Merritt <lorenm at u dot washington dot edu>)
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Originally committed as revision 3427 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
19aa028dc5
10l (keyframes and context resets)
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Originally committed as revision 3426 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
39c61bbbd3
cleanup
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Originally committed as revision 3425 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
fff6d4ea4e
10l
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more benchmarking code
inline
Originally committed as revision 3424 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
229daca7a2
8-bit mode corrections
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Originally committed as revision 3423 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
ea7d9cd4bc
merge decode_subband() and dequantize()
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Originally committed as revision 3422 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
ff76515933
11% faster decode_subband()
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Originally committed as revision 3421 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
0cea8a037c
5% faster decode_subband()
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a little cleanup
Originally committed as revision 3420 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
7b49c30974
46% faster decode_subband()
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Originally committed as revision 3419 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
3c1adccd1c
50% faster decode_subband()
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Originally committed as revision 3418 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
07140e398c
yuv median encoding 10l fix
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Originally committed as revision 3417 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
155ec6edf8
quad tree based motion compensation (currently only 16x16 & 8x8 OBMC blocks, but can be extended to other block sizes easily)
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different intra block coding (previous was just an ugly hack)
1.8% bitrate reduction -0.01PSNR (foreman@352x288 qscale=8)
1.5% bitrate reduction +0.05PSNR (foreman@352x288 qscale=1)
Originally committed as revision 3416 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
714872547d
typo fix by (Marcin 'Morgoth' Kurek <morgoth6 at box43 dot pl>)
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Originally committed as revision 3415 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
64886072f5
edge bugfix
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1-1.3% lower bitrate and +0.01 PSNR (foremen@352x288 qscale=1,8)
Originally committed as revision 3414 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Bohdan Horst
ad730459ed
bsd patch by (Bohdan Horst <nexus at irc dot pl>)
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Originally committed as revision 3413 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
91d6655aa7
lrintf emulation improvments
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Originally committed as revision 3412 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Roman Shaposhnik
f2fe8752ab
* adding Michael's explanation to the FAQ
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Originally committed as revision 3411 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
26efc54e4a
4x4 SSE compare function
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wavelet based compare functions
make epzs_motion_search() more flexible so it can be used for a wider range of block sizes
make get_penalty_factor() independant of MpegEncContext
Originally committed as revision 3410 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Roberto Togni
c931e60860
h261
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Originally committed as revision 3409 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago