8787d8377f
AMV video decoder.
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Patch by Vladimir Voroshilov (voroshil - gmail - com)
Originally committed as revision 10617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 15:20:22 +00:00
55ffe9df2a
Use emms_c() instead of ifdef
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patch by: Ronald S. Bultje rsbultje a gmail d com
Originally committed as revision 10616 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 15:09:34 +00:00
a449faeacb
Add variables to prepare to the AMV decoder patch.
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Patch by Vladimir Voroshilov (voroshil - gmail - com)
Originally committed as revision 10614 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 12:52:56 +00:00
19b9c7cc66
was computing one more autocorrelation coefficient that was actually used
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Originally committed as revision 10613 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 07:43:52 +00:00
14bd2a9f25
replace brute force find_optimal_param() with a closed-form solution.
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overall flac encoding: 4-15% faster.
output is not identical to the previous algorithm due to occasional rounding
errors, but the differece is less than .0005% bitrate.
Originally committed as revision 10612 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 05:41:27 +00:00
f6215b1b06
gcc isn't smart enough to factor out duplicate stores
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Originally committed as revision 10611 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 01:54:25 +00:00
551109d48a
On bitstream error is_intra_more_likely() could use dsp.sad[0]() that will segfault when xvmc is in use.
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Originally committed as revision 10610 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-28 20:38:32 +00:00
28e968c4a4
2.5x faster compute_autocorr()
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overall flac encoding: 15-50% faster on core2, 8-30% on k8, 2-20% on p4 (depending on compression_level)
Originally committed as revision 10606 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-28 06:06:18 +00:00
9846cbdb13
cosmetics: typos
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Originally committed as revision 10602 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-27 11:29:21 +00:00
93f0c0a4ca
Remove redundant test.
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Originally committed as revision 10601 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-27 10:45:16 +00:00
3a7f5d072a
AMV audio decoder
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Originally committed as revision 10598 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-27 06:21:57 +00:00
815d96a65d
oops, revert unrelated change
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Originally committed as revision 10597 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-27 03:16:25 +00:00
dc44d4ad64
unroll encode_residual_lpc(). speedup varies between 1.2x and 1.8x depending on lpc order.
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Originally committed as revision 10596 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-27 02:42:00 +00:00
2ddcf84bb7
h264/PAFF preparation: use DELAYED_PIC_REF to mark non-refs frames as held for delayed output
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patch by Jeff Downs, heydowns a borg d com
original thread:
Subject: [FFmpeg-devel] [PATCH] Implement PAFF in H.264
Date: 18/09/07 20:30
Originally committed as revision 10592 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-26 13:28:13 +00:00
0d2caa37c5
oops, potential overflow on really large blocks
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Originally committed as revision 10587 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 23:34:48 +00:00
bd49d4fd49
optimize decode_subframe_lpc()
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50%/67%/43% faster on core2/k8/p4, making flac decoding overall 24%/25%/11% faster
Originally committed as revision 10586 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 23:31:13 +00:00
f74471e043
optimize encode_residual_lpc()
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37%/45%/90% faster on core2/k8/p4, making flac encoding overall 15%/17%/40% faster at compression_level>=8 (less at low levels).
Originally committed as revision 10585 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 23:30:29 +00:00
7ecae905b6
simplify
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Originally committed as revision 10584 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 22:33:31 +00:00
d7af6a9de4
rename one variable to be consistent with the rest of the file
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Originally committed as revision 10583 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 22:31:00 +00:00
442b145abb
consistent spelling: plan => plane
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Originally committed as revision 10582 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 21:01:34 +00:00
d3f9edbafa
simplify
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Originally committed as revision 10576 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 19:22:47 +00:00
f62a2b61f9
cosmetic: indent
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Originally committed as revision 10575 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 19:16:38 +00:00
91fc2cf150
add a new vp6a codec (add alpha plan support to vp6)
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Originally committed as revision 10574 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 19:12:46 +00:00
58f66029b6
reindent
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Originally committed as revision 10573 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 08:43:49 +00:00
e0a5d77132
Replace HAVE_BFIN with ARCH_BFIN. Blackfin is a CPU architecture, not an
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instruction set extension and configure sets ARCH_BFIN, not HAVE_BFIN.
Originally committed as revision 10572 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-25 07:30:22 +00:00
247df384ec
move all model related tables into their own struct
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Originally committed as revision 10571 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 22:29:11 +00:00
1218a7e33d
cosmetics: Sort CODEC_ID list.
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Originally committed as revision 10570 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 21:18:45 +00:00
a7d70d88df
rename vp56_b6to3 to vp56_b2p
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Originally committed as revision 10569 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 20:52:11 +00:00
1457516f70
some simplifications and uniformisation
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Originally committed as revision 10568 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 20:43:47 +00:00
81fc2f37db
Remove check for input buffer size as it does not guarantee that
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decoder will not run out of output buffer bounds (and all suspected
decoders have their own checks now).
Originally committed as revision 10567 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 16:50:32 +00:00
b70335a28d
add support for yuva420p colorspace (yuv420p + alpha)
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Originally committed as revision 10565 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 13:21:41 +00:00
1136d34a44
factor out dequant table lookup outside loops, gives a 1-2% speed-up
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patch by Andreas Öman %andreas A olebyn P nu%
original thread:
Date: Sep 24, 2007 12:59 PM
Subject: [FFmpeg-devel] [PATCH] h264: factor out dequant table lookup outside loops
Originally committed as revision 10564 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 13:01:15 +00:00
4783cf0d09
Do not try to decode more data than output buffer may hold
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Originally committed as revision 10560 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-24 03:32:24 +00:00
8b505fc689
VIS-specific code should be enabled conditional to HAVE_VIS, not ARCH_SPARC.
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Originally committed as revision 10559 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-23 21:59:09 +00:00
ff193e6419
some experimental iterative quantization code
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disabled as it is VERY slow
gain is 0.1-0.2 psnr at low qp
Originally committed as revision 10556 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-23 21:11:36 +00:00
8b03def65f
Move VIS CFLAGS settings into configure.
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Originally committed as revision 10555 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-23 21:06:08 +00:00
b146873c94
VIS-specific code should be compiled conditional to HAVE_VIS, not ARCH_SPARC.
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Originally committed as revision 10554 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-23 21:02:22 +00:00
ac14047927
Fix decoding of VMDs representing sprites (Last Dynasty, Woodruff).
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Fixes issue 101
Originally committed as revision 10552 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-23 16:11:07 +00:00
61858a76f2
Apply skip_loop_filter before checking if we can parallelize with the selected
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loop filter
Originally committed as revision 10549 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-22 10:28:22 +00:00
a2085a7e9d
Guard against output buffer overflows
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Originally committed as revision 10548 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-22 09:21:43 +00:00
675a0583b4
Do not decode more data than output buffer may hold
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Originally committed as revision 10547 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-22 09:09:47 +00:00
32bbb99d0a
HDYC fourcc, sample hdyc/Test2.avi
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Originally committed as revision 10541 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-21 18:23:46 +00:00
a27d6e714f
Simplify H.264 decode_cabac_mb_cbp_luma(), giving a ~0.5% speedup.
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patch by Andreas Öman, andreas olebyn nu
Date: Thu, 20 Sep 2007 12:59:19 +0200
Subject: [FFmpeg-devel] [PATCH] simplify h264's decode_cabac_mb_cbp_luma()
Originally committed as revision 10537 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-21 00:26:31 +00:00
dee15eceae
allcodecs.h and allformats.h are not used anymore
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Originally committed as revision 10536 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-20 20:42:50 +00:00
d999cff5a3
remove last dependencies on allformats.h and allcodecs.h
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Originally committed as revision 10535 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-20 20:36:15 +00:00
ee28dedc86
Remove inline from function that is exported.
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Issue noticed by Bernhard Rosenkraenzer.
Originally committed as revision 10529 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-18 18:12:53 +00:00
584a3ac907
blackfin vsad primitives
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Originally committed as revision 10521 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-17 13:23:16 +00:00
56261c6150
properly tell the compiler that A0 and A1 are clobbered
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Originally committed as revision 10520 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-17 13:17:50 +00:00
4981218420
Remove redundant ARCH_SPARC #ifdef, the file is compiled conditional to
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ARCH_SPARC anyway.
Originally committed as revision 10517 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-17 10:14:56 +00:00
84a72b1675
remove obsolete and wrong extern declaration
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Originally committed as revision 10512 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-16 22:50:12 +00:00
Vladimir Voroshilov
Ronald S. Bultje
Loren Merritt
Ivan Kalvachev
Panagiotis Issaris
Vitor Sessak
Jeff Downs
Aurelien Jacobs
Andreas Öman
Diego Biurrun
Kostya Shishkov
Andreas Öman
Michael Niedermayer
Reimar Döffinger
Baptiste Coudurier
Marc Hoffman