086bfd256e
support doing motion estimation and compensation without any residual transform or coding
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this is usefull for filters which need ME/MC
Originally committed as revision 5456 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-04 21:54:58 +00:00
7374794a89
Snow: don't try to encode lossless with 9/7 wavelet, because it isn't lossless.
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Originally committed as revision 5433 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 19:45:12 +00:00
d4b287ed36
Snow: cosmetics
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Originally committed as revision 5432 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 19:40:28 +00:00
85fc0e7531
Snow: scale predicted mv based on which reference frame the neighbors used.
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Originally committed as revision 5431 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 16:42:29 +00:00
7f21a9a7b8
Snow: cosmetics
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Originally committed as revision 5428 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 06:49:15 +00:00
871371a768
Snow: fix subband weighting in wavelet cmp functions. use 32x32 cmp in iterative motion estimation.
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Originally committed as revision 5427 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 05:44:22 +00:00
383f62fdfe
Snow: 10l. 1pass ratecontrol failed to set snow's internal quant.
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Originally committed as revision 5426 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 04:51:58 +00:00
8c36eaaa94
Snow multiple reference frames
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(bitstream is not backwards compatible, even if refs aren't used)
Originally committed as revision 5417 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-28 21:44:47 +00:00
4e64beadf0
Snow 1pass ratecontrol
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Originally committed as revision 5416 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-28 12:38:10 +00:00
3a1a7e32ac
sanity checks, some might have been exploitable ...
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Originally committed as revision 5369 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-13 10:45:26 +00:00
561a18d3ba
Snow mmx + sse2 part 2
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Patch by Robert Edele, yartrebo <<at>> earthlink <<dot>> net
Originally committed as revision 5184 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-20 05:52:23 +00:00
059715a41c
First part of a series of speed-enchancing patches.
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This one sets up a snow.h and makes snow use the dsputil function pointer
framework to access the three functions that will be implemented in asm
in the other parts of the patchset.
Patch by Robert Edele < yartrebo AH earthlink POIS net>
Original thread:
Subject: [Ffmpeg-devel] [PATCH] Snow mmx+sse2 asm optimizations
Date: Sun, 05 Feb 2006 12:47:14 -0500
Originally committed as revision 5172 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-16 19:18:18 +00:00
fc8c49926c
dont pass intra flag if its always 0
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Originally committed as revision 5164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-14 00:22:05 +00:00
8f8ae4951e
seed iterative_me with mvs from conventional search.
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+15% speed, +.1 dB
Originally committed as revision 5158 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-13 01:27:13 +00:00
07674d518c
obey vqscale in 2nd pass
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Originally committed as revision 5157 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-13 01:26:06 +00:00
e7c8206e5c
av_free -> av_freep
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Originally committed as revision 5145 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-11 00:19:32 +00:00
87f20c2f31
fix %8 != 0 w/h
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Originally committed as revision 5144 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-11 00:18:43 +00:00
ceaf1909c1
add static keyword to some functions
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patch by Dieter <freebsd at sopwith solgatos com>
Originally committed as revision 4913 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-30 23:33:19 +00:00
4f59b684a6
Remove all stray tabs and trailing whitespace, this time for good.
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Originally committed as revision 4891 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-24 10:33:14 +00:00
48d1b9a17c
fix convergence of snow iterative_me
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Originally committed as revision 4876 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-21 02:35:03 +00:00
3de79d0dca
revert 1.83 because it's not needed
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Originally committed as revision 4875 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-21 02:33:01 +00:00
d3ac6ed667
detect when iterative_me fails to converge, and stop searching
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Originally committed as revision 4868 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-19 09:21:39 +00:00
b104969fab
obmc-aware 4mv
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Originally committed as revision 4864 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-17 08:27:39 +00:00
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
c8a596d210
bugs found by valgrind
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Originally committed as revision 4841 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 21:37:57 +00:00
1015631b79
faster iterative_me: avoid duplicate mc of neighboring blocks.
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Originally committed as revision 4839 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 05:47:52 +00:00
80e44bc3bf
use h264 MC functions for 2xX Xx2 blocks in snow too
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Originally committed as revision 4824 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-08 01:50:34 +00:00
2692ceab8b
use h264 MC functions for rectangular blocks too
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Originally committed as revision 4821 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-07 18:34:19 +00:00
39277cf949
10l (assertion failure)
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Originally committed as revision 4819 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-07 03:39:10 +00:00
3b6ab26c01
cleanup
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fix 4mv playback distortions
Originally committed as revision 4813 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-04 22:34:11 +00:00
003cd80df9
:%s/check_block_2p/check_block_inter/g
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Originally committed as revision 4794 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-30 22:41:32 +00:00
52137f2f43
this fixes compilation with gcc 2.95 which seems to not like array casting... special case inline of check_block which makes the array and passes it
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Originally committed as revision 4793 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-30 21:05:44 +00:00
13705b69eb
mem corruption fix
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Originally committed as revision 4789 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-30 15:12:02 +00:00
d6f41eeddc
4mv + iter ME 10l fix (still not bugfree but better)
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Originally committed as revision 4783 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-29 02:17:51 +00:00
735f9f34fe
10l
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Originally committed as revision 4782 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-28 23:45:16 +00:00
51d6a3cf00
iterative overlapped block based motion estimation for snow
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Originally committed as revision 4781 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-28 15:43:53 +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
daba69b211
10l
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Originally committed as revision 4758 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-19 18:26:17 +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
4393e6392c
check block_max_depth (fixes crash)
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Originally committed as revision 4718 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-03 14:20:03 +00:00
91aa4e3300
make selftest code compile again
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Originally committed as revision 4717 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-03 03:07:54 +00:00
62ab0b7822
fix unused variable warnings
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Originally committed as revision 4609 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-21 23:09:16 +00:00
cc884a3506
reducing minimum supported picture size
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Originally committed as revision 4535 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-21 22:17:41 +00:00
9cd8179818
#defines for strict_std_compliance and split between inofficial extensions and non standarized things
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Originally committed as revision 4205 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-08 20:15:42 +00:00
644a92626a
PIX_FMT_NONE and related fixes
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Originally committed as revision 4161 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-25 18:29:06 +00:00
66b32bf272
tighter snow slicing patch by (Yartrebo || yartrebo earthlink net)
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Originally committed as revision 4159 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-25 10:03:01 +00:00
160d679c07
Ministry of English Composition, reporting for duty (and the word is "skipped", not "skiped"; "skiped" would rhyme with "hyped")
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Originally committed as revision 4153 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-24 17:21:11 +00:00
8c2515bbb9
fix overflow in mc_block() patch by (Yartrebo )yartrebo earthlink net
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Originally committed as revision 4132 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-17 09:27:53 +00:00
b44985ba12
store the number of runs to avoid storing the last run value
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about 10% lower bitrate for -qscale 32 (forman & some music video)
worst case bitrate increase <0.1% (lossless or low qscale)
and now the bad news, even though this just adds a single subtraction and an if() into the medium sized unpack_coeffs() loop and the if() will only be false once per unpac_coeff() call, gcc produces 50% slower code, i didnt look at the generated asm yet, not sure if i want to ...
Originally committed as revision 4131 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-15 13:24:30 +00:00
2cd340438a
allow 2pass ratecontrol. also fixes psnr displayed by mencoder.
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Originally committed as revision 4130 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-15 05:54:47 +00:00
Michael Niedermayer
Loren Merritt
Robert Edele
Dieter
Diego Biurrun
François Revol
Aurelien Jacobs
Mike Melanson