349d72870f
Make 1pass statistic collection in ffv1 put_symbol_inline() conditional to avoid slowdown when more statistic collection code is added.
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Originally committed as revision 25577 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-26 23:00:49 +00:00
fc3128c9d5
Increase ffv1 encoding speed from 65 to 80 fps by forcing some inlining.
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Originally committed as revision 25571 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-26 01:59:14 +00:00
e1f51b8821
Add quant_table_index to ffv1 PlaneContext and use it instead of duplicating the currents implementation of calculating it.
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Originally committed as revision 25570 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-26 01:59:03 +00:00
ce3716bf05
Move ffv1 state transition table sorting to its own function.
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Originally committed as revision 25563 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-24 16:55:42 +00:00
19591033f7
Fix the case with swaping states 127 and 129 in ffv1
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Originally committed as revision 25562 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-24 12:35:42 +00:00
98d2f7a47f
Optimize state transition table sorting in ffv1
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Originally committed as revision 25561 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-24 12:31:12 +00:00
bc29ae4a77
2 pass mode for ffv1 to optimally order the range coder states.
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Originally committed as revision 25560 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-24 12:31:09 +00:00
6019cd9ff2
Factorize state_transition init out.
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Originally committed as revision 25559 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-24 12:31:00 +00:00
c868524b9a
Replace 5 by named constant MAX_CONTEXT_INPUTS in ffv1.c
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Originally committed as revision 25529 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-19 17:26:27 +00:00
d721141f54
Move shared functions out of CONFIG_FFV1_ENCODER ifdef
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Originally committed as revision 25511 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-16 21:31:16 +00:00
d56839fc6d
Store slice position and size per keyframe in ffv1.2
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Originally committed as revision 25478 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-15 02:05:06 +00:00
1da7257739
Fix indention of ffv1.c after previous commits.
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Originally committed as revision 25477 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-14 22:10:50 +00:00
e42393d168
Store quant table index per plane and slice.
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Originally committed as revision 25476 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-14 22:03:41 +00:00
f08ed90d94
Assert that the context doesnt overflow in ffv1.
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Originally committed as revision 25475 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-14 22:03:38 +00:00
e2b2f8454c
Rectangular slice support for ffv1.2
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Originally committed as revision 25474 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-14 22:03:32 +00:00
c5ac275b2e
Allow storing multiple quant tables in extradata that can then be selected per keyframe in ffv1.
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Originally committed as revision 25439 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-10 21:04:45 +00:00
0f27aca7b3
Store global things in extradata for ffv1 ver=2.
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ver=2 is not set yet so this does not affect output.
Originally committed as revision 25438 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-10 21:04:41 +00:00
228adaab8d
Make sure version is not decreased for 16bit per sample colorspaces in ffv1.
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Originally committed as revision 25437 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-10 21:04:38 +00:00
4f22b3bbbf
Factorize quant table read and write code in ffv1.c
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Originally committed as revision 25436 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-10-10 21:04:34 +00:00
cbabccc367
ffv1: remove VLAs
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Originally committed as revision 23802 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-06-26 15:53:25 +00:00
741b5fd44a
Set an opaque alpha value when decoding rgba ffv1.
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Patch by Thad Ward coderjoe69¤yahoo°com
Originally committed as revision 23757 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-06-24 15:22:33 +00:00
ba87f0801d
Remove explicit filename from Doxygen @file commands.
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Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.
Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-04-20 14:45:34 +00:00
00bbc09309
Store range coder state transition table.
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Use a better table, 2% compression gain for foreman
Originally committed as revision 22763 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-04-01 18:51:08 +00:00
72415b2adb
Define AVMediaType enum, and use it instead of enum CodecType, which
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is deprecated and will be dropped at the next major bump.
Originally committed as revision 22735 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-30 23:30:55 +00:00
ef768b0c32
Disallow VLC coding with more than 8 bits as there are several bugs
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in that code that could lead to broken files.
AC coding is unaffected.
Originally committed as revision 22638 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-22 21:12:31 +00:00
5d7bc46c2d
Throw out last experimental warning that was printed for colorspaces with more than
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8 bits per component. This does no good except scaring users away.
Originally committed as revision 22633 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-22 15:04:11 +00:00
0e22d68834
Remove the word "experimental"
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Originally committed as revision 22629 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-22 14:26:17 +00:00
2ba8301769
Mark all pix_fmts and supported_framerates compound literals as const.
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Makes no difference for gcc but at least icc can put them in .rodata then.
Originally committed as revision 19789 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-09-06 16:09:21 +00:00
7c6208d4c0
Use "FFmpeg video codec #1 " instead of "FFmpeg codec #1 " as codec long name.
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patch by Lars Täuber, lars.taeuber gmx net
Originally committed as revision 19749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-08-30 21:19:37 +00:00
2fee538a16
Fix comments after switching from CABAC to range coder in r3658.
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Patch by Lars Täuber, lars D taeuber A gmx D net
Originally committed as revision 19720 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-08-26 21:25:43 +00:00
84c1b149b2
Fix typo.
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Originally committed as revision 19639 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-08-14 16:41:21 +00:00
f83c57735e
indent
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Originally committed as revision 18679 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-24 13:38:28 +00:00
68f8d33bec
Support >8bit per component YUV in FFV1.
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decoding becomes slower, encoding becomes faster, with gcc on duron.
some inlining overrides like av_flatten are added to keep inlining similar
to before.
Originally committed as revision 18674 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-24 04:10:32 +00:00
217d34e307
Force speed irrelevant calls to get/put_symbol() to be noinline.
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We need to change decode_line to always_inline because gcc decided not to inline
it anymore once we force some calls to get/put_symbol() to be non inlined and
this decision of gcc would lead to a 10% overall speed loss.
100k smaller object file, no speed change
Originally committed as revision 18673 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-24 01:50:09 +00:00
3788e661f1
Optimize sign handling in get_symbol().
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Originally committed as revision 18672 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-24 00:26:49 +00:00
223d996aaf
Fix a possibly exploitable buffer overflow.
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Originally committed as revision 18640 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-21 12:00:39 +00:00
6081c30b81
Remove 2 unneeded variables from common_init() found by CSA.
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Originally committed as revision 18560 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-17 14:59:04 +00:00
9106a698e7
Rename bitstream.h to get_bits.h.
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Originally committed as revision 18494 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-13 16:20:26 +00:00
b275500706
Split bitstream.h, put the bitstream writer stuff in the new file
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put_bits.h.
Originally committed as revision 18461 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-12 08:35:26 +00:00
7a00bbad21
Implement avcodec_decode_video2(), _audio3() and _subtitle2() which takes an
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AVPacket argument rather than a const uint8_t *buf + int buf_size. This allows
passing of packet-specific flags from demuxer to decoder, such as the keyframe
flag, which appears necessary to playback corePNG P-frames.
Patch by Thilo Borgmann thilo.borgmann googlemail com, see also the thread
"Google Summer of Code participation" on the mailinglist.
Originally committed as revision 18351 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-04-07 15:59:50 +00:00
bad5537e2c
Use full internal pathname in doxygen @file directives.
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Otherwise doxygen complains about ambiguous filenames when files exist
under the same name in different subdirectories.
Originally committed as revision 16912 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-02-01 02:00:19 +00:00
199436b952
moves mid_pred() into mathops.h (with arch specific code split by directory)
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Originally committed as revision 16681 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-01-18 22:57:40 +00:00
b250f9c66d
Change semantic of CONFIG_*, HAVE_* and ARCH_*.
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They are now always defined to either 0 or 1.
Originally committed as revision 16590 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-01-13 23:44:16 +00:00
f544a5fc84
Replace generic CONFIG_ENCODERS preprocessor conditionals by more specific
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CONFIG_FOO_ENCODER conditionals where appropriate.
Originally committed as revision 15174 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-09-03 12:33:21 +00:00
b3bf98aa56
move ff_log2_run to bitstream.c and reuse in ffv1.c
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Originally committed as revision 13989 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-06-26 16:39:21 +00:00
fe4bf37455
Make AVCodec long_names definition conditional depending on CONFIG_SMALL.
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Originally committed as revision 13759 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-06-12 21:50:13 +00:00
d1845b4c84
Fix compilation for buggy icc.
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Originally committed as revision 13273 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-24 07:19:12 +00:00
eacced45c4
Replace some occurrences of -1 with PIX_FMT_NONE.
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Fixes icc warning #188 : enumerated type mixed with another type
Originally committed as revision 13130 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-11 22:28:43 +00:00
038f846e41
Add long names to some AVCodec declarations.
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patch by Stefano Sabatini, stefano.sabatini-lala poste it
Originally committed as revision 13010 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-04-28 10:21:58 +00:00
98a6fff98c
Apply 'cold' attribute to init/uninit functions in libavcodec
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Originally committed as revision 12525 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-21 03:11:20 +00:00
fb2cf1bcf0
const
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Originally committed as revision 11724 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-01 04:14:04 +00:00
3caffb7d80
fix mem leak
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patch by Oliver Pfister: [oliver pfister gmx ch]
Originally committed as revision 9491 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 20:47:58 +00:00
e5a389a1b7
license header consistency cosmetics
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Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 10:40:25 +00:00
2029f312e8
Remove redundant #inclusion of common.h, avcodec.h already #includes it.
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Originally committed as revision 8967 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-10 09:00:44 +00:00
71e445fca3
Replace deprecated PIX_FMT names by the newer variants.
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Originally committed as revision 7867 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-07 01:48:09 +00:00
849f10351d
rename always_inline to av_always_inline and move to common.h
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Originally committed as revision 7256 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-08 00:35:08 +00:00
c26abfa541
Rename ABS macro to FFABS.
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Originally committed as revision 6666 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-11 23:17:58 +00:00
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
2006-10-07 15:30:46 +00:00
62bb489b13
add some #ifdef CONFIG_ENCODERS/DECODERS
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Originally committed as revision 6356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-27 19:54:07 +00:00
c3e462a8ca
set supported pixel formats for a few encoders (fixes crashes with grayscale)
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Originally committed as revision 6303 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-20 21:17:37 +00:00
0c2aaa882d
memory leak.
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Originally committed as revision 5331 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-28 23:16:42 +00:00
b548f2b91b
ffv1 and ffvhuff havnt changed since a long time and noone proposed any
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changes within 1 month after my warning so they are officially no longer
experimental and we will gurantee decodeability of files encoded with
the currenzt ffv1/ffvhuff in the future
Originally committed as revision 5288 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-14 10:37:40 +00:00
ee7388c934
fix segfault on broken streams
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Originally committed as revision 4966 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-09 09:38:03 +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
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
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
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
53513831da
-strict -1 comment fix
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Originally committed as revision 3976 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-02-24 16:39:03 +00:00
d6c80d3633
Fixed decoding of 410p ffv1 files patch by (Milan Cutka <cutka szm sk>)
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Originally committed as revision 3964 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-02-17 19:03:12 +00:00
934982c4ac
avoid buf_size == 0 checks in every decoder
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Originally committed as revision 3872 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-01-23 18:09:06 +00:00
0ecca7a49f
various security fixes and precautionary checks
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Originally committed as revision 3822 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-01-12 00:16:25 +00:00
caa336b4cc
common.c -> bitstream.c (and the single non bitstream func -> utils.c)
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common.h -> common.h/bitstream.h
Originally committed as revision 3777 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-12-29 17:50:25 +00:00
d34a07466f
switch ffv1 to the put/get_symbol() from snow
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Originally committed as revision 3659 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-10-31 12:22:00 +00:00
880eae9c50
switch ffv1 from CABAC to the range coder
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Originally committed as revision 3658 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-10-31 10:08:50 +00:00
a6c01275ad
get/set_sr_golomb() cleanup
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Originally committed as revision 3451 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-10 19:40:55 +00:00
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
2004-09-10 15:38:14 +00:00
4579adb00c
new signed golomb routines
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Originally committed as revision 3444 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-08 17:59:22 +00:00
fa2522d700
10l (segfault)
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Originally committed as revision 3375 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-08-03 01:07:19 +00:00
53db1cae1c
data_size = 0 cleanup
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Originally committed as revision 3146 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-21 14:37:16 +00:00
c172913a24
cleanup
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Originally committed as revision 3103 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-02 19:18:20 +00:00
eea8c08fa8
cleanup & memleak fix
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Originally committed as revision 3095 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-30 17:42:58 +00:00
e5017ab870
h264 - progressive I frame CABAC support patch by (Laurent Aimar <fenrir at via dot ecp dot fr>)
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Originally committed as revision 2932 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-26 19:35:53 +00:00
fe455f3328
get_bit_count -> put_bits_count
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Originally committed as revision 2752 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-02-06 15:27:31 +00:00
598401ceea
fix context=1
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remove always_inline, gcc fails to inline other more important inline functions otherwise ...
Originally committed as revision 2483 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-11-06 22:05:22 +00:00
9b87956678
av_log() patch by (Michel Bardiaux <mbardiaux at peaktime dot be>)
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Originally committed as revision 2469 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-11-03 13:26:22 +00:00
2cbb7820c9
ffv1 rgb support
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Originally committed as revision 2463 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-11-01 17:38:25 +00:00
dc7cb06ae0
gcc->C99 and warning fixes patch by (Dan Christiansen <danchr at daimi dot au dot dk>)
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Originally committed as revision 2399 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-19 21:05:41 +00:00
ed7debda14
removed the obsolete and unused parameters of init_put_bits
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Originally committed as revision 2366 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-12 21:25:00 +00:00
1df1df0b44
removed warnings
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Originally committed as revision 2246 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-09-09 22:50:44 +00:00
d9e6a6c629
golomb rice code cleanup / simplify (~0.5% compression gain and slightly faster)
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jpegls style golomb rice coder
Originally committed as revision 2040 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-07-13 11:06:45 +00:00
25bd2349ed
simpler
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Originally committed as revision 2039 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-07-12 22:15:11 +00:00
27fc5352d0
merge U and V statistics, 33% reduction in memory requirement, compression rate better for some files worse for others, worst compression rate loss 0.05%
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Originally committed as revision 2015 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-07-05 14:18:07 +00:00
d9ced4ca4b
cleanup / cosmetics
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Originally committed as revision 2001 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-07-02 16:50:20 +00:00
085565f71f
20% less memory needed for 8bit AC state (worst compression rate loss was 0.2%, all other files had <=0.1% loss)
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Originally committed as revision 2000 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-07-02 10:45:04 +00:00
2a250222e6
CONFIG_ENCODERS cleanup
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Originally committed as revision 1984 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-06-22 11:08:22 +00:00
11e659c203
golomb rice codes
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use gradients instead of prediction errors as context model
store independant quantization tables for each point
merge contexts with opposit sign
Originally committed as revision 1957 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-06-13 21:31:28 +00:00
c2f1b2cb71
reducing memory consumption (reducing number of contexts and other stuff, no noticeable loss in compression rate)
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Originally committed as revision 1942 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-06-09 23:55:16 +00:00
5e20f836b3
FFV1 codec (our very simple lossless intra only codec, compresses much better then huffyuv)
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Originally committed as revision 1939 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-06-09 02:24:51 +00:00
Michael Niedermayer
Måns Rullgård
Thad Ward
Diego Biurrun
Stefano Sabatini
Reimar Döffinger
Lars Täuber
Carl Eugen Hoyos
Thilo Borgmann
Aurelien Jacobs
Stefan Gehrer
Zuxy Meng
Oliver Pfister
Loren Merritt
Mike Melanson
Milan Cutka
Alex Beregszaszi
Laurent Aimar
Michel Bardiaux
Dan Christiansen
Fabrice Bellard