8d6947bc7d
factorize fill_rectangle()
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remove more silly ref_count checks
use list_count where appropriate
Originally committed as revision 8000 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-16 21:50:37 +00:00
3425501d3b
replace list<2 checks by list<list_count
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remove silly ref_count<0 and ref_count==0 checks its impossible for this variable to have such a value
Originally committed as revision 7999 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-16 21:42:01 +00:00
187696fa72
fix 2nd ref_count check
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add list_count
Originally committed as revision 7998 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-16 21:34:21 +00:00
0565c64834
fix ref_count check
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Originally committed as revision 7997 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-16 21:29:15 +00:00
65a0f3fd47
factorize mv_cache and mvd_cache init
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Originally committed as revision 7996 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-16 21:27:59 +00:00
43ff071456
simplify
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Originally committed as revision 7995 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-16 21:25:22 +00:00
6ff9b4226b
always decode extradata when of non-avc stream (like RTSP)
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Patch by Francois Oligny-Lemieux % eucloid A gmail P com %
Original thread:
Date: Feb 9, 2007 12:00 AM
Subject: [Ffmpeg-devel] h264.c patch, always decoding extradata when on non avc stream
Originally committed as revision 7904 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-09 22:25:29 +00:00
08eb8fcdbf
fix segfault with darkkben.free.fr/corrupted_h264.mp4
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Originally committed as revision 7671 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 19:32:26 +00:00
2f29af3952
flame
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Originally committed as revision 7664 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 13:42:09 +00:00
6f9ca74bec
check num_reorder_frames for validity
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increase delayed_pic buffer size (one temporary is used and a terminating NULL is assumed by most code so it has to be 18 large)
Originally committed as revision 7663 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 13:36:56 +00:00
9170e34537
adding assert to protect delayed_pic
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Originally committed as revision 7661 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-23 12:45:57 +00:00
88e7a4d18c
checking bitstream values and other related changes
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some of these might have been exploitable
Originally committed as revision 7591 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-20 13:50:00 +00:00
fead30d444
rename BE/LE_8/16/32 to AV_RL/B_8/16/32
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Originally committed as revision 7587 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 22:12:59 +00:00
50eaa857c0
remove useless cast that makes code unreadable
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Originally committed as revision 7586 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 12:41:56 +00:00
ac658be5db
harden h264 decoding to prevent some crashes when input data is corrupted.
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Patch by Frank %eucloid A gmail P com%
date: Jan 18, 2007 6:48 PM
subject: Re: [Ffmpeg-devel] h264, protection against corrupted data (second try patch)
AND
date: Jan 17, 2007 8:22 PM
subject: [Ffmpeg-devel] h264, protection against corrupted data
this also fixes a possible security issue (the sps and pps ids where not checked,
then used as index into an array of sps/pps structs which was then filled with data from the bitstream)
Originally committed as revision 7585 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-19 09:37:04 +00:00
b18e5c031c
Avoid calling decode_slice when context_initialized is not set.
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Avoids a crash due to dsp.clear_blocks being NULL when called.
Originally committed as revision 7547 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-16 17:46:26 +00:00
6de062957b
fix 16 CABAC_BIT * 10l bug introduced in r6578
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Originally committed as revision 7440 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-13 00:56:43 +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
acd8d10ffb
Making rem6 and div6 globally visible and thus adding prefixes.
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Originally committed as revision 7245 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-07 09:59:05 +00:00
14e95e2c92
Removing unused code
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Originally committed as revision 7244 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-07 09:47:29 +00:00
a074f143dd
Export symbols of several H.264 intra prediction functions
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Originally committed as revision 7232 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-06 08:17:43 +00:00
a083f53c45
fix crash when decoding a truncated H264 slice
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patch by Alexander Chemeris % ipse P ffmpeg A gmail.com %
Original thread:
date: Dec 5, 2006 7:26 PM
subject: [Ffmpeg-devel] [PATCH] Fix crush when truncated slice passed to H.264 decoder
Originally committed as revision 7229 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-05 22:18:19 +00:00
3ee5c5b739
Removing unused code
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Originally committed as revision 7228 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-05 22:05:09 +00:00
550e66cb59
Change NAL unit type defines to an enum and move to a header file for usage
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in other code.
Originally committed as revision 7226 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-05 21:52:15 +00:00
55fde95e3b
rename cropTbl -> ff_cropTbl
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Originally committed as revision 6992 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-12 20:08:09 +00:00
c2212338e8
Remove the H264Context parameter from decode_init_vlc() as it is not being used.
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Originally committed as revision 6955 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-09 16:40:33 +00:00
65342b2b4a
merge clip() into the alpha/beta/tc0 tables (10% faster filter_mb_fast() on P3)
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Originally committed as revision 6863 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-01 19:34:30 +00:00
d55f46e5a8
Reenable AMD64 optimizations for cabac accidentially disabled in r6852
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Originally committed as revision 6853 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-01 17:18:49 +00:00
419b878494
Add ARCH_X86_32 as a new define for 32 bit x86 architectures and change
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the semantics of ARCH_X86 to mean both 32 and 64 bits.
Originally committed as revision 6852 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-01 17:01:33 +00:00
d5cd50ed73
Fix compilation with PIC enabled, BRANCHLESS_GET_CABAC is defined under
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!PIC but gets used without a check for !PIC.
Originally committed as revision 6834 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-29 13:14:37 +00:00
e08f580644
decode_significance_8x8_x86()
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8% faster decode_cabac_residual() (8x8 case only) on P3
Originally committed as revision 6750 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-20 21:34:02 +00:00
f624f029f0
slightly faster decode_cabac_mb_mvd()
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Originally committed as revision 6735 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-19 14:54:34 +00:00
aa1da263aa
1 variable less in decode_cabac_residual() no speed change (but less vars means less things gcc can load and store redundantly)
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Originally committed as revision 6734 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-19 10:33:56 +00:00
ebd624b662
optimize sign decoding code in decode_residual()
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x86 is 4% faster on P3
C sign stuff + x86 code for everything else is also faster then before (sorry forgot to test pure C)
... and if i replace the second occurance of the sign decoding in decode_residual by the asm too then everything gets slower iam starting to think that it might be best to write the whole function in asm, playing this avoid random deoptimizations game with gcc is not fun at all
Originally committed as revision 6732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-19 01:19:03 +00:00
30865e2aa1
copy cabac context onto the stack for the c code in decode_cabac_residual() (15% faster on P3 but still slower then the current asm)
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Originally committed as revision 6725 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-17 23:59:21 +00:00
eb73bf723d
x86 asm version of the decode significance loop (not 8x8) of decode_residual() 5% faster decode_residual() on P3
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Originally committed as revision 6724 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-17 22:18:29 +00:00
b566bd65e2
simplify escape decoding
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Originally committed as revision 6685 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-13 16:19:15 +00:00
de1013e1ca
10l int vs uint8_t
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Originally committed as revision 6675 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-12 18:41:29 +00:00
851ded8918
prevent "mb level" get_cabac() calls from being inlined (3% faster decode_mb_cabac() on P3)
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Originally committed as revision 6674 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-12 14:49:19 +00:00
1f6049f515
int->uint8_t for 2 tables
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Originally committed as revision 6673 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-12 12:27:02 +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
a957c27b03
more prefetches, 2% faster h264
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Originally committed as revision 6664 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-11 21:34:15 +00:00
d61c4e731e
make state transition tables global as they are constant and the code is slightly faster that way
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Originally committed as revision 6655 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-11 14:44:17 +00:00
0fa352c7e6
make lps_range a global table its constant anyway (saves 1 addition for accessing it)
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Originally committed as revision 6653 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-11 13:21:42 +00:00
7822e1c1ff
reverse remainder of the failed attempt to optimize *state=c->mps_state[s]
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Originally committed as revision 6609 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-09 21:14:16 +00:00
1c2a417f6a
move outcommented START/STOP_TIMER to a hopefully better place for benchmarking ...
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Originally committed as revision 6605 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-09 18:20:00 +00:00
99ce10873d
5% faster get_cabac()
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Originally committed as revision 6586 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-08 11:24:37 +00:00
e16c407a81
output typo fixes
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Originally committed as revision 6585 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-08 10:11:58 +00:00
5659b509c7
refill cabac variables in 16bit steps, 3% faster get_cabac()
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Originally committed as revision 6578 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-07 15:44:14 +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
e6e77eb6fa
simplify write_back_motion for skip mbs
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Originally committed as revision 6548 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-04 07:08:26 +00:00
2833fc4646
approximate qpel functions: sacrifice some quality for some decoding speed. enabled on B-frames with -lavdopts fast.
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Originally committed as revision 6412 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-01 21:25:17 +00:00
191e8ca752
fix some signedness warnings
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Originally committed as revision 6355 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-27 19:47:39 +00:00
776fe466b2
slightly faster deblock
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Originally committed as revision 6121 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-29 03:07:58 +00:00
3e20143ee7
mmx implementation of deblocking strength decision.
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2-3% faster h264.
Originally committed as revision 6113 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-28 09:33:01 +00:00
ae08a5631e
10l in r5768 (broke mbaff)
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Originally committed as revision 5831 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-27 20:37:21 +00:00
717b173366
slightly faster h264 fill_caches()
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Originally committed as revision 5768 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-16 18:55:18 +00:00
af9e7d1810
--enable/disable parsers. Warning: some combinations are broken.
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Originally committed as revision 5691 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 12:02:15 +00:00
784036e404
simplify intra prediction mode decoding
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Originally committed as revision 5612 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-04 17:06:43 +00:00
91c58c944f
fill_mbaff_ref_list is missing a return statement, its return value
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is ignored, and it can't possibly fail, so make it void
Originally committed as revision 5566 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-01 17:33:48 +00:00
c4da83fb0f
h264: accept rbsp_trailing longer than 1 byte
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Originally committed as revision 5467 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-12 09:30:17 +00:00
b3aaa7bea6
typo me thinks ...
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Originally committed as revision 5421 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-29 16:39:40 +00:00
5d18eaad13
h264: MBAFF interlaced decoding
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Originally committed as revision 5419 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-28 22:44:14 +00:00
67a8208695
h264: faster fill_rectangle()
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Originally committed as revision 5418 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-28 22:28:08 +00:00
2d661e073e
cosmetics (initalize variables where they are used)
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Originally committed as revision 5356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-10 11:05:03 +00:00
11b681687d
decoders should (IMHO) not duplicate frames, the application can do this if it wants
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Originally committed as revision 5355 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-10 10:57:27 +00:00
09786209e6
reinit quant matrices if pps is overwritten by another of the same pps_id.
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Originally committed as revision 5346 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-05 18:08:01 +00:00
89ddb72aa1
warn on interlaced streams
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Originally committed as revision 5337 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-30 19:31:45 +00:00
2848ce84d2
don't force asserts in release builds. 2% faster h264.
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Originally committed as revision 5332 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-29 00:43:15 +00:00
2ea392529a
10l in 1.199 (write_back_motion with B-pyramid + spatial)
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Originally committed as revision 5215 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-25 09:46:43 +00:00
513fbd8e5a
prefetch pixels for future motion compensation. 2-5% faster h264.
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Originally committed as revision 5203 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-23 20:16:36 +00:00
53b19144e7
1.5x faster write_back_motion, 1-3% overall
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Originally committed as revision 5198 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-22 12:41:02 +00:00
4cb8574dc8
fixing coverity warnig CID: 253 (reading over the end of the aspect_ratio array for illegal aspect ratios)
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Originally committed as revision 5163 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-13 23:46:47 +00:00
bf4665eeec
Alignment fixes, caused problems on SPARC.
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patch by "David S. Miller" davem <<at>> davemloft <<dot>> net
Originally committed as revision 5130 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-09 08:05:45 +00:00
267f7edcd1
(f)printf --> av_log conversion
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taken from a patch by Steve L'Homme
Originally committed as revision 5127 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-08 11:43:10 +00:00
548a1c8a35
h264_idct8_add_mmx
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Originally committed as revision 5123 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-07 22:45:56 +00:00
9e4cc776da
keyframe flag was wrong if SEIs followed the keyframe
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Originally committed as revision 5107 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-04 03:57:33 +00:00
1bd8624697
kill some warnings
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Originally committed as revision 5063 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-25 22:41:31 +00:00
285b570fd2
fix a memory leak on seeking.
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Originally committed as revision 5062 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-25 22:15:24 +00:00
85ed1022b3
minor simplifications in cabac_mb_type
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Originally committed as revision 5048 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-22 05:59:44 +00:00
db8a64cba0
don't arbitrarily limit delta_qp
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Originally committed as revision 5026 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-16 01:16:12 +00:00
8b03135958
fix some crashes on negative nalsize.
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Originally committed as revision 5022 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-14 05:40:53 +00:00
171c407621
fix some crashes when missing frames
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Originally committed as revision 5019 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-13 18:13:13 +00:00
ef9d1d1575
h264: special case dc-only idct. ~1% faster overall
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Originally committed as revision 4971 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-10 06:55:25 +00:00
c0234aa44c
slightly faster loopfilter
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Originally committed as revision 4958 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-08 07:04:32 +00:00
68b51e58ce
MSVC-compatible __align8/__align16 declaration
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patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr
Originally committed as revision 4942 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-05 13:35:17 +00:00
b5bba45905
Fix silly typos.
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Originally committed as revision 4915 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-31 00:17:13 +00:00
1b47fafd9f
make some functions static (patch by Dieter < freebsd at sopwith.solgatos.com >)
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Originally committed as revision 4905 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-28 16:05:06 +00:00
f038fe8b4a
warning fixes by Luca Abeni, lucabe72 ##@## email ##.## it
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Originally committed as revision 4898 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-25 22:10:13 +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
950c2790a2
interpret H264 VUI timing info correctly
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work around bug in x264 build < 44
Originally committed as revision 4866 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-19 00:19:15 +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
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
70abb40759
tweak inlines.
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Originally committed as revision 4834 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-09 03:15:53 +00:00
ab2e3e2c80
fix asymmetric CQMs with pre-transposed DCT.
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Originally committed as revision 4799 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-31 14:14:38 +00:00
f23af3d825
CQM: fix fallback to JVT scaling lists
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Originally committed as revision 4798 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-31 13:20:24 +00:00
11d86c979c
direct mvs in B_8x8 mbs were set too early.
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Originally committed as revision 4797 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-31 11:31:53 +00:00
f1f17e54ea
fix direct_8x8_inference_flag with 4x4 mvs.
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Originally committed as revision 4796 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-31 10:11:37 +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
Michael Niedermayer
Francois Oligny-Lemieux
Alex Beregszaszi
Guillaume Poirier
Reimar Döffinger
Måns Rullgård
Panagiotis Issaris
Alexander Chemeris
Diego Biurrun
Loren Merritt
David S. Miller
Steve L'Homme
Dieter