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147 Commits

Author SHA1 Message Date
Diego Biurrun
0f26eec23e Disable unused code; fixes several gcc warnings: 
cabac.h:112: warning: ‘put_cabac_static’ defined but not used
cabac.h:158: warning: ‘put_cabac_terminate’ defined but not used
cabac.h:186: warning: ‘put_cabac_u’ defined but not used
cabac.h:221: warning: ‘put_cabac_ueg’ defined but not used
cabac.h:273: warning: ‘refill2’ defined but not used
cabac.h:811: warning: ‘get_cabac_u’ defined but not used
cabac.h:827: warning: ‘get_cabac_ueg’ defined but not used

Originally committed as revision 10713 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-12 08:43:23 +00:00
Diego Biurrun
b1ef3dfd2b 100l: Revert accidental commit, restore previous version. 
Originally committed as revision 10644 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-02 13:14:37 +00:00
Diego Biurrun
eee947487b Replace CONFIG_VORBIS_DECODER #ifdef by if (ENABLE_VORBIS_DECODER). 
Blessed by Luca Barbato on IRC.

Originally committed as revision 10642 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-02 12:34:43 +00:00
Diego Biurrun
1fe2d0fd1a cosmetics: typo 
Originally committed as revision 10507 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-09-16 16:23:34 +00:00
Ramiro Polla
c8f9ef613e CONFIG_7REGS -> HAVE_7REGS 
Originally committed as revision 10121 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-15 21:19:13 +00:00
Diego Biurrun
df3a80b50a cosmetics: misc typo fixes 
Originally committed as revision 9815 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-28 12:46:26 +00:00
Diego Biurrun
e5a389a1b7 license header consistency cosmetics 
Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-05 10:40:25 +00:00
Diego Biurrun
755bfeabcc misc spelling fixes 
Originally committed as revision 9289 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-06-12 09:29:25 +00:00
Carl Eugen Hoyos
154e30f6c2 rename attribute_unused to av_unused and moves its declaration to common.h 
patch by Carl Eugen Hoyos cehoyos chez ag or at
original thread: [FFmpeg-devel] [PATCH] attribute_unused -> av_unused
date: 05/29/2007 01:23 PM

Originally committed as revision 9155 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-30 09:32:25 +00:00
Aurelien Jacobs
26b4fe821c split h264.c to move parser in its own file 
Originally committed as revision 8985 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-10 22:26:44 +00:00
Diego Biurrun
5a6a6cc7dc Fix multiple "‘inline/static’ is not at beginning of declaration" warnings. 
Originally committed as revision 8894 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-05 12:18:14 +00:00
Diego Biurrun
e69364b700 Mark code parts that cannot work on AMD64 due to broken relocations as such. 
This allows building shared libraries on AMD64 again.
based on a patch by Diego 'Flameeyes' Pettenò and suggestions by Michael
original thread:
Date: Wed, 18 Apr 2007 11:26:12 +0200
Subject: [Ffmpeg-devel] [PATCH] (try 2) Build shared libraries on AMD64 again

Originally committed as revision 8849 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-04-27 09:32:31 +00:00
Diego Biurrun
784b7f77c8 10l: Rename missed occurrences of CONFIG_EBX_AVAILABLE to HAVE_EBX_AVAILABLE. 
Originally committed as revision 8821 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-04-26 00:32:31 +00:00
Diego Biurrun
f9be0cb800 Update preprocessor directive comments to take recent changes to this file 
into account.

Originally committed as revision 8731 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-04-14 09:59:57 +00:00
Panagiotis Issaris
449659919c Fix compilation when using the --disable-opts parameter. This to help those 
interested in using a debugger to debug FFmpeg.

Original thread:
Subject: [PATCH] Fix compilation when using --disable-opts
Date: 2007-03-15 16:58:35 GMT

Originally committed as revision 8549 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-03-29 14:20:30 +00:00
Aurelien Jacobs
f0b23422fa use av_noinline instead of __attribute((noinline)) 
Originally committed as revision 8091 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-02-23 10:23:45 +00:00
Måns Rullgård
7073e9fc69 rename CMOV_IS_FAST to HAVE_FAST_CMOV and simplify configure 
Originally committed as revision 7729 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-01-27 14:10:57 +00:00
Michael Niedermayer
3b6dc9ca6d replace a few hardcoded numbers with their correct named ones 
Originally committed as revision 7441 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-01-13 01:00:37 +00:00
Måns Rullgård
849f10351d rename always_inline to av_always_inline and move to common.h 
Originally committed as revision 7256 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-12-08 00:35:08 +00:00
Michael Niedermayer
c61b9d4473 PIC fix 
Originally committed as revision 7173 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-11-27 10:56:10 +00:00
Reimar Döffinger
d55f46e5a8 Reenable AMD64 optimizations for cabac accidentially disabled in r6852 
Originally committed as revision 6853 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-11-01 17:18:49 +00:00
Diego Biurrun
419b878494 Add ARCH_X86_32 as a new define for 32 bit x86 architectures and change 
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
Diego Biurrun
d5cd50ed73 Fix compilation with PIC enabled, BRANCHLESS_GET_CABAC is defined under 
!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
Reimar Döffinger
755073fe3c CABAC assembler optimizations ported to AMD64 
Originally committed as revision 6776 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-23 16:54:21 +00:00
Michael Niedermayer
e08f580644 decode_significance_8x8_x86() 
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
Guillaume Poirier
94e4c3a333 Protect code that uses CMOV instructions with HAVE_CMOV, 
Make configure set CMOV_IS_FAST on arches on which cmov has a low latency
(typically non-Netburst based processor)

Originally committed as revision 6749 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-20 17:53:19 +00:00
Michael Niedermayer
849a50041c another instruction less in decode_significance_x86() -> 1% faster ion P3 
Originally committed as revision 6745 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-20 10:00:28 +00:00
Michael Niedermayer
d3e7c5c35b 1 instruction less 
Originally committed as revision 6743 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-20 08:46:33 +00:00
Michael Niedermayer
a616db285a reordering instructions a little in decode_significance_x86() -> 2 instructions less / 1% faster decode_residual on P3 
Originally committed as revision 6741 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-20 00:51:04 +00:00
Michael Niedermayer
13404b2e98 factorize get_cabac asm (0.5% slower but its much cleaner) 
Originally committed as revision 6740 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-20 00:35:54 +00:00
Bernhard Rosenkränzer
ba9fb5da3a Fix PIC compilation, some defines were under #ifdef !PIC but used 
in the PIC case nevertheless.
patch by Bernhard Rosenkranzer, bero arklinux org

Originally committed as revision 6738 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-19 20:24:33 +00:00
Michael Niedermayer
d72bc32389 unused variable 
Originally committed as revision 6737 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-19 18:22:03 +00:00
Michael Niedermayer
ebd624b662 optimize sign decoding code in decode_residual() 
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
Jindřich Makovička
a0f2c6ba38 Kill a warning with MSVC 
Patch by Jindrich Makovicka makovick A gmail P com
Original thread:
Date: 08:21 AM
Subject Re: [Ffmpeg-devel] Weird line in cabac.h

Originally committed as revision 6726 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-18 09:37:25 +00:00
Michael Niedermayer
eb73bf723d x86 asm version of the decode significance loop (not 8x8) of decode_residual() 5% faster decode_residual() on P3 
Originally committed as revision 6724 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-17 22:18:29 +00:00
Michael Niedermayer
4041a495a8 cosmetic (%%eax->%0) 
Originally committed as revision 6717 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-17 09:38:37 +00:00
Diego Biurrun
8dda3e796b Fix crash with illegal instruction, cmov is available on 686 and later only. 
Originally committed as revision 6715 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-16 21:47:19 +00:00
Diego Biurrun
e962604f1c Expand some #endif comments. 
Originally committed as revision 6714 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-16 21:22:47 +00:00
Michael Niedermayer
165c5f0909 fix !CMOV_IS_FAST case (iam not really happy with the fix but i didnt come up with a better one quickly) 
Originally committed as revision 6707 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-16 11:11:20 +00:00
Michael Niedermayer
1d7c111856 10l 
Originally committed as revision 6704 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-15 21:04:10 +00:00
Michael Niedermayer
faff3a7ad0 this code will not work with PIC as it needs 7 registers and gcc doesnt support that in PIC 
Originally committed as revision 6703 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-15 20:50:05 +00:00
Michael Niedermayer
f24a515931 shift CABACContext.range right, this reduces the number of shifts needed in get_cabac() and is slightly faster on P3 (and should be much faster on P4 as the P4 except the more recent variants lacks an integer shifter and so shifts have ~10 times longer latency then simple operations like adds) 
Originally committed as revision 6702 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-15 20:40:50 +00:00
Michael Niedermayer
68a205edef dehack *ps_state indexing in the branchless decoder 
Originally committed as revision 6683 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-13 14:21:25 +00:00
Michael Niedermayer
12ff5b0f3b add "memory" to the clobber list we change memory so we need it, this also fixes some problems with gcc svn 
Originally committed as revision 6679 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-12 21:32:56 +00:00
Michael Niedermayer
851ded8918 prevent "mb level" get_cabac() calls from being inlined (3% faster decode_mb_cabac() on P3) 
Originally committed as revision 6674 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-12 14:49:19 +00:00
Guillaume Poirier
a0490b324a adds some useful comments after some of the #else, #elseif, 
#endif preprocessor directives to make it clearer which code
block depends on which #define xx

Originally committed as revision 6668 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-12 07:51:18 +00:00
Diego Biurrun
c26abfa541 Rename ABS macro to FFABS. 
Originally committed as revision 6666 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 23:17:58 +00:00
Michael Niedermayer
1f4d5e9f69 slightly faster on P3 slightly slower on athlon and probably faster on P4 
Originally committed as revision 6663 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 17:59:40 +00:00
Michael Niedermayer
2b5269b51c moving lps state transition code a little up in the branched asm code (1% faster on P3) 
Originally committed as revision 6658 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 16:39:50 +00:00
Michael Niedermayer
b99f3cabed write cabac low and range variables as early as possible to prevent stalls from reading them before they where written, the P4 is said to disslike that alot, on P3 its 2% faster (START/STOP_TIMER over decode_residual) 
Originally committed as revision 6657 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 16:11:41 +00:00
Michael Niedermayer
d17faef011 use ecx instead of cl (no speed change on P3 but might avoid partial register stalls on some cpus) 
Originally committed as revision 6656 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 15:20:08 +00:00
Michael Niedermayer
d61c4e731e make state transition tables global as they are constant and the code is slightly faster that way 
Originally committed as revision 6655 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 14:44:17 +00:00
Michael Niedermayer
5f3eca121e 10l 
Originally committed as revision 6654 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 13:25:29 +00:00
Michael Niedermayer
0fa352c7e6 make lps_range a global table its constant anyway (saves 1 addition for accessing it) 
Originally committed as revision 6653 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 13:21:42 +00:00
Michael Niedermayer
3650b43959 enable CMOV_IS_FAST as its faster or equal speed on every cpu (duron, athlon, PM, P3) from which ive seen benchmarks, it might be slower on P4 but noone has posted benchmarks ... 
Originally committed as revision 6652 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-11 12:23:40 +00:00
Diego Biurrun
0bc2e7f081 BRANCHLESS_CABAD --> BRANCHLESS_CABAC_DECODER 
Originally committed as revision 6623 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-10 08:16:41 +00:00
Michael Niedermayer
9ed92c65f1 moving another bit&1 out, this is as fast as with it in there, but it makes more sense with it outside of the loop 
Originally committed as revision 6618 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-10 06:56:51 +00:00
Michael Niedermayer
f1b37db48d move the &1 out of the asm so gcc can optimize it away in inlined cases (yes this is slightly faster) 
Originally committed as revision 6616 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-10 01:17:39 +00:00
Michael Niedermayer
ab0151d163 replace a few and/sub/... by cmov 
this is faster on P3, should be faster on AMD, and should be slower on P4
its disabled by default (benchmarks welcome so we know when to enable it)

Originally committed as revision 6615 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-10 01:08:39 +00:00
Michael Niedermayer
a6672acf45 reading 8bit mem into a 8bit register needs 2 uops on P4, 8bit->32bit with zero extension needs just 1 
Originally committed as revision 6612 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 21:57:10 +00:00
Michael Niedermayer
2d3df05ca0 on the P4 inc needs twice as much time a add 
Originally committed as revision 6611 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 21:39:07 +00:00
Michael Niedermayer
2ee9dc65be 10l 
Originally committed as revision 6610 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 21:21:10 +00:00
Michael Niedermayer
7822e1c1ff reverse remainder of the failed attempt to optimize *state=c->mps_state[s] 
Originally committed as revision 6609 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 21:14:16 +00:00
Michael Niedermayer
ef0090a998 x86 branchless cabac decoder 
slightly faster on P3

Originally committed as revision 6608 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 20:51:33 +00:00
Michael Niedermayer
2e1aee80f4 optimize branchless C CABAC decoder 
Originally committed as revision 6607 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 20:44:11 +00:00
Michael Niedermayer
1c2a417f6a move outcommented START/STOP_TIMER to a hopefully better place for benchmarking ... 
Originally committed as revision 6605 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 18:20:00 +00:00
Michael Niedermayer
30dc5f56ad drop failed attempt to optimize *state= c->mps_state[s]; 
Originally committed as revision 6604 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 15:52:17 +00:00
Michael Niedermayer
c56d23dacf 10l bugfix for some disabled code 
Originally committed as revision 6603 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 14:15:53 +00:00
Michael Niedermayer
f7d0b68361 first try of a handwritten get_cabac() for x86, this is 10-20% faster on P3 depening on if you try to subtract the START/STOP_TIMER overhead 
Originally committed as revision 6602 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 14:15:14 +00:00
Michael Niedermayer
5bbe2a5292 remove bytestream_end checks, seems to work fine without them and the bitstream reader doesnt check for the end either 
Originally committed as revision 6599 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 12:25:24 +00:00
Michael Niedermayer
c010d69a75 decrease ff_h264_norm_shift[] size 
Originally committed as revision 6596 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-09 00:59:42 +00:00
Michael Niedermayer
6ff042699f cleanup 
Originally committed as revision 6594 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-08 21:26:08 +00:00
Michael Niedermayer
260ceb6322 branchless renormalization (1% faster get_cabac) old branchless renormalization wasnt faster because gcc was scared of the shift variable (missusing bit variable now) 
Originally committed as revision 6587 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-08 13:20:22 +00:00
Michael Niedermayer
99ce10873d 5% faster get_cabac() 
Originally committed as revision 6586 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-08 11:24:37 +00:00
Michael Niedermayer
400d0f8e47 disable benchmarking code 
disable asm optims as the fastest depends on cpu type

Originally committed as revision 6582 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-07 22:37:34 +00:00
Michael Niedermayer
4310580db5 renorm_cabac_decoder_once START/STOP_TIMER scores for athlon 
Originally committed as revision 6581 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-07 22:34:32 +00:00
Michael Niedermayer
5659b509c7 refill cabac variables in 16bit steps, 3% faster get_cabac() 
Originally committed as revision 6578 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-07 15:44:14 +00:00
Diego Biurrun
b78e7197a8 Change license headers to say 'FFmpeg' instead of 'this program/this library' 
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
Michael Niedermayer
2ae7569dc8 () 10l 
Originally committed as revision 6576 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-07 12:41:55 +00:00
Michael Niedermayer
ec8f483ab5 several x86 renorm_cabac_decoder_once optimizations 
START/STOP_TIMER benchmarking code for them
please benchmark on P4 & athlon
(ill remove the benchmarking code and the always slower variants as soon as p4/athlon benchmarks have been posted or commited)

Originally committed as revision 6573 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-07 11:15:10 +00:00
Loren Merritt
938dd84693 don't try to inline cabac functions. gcc ignored the hint anyway, and forcing it would make h264 slower. 
Originally committed as revision 6549 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-10-04 07:16:10 +00:00
Loren Merritt
bfe328caf0 tweak cabac. 0.5% faster h264. 
Originally committed as revision 6106 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-08-27 09:19:02 +00:00
Loren Merritt
2848ce84d2 don't force asserts in release builds. 2% faster h264. 
Originally committed as revision 5332 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-04-29 00:43:15 +00:00
Diego Biurrun
5509bffa88 Update licensing information: The FSF changed postal address. 
Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2006-01-12 22:43:26 +00:00
Diego Biurrun
115329f160 COSMETICS: Remove all trailing whitespace. 
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-12-17 18:14:38 +00:00
Loren Merritt
6d1feb028f decode h264 end-of-slice flag 
Originally committed as revision 4316 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-05-29 18:18:13 +00:00
Måns Rullgård
88730be651 kill warnings patch by (Måns Rullgård <mru inprovide com>) 
Originally committed as revision 3977 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-02-24 19:08:50 +00:00
Michael Niedermayer
ec7eb8966c optimization 
Originally committed as revision 3639 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-10-26 03:12:21 +00:00
Michael Niedermayer
bba8334965 overread fix 
Originally committed as revision 3294 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-07-08 00:53:21 +00:00
Michael Niedermayer
e96682e6f4 some of the warning fixes by (Michael Roitzsch <mroi at users dot sourceforge dot net>) 
Originally committed as revision 3140 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-05-18 17:09:46 +00:00
Alex Beregszaszi
b46243ed1c get_bit_count -> put_bits_count 
Originally committed as revision 2753 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-06 17:51:58 +00:00
Michael Niedermayer
7408ad05cc 10l 
Originally committed as revision 1940 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-06-09 19:11:50 +00:00
Michael Niedermayer
5e20f836b3 FFV1 codec (our very simple lossless intra only codec, compresses much better then huffyuv) 
Originally committed as revision 1939 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-06-09 02:24:51 +00:00
Michael Niedermayer
8f8c0800f8 cleanup 
Originally committed as revision 1932 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-06-06 10:04:15 +00:00
Michael Niedermayer
61ccfcc009 (truncated) unary binerization 
unary k-th order exp golomb binarization

Originally committed as revision 1920 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-05-30 01:05:48 +00:00
Michael Niedermayer
d592f67fb6 CABAC 
note, this is just the CABAC (de)coder not complete h264-cabac support

Originally committed as revision 1915 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-05-28 18:44:52 +00:00
Roland Scheidegger
14e9ffc1e4 h264: use one table instead of several for cabac functions 
The reason is this is easier for PIC code (in particular on darwin...).
Keep the old names as pointers (static in cabac_functions.h so gcc
knows these are just immediate offsets) so the c code can nicely stay the same
(alternatively could use offsets directly in the functions needing the
tables). This should produce the same code as before with non-pic and better
code (confirmed) with pic.

The assembly uses the new table but still won't work for PIC case.

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
 2012-04-28 08:26:12 -07:00