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47 Commits

Author SHA1 Message Date
Diego Biurrun
55b9ef18e4 cabac: split cabac.h into declarations and function definitions 
This fixes standalone compilation of some decoders with --disable-optimizations.
cabac.h defines some inline functions that use symbols from cabac.c.  Without
optimizations these inline functions are not eliminated and linking fails with
references to non-existing symbols.

Splitting the inline functions off into their own header and only #including
it in the places where the inline functions are used allows #including cabac.h
from anywhere without ill effects.
 2012-01-12 23:08:23 +01:00
Diego Biurrun
0a60780c7f cabac: Mark ff_h264_mps_state array as static, it is only used within cabac.c. 2012-01-12 22:57:42 +01:00
Diego Biurrun
64d779f2f7 cabac: Remove ff_h264_lps_state array. 
It was only ever used in the cabac test program, but never initialized.
 2012-01-12 22:54:24 +01:00
Diego Biurrun
1ef8ff4534 cabac: remove put_cabac_u/ueg from cabac-test. 
The functions are not used in any part of Libav, therefore testing them in the
cabac-test is unnecessary. Since this makes them unused, remove the functions.
 2012-01-09 14:10:41 +01:00
Diego Biurrun
badb195d13 cabac: Move code only used within the CABAC test program into the test program. 2012-01-07 22:13:14 +01:00
Diego Biurrun
9dec55748c cabac: drop unused and disabled get_cabac_u() / get_cabac_ueg() functions 2012-01-04 01:09:54 +01:00
Diego Biurrun
e451c26c5f cabac: drop unused STRICT_LIMITS code branch 2012-01-04 01:09:53 +01:00
Diego Biurrun
fd065d3e79 cabac: Move code only used in the cabac test program to cabac.c. 2011-07-17 12:56:42 +02:00
Diego Biurrun
356be9307c Remove unused structs and tables. 2011-07-16 01:08:31 +02:00
Mans Rullgard
8fcc0e7978 cabac: remove BRANCHLESS_CABAC_DECODER switch 
The code does not compile without this set.

Signed-off-by: Mans Rullgard <mans@mansr.com>
 2011-06-20 22:36:29 +01:00
Mans Rullgard
2912e87a6c Replace FFmpeg with Libav in licence headers 
Signed-off-by: Mans Rullgard <mans@mansr.com>
 2011-03-19 13:33:20 +00:00
Diego Biurrun
ba87f0801d Remove explicit filename from Doxygen @file commands. 
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
Stefano Sabatini
9106a698e7 Rename bitstream.h to get_bits.h. 
Originally committed as revision 18494 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2009-04-13 16:20:26 +00:00
Diego Biurrun
64bde1974b cosmetics: Rename prn variable to prng (Pseudo Random Number Generator). 
Originally committed as revision 18422 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2009-04-10 17:23:38 +00:00
Diego Biurrun
294eaa2643 Replace random() usage in test programs by av_lfg_*(). 
Originally committed as revision 18070 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2009-03-20 11:48:27 +00:00
Diego Biurrun
bad5537e2c Use full internal pathname in doxygen @file directives. 
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
Diego Biurrun
245976da2a Use full path for #includes from another directory. 
Originally committed as revision 13098 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-05-09 11:56:36 +00:00
Diego Biurrun
07ad12ecdd Fix test program compilation: Add missing #include and update the call 
of ff_init_cabac_states() to account for API changes.

Originally committed as revision 11602 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-01-23 10:23:24 +00:00
Diego Biurrun
07e4e3ea8b Consistently use TEST as the preprocessor condition to enable test code. 
Originally committed as revision 11581 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-01-20 23:53:51 +00:00
Diego Biurrun
f8a80fd69d main() --> main(void) 
Originally committed as revision 11079 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-23 00:52:56 +00:00
Panagiotis Issaris
d04d5bcd0e Fix the self tests which are contained in some codecs and are using random(). 
Originally committed as revision 9755 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-19 08:47:07 +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
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
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
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
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
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
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
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
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
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
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
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
Michael Niedermayer
6041c21749 fixing selftest 
Originally committed as revision 3820 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-01-11 03:18:08 +00:00
Michael Niedermayer
caa336b4cc common.c -> bitstream.c (and the single non bitstream func -> utils.c) 
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
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
Laurent Aimar
e5017ab870 h264 - progressive I frame CABAC support patch by (Laurent Aimar <fenrir at via dot ecp dot fr>) 
Originally committed as revision 2932 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-26 19:35:53 +00:00
Alex Beregszaszi
ed7debda14 removed the obsolete and unused parameters of init_put_bits 
Originally committed as revision 2366 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-12 21:25:00 +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