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408 Commits

Author SHA1 Message Date
Aurelien Jacobs
407c50a024 move FLAC mmx dsp to its own file 
Originally committed as revision 11244 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-16 22:20:47 +00:00
Reimar Döffinger
15c57ced2f Add 'l' suffix where it is necessary because type can not always be 
inferred from arguments. Fixes compilation with Intel compiler

Originally committed as revision 11227 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-15 23:08:15 +00:00
Aurelien Jacobs
1b77e87756 add required include to make this file self-contained 
Originally committed as revision 11211 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-12 22:45:03 +00:00
Diego Biurrun
571bf37f6d typo/clarification 
Originally committed as revision 11201 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-11 18:47:04 +00:00
Diego Biurrun
56cc85a068 Misc spelling fixes, prefer American over British English. 
Originally committed as revision 11126 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-02 15:43:08 +00:00
Vitor Sessak
52b541ad79 spelling 
Originally committed as revision 11122 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-01 22:21:04 +00:00
Aurelien Jacobs
bb6cc730e5 remove some unused ff_p* vars from dsputil 
Originally committed as revision 11106 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:57:26 +00:00
Aurelien Jacobs
dbb5fdbdc8 remove useless #ifdef around extern declaration 
Originally committed as revision 11105 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:56:15 +00:00
Aurelien Jacobs
7c35b55111 cosmetics: indentation 
Originally committed as revision 11104 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:54:46 +00:00
Aurelien Jacobs
51ac88228a convert some #ifdef CONFIG_ to if(ENABLE_ 
Originally committed as revision 11103 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:54:18 +00:00
Aurelien Jacobs
5b67ce2afa build vc1dsp_mmx.c in its own compilation unit 
Originally committed as revision 11102 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:42:55 +00:00
Aurelien Jacobs
43de50659b use ff_ prefix for extern vars 
Originally committed as revision 11101 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:36:15 +00:00
Aurelien Jacobs
182f56cb0c make ff_p* vars extern so that they can be used in various *_mmx.c files 
Originally committed as revision 11100 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-27 22:23:34 +00:00
Christophe Gisquet
ac40ce4244 Typo fix. Previous version had some picture error building up until next keyframe. 
Now MMX version decodes 1:1 what the C version does
patch by Christophe GISQUET %christophe P gisquet A free P fr%

Originally committed as revision 11090 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-25 09:43:35 +00:00
Christophe Gisquet
d3a9c44e1d Strip debug stuff from vc1dsp_mmx.c, patch by Christophe GISQUET %hristophe P gisquet A free P fr% 
Original thread:
date: Nov 24, 2007 3:09 PM
subject: [FFmpeg-devel] [PATCH] Strip debug stuff from vc1dsp_mmx.c

Originally committed as revision 11088 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-24 14:34:25 +00:00
Christophe Gisquet
82821c913b add VC-1 MMX DSP functions, under MIT license. 
patch by Christophe GISQUET %christophe P gisquet A free P fr%
original thread:
date: Jul 7, 2007 12:52 PM
subject: [FFmpeg-devel] [PATCH] VC-1 MMX DSP functions

Originally committed as revision 11074 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-21 22:41:31 +00:00
Michael Niedermayer
02d361919a tring to workaround gcc 2.95 bug which causes random failures 
Originally committed as revision 11003 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-12 02:04:01 +00:00
Diego Biurrun
deb43f0bd8 Explain why there are no multiple inclusion guards in these header files. 
Originally committed as revision 10771 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-17 22:29:13 +00:00
Aurelien Jacobs
ab54bff20a Remove wrong multiple inclusion guards. 
Those files are really meant to be included several times.

Originally committed as revision 10766 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-17 11:19:42 +00:00
Diego Biurrun
5b21bdabe4 Add FFMPEG_ prefix to all multiple inclusion guards. 
Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-17 09:37:46 +00:00
Diego Biurrun
31b2c1446f Add missing multiple inclusion guards. 
Originally committed as revision 10763 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-17 09:31:06 +00:00
Shane
bdb273564c Fix intended order of operations for 4 assert() checks. 
Patch by Shane, gnome42 T gmail O com

Originally committed as revision 10711 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-11 22:18:38 +00:00
Loren Merritt
6810b93a81 sse2 version of compute_autocorr(). 
4x faster than c (somehow, even though doubles only allow 2x simd).
overal flac encoding: 15-50% faster on core2, 4-11% on k8, 3-13% on p4.

Originally committed as revision 10621 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-09-29 22:31:18 +00:00
Reimar Döffinger
eafa1c90e5 Replace complicated and currently broken manual alignment code by 
DECLARE_ALIGNED_16. Fixes crash in ff_snow_horizontal_compose97i_sse2

Originally committed as revision 10261 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-30 11:41:58 +00:00
Michael Niedermayer
267b9479ac typo 
Originally committed as revision 10250 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-27 10:39:31 +00:00
Ramiro Polla
7bcc1d5b66 CONFIG_7REGS has been renamed to HAVE_7REGS 
Originally committed as revision 10237 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 16:10:53 +00:00
Michael Niedermayer
90e9e94d0f workaround gcc bug, untested as my gcc is not complaining 
Originally committed as revision 10236 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 12:34:22 +00:00
Michael Niedermayer
cefa599953 optimize the first vertical lifting step, this also prevents another 
overflow, the last known possible overflow

Originally committed as revision 10234 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 11:16:23 +00:00
Michael Niedermayer
c90762766a optimize 1st horizontal lifting step 
Originally committed as revision 10231 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 08:31:55 +00:00
Michael Niedermayer
1104bf2b20 typo 
Originally committed as revision 10230 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 08:03:23 +00:00
Michael Niedermayer
8b5029295d get rid of totally senseless "m" + read in register we have enough 
registers to keep everything in registers

Originally committed as revision 10229 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 06:51:51 +00:00
Michael Niedermayer
bc1e78d896 simplify senselessly complex addressing 
Originally committed as revision 10228 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 02:02:14 +00:00
Michael Niedermayer
25bb359f73 cosmetics 
remove brain amputated mmx wrappers around sse2 macros
fix name of ..._sub macro to match ..._add naming

Originally committed as revision 10227 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 01:20:09 +00:00
Michael Niedermayer
629750290f avoid overflow in the 3rd lifting step, this now needs mmx2 at minimum 
(patch for plain mmx support is welcome ...)

Originally committed as revision 10226 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-26 01:11:02 +00:00
Michael Niedermayer
b696a4c91d avoid an overflow in the 1 horizontal lifting step 
Originally committed as revision 10225 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-25 19:04:33 +00:00
Michael Niedermayer
9caa1cccb9 prevent one overflow in the first vertical lifting step 
Originally committed as revision 10224 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-25 16:28:45 +00:00
Michael Niedermayer
3e0f7126b5 update mmx code to latest snow changes 
note, the code likely can overflow and thus needs some more changes
sse2 updated too but disabled as it is untested

Originally committed as revision 10223 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-25 15:20:56 +00:00
Michael Niedermayer
d593e32983 use 16bit IDWT (a SIMD implementation of it should be >2x faster then with 
the old 32bit code)
disable mmx/sse2 optimizations as they need a rewrite now

Originally committed as revision 10218 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-25 03:00:51 +00:00
Michael Niedermayer
ce611a27be Change rounding of the horizontal DWT to match the vertical one. 
This allows some simplifications and optimizations and should
not have any effect on quality.

Originally committed as revision 10172 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-21 16:29:40 +00:00
Michael Niedermayer
30cd3e66bd remove code which become unused by the previous changes 
Originally committed as revision 10166 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-21 00:05:30 +00:00
Michael Niedermayer
72dee89b5d Simplify and optimize the 4th vertical lifting step of the SSE2 code (untested) 
This also reduces the needed headroom in that step by 1 bit

Originally committed as revision 10165 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-21 00:03:18 +00:00
Michael Niedermayer
d0dae46a90 Simplify and optimize the 4th vertical lifting step of the MMX code 
This also reduces the needed headroom in that step by 1 bit

Originally committed as revision 10164 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-21 00:02:19 +00:00
Michael Niedermayer
1ffbbef217 Simplify and speedup code, reduce needed headroom by 2 bits in the 3rd 
vertical lifting step of the SSE2 code (untested)

Originally committed as revision 10163 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 23:59:20 +00:00
Michael Niedermayer
4bf1790421 simplify, speedup and reduce needed headroom by 2 bits in the 3rd 
vertical lifting step

Originally committed as revision 10162 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 23:54:49 +00:00
Michael Niedermayer
dd30437bbe replace <<1 by add for SSE2 (untested) 
Originally committed as revision 10161 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 23:11:05 +00:00
Michael Niedermayer
7e665a3943 replace <<1 by add 
Originally committed as revision 10160 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 23:09:39 +00:00
Michael Niedermayer
eee649d3b5 slightly change horizontal lift3 so it needs 1 bit less headroom 
Originally committed as revision 10159 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 23:02:59 +00:00
Michael Niedermayer
be3b22f9ca remove idiotc double subtraction from the sse2 code (untested, no sse2 here) 
Originally committed as revision 10158 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 22:41:47 +00:00
Michael Niedermayer
8510c519e7 fixme note 
Originally committed as revision 10157 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 22:34:42 +00:00
Michael Niedermayer
3a9f44d5d5 and of course the unneeded double subtractions were blindly put in the 
mmx code
this also makes the affected code 4% faster

Originally committed as revision 10156 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-20 22:29:21 +00:00