Michael Niedermayer
843342efb7
100l (sad8x8_x2 had params in wrong order)
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Originally committed as revision 1299 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Francisco Javier Cabello Torres
7ca413b44a
via c3 fix patch by (Francisco Javier Cabello Torres <fjcabello at visual-tools dot com>)
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Originally committed as revision 1285 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Francisco Javier Cabello Torres
57fc257642
via c3 detection patch by (Francisco Javier Cabello Torres <fjcabello at visual-tools dot com>)
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Originally committed as revision 1275 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
11f18fafca
huffyuv
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Originally committed as revision 1211 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Zdenek Kabelac
85bd552606
* using DSPContext - so each codec could use its local (sub)set of CPU extension
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* fixing compiler warning about uninit level
Originally committed as revision 1196 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Zdenek Kabelac
ec7e0bf0fd
* using DSPContext - so each codec could use its local (sub)set of CPU extension
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* I think IDCT needs some better generic solution
Originally committed as revision 1195 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Zdenek Kabelac
eb4b3dd3c3
* using DSPContext - so each codec could use its local (sub)set of CPU extension
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Originally committed as revision 1194 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
3d71589f27
cleanup
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Originally committed as revision 1171 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Fabrice Bellard
bb6f569072
new generic FFT/MDCT code for audio codecs
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Originally committed as revision 1088 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
50eb9cbc44
idct_permutation_type variable, so the permutation type can quickly be identified
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Originally committed as revision 1071 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
2ad1516a6c
idct permutation cleanup, idct can be selected per context now
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fixing some threadunsafe code
Originally committed as revision 980 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
084c726ba3
pix_sum16_mmx()
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Originally committed as revision 961 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Arpi
3f09f52adf
fdct_mmx -> ff_fdct_mmx (renamed to avoid namespace conflict with xvid)
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[found by Kim Minh Kaplan]
Originally committed as revision 960 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
b318477992
put/avg_pixels16
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fixing 2 small qpel bugs
Originally committed as revision 915 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago
Michael Niedermayer
1a684b3d53
fixing encoding at high QPs (was broken after the dct accuracy increase due to too small inverse table)
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Originally committed as revision 901 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
ad324c9351
dct cleanup
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more accurate mmx dct (dont discard bits for fun)
fixing mmx quantizer bug for qscale%2==1 (bias was slightly wrong)
Originally committed as revision 895 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Lennert Buytenhek
1565dabc1a
be less verbose patch by (Lennert Buytenhek <buytenh at math dot leidenuniv dot nl>)
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Originally committed as revision 889 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
e7fce5e9fb
bitexact hack for the simple mmx idct
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Originally committed as revision 886 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
28db7fce02
slow but accurate integer dct from IJG (should be ok with the LGPL as the old DCT is the fast integer DCT from IJG)
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per context DCT selection
Originally committed as revision 878 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Dominik Mierzejewski
0778718635
warning patch by (Dominik Mierzejewski <dominik at rangers dot eu dot org>)
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Originally committed as revision 872 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
9f36153415
dont trash mm0, its still used in the next iteration of the loop (fixes strange horizontal lines on some blocks in b frames on mmx only cpus)
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Originally committed as revision 855 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
87f8cab45b
mpeg4 mpeg quantizer encoding
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Originally committed as revision 844 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
4afeaec92f
pix_abs mmx2 isnt bit-exact ...
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Originally committed as revision 781 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
39825f315f
* reimplemented remaing avg_ pixel functions
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* modified PAVGB mmx macro to select mmx register with FE constant
Originally committed as revision 657 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
d3cd07425a
* implemented remaing avg_ pixel functions (these are not used offen)
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Originally committed as revision 656 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
fca0f0e59f
* removed MANGLE from macros for setting constants
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* using MOVQ_WONE/MOVQ_BFE as two instruction instead of static memory value access
as its always faster
* PAVGB_MMX macro is using now mm6 -> mm7 is unmodified
* replaced original pixels_xy2_mmx with new faster and equal implementation
* replaced usage of mm7 for other then ZERO contstant in _rnd & _avg file with mm6
Originally committed as revision 632 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
ff9657069a
* using unrolled loops seems to help to MMX Celerons
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* calculating average in parallel to use two MMX units
* disabled xy2 put code - it's producing rouding errors
Originally committed as revision 626 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
6aa6ea8e11
* reenabled original xy2 put routine - rounding error is really bad with
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the new code
* added PAVGP macros for parallel processing to safe few more cycles on
celerons
Originally committed as revision 625 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
91abb473fb
* code with new PAVGB for MMX only CPU splited into separate file
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and being compiled in the same way as _avg.h
* PAVG_MMX macros accept also output parameter
* implemented faster put_pixels_xy2, but it has slightly smaller precission.
But there is not visible difference in the image quality - might be eventualy
easily switched back (#if 0 #endif)- please check
Originally committed as revision 624 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
def60345ad
* new mmx code - based upon http://aggregate.org/MAGIC
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for now it's rather sneak preview (new functions are nearly 100% faster)
Originally committed as revision 623 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
541027e26a
* cosmetic minor change
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Originally committed as revision 622 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
d17b6f0bbb
* optimized remaing avg_pixels_xy2
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Originally committed as revision 621 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
e9c0a38ff0
* optimized avg_* functions (except xy2)
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* minor speedup for put_pixels_x2 & cleanup
Originally committed as revision 619 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
c0eb0bb717
* more PIC friendly and faster code
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Originally committed as revision 616 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
5f6230016a
* removed TESTCPU_MAIN - not needed for testing
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Originally committed as revision 615 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
e5f3d22d35
* undefine local defines when they are no longer needed
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Originally committed as revision 612 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
30eb039652
* avoids double inclusion of this header
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(how about making all headers in ffmpeg working this way ?)
Originally committed as revision 609 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
ff4ec49e64
license/copyright change
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Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
52af45ad77
* baling 8 seems to have the same speed
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Originally committed as revision 575 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
fbdedc1704
* always baling even though it seems to produce sometime worse
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results then for -fPIC compilation - don't ask me why...
Originally committed as revision 573 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
31ddcf9851
* cleanup for put_pixels_mmx
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Originally committed as revision 572 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
ec9a41f57d
* somewhat more advanced test suit for dsp code - for now i386 only
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cd test ; make dsptest ; ./dsptest
Originally committed as revision 568 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
6efad6fd85
* align the source initialy address
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Originally committed as revision 567 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
2bd978bdb8
* fixed contrains and avoid usage of scale index access
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Originally committed as revision 566 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
dcb9cd4b81
* added simple test main - see comments about how to
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compile - should be probably made as a regression test
Originally committed as revision 565 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Michael Niedermayer
ba0420d83e
using 1 operand less and slightly faster put_pixels_y2
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Originally committed as revision 564 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Zdenek Kabelac
a213d66486
* fix for -fPIC compilation - compiles with 2.95.2 as well - any
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other compiler shows any problem here ??
Originally committed as revision 563 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
4f12a4976a
removed unused code
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Originally committed as revision 543 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
61a4e8ae3b
removed debug function
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Originally committed as revision 519 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago
Fabrice Bellard
9241551049
tried to avoid gcc 2.95.2 bug by puting explicit register constraints - added comment about rounding bug in some functions (need to correct or suppress them for regression tests)
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Originally committed as revision 515 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago