Falk Hüffner
8b313a4787
Move Alpha optimized IDCT to own file. Based on a patch by Måns
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Rullgård <mru@users.sourceforge.net>.
I've left out the idctCol2 part, because W4 has recently been decreed
to be 16383, and also I doubt it will give a noticeable speedup.
Originally committed as revision 1029 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-11 23:01:16 +00:00
Fabrice Bellard
652f019786
in fact IDCT248 needs to be normalized as I suspected
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Originally committed as revision 997 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-03 21:03:59 +00:00
Fabrice Bellard
9bf71516b1
first version of IDCT248 for DV decoding support
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Originally committed as revision 994 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-03 13:41:33 +00:00
Michael Niedermayer
b59f574753
10l (compilation if defined ARCH_ALPHA)
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Originally committed as revision 902 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-02 17:08:40 +00:00
Michael Niedermayer
86748dbc61
dct-test update
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test simple-idct and ijg int DCT too
do tests with random & sparse matrixes
print systematic error matrixes
Originally committed as revision 892 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-01 09:33:05 +00:00
Falk Hüffner
3155c994b6
Reintroduce lost idctSparseCol for Alpha. Sorry for adding even more
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code duplication, I'm currently working on the put/add variants, but I
did not get them to be as fast as the old method yet...
Originally committed as revision 703 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-24 21:17:22 +00:00
Fabrice Bellard
d36a246675
added inlined put/add functions
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Originally committed as revision 671 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-05 18:46:25 +00:00
Fabrice Bellard
412ba501b1
removed unused code - began to merge alpha specific stuff - added mac macros for suitable CPUs
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Originally committed as revision 667 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-05 14:25:06 +00:00
Felix Bünemann
bc45bca372
gcc 3.1 warning fix (patch by Felix Buenemann <atmosfear at users.sourceforge.net>)
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Originally committed as revision 650 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-02 16:06:41 +00:00
Zdenek Kabelac
cd4af68ad5
* started to cleanup name clashes for onetime compilation
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Originally committed as revision 617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-27 16:42:14 +00:00
Fabrice Bellard
ff4ec49e64
license/copyright change
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Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-25 22:45:33 +00:00
Fabrice Bellard
6000abfa89
removed useless header includes - use av memory functions
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Originally committed as revision 522 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-18 23:03:29 +00:00
Michael Niedermayer
ccf589a8fe
C4=16383 for the c version too and even for some outcommented code
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Originally committed as revision 433 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-02 13:35:33 +00:00
Nick Kurshev
c7997007be
Small simple idct improvement for Alpha by Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
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Originally committed as revision 276 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-21 17:46:42 +00:00
Nick Kurshev
1e98dffb7a
Alpha optimizations by Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
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Originally committed as revision 274 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-20 14:48:02 +00:00
Michael Niedermayer
4973971e37
(commit by michael)
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faster simple_idct in C
Originally committed as revision 265 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-14 04:39:59 +00:00
Arpi
37e8dcda36
new IDCT code by Michael Niedermayer (michaelni@gmx.at) - #define SIMPLE_IDCT to enable
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Originally committed as revision 235 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-12-09 12:39:54 +00:00
