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5 Commits

Author SHA1 Message Date
Måns Rullgård
f4d80ecb22 lfg: add missing includes 
Originally committed as revision 24154 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2010-07-10 00:40:55 +00:00
Måns Rullgård
2ed6f39944 Replace many includes of libavutil/common.h with what is actually needed 
This reduces the number of false dependencies on header files and
speeds up compilation.

Originally committed as revision 22407 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2010-03-09 17:39:19 +00:00
Stefano Sabatini
3ba69a15c6 Implement av_bmg_next(), a Box-Muller Gaussian random generator. 
See the thread:
"[FFmpeg-devel] [PATCH] Box-Muller gaussian generator".

Originally committed as revision 20808 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2009-12-12 16:24:37 +00:00
Diego Biurrun
0e4cb6cbad Fix reference to av_random where av_lfg_get was meant. 
Originally committed as revision 18112 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2009-03-21 16:14:21 +00:00
Michael Niedermayer
2754fe8ba5 Simple lagged fibonacci PRNG. 
3.5 times faster than our mersene twister.
10 times less memory needed. (=less cache trashing)

Originally committed as revision 14458 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-28 15:35:04 +00:00