Commit Graph

3 Commits

Author SHA1 Message Date
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