1000l typo my new PRNG converged to -1.

Originally committed as revision 14479 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago · f39e8b03c8
parent 310d442456
commit f39e8b03c8
1 changed files with 1 additions and 1 deletions
--- a/libavutil/lfg.h
+++ b/libavutil/lfg.h
@ -48,7 +48,7 @@ static inline unsigned int av_lfg_get(AVLFG *c){
 static inline unsigned int av_mlfg_get(AVLFG *c){
    unsigned int a= c->state[(c->index-55) & 63];
    unsigned int b= c->state[(c->index-24) & 63];
-    return c->state[c->index++ & 63] = a*b+a+b;
+    return c->state[c->index++ & 63] = 2*a*b+a+b;
 }

 #endif //FFMPEG_LFG_H