LCG_C             112 libavcodec/ffwavesynth.c     *s = *s * LCG_A + LCG_C;
LCG_C             121 libavcodec/ffwavesynth.c     c = LCG_C;
LCG_C              47 libavfilter/vf_histeq.c #define LCG(x) (((x) * LCG_A + LCG_C) % LCG_M)