avcodec/ffwavesynth: Fix backward lcg_seek()

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2019-06-21 22:08:27 +02:00
parent 37708cbae8
commit cf2bd3ce79

View File

@ -122,7 +122,7 @@ static void lcg_seek(uint32_t *s, int64_t dt)
c = LCG_C;
} else { /* coefficients for a step backward */
a = LCG_AI;
c = (uint32_t)(LCG_AI * LCG_C);
c = (uint32_t)(-LCG_AI * LCG_C);
dt = -dt;
}
while (dt) {