Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
if (sign) predictor -= diff;
else predictor += diff;
if (sign) predictor -= diff;
else predictor += diff;
- c->predictor = av_clip(predictor, -2048, 2047);
+ c->predictor = av_clip_intp2(predictor, 11);
c->step_index = step_index;
return c->predictor << 4;
c->step_index = step_index;
return c->predictor << 4;
bias = -c->idelta / 2;
nibble = (nibble + bias) / c->idelta;
bias = -c->idelta / 2;
nibble = (nibble + bias) / c->idelta;
- nibble = av_clip(nibble, -8, 7) & 0x0F;
+ nibble = av_clip_intp2(nibble, 3) & 0x0F;
predictor += ((nibble & 0x08) ? (nibble - 0x10) : nibble) * c->idelta;
predictor += ((nibble & 0x08) ? (nibble - 0x10) : nibble) * c->idelta;