av_log(s->avctx, AV_LOG_ERROR, "error dc\n");
return AVERROR_INVALIDDATA;
}
- val = (val * quant_matrix[0] << Al) + s->last_dc[component];
+ val = (val * (quant_matrix[0] << Al)) + s->last_dc[component];
s->last_dc[component] = val;
block[0] = val;
return 0;
if (i >= se) {
if (i == se) {
j = s->scantable.permutated[se];
- block[j] = level * quant_matrix[j] << Al;
+ block[j] = level * (quant_matrix[j] << Al);
break;
}
av_log(s->avctx, AV_LOG_ERROR, "error count: %d\n", i);
return AVERROR_INVALIDDATA;
}
j = s->scantable.permutated[i];
- block[j] = level * quant_matrix[j] << Al;
+ block[j] = level * (quant_matrix[j] << Al);
} else {
if (run == 0xF) {// ZRL - skip 15 coefficients
i += 15;
ZERO_RUN;
j = s->scantable.permutated[i];
val--;
- block[j] = ((quant_matrix[j]^val) - val) << Al;
+ block[j] = ((quant_matrix[j] << Al) ^ val) - val;
if (i == se) {
if (i > *last_nnz)
*last_nnz = i;