s->decode_flags = AV_RL16(edata_ptr+14);
channel_mask = AV_RL32(edata_ptr+2);
s->bits_per_sample = AV_RL16(edata_ptr);
+
+ if (s->bits_per_sample > 32 || s->bits_per_sample < 1) {
+ avpriv_request_sample(avctx, "bits per sample is %d", s->bits_per_sample);
+ return AVERROR_PATCHWELCOME;
+ }
+
/** dump the extradata */
for (i = 0; i < avctx->extradata_size; i++)
ff_dlog(avctx, "[%x] ", avctx->extradata[i]);
/** calculate subwoofer cutoff values */
for (i = 0; i < num_possible_block_sizes; i++) {
int block_size = s->samples_per_frame >> i;
- int cutoff = (440*block_size + 3 * (s->avctx->sample_rate >> 1) - 1)
+ int cutoff = (440*block_size + 3LL * (s->avctx->sample_rate >> 1) - 1)
/ s->avctx->sample_rate;
s->subwoofer_cutoffs[i] = av_clip(cutoff, 4, block_size);
}