avformat/brstm: clip timestamp when seeking into acceptable range

This commit is contained in:
Paul B Mahol 2020-09-10 17:23:41 +02:00
parent 38be47017b
commit f4b84d89d1

View File

@ -446,7 +446,11 @@ static int read_seek(AVFormatContext *s, int stream_index,
BRSTMDemuxContext *b = s->priv_data;
int64_t ret = 0;
if (timestamp < 0)
timestamp = 0;
timestamp /= b->samples_per_block;
if (timestamp >= b->block_count)
timestamp = b->block_count - 1;
ret = avio_seek(s->pb, b->data_start + timestamp * b->block_size *
st->codecpar->channels, SEEK_SET);
if (ret < 0)