static int ads_read_header(AVFormatContext *s)
{
- int align, codec, size;
+ int align, codec;
AVStream *st;
+ int64_t size;
st = avformat_new_stream(s, NULL);
if (!st)
st->codecpar->block_align = st->codecpar->channels * align;
avio_skip(s->pb, 12);
size = avio_rl32(s->pb);
- if (st->codecpar->codec_id == AV_CODEC_ID_ADPCM_PSX)
+ if (st->codecpar->codec_id == AV_CODEC_ID_ADPCM_PSX && size >= 0x40)
st->duration = (size - 0x40) / 16 / st->codecpar->channels * 28;
avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);