diff options
| -rw-r--r-- | libavformat/cafdec.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c index abde78d56c..5d214de41e 100644 --- a/libavformat/cafdec.c +++ b/libavformat/cafdec.c @@ -358,7 +358,7 @@ static int read_seek(AVFormatContext *s, int stream_index, { AVStream *st = s->streams[0]; CaffContext *caf = s->priv_data; - int64_t pos; + int64_t pos, packet_cnt, frame_cnt; timestamp = FFMAX(timestamp, 0); @@ -367,17 +367,22 @@ static int read_seek(AVFormatContext *s, int stream_index, pos = caf->bytes_per_packet * timestamp / caf->frames_per_packet; if (caf->data_size > 0) pos = FFMIN(pos, caf->data_size); - caf->packet_cnt = pos / caf->bytes_per_packet; - caf->frame_cnt = caf->frames_per_packet * caf->packet_cnt; + packet_cnt = pos / caf->bytes_per_packet; + frame_cnt = caf->frames_per_packet * packet_cnt; } else if (st->nb_index_entries) { - caf->packet_cnt = av_index_search_timestamp(st, timestamp, flags); - caf->frame_cnt = st->index_entries[caf->packet_cnt].timestamp; - pos = st->index_entries[caf->packet_cnt].pos; + packet_cnt = av_index_search_timestamp(st, timestamp, flags); + frame_cnt = st->index_entries[packet_cnt].timestamp; + pos = st->index_entries[packet_cnt].pos; } else { return -1; } - avio_seek(s->pb, pos + caf->data_start, SEEK_SET); + if (avio_seek(s->pb, pos + caf->data_start, SEEK_SET) < 0) + return -1; + + caf->packet_cnt = packet_cnt; + caf->frame_cnt = frame_cnt; + return 0; } |