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avformat/moflex: make seeking more useful

This commit is contained in:
Paul B Mahol 2020-09-10 22:36:48 +02:00
parent bd7d832e84
commit cd67bf2a28
1 changed files with 18 additions and 1 deletions
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19
libavformat/moflex.c
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@ -327,7 +327,13 @@ static int moflex_read_packet(AVFormatContext *s, AVPacket *pkt)
av_packet_move_ref(pkt, packet);
pkt->pos = m->pos;
pkt->stream_index = stream_index;
pkt->flags |= AV_PKT_FLAG_KEY;
if (s->streams[stream_index]->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
pkt->duration = 1;
if (pkt->data[0] & 0x80)
pkt->flags |= AV_PKT_FLAG_KEY;
} else {
pkt->flags |= AV_PKT_FLAG_KEY;
}
return ret;
}
}
@ -341,6 +347,16 @@ static int moflex_read_packet(AVFormatContext *s, AVPacket *pkt)
return AVERROR_EOF;
}
static int moflex_read_seek(AVFormatContext *s, int stream_index,
int64_t pts, int flags)
{
MOFLEXDemuxContext *m = s->priv_data;
m->in_block = 0;
return -1;
}
static int moflex_read_close(AVFormatContext *s)
{
for (int i = 0; i < s->nb_streams; i++) {
@ -360,6 +376,7 @@ AVInputFormat ff_moflex_demuxer = {
.read_probe = moflex_probe,
.read_header = moflex_read_header,
.read_packet = moflex_read_packet,
.read_seek = moflex_read_seek,
.read_close = moflex_read_close,
.extensions = "moflex",
.flags = AVFMT_GENERIC_INDEX,