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avformat/dsfdec: set packet pts/duration/pos correctly

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This commit is contained in:
Paul B Mahol 2019-07-30 13:16:33 +02:00
parent ef73ccc2c4
commit 98f5cbcb7d
1 changed files with 15 additions and 2 deletions
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17
libavformat/dsfdec.c
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@ -130,6 +130,7 @@ static int dsf_read_header(AVFormatContext *s)
} }
st->codecpar->block_align *= st->codecpar->channels; st->codecpar->block_align *= st->codecpar->channels;
st->codecpar->bit_rate = st->codecpar->channels * st->codecpar->sample_rate * 8LL; st->codecpar->bit_rate = st->codecpar->channels * st->codecpar->sample_rate * 8LL;
avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
avio_skip(pb, 4); avio_skip(pb, 4);
/* data chunk */ /* data chunk */
@ -150,11 +151,11 @@ static int dsf_read_packet(AVFormatContext *s, AVPacket *pkt)
AVIOContext *pb = s->pb; AVIOContext *pb = s->pb;
AVStream *st = s->streams[0]; AVStream *st = s->streams[0];
int64_t pos = avio_tell(pb); int64_t pos = avio_tell(pb);
int ret;
if (pos >= dsf->data_end) if (pos >= dsf->data_end)
return AVERROR_EOF; return AVERROR_EOF;
pkt->stream_index = 0;
if (dsf->data_size > dsf->audio_size) { if (dsf->data_size > dsf->audio_size) {
int last_packet = pos == (dsf->data_end - st->codecpar->block_align); int last_packet = pos == (dsf->data_end - st->codecpar->block_align);
@ -180,10 +181,22 @@ static int dsf_read_packet(AVFormatContext *s, AVPacket *pkt)
avio_skip(pb, skip_size / st->codecpar->channels); avio_skip(pb, skip_size / st->codecpar->channels);
} }
pkt->pos = pos;
pkt->stream_index = 0;
pkt->pts = (pos - s->internal->data_offset) / st->codecpar->channels;
pkt->duration = packet_size / st->codecpar->channels;
return 0; return 0;
} }
} }
return av_get_packet(pb, pkt, FFMIN(dsf->data_end - pos, st->codecpar->block_align)); ret = av_get_packet(pb, pkt, FFMIN(dsf->data_end - pos, st->codecpar->block_align));
if (ret < 0)
return ret;
pkt->stream_index = 0;
pkt->pts = (pos - s->internal->data_offset) / st->codecpar->channels;
pkt->duration = st->codecpar->block_align / st->codecpar->channels;
return 0;
} }
AVInputFormat ff_dsf_demuxer = { AVInputFormat ff_dsf_demuxer = {