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avformat/utils: increase detected start_time with skip_samples

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint
2016-02-20 22:39:07 +01:00
parent 48a96383fa
commit 25f707694c
4 changed files with 46 additions and 40 deletions
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10
libavformat/utils.c
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@@ -997,16 +997,22 @@ static void update_initial_timestamps(AVFormatContext *s, int stream_index,
if (is_relative(pktl_it->pkt.dts))
pktl_it->pkt.dts += shift;
if (st->start_time == AV_NOPTS_VALUE && pktl_it->pkt.pts != AV_NOPTS_VALUE)
if (st->start_time == AV_NOPTS_VALUE && pktl_it->pkt.pts != AV_NOPTS_VALUE) {
st->start_time = pktl_it->pkt.pts;
if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && st->codec->sample_rate)
st->start_time += av_rescale_q(st->skip_samples, (AVRational){1, st->codec->sample_rate}, st->time_base);
}
}
if (has_decode_delay_been_guessed(st)) {
update_dts_from_pts(s, stream_index, pktl);
}
if (st->start_time == AV_NOPTS_VALUE)
if (st->start_time == AV_NOPTS_VALUE) {
st->start_time = pts;
if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && st->codec->sample_rate)
st->start_time += av_rescale_q(st->skip_samples, (AVRational){1, st->codec->sample_rate}, st->time_base);
}
}
static void update_initial_durations(AVFormatContext *s, AVStream *st,