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movenc: fix assert failure caused by rounding. 

Fixes Ticket1820

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-22 20:38:51 +01:00
parent 32cd3a7c16
commit 66b45d8f7a
1 changed files with 2 additions and 2 deletions
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4
libavformat/movenc.c
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@ -1721,8 +1721,8 @@ static int mov_write_edts_tag(AVIOContext *pb, MOVTrack *track)
}
avio_wb32(pb, 0x00010000);
} else {
av_assert0(track->cluster[0].dts <= 0);
start_ct = -track->cluster[0].dts;
av_assert0(av_rescale_rnd(track->cluster[0].dts, MOV_TIMESCALE, track->timescale, AV_ROUND_DOWN) <= 0);
start_ct = -FFMIN(track->cluster[0].dts, 0); //FFMIN needed due to rounding
duration += delay;
}