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movenc: Calculate fps for tmcd without intermediate step.

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Fixes part of Ticket2045

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-01-17 18:51:49 +01:00
parent bee044d7c2
commit 9362f31b55
1 changed files with 1 additions and 1 deletions
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libavformat/movenc.c
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@ -1147,7 +1147,7 @@ static int mov_write_tmcd_tag(AVIOContext *pb, MOVTrack *track)
{ {
int64_t pos = avio_tell(pb); int64_t pos = avio_tell(pb);
int frame_duration = av_rescale(track->timescale, track->enc->time_base.num, track->enc->time_base.den); int frame_duration = av_rescale(track->timescale, track->enc->time_base.num, track->enc->time_base.den);
int nb_frames = (track->timescale + frame_duration/2) / frame_duration; int nb_frames = 1.0/av_q2d(track->enc->time_base) + 0.5;
avio_wb32(pb, 0); /* size */ avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "tmcd"); /* Data format */ ffio_wfourcc(pb, "tmcd"); /* Data format */