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mp4enc: dont store cts in trun if they are unneeded. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-12-13 02:55:37 +01:00
parent 41c2bbaac6
commit 4a6855343f
1 changed files with 4 additions and 1 deletions
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5
libavformat/movenc.c
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@ -1447,7 +1447,10 @@ static int mov_write_trun_tag(AVIOContext *pb, MOVTrack *track)
int tr_flags=0; int tr_flags=0;
int i; int i;
tr_flags |= 0xF00; //FIXME tr_flags |= 0x700; //FIXME
for(i=track->cluster_write_index; i<track->entry; i++){
if(track->cluster[i].cts) tr_flags |= 0x800;
}
avio_wb32(pb, 0); avio_wb32(pb, 0);
ffio_wfourcc(pb, "trun"); ffio_wfourcc(pb, "trun");