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lavf/movenc: Write total number of tracks as part of metadata.

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Fixes ticket #2157.
This commit is contained in:
Carl Eugen Hoyos 2013-08-01 16:20:58 +02:00
parent 9408d990c4
commit bb7f71d9b6
1 changed files with 5 additions and 1 deletions
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6
libavformat/movenc.c
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@ -2022,6 +2022,10 @@ static int mov_write_trkn_tag(AVIOContext *pb, MOVMuxContext *mov,
AVDictionaryEntry *t = av_dict_get(s->metadata, "track", NULL, 0);
int size = 0, track = t ? atoi(t->value) : 0;
if (track) {
int tracks = 0;
char *slash = strchr(t->value, '/');
if (slash)
tracks = atoi(slash + 1);
avio_wb32(pb, 32); /* size */
ffio_wfourcc(pb, "trkn");
avio_wb32(pb, 24); /* size */
@ -2030,7 +2034,7 @@ static int mov_write_trkn_tag(AVIOContext *pb, MOVMuxContext *mov,
avio_wb32(pb, 0);
avio_wb16(pb, 0); // empty
avio_wb16(pb, track); // track number
avio_wb16(pb, 0); // total track number
avio_wb16(pb, tracks); // total track number
avio_wb16(pb, 0); // empty
size = 32;
}