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movenc: Write the unknown duration as 64 bit fields in ismv

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This is required for the files to play back properly in
windows media player.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö
2012-02-17 14:40:24 +02:00
parent 99a357f4c5
commit 5302633919
1 changed files with 6 additions and 0 deletions
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6
libavformat/movenc.c
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@@ -1305,6 +1305,9 @@ static int mov_write_mdhd_tag(AVIOContext *pb, MOVTrack *track)
{ {
int version = track->track_duration < INT32_MAX ? 0 : 1; int version = track->track_duration < INT32_MAX ? 0 : 1;
if (track->mode == MODE_ISM)
version = 1;
(version == 1) ? avio_wb32(pb, 44) : avio_wb32(pb, 32); /* size */ (version == 1) ? avio_wb32(pb, 44) : avio_wb32(pb, 32); /* size */
ffio_wfourcc(pb, "mdhd"); ffio_wfourcc(pb, "mdhd");
avio_w8(pb, version); avio_w8(pb, version);
@@ -1351,6 +1354,9 @@ static int mov_write_tkhd_tag(AVIOContext *pb, MOVTrack *track, AVStream *st)
track->timescale, AV_ROUND_UP); track->timescale, AV_ROUND_UP);
int version = duration < INT32_MAX ? 0 : 1; int version = duration < INT32_MAX ? 0 : 1;
if (track->mode == MODE_ISM)
version = 1;
(version == 1) ? avio_wb32(pb, 104) : avio_wb32(pb, 92); /* size */ (version == 1) ? avio_wb32(pb, 104) : avio_wb32(pb, 92); /* size */
ffio_wfourcc(pb, "tkhd"); ffio_wfourcc(pb, "tkhd");
avio_w8(pb, version); avio_w8(pb, version);