diff options
| -rw-r--r-- | libavformat/matroskaenc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c index 60ea64657b..c139339634 100644 --- a/libavformat/matroskaenc.c +++ b/libavformat/matroskaenc.c @@ -772,8 +772,10 @@ static int mkv_write_tracks(AVFormatContext *s) switch (codec->codec_type) { case AVMEDIA_TYPE_VIDEO: put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_VIDEO); - if(st->avg_frame_rate.num && st->avg_frame_rate.den && 1.0/av_q2d(st->avg_frame_rate) > av_q2d(codec->time_base)) - put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, 1E9/av_q2d(st->avg_frame_rate)); + + if( st->avg_frame_rate.num > 0 && st->avg_frame_rate.den > 0 + && 1.0/av_q2d(st->avg_frame_rate) > av_q2d(codec->time_base)) + put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, 1E9 / av_q2d(st->avg_frame_rate)); else put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, av_q2d(codec->time_base)*1E9); |