On 09/10/14 17:50, Martin Storsjö wrote:
From: Michael Niedermayer <[email protected]>Previously we only wrote the edit list correctly if we had negative dts but pts == 0 (e.g. for video with B-frames). This makes sure that audio preroll for e.g. AAC is signaled correctly. --- libavformat/movenc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index 6c95b4b..ebdc75c 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -1628,6 +1628,11 @@ static int mov_write_edts_tag(AVIOContext *pb, MOVTrack *track) avio_wb32(pb, -1); } avio_wb32(pb, 0x00010000); + } else { + // FFMIN is needed due to rounding; dts might actually be a small + // positive integer, but rounded to 0 in MOV_TIMESCALE + start_ct = -FFMIN(track->cluster[0].dts, 0);
Looks strange. Let me have a look at the whole function. lu _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
