From: Jun Zhao <barryjz...@tencent.com> In fMP4 format, traf maybe have zero or more trun box, in this case, we just used tfdt as dts once. The sample layout like this:
[moof] size=8+1392 [mfhd] size=12+4 sequence number = 29 [traf] size=8+1368 [tfhd] size=12+16, flags=20038 track ID = 1 default sample duration = 512 default sample size = 40720 default sample flags = 0 [tfdt] size=12+8, version=1 base media decode time = 1873920 [trun] size=12+452, version=1, flags=e01 sample count = 37 data offset = 1408 [trun] size=12+452, version=1, flags=e01 sample count = 37 data offset = 292973 [trun] size=12+380, version=1, flags=e01 sample count = 31 data offset = 586457 Signed-off-by: Jun Zhao <barryjz...@tencent.com> --- libavformat/mov.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index 24de542..d47d491 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -4762,6 +4762,7 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom) dts = frag_stream_info->tfdt_dts - sc->time_offset; av_log(c->fc, AV_LOG_DEBUG, "found tfdt time %"PRId64 ", using it for dts\n", dts); + frag_stream_info->tfdt_dts = AV_NOPTS_VALUE; } else { dts = sc->track_end - sc->time_offset; av_log(c->fc, AV_LOG_DEBUG, "found track end time %"PRId64 -- 1.7.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".