I have try to make fate again and it still works, I do not know why it breaks fate-binsub-movtextenc on your side My steps are： 1、./configure 2、make fate If I'm wrong, what should I do？
At 2019-11-08 02:21:16, "Michael Niedermayer" <mich...@niedermayer.cc> wrote: >On Thu, Nov 07, 2019 at 05:55:18PM +0800, manuelyuan wrote: >> From: Mengyang Yuan <manuely...@163.com> >> >> In this case, the input video is of dynamic frame rate and we don't want to >> duplicate or drop frames, but the output video duration calculated by DTS is >> incorrect, I solved it by using PTS. >> There are many UGC videos with dynamic frame rates, which are represented by >> PTS jumps. After transcoding with ffmpeg -vsync 0 or -vsync 2, the output >> video duration becomes longer.By reading the code of x264/encoder/encoder.c, >> I found that in order to predict the B frame, x264 needs to ensure that there >> are enough reference frames when DTS = 0, so the DTS of these reference >> frames >> will subtract the cache time. However, the cache time includes the part of >> PTS >> jumps, which results in the abnormal small DTS. >> >> Signed-off-by: Mengyang Yuan <manuely...@163.com> >> --- >> libavformat/movenc.c | 23 ++++++++++++++--------- >> libavformat/movenc.h | 2 ++ >> tests/ref/fate/movenc | 20 ++++++++++---------- >> tests/ref/lavf/mov | 4 ++-- >> tests/ref/lavf/mp4 | 4 ++-- >> 5 files changed, 30 insertions(+), 23 deletions(-) > >breaks fate-binsub-movtextenc >... > >[mp4 @ 0x29327c0] Estimating the duration of the last packet in a fragment, >consider setting the duration field in AVPacket instead. >size= 1kB time=00:00:05.85 bitrate= 1.3kbits/s speed=6.03e+04x >video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing >overhead: 1809.803955% >make: *** [fate-binsub-movtextenc] Error 1 > >[...] >-- >Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB > >Any man who breaks a law that conscience tells him is unjust and willingly >accepts the penalty by staying in jail in order to arouse the conscience of >the community on the injustice of the law is at that moment expressing the >very highest respect for law. - Martin Luther King Jr _______________________________________________ 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".
