On Mon, Apr 13, 2015 at 04:11:41PM -0500, David Favor wrote: > David Favor wrote: > >The following command: > > > > ffmpeg -i clip.mts -c:v copy -c:a copy clip.mp4 (or clip.mov) > > > >seems to incorrectly write container values for fps + tbr which > >causes .mp4/.mov files to play with very odd jerky movements. > > > >imac> avinfo clip.mts > >clip.mts > > length: 00:01:00.03, start: 1.433367, bitrate: 24821 kb/s > > stream: #0:0[0x100]: Video: h264 (High) ([27][0][0][0] / > >0x001B), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 > >tbr, 90k tbn, 59.94 tbc > > stream: #0:1[0x101]: Audio: ac3 ([129][0][0][0] / 0x0081), > >48000 Hz, stereo, fltp, 256 kb/s > > > >imac> avinfo clip.mp4 > >clip.mp4 > > length: 00:01:00.04, start: 0.000000, bitrate: 22955 kb/s > > stream: #0:0(und): Video: h264 (High) (avc1 / 0x31637661), > >yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 22690 kb/s, 59.94 fps, > >59.94 tbr, 90k tbn, 59.94 tbc (default) > > stream: #0:1(und): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, > >stereo, fltp, 256 kb/s (default) > > > >Notice both fps + tbr have changed from 29.97 to 59.94 which seems > >the problem. > > > >Someone let me know if this is really a bug or if this has changed > >+ no longer works. > > > >Thanks. > > > >_______ > > > >ffmpeg run log... > > > >imac> ffmpeg -i clip.mts -c:v copy -c:a copy clip.mp4 > >ffmpeg version 2.6.2-2015-04-13-71430-g4d74c8d Copyright (c) > >2000-2015 the FFmpeg developers > > built with Apple LLVM version 6.0 (clang-600.0.57) (based on LLVM 3.5svn) > > configuration: --cc=/usr/bin/clang > >--prefix=/david-favor/osx-10.9.5 > >--mandir=/david-favor/osx-10.9.5/share/man --enable-gpl > >--enable-yasm --arch=x86_64 --enable-version3 --enable-pthreads > >--enable-shared --disable-static --disable-debug > >--extra-cflags='-pipe -I/david-favor/osx-10.9.5/include > >-I/opt/local/include -I/usr/local/include -I/usr/include' > >--extra-ldflags='-Wl,-rpath,/david-favor/osx-10.9.5/lib > >-Wl,-rpath,/opt/local/lib -Wl,-rpath,/usr/local/lib > >-Wl,-rpath,/usr/lib -L/david-favor/osx-10.9.5/lib -L/opt/local/lib > >-L/usr/local/lib -L/usr/lib' --enable-ffplay --enable-ffprobe > >--enable-ffserver --enable-indev=qtkit --enable-indev=avfoundation > >--enable-runtime-cpudetect --enable-nonfree --enable-zlib > >--enable-bzlib --enable-openssl --enable-gnutls --enable-swscale > >--enable-avfilter --enable-avresample --enable-postproc > >--enable-vda --enable-libfribidi --enable-libmp3lame > >--enable-libfaac --enable-libfdk_aac --enable-libvpx > >--enable-libtheora --enable-libvorbis --enable-libxvid > >--enable-libopus --enable-libopenjpeg --enable-libschroedinger > >--enable-libspeex --enable-libbluray --enable-libx264 > >--enable-libx265 --enable-postproc --enable-frei0r > >--enable-libopencv --enable-libopencore-amrnb --enable-fontconfig > >--enable-libfreetype --enable-libmodplug --enable-libass > > libavutil 54. 22.101 / 54. 22.101 > > libavcodec 56. 34.100 / 56. 34.100 > > libavformat 56. 30.100 / 56. 30.100 > > libavdevice 56. 4.100 / 56. 4.100 > > libavfilter 5. 14.100 / 5. 14.100 > > libavresample 2. 1. 0 / 2. 1. 0 > > libswscale 3. 1.101 / 3. 1.101 > > libswresample 1. 1.100 / 1. 1.100 > > libpostproc 53. 3.100 / 53. 3.100 > >Input #0, mpegts, from 'clip.mts': > > Duration: 00:01:00.03, start: 1.433367, bitrate: 24821 kb/s > > Program 1 > > Metadata: > > service_name : Service01 > > service_provider: FFmpeg > > Stream #0:0[0x100]: Video: h264 (High) ([27][0][0][0] / > >0x001B), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 > >tbr, 90k tbn, 59.94 tbc > > Stream #0:1[0x101]: Audio: ac3 ([129][0][0][0] / 0x0081), > >48000 Hz, stereo, fltp, 256 kb/s > >File 'clip.mp4' already exists. Overwrite ? [y/N] y > >[mp4 @ 0x7f8d5e81dc00] Codec for stream 0 does not use global > >headers but container format requires global headers > >[mp4 @ 0x7f8d5e81dc00] Codec for stream 1 does not use global > >headers but container format requires global headers > >[mp4 @ 0x7f8d5e81dc00] track 1: codec frame size is not set > >Output #0, mp4, to 'clip.mp4': > > Metadata: > > encoder : Lavf56.30.100 > > Stream #0:0: Video: h264 ([33][0][0][0] / 0x0021), yuv420p, > >1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 29.97 fps, 29.97 tbr, 90k > >tbn, 90k tbc > > Stream #0:1: Audio: ac3 ([165][0][0][0] / 0x00A5), 48000 Hz, > >stereo, 256 kb/s > >Stream mapping: > > Stream #0:0 -> #0:0 (copy) > > Stream #0:1 -> #0:1 (copy) > >Press [q] to stop, [?] for help > >[mp4 @ 0x7f8d5e81dc00] pts has no value > > Last message repeated 392 times > >[mp4 @ 0x7f8d5e81dc00] pts has no value1kB time=00:00:13.12 > >bitrate=23053.4kbits/s > > Last message repeated 308 times > >[mp4 @ 0x7f8d5e81dc00] pts has no value65kB time=00:00:23.42 > >bitrate=22964.7kbits/s > > Last message repeated 279 times > >[mp4 @ 0x7f8d5e81dc00] pts has no value11kB time=00:00:32.76 > >bitrate=22977.7kbits/s > > Last message repeated 222 times > >[mp4 @ 0x7f8d5e81dc00] pts has no value29kB time=00:00:40.19 > >bitrate=22976.6kbits/s > > Last message repeated 311 times > >[mp4 @ 0x7f8d5e81dc00] pts has no value63kB time=00:00:50.62 > >bitrate=22972.5kbits/s > > Last message repeated 279 times > >[mp4 @ 0x7f8d5e81dc00] pts has no value52kB time=00:00:59.96 > >bitrate=22956.9kbits/s > >[mp4 @ 0x7f8d5e81dc00] pts has no value > >frame= 3599 fps=1190 q=-1.0 Lsize= 168254kB time=00:01:00.00 > >bitrate=22972.3kbits/s > >video:166308kB audio:1875kB subtitle:0kB other streams:0kB global > >headers:0kB muxing overhead: 0.042559% > >_______________________________________________ > >ffmpeg-devel mailing list > >ffmpeg-devel@ffmpeg.org > >http://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > Work around to escape jittery playback. > > ffmpeg -fflags +genpts -i clip.mts -c:v copy -c:a copy clip.mp4
yes, if there are missing pts in the input (thats allowed generally in mpegts) then genpts may be needed for stream copy [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The educated differ from the uneducated as much as the living from the dead. -- Aristotle
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