Поэксперементировал с этими видео, удалось сделать так, чтобы склеило нормально, но при этом я сначала выполнил как бы обрезку, но от начала до конца, вот так:
ffmpeg -ss 00:00:00 -i 1.mov -vcodec copy -acodec copy out1.mov
потом второе видео аналогично
ffmpeg -ss 00:00:00 -i 2.mov -vcodec copy -acodec copy out2.mov
Потом склеил как писал в первом посте, а потом еще добавил out1.mov и out2.mov к общему куску и уже не выдавало эту ошибку -
Non-monotonous DTS in output stream 0:0
Получается что каким-то образом видео нормализуется при первом прогоне через ffmpeg.
mencoder не склеил файлы, выдал
Audio format 0x4134504d is incompatible with '-oac copy', please try '-oac pcm' instead or use '-fafmttag' to override it.
Подставил -oac pcm, тоже не захотел соединять
mencoder -oac pcm -ovc copy 1.mov 2.mov -o out.avi
MEncoder 1.1-4.8 (C) 2000-2012 MPlayer Team
success: format: 0 data: 0x0 - 0x11d00000
libavformat version 54.20.4 (external)
Mismatching header version 54.20.3
libavformat file format detected.
[lavf] stream 0: video (h264), -vid 0
[lavf] stream 1: audio (aac), -aid 0, -alang eng
VIDEO: [H264] 1920x1080 24bpp -nan fps 7859.1 kbps (959.4 kbyte/s)
[V] filefmt:44 fourcc:0x34363248 size:1920x1080 fps: -nan ftime:= -nan
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
libavcodec version 54.35.0 (external)
AUDIO: 44100 Hz, 1 ch, floatle, 64.9 kbit/4.60% (ratio: 8111->176400)
Selected audio codec: [ffaac] afm: ffmpeg (FFmpeg AAC (MPEG-2/MPEG-4 Audio))
==========================================================================
videocodec: framecopy (1920x1080 24bpp fourcc=34363248)
Pos: -nans 2802f (31%) 0.00fps Trem: 0min 0mb A-V: -nan [0:0]
Too many audio packets in the buffer: (4096 in 771063 bytes).
Maybe you are playing a non-interleaved stream/file or the codec failed?
For AVI files, try to force non-interleaved mode with the -ni option.
Pos: -nans 2803f (31%) 0.00fps Trem: 0min 0mb A-V: -nan [0:0]
Too many audio packets in the buffer: (4096 in 771063 bytes).
Maybe you are playing a non-interleaved stream/file or the codec failed?
For AVI files, try to force non-interleaved mode with the -ni option.
success: format: 0 data: 0x0 - 0x11b20000
libavformat file format detected.
[lavf] stream 0: video (h264), -vid 0
[lavf] stream 1: audio (aac), -aid 0, -alang eng
VIDEO: [H264] 1920x1080 24bpp -nan fps 7859.3 kbps (959.4 kbyte/s)
[V] filefmt:44 fourcc:0x34363248 size:1920x1080 fps: -nan ftime:= -nan
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
AUDIO: 44100 Hz, 1 ch, floatle, 64.6 kbit/4.58% (ratio: 8073->176400)
Selected audio codec: [ffaac] afm: ffmpeg (FFmpeg AAC (MPEG-2/MPEG-4 Audio))
==========================================================================
videocodec: framecopy (1920x1080 24bpp fourcc=34363248)
Pos: -nans 5606f (31%) 3216.29fps Trem: 0min 0mb A-V: -nan [0:0]
Too many audio packets in the buffer: (4096 in 765093 bytes).
Maybe you are playing a non-interleaved stream/file or the codec failed?
For AVI files, try to force non-interleaved mode with the -ni option.
Pos: -nans 5607f (31%) 3211.34fps Trem: 0min 0mb A-V: -nan [0:0]
Too many audio packets in the buffer: (4096 in 765093 bytes).
Maybe you are playing a non-interleaved stream/file or the codec failed?
For AVI files, try to force non-interleaved mode with the -ni option.
Writing header...
ODML: Aspect information not (yet?) available or unspecified, not writing vprp header.
Writing header...
ODML: Aspect information not (yet?) available or unspecified, not writing vprp header.
Writing index...
Writing header...
ODML: Aspect information not (yet?) available or unspecified, not writing vprp header.
Video stream: -nan kbit/s (-2147483648 B/s) size: 187040556 bytes -nan secs 5607 frames
Audio stream: -nan kbit/s (-2147483648 B/s) size: 0 bytes 0.000 secs
Полный лог ffmpeg когда склеиваются оригинальные куски
$ ffmpeg -f concat -i <(for f in ./*.mov; do echo "file '$PWD/$f'"; done) -c copy output_0.mov
ffmpeg version 2.5.7-0ubuntu0.15.04.1 Copyright (c) 2000-2015 the FFmpeg developers
built with gcc 4.9.2 (Ubuntu 4.9.2-10ubuntu13)
configuration: --prefix=/usr --extra-version=0ubuntu0.15.04.1 --build-suffix=-ffmpeg --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --shlibdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --enable-shared --disable-stripping --enable-avresample --enable-avisynth --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-libschroedinger --enable-libshine --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libwavpack --enable-libwebp --enable-libxvid --enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883 --enable-libzvbi --enable-libzmq --enable-frei0r --enable-libvpx --enable-libx264 --enable-libsoxr --enable-gnutls --enable-openal --enable-libopencv --enable-librtmp --enable-libx265
libavutil 54. 15.100 / 54. 15.100
libavcodec 56. 13.100 / 56. 13.100
libavformat 56. 15.102 / 56. 15.102
libavdevice 56. 3.100 / 56. 3.100
libavfilter 5. 2.103 / 5. 2.103
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, concat, from '/dev/fd/63':
Duration: N/A, start: 0.000000, bitrate: 7922 kb/s
Stream #0:0: Video: h264 (Baseline) (avc1 / 0x31637661), yuv420p, 1920x1080, 7858 kb/s, 29.46 fps, 30 tbr, 1k tbn, 2k tbc
Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 64 kb/s
Output #0, mov, to 'output_0.mov':
Metadata:
encoder : Lavf56.15.102
Stream #0:0: Video: h264 (avc1 / 0x31637661), yuv420p, 1920x1080, q=2-31, 7858 kb/s, 29.46 fps, 16k tbn, 1k tbc
Stream #0:1: Audio: aac (mp4a / 0x6134706D), 44100 Hz, mono, 64 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
frame= 8008 fps=0.0 q=-1.0 size= 262881kB time=00:04:31.85 bitrate=7921.5kbits/[mov @ 0x1b9eb60] Non-monotonous DTS in output stream 0:1; previous: 13247488, current: 13247375; changing to 13247489. This may result in incorrect timestamps in the output file.
frame=15669 fps=15668 q=-1.0 size= 514239kB time=00:08:51.80 bitrate=7921.4kbitframe=17670 fps=15402 q=-1.0 Lsize= 581356kB time=00:09:59.69 bitrate=7941.4kbits/s
video:576056kB audio:4710kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.101610%
p.s. Залил 2 оригинальных видео по 5 минут, которые склеиваю, не обработанные. Но они большие, по 300 мб, не хотелось обрезать чтобы ничего не намешать/неперекодировать.
wget http://nixtalk.com/video/1.mov
wget http://nixtalk.com/video/2.mov