I would try the concat filter. It should allow you to map the video and audio as you like. There are good examples here: https://trac.ffmpeg.org/wiki/Concatenate#filter
> On 2015 Oct 17, at 4:27 AM, Kevin Wells <[email protected]> wrote: > > Hi, I have two videos which I want to cut and concatenate together but they > have different audio configurations.Clip1 has: video, mono, mono, mono, mono, > mono, mono, stereo. > > Clip2 has: video, stereo, mono, mono, mono, mono, mono, mono. > I want to take clip 1 and cut it, -ss 38.75 -to 46.25 and then concatenate > with clip 2, my resulting clip should have an audio config of video, mono, > mono, mono, mono, mono, mono, stereo.So I need to map the audios correctly. I > have looked at various solutions for concatenating and mapping audio, but > can't figure out how to do both in one command.Here is the ffmpeg output for > Clip 1:ffmpeg -i /Users/Movies/Clip1.mov > ffmpeg version 2.8.1-tessus 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=/opt/ffmpeg --as=yasm > --extra-version=tessus --enable-avisynth --enable-fontconfig --enable-gpl > --enable-libass --enable-libbluray --enable-libfreetype --enable-libgsm > --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb > --enable-libopencore-amrwb --enable-libopus --enable-libschroedinger > --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libvidstab > --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis > --enable-libvpx --enable-libwavpack --enable-libx264 --enable-libx265 > --enable-libxavs --enable-libxvid --enable-libzmq --enable-version3 > --disable-ffplay --disable-indev=qtkit --disable-indev=x11grab_xcb > libavutil 54. 31.100 / 54. 31.100 > libavcodec 56. 60.100 / 56. 60.100 > libavformat 56. 40.101 / 56. 40.101 > libavdevice 56. 4.100 / 56. 4.100 > libavfilter 5. 40.101 / 5. 40.101 > libswscale 3. 1.101 / 3. 1.101 > libswresample 1. 2.101 / 1. 2.101 > libpostproc 53. 3.100 / 53. 3.100 > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/Users/kev/Movies/Clip1.mov': > Metadata: > major_brand : qt > minor_version : 537199360 > compatible_brands: qt > creation_time : 2015-06-19 08:58:43 > Duration: 00:01:58.04, start: 0.000000, bitrate: 162728 kb/s > Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le(bt709), > 1920x1080, 153454 kb/s, SAR 1:1 DAR 16:9, 24 fps, 24 tbr, 24 tbn, 24 tbc > (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > encoder : Apple ProRes 422 HQ > timecode : 00:00:00:00 > Stream #0:1(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, > s32 (24 bit), 1152 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:2(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, > s32 (24 bit), 1152 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:3(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, > s32 (24 bit), 1152 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:4(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, > s32 (24 bit), 1152 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:5(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, > s32 (24 bit), 1152 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:6(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, > s32 (24 bit), 1152 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:7(eng): Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, stereo, > s32 (24 bit), 2304 kb/s (default) > Metadata: > creation_time : 2015-06-19 08:58:43 > handler_name : Apple Alias Data Handler > Stream #0:8(eng): Data: none (tmcd / 0x64636D74) (default) > Metadata: > creation_time : 2015-06-19 08:59:20 > handler_name : Apple Alias Data Handler > timecode : 00:00:00:00 > Here is the ffmpeg output for Clip 2:ffmpeg -i /Users/Movies/Clip2.mov > ffmpeg version 2.8.1-tessus 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=/opt/ffmpeg --as=yasm > --extra-version=tessus --enable-avisynth --enable-fontconfig --enable-gpl > --enable-libass --enable-libbluray --enable-libfreetype --enable-libgsm > --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb > --enable-libopencore-amrwb --enable-libopus --enable-libschroedinger > --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libvidstab > --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis > --enable-libvpx --enable-libwavpack --enable-libx264 --enable-libx265 > --enable-libxavs --enable-libxvid --enable-libzmq --enable-version3 > --disable-ffplay --disable-indev=qtkit --disable-indev=x11grab_xcb > libavutil 54. 31.100 / 54. 31.100 > libavcodec 56. 60.100 / 56. 60.100 > libavformat 56. 40.101 / 56. 40.101 > libavdevice 56. 4.100 / 56. 4.100 > libavfilter 5. 40.101 / 5. 40.101 > libswscale 3. 1.101 / 3. 1.101 > libswresample 1. 2.101 / 1. 2.101 > libpostproc 53. 3.100 / 53. 3.100 > Guessed Channel Layout for Input Stream #0.2 : mono > Guessed Channel Layout for Input Stream #0.3 : mono > Guessed Channel Layout for Input Stream #0.4 : mono > Guessed Channel Layout for Input Stream #0.5 : mono > Guessed Channel Layout for Input Stream #0.6 : mono > Guessed Channel Layout for Input Stream #0.7 : mono > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/Users/kev/Movies/Clip2.mov': > Metadata: > major_brand : qt > minor_version : 512 > compatible_brands: qt > encoder : Lavf56.40.101 > Duration: 00:00:03.13, start: 0.000000, bitrate: 141790 kb/s > Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le, > 1920x1080, 135584 kb/s, 24 fps, 24 tbr, 12288 tbn, 12288 tbc (default) > Metadata: > handler_name : Apple Alias Data Handler > encoder : Lavc56.60.100 prores_ks > Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, stereo, > s16, 1536 kb/s (default) > Metadata: > handler_name : Apple Alias Data Handler > Stream #0:2(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 > channels, s16, 768 kb/s (default) > Metadata: > creation_time : 2015-10-17 06:32:18 > handler_name : Apple Alias Data Handler > Stream #0:3(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 > channels, s16, 768 kb/s (default) > Metadata: > creation_time : 2015-10-17 06:32:40 > handler_name : Apple Alias Data Handler > Stream #0:4(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 > channels, s16, 768 kb/s (default) > Metadata: > creation_time : 2015-10-17 06:32:55 > handler_name : Apple Alias Data Handler > Stream #0:5(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 > channels, s16, 768 kb/s (default) > Metadata: > creation_time : 2015-10-17 06:33:18 > handler_name : Apple Alias Data Handler > Stream #0:6(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 > channels, s16, 768 kb/s (default) > Metadata: > creation_time : 2015-10-17 06:33:35 > handler_name : Apple Alias Data Handler > Stream #0:7(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 > channels, s16, 768 kb/s (default) > Metadata: > creation_time : 2015-10-17 06:33:48 > handler_name : Apple Alias Data Handler > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > 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