Michael, Thank you so much for your help. I made the changes you suggested and now I'm getting this:
ffmpeg -report -i videos/intro720.mp4 -i videos/raw.mp4 -i videos/outro720.mp4 -i videos/music.mp3 -filter_complex " \ [0]scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2,setsar=1[v0];\ [1]scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2,setsar=1[v1];\ [2]scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2,setsar=1[v2];\ [3:a]volume=.015[a0];\ [1:a][a0]amerge[amix];\ [v0][0:a:0] [v1][amix] [v2][2:a:0]concat=n=3:v=1:a=1[v][a]" -map "[v]" -map "[a]" -f mp4 videos/out1606144376.mp4 2>&1 [Parsed_amerge_10 @ 0x21c96c0] No channel layout for input 1 [Parsed_amerge_10 @ 0x21c96c0] No channel layout for input 2 [AVFilterGraph @ 0x1a76460] The following filters could not choose their formats: Parsed_amerge_10 Consider inserting the (a)format filter near their input or output. Error configuring complex filters. Input/output error Any idea? Karl Here's the whole report: ffmpeg started on 2020-11-23 at 10:12:56 Report written to "ffmpeg-20201123-101256.log" ffmpeg version 3.0.2 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-39) configuration: --enable-gpl --enable-nonfree --enable-shared --enable-libmp3lame --enable-libx264 --enable-libfdk-aac --enable-libtheora --enable-libvorbis --enable-libxvid --enable-libfreetype --enable-libvpx libavutil 55. 17.103 / 55. 17.103 libavcodec 57. 24.102 / 57. 24.102 libavformat 57. 25.100 / 57. 25.100 libavdevice 57. 0.101 / 57. 0.101 libavfilter 6. 31.100 / 6. 31.100 libswscale 4. 0.100 / 4. 0.100 libswresample 2. 0.101 / 2. 0.101 libpostproc 54. 0.100 / 54. 0.100 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'videos/intro720.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf58.12.100 episode_sort : 0 season_number : 0 media_type : 0 hd_video : 0 Duration: 00:00:08.34, start: 0.023220, bitrate: 331 kb/s Stream #0:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 16:15 DAR 256:135], 269 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc (default) Metadata: handler_name : VideoHandler Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 53 kb/s (default) Metadata: handler_name : SoundHandler Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'videos/raw.mp4': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: isommp42 creation_time : 2020-11-18 19:47:11 com.android.version: 10 com.android.manufacturer: Google com.android.model: Pixel XL Duration: 00:01:15.98, start: 0.000000, bitrate: 17097 kb/s Stream #1:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuvj420p(pc, smpte170m), 1920x1080, 16997 kb/s, SAR 1:1 DAR 16:9, 29.91 fps, 29.97 tbr, 90k tbn, 180k tbc (default) Metadata: creation_time : 2020-11-18 19:47:11 handler_name : VideoHandle Stream #1:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, mono, fltp, 95 kb/s (default) Metadata: creation_time : 2020-11-18 19:47:11 handler_name : SoundHandle Input #2, mov,mp4,m4a,3gp,3g2,mj2, from 'videos/outro720.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf58.12.100 episode_sort : 0 season_number : 0 media_type : 0 hd_video : 0 Duration: 00:00:09.15, start: 0.023220, bitrate: 208 kb/s Stream #2:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 198 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc (default) Metadata: handler_name : VideoHandler Stream #2:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 2 kb/s (default) Metadata: handler_name : SoundHandler [mp3 @ 0x1a75ac0] Skipping 0 bytes of junk at 138. [mp3 @ 0x1a75ac0] Estimating duration from bitrate, this may be inaccurate Input #3, mp3, from 'videos/music.mp3': Metadata: major_brand : dash minor_version : 0 compatible_brands: iso6mp41 encoder : Lavf57.19.100 Duration: 00:01:56.69, start: 0.000000, bitrate: 192 kb/s Stream #3:0: Audio: mp3, 44100 Hz, stereo, s16p, 192 kb/s [Parsed_amerge_10 @ 0x21c96c0] No channel layout for input 1 [Parsed_amerge_10 @ 0x21c96c0] No channel layout for input 2 [AVFilterGraph @ 0x1a76460] The following filters could not choose their formats: Parsed_amerge_10 Consider inserting the (a)format filter near their input or output. Error configuring complex filters. Input/output error > On Nov 23, 2020, at 8:31 AM, Michael Koch <astroelectro...@t-online.de> wrote: > > Am 23.11.2020 um 13:50 schrieb KarlMessner: >> Good morning folks, >> >> Any idea what I'm doing wrong here: >> >> /usr/local/bin/ffmpeg -report -i videos/intro720.mp4 -i videos/raw.mp4 -i >> videos/outro720.mp4 -i videos/music.mp3 -filter_complex " \ >> [0] >> scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2,setsar=1[v0]; >> \ >> [1] >> scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2,setsar=1[v1]; >> \ >> [2] >> scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2,setsar=1[v2]; >> \ >> [3:a]volume=.015[a0]; \ >> *[1:a][a0]amerge[amix]; \ >> *[v0][0:a:0] [v1][aMix] [v2][2:a:0] concat=n=3:v=1:a=1[v][a]" -map "[v]" >> -map "[a]" -f mp4 videos/out1606134367mp4 2>&1 > > it's another error: amix != aMix > > Michael > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org <mailto:ffmpeg-user@ffmpeg.org> > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > <https://ffmpeg.org/mailman/listinfo/ffmpeg-user> > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org <mailto:ffmpeg-user-requ...@ffmpeg.org> with > subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".