Siard (12020-10-29): > > ffmpeg -f concat -safe 0 -i <(for f in ./*.mp4; do echo "file '$PWD/$f'"; done) -c copy output.mp4 > > The method that I know is slightly different. I once took it from > https://medium.com/abraia/basic-video-editing-for-social-media-with-ffmpeg-commands-1e873801659 > but that site has apparently been simplified now and concatenation has been > removed. > I found that it works fine for mp3's as well. > > Create join.txt file that contains the exact paths of the files that you > want to join. All files should be same format (same codec). The path name > of all files should be mentioned one by one like below. > file /home/xx/myvideos/part1.mp4 > file /home/xx/myvideos/part2.mp4 > file /home/xx/myvideos/part3.mp4 > file /home/xx/myvideos/part4.mp4 > Now, join all files using command: > $ ffmpeg -f concat -i join.txt -c copy output.mp4 > If you get an error something like below; > [concat @ 0x555fed174cc0] Unsafe file name '/path/to/mp4' > join.txt: Operation not permitted > add "-safe 0": > $ ffmpeg -f concat -safe 0 -i join.txt -c copy output.mp4 That's exactly the same method, you are just using a file instead of a shell pipe substitution. Regards, -- Nicolas George
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