On Sat, Mar 24, 2018, at 3:10 PM, Dan Norton wrote: > I have two .mov files which were made on Debian 9 by running the > following: > > $ ffmpeg -y -i "Norton 8mm Reel 04.mov" -ss 00:00:00 -to 00:20:00 -c > copy -bufsize 2048K part1.mov > $ ffmpeg -y -ss 00:21:12 -i "Norton 8mm Reel 04.mov" -c copy -bufsize > 2048K part2.mov > > Viewed individually part1 and part2 are OK. When I tried to concatenate > them, the output is missing part2. Here's what I did: > > $ ffmpeg -i "concat:part1.mov|part2.mov" -c copy > out.mov
The concat protocol is too simplistic for this format. It can only be used with inputs that support file level concatenation. Use the concat demuxer instead. https://ffmpeg.org/ffmpeg-formats.html#concat-1 https://trac.ffmpeg.org/wiki/Concatenate#demuxer _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".