![]() $ ffmpeg -f concat -i concat.txt -codec copy output. $ ffmpeg -ss 120 -i input -t 5 -codec copy clip2.mkv ![]() $ ffmpeg -ss 60 -i input -t 5 -codec copy clip1.mkv See the FFmpeg Download page for links to builds for Windows, OS X, and Linux.Īnother method is to to create the segments individually and stream copy them instead of re-encoding (to save time and quality), and join them with the concat demuxer. Setpts and asetpts will prevent a jerky output due to presentation timestamp issues. Note: Filters are incompatible with stream copying you can't use -c copy with this method. ![]() All segments must have the same number of streams of each type, and that will also be the number of streams at output. The filter works on segments of synchronized video and audio streams. "trim=60:65,setpts=PTS-STARTPTS \Ītrim=60:65,asetpts=PTS-STARTPTS \ Concat filter See the concat filter documentation for more info. ![]() Use the trim, atrim, setpts, asetpts, and concat filters: ffmpeg -i input -filter_complex \ 1:vscale(iw/2)-20:-1a This is taking video1. This method is best if you need to perform additional filtering: Filtering options -filtercomplex The option to start the complex filtergraph. ![]()
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