ffmpegHow to speed up video and audio
ffmpeg -i in.mp4 -filter_complex "[0:v]setpts=0.5*PTS[v];[0:a]atempo=2.0[a]" -map "[v]" -map "[a]" out.mp4ctrl + c-i in.mp4input video file | -filter_complexapplies specified video/audio complex filter |
setpts=0.5*PTSwill speed up video 2x | atempo=2.0will speed up audio 2x |
-map "[v]" -map "[a]"map video and audio channels | out.mp4resulting video file |
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