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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.mp4

input video file

-filter_complex

applies specified video/audio complex filter

setpts=0.5*PTS

will speed up video 2x

atempo=2.0

will speed up audio 2x

-map "[v]" -map "[a]"

map video and audio channels

out.mp4

resulting video file