[FFmpeg-user] How to slow down a video

Ted Park kumowoon1025 at gmail.com
Fri Mar 27 05:06:39 EET 2020

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Hi,

> for video: -vf setpts=0.5*PTS
> for audio: -af atempo=2


Actually, he wanted to slow down the video so you probably meant the reciprocal of this, 2*PTS and atempo 1/2

Regards,
Ted Park

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