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speed up video with ffmpeg

Cautious Caiman answered on April 14, 2021 Popularity 10/10 Helpfulness 9/10

answer speed up video with ffmpeg

speed up video with ffmpeg

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# speed up video and audio at the same time
# 2x speed up command:
ffmpeg -i input.mkv -filter_complex "[0:v]setpts=0.5*PTS[v];[0:a]atempo=2[a]" -map "[v]" -map "[a]" output.mkv
# 1.5x speed up command:
ffmpeg -i input.mkv -filter_complex "[0:v]setpts=0.666*PTS[v];[0:a]atempo=1.5[a]" -map "[v]" -map "[a]" output.mkv
# speed up formula (x must be between 0 and 2):
ffmpeg -i input.mkv -filter_complex "[0:v]setpts=<1/x>*PTS[v];[0:a]atempo=<x>[a]" -map "[v]" -map "[a]" output.mkv

Popularity 10/10 Helpfulness 9/10 Language shell

Source: superuser.com

Tags: ffmpeg shell video

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Contributed on Apr 14 2021

Cautious Caiman

0 Answers Avg Quality 2/10

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speed up ffmpeg video

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ffmpeg -i input.mkv -filter:v "setpts=PTS/60" -filter:a "atempo=2,atempo=2,atempo=2,atempo=2,atempo=2,atempo=1.875" output.mkv

Popularity 9/10 Helpfulness 3/10 Language shell

Source: superuser.com

Tags: ffmpeg ff

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Contributed on Mar 01 2022

feddynventor

0 Answers Avg Quality 2/10

ffmpeg speed up audio

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# speed up audio x times
# from cautious caiman's answer
ffmpeg -i input.mp3 -filter_complex "[0:a]atempo=<x> [a]" -map "[a]" output.mp3

Popularity 8/10 Helpfulness 2/10 Language whatever

Source: Grepper

Tags: audio ffmpeg

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Contributed on Feb 05 2023

Confused Cod

0 Answers Avg Quality 2/10

speed up video with ffmpeg

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speed up video with ffmpeg

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