[FFmpeg-user] -threads 1 seems not work

Cecil Westerhof Cecil at decebal.nl
Mon Sep 12 11:37:03 EEST 2022


For a certain conversion I use '-threads 1'. As I understand it ffmpeg
should then only use one CPU. I see that the CPU usage is lower as
without this parameter, but it goes up to 180%. So clearly it is using
at least two CPU's.
Or am I understanding this parameter wrongly?

I am using ffmpeg version 4.3.4-0+deb11u1. (Debian always lags a
little bit behind to be more stable.)

-- 
Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof


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