[FFmpeg-user] Strange CPU usage in MPEG2 encoding
Carl Eugen Hoyos
cehoyos at ag.or.at
Tue Aug 12 18:34:18 CEST 2014
SF <sylvain <at> lahiette.com> writes:
> * If i add "maxrate" and "bufsize" options, then
> it varies between 5 ms and 80ms (yes !) for the
> same video sequence.
> It seems to be related to movement in the scene,
> but i do not see the relationship between the
> maxrate/bufsize parameters and the movement.
I don't know much about motion compensation and rate
control but I find the relationship unavoidable.
Is the performance issue you see reproducible with
"ffmpeg" (the application)?
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