[FFmpeg-user] improving performances- general questions

Roger Pack rogerdpack2 at gmail.com
Thu Aug 16 22:57:39 CEST 2012

> Actually the console command is quite simple, and the output it is quite
> straightforward
> Command line:
> ffmpeg -loglevel error -i video1.avi -vf "movie=logo.png [logo]; [in][logo]
> overlay=W-w-10:10:1[out]" -vcodec libx264 -acodec libmp3lame -b 1400k -b:a
> 192k outlogov1.avi

and your output?
> Sum it up:
> - a good processor?
> - RAM requirements? 2gb more?

RAM won't help I doubt (as long as it's using 100% cpu...ffmpeg tends
to not use too much RAM).

Since you're using libx264 you could use
-preset ultrafast (makes the files larger, but faster encoding)
or use mpeg4 for the video codec if that's an option.

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