mplayer with glamo and audio - very slow

Antony King ant at truebox.co.uk
Wed Dec 3 14:51:28 CET 2008


I seem to recall there was an issue a while back with pulseaudio transcoding 
the audio on the fly between identical formats and gobbling CPU in the 
process. Could that be a possibility here ?

On Wednesday 03 December 2008 12:43:26 Pierre Lascar wrote:
> Le 03/12/2008 03:38, Leonti Bielski a écrit :
> >  Hello!
> >
> >  I'm trying to play some video preencoded for my phone with: mencoder
> >  file_to_encode.avi -ovc lavc -lavcopts vcodec=mpeg4:vhq:vbitrate=300
> >  \ -vf scale=320:240,eq2=1.2:0.5:-0.25,rotate=2 -oac mp3lame
> >  -lameopts br=64:cbr \ -o file_for_openmoko
> >
> >  To watch it I run: mplayer -vo glamo -zoom -x 480 -y 640
> >  your_file.avi
> >
> >  It is played very slow and I get message from mplayer - "your system
> >  is very slow" or something like that. Than I tried it with -nosound
> >  option - and I don't get that message and the fps seem acceptable.
> >  I've always though video was an issue, but this shows me that audio
> >  can significantly slow down the playback.





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