mplayer with glamo and audio - very slow

Yorick Moko yorickmoko at gmail.com
Wed Dec 3 15:16:33 CET 2008


this reminds me of the behaviour or epiano ( http://gstaedtner.net/epiano/ )
it doesn't use max cpu, but the sound is crappy when you press a lot
of keys in a short interval

On Wed, Dec 3, 2008 at 2:51 PM, Antony King <ant at truebox.co.uk> wrote:
>
> 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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