[MEncoder-users] Re: sony psp format

Jon Drukman jsd at cluttered.com
Thu Jun 22 23:49:27 CEST 2006


Tamas SZERB wrote:
> I cannot set the audio bitrate for different conversions:
> 
> mencoder -oac lavc -ovc lavc -of lavf -lavcopts
> aglobal=1:vglobal=1:vcodec=mpeg4:vbitrate=768:acodec=aac -af
> lavcresample=24000:32 -vf harddup -lavfopts
> format=psp:i_certify_that_my_video_stream_does_not_use_b_frames -ofps
> 30000/1001 -vf scale=320:240 -info name=TST in.avi M4V00001.MP4
> 
> I tried with -oac faac with -faacopts br=32 I always got
> 
> ID_AUDIO_BITRATE=128000
> ID_AUDIO_RATE=48000
> 
> which is much more than the PSP could handle. I need 24000 for freq
> and 32 bits for sample. Any idea? as you surely see I set the vbitrate
> because what you recommended cannot work w/o correct vpv buffer size
> what i'm not familiar with as well.
> 
> so. how to set these params with mencoder?

you don't want :32 on the lavcresample.  i use just

-af lavcresample=24000

and it works.

-jsd-




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