[MEncoder-users] problems with audio while making a DVD

Nico Sabbi nicola_sabbi at fastwebnet.it
Sun Sep 9 23:26:33 CEST 2007


TroyMcLure wrote:
> im trying to convert an avi file to a mpeg format suitable for DVD
> authoring. i am a newbe and i just read the docs and tryed some command
> line examples, and u know,  i tryed to understand something. I tryed a
> lot of commands too and some video avi input files, but i always got the
> same audio problems. Audio is bad, like the one of a broken old radio. 
> 
> this is one of the command lines i tryed...
> 
> mencoder -oac lavc -ovc lavc -of mpeg -mpegopts format=dvd:tsaf \
>   -vf scale=720:576,harddup -srate 48000 -af lavcresample=48000 \
>   -lavcopts
> vcodec=mpeg2video:vrc_buf_size=1835:vrc_maxrate=9800:vbitrate=5000:\
> keyint=15:vstrict=0:acodec=ac3:abitrate=192:aspect=16/9 -ofps 25 \
>   -o temp.mpg temp.avi
> 
> i even tryed MP2 as audio codec, with no success, the problems looks
> like in the audio input decoding...or in the audio filtering idk...
> 
> i think the command line is right. I copied it :P So, where's the
> problem? is it possibile something about the installation of mencoder,
> ffmpeg, audio codecs, shared libraries, i don't know... what should i
> do? 
> 

if the audio of the source stream sucks there's nothing you can
do to improve it (and consequently to make the encoded stream
sound nice). Is it the case? If not upload a sample to incoming/
to permit us to reproduce your problem



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