[MPlayer-users] MEncode fails to find codecs

Krzysztof Duchnowski amidk75 at gmail.com
Wed Dec 26 14:32:51 CET 2007


Ulf Magnusson pisze:

>>> $ mencoder ocourse.rm -o ipod.mp4                   \
>>> -of lavf -lavfopts format=mp4         \
>>> -ovc x264                             \
>>> -oac lavc -lavcopts acodec=aac        \
>>> -vf scale=320:240
>>> I get the following error:
>>> "
>>> Couldn't find video filter 'x264'.
>>> Failed to open the encoder.
>>> Exiting...
>>> "
>>> If I instead try
>>> $ mencoder ocourse.rm -o ipod.mp4     \
>>> -of lavf -lavfopts format=mp4         \
>>> -ovc lavc -lavcopts vcodec=libx264    \
>>> -oac lavc -lavcopts acodec=aac        \
>>> -vf scale=320:240
>>> I get the error
>>> "
>>> Couldn't open video filter 'lavc'.
>>> Failed to open the encoder.
>>> Exiting...
>>> "
>> x264 haven't the default bitrate settings as other encoders so you must
>> add either:
>>   "-x264encopts qp=30:keyint=60"
>> or
>> "-x264encopts bitrate=400:keyint=60"
>> or
>> "-lavcopts vcodec=libx264:vqscale=30:keyint=60"
>> or
>> "-lavcopts vcodec=libx264:vbitrate=400:keyint=60"

>> man mplayer

> I tried each of those, but I still get the same errors, e.g.

> Couldn't find video filter 'x264'.
> Failed to open the encoder.

> when I use '-ovc x264 -x264encopts qp=30:keyint=60'

Maybe because "-lavcopts acodec=aac" don't exist?
Use "-lavcopts acodec=libfaac" instead?

man mplayer

-- 
Krzysztof 'DK75' Duchnowski
GetFirefox - http://www.mozilla.com/firefox/
Konfiguracja UTF-8 dla czytników - http://evil.pl/pip/utf/



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