[MPlayer-users] trying to convert MJPEG

[John Brown]

Steve Kleene wrote:> > I'm working with a video file (lizard.avi) from an older digital camera.  It> has uncompressed PCM audio and motion JPEG video.  It plays fine with> mplayer.  I am trying to re-encode it with mencoder...> > What I'd like to do is the following:> > mencoder lizard.avi -oac twolame \>   -ovc lavc -lavcopts vcodec=mpeg1video:vbitrate=2000:mbd=2:trell \>   -of rawvideo -o output.mpg> [cut]> The encoding fails with:> >   ae_twolame, 1 audio channel, forcing mono mode>   twolame_get_samplerate_index: 11024 is not a legal sample rate>   Not a valid samplerate: 11024try adding -twolameopts br=128 -srate 44100 -af lavcresample=44100.Since it is mono, you can probably use a lower bitrate and sample ratewithout affecting how it sounds.twolame --help will give you a lot of information about legal sample ratesand legal bitrates for each supported sample rate.
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