[MPlayer-users] -tv adevice not working in 0.90 and later CVS?

D Richard Felker III dalias at aerifal.cx
Mon May 19 09:54:09 CEST 2003

On Sun, May 18, 2003 at 08:49:32PM +0200, Bernhard Rosenkraenzer wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> Hi,
> mencoder -o test.avi -tv 
> on:driver=v4l:width=704:height=576:adevice=/dev/dsp:forcechan=2:outfmt=yuv2:forceaudio:input=2 
> -ovc lavc -vop pp=lb -oac mp3lame -lameopts cbr:mode=0:br=128 -lavcopts 
> vcodec=mpeg4:vbitrate=1200
> doesn't produce an audio stream in mplayer 0.90 and later CVS; it used to 
> work with earlier versions (CVS from March). Video works perfectly; adding 
> forceaudio or using alsa doesn't change anything.
> I'm fairly sure my hardware setup is correct because using comparable
> commands in transcode works:
> transcode -o test.avi -g 704x576 -f 25 -i /dev/video0 -p /dev/dsp -y 
> ffmpeg -F mpeg4 --import_v4l 2 -J smartdeinter -V
> mencoder itself works nicely too - it can reencode existing files to 
> whatever I want (so the external libs are ok as well) - it's just 
> apparently ignoring the audio stream from the soundcard (though strace 
> shows the correct device is being opened).
> Any ideas?

Yes, use your mixer program to turn on recording from line-in. (and
turn off recording from mic/cd/etc.)


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