Mencoder

[Stefan Ehmann]

On Friday 24 October 2008 08:40:04 newbie at poq.co.za wrote:
> Hi There
>
> I have a Brooktree chipped card. It's got 4 video inputs.
> I'm trying to record video, no audio from all 4 channels
> of the card using mencoder. I use fxtv to display video
> on the seperate channels. I get video on all of them. This
> is the command I use
>
> fxtv -disableDirectV -inputFormat paln -deviceNumber 0
> fxtv -disableDirectV -inputFormat paln -deviceNumber 1
> fxtv -disableDirectV -inputFormat paln -deviceNumber 2
> fxtv -disableDirectV -inputFormat paln -deviceNumber 3
>
> So i got video on all of them, but when I record using
> mencoder I only get video on the first device. Device
> (1,2 and 3) got no video(blue screen). But from fxtv
> it works fine.
>
> mencoder -tv
> device=/dev/bktr0,/dev/tuner0:driver=bsdbt848:width=640:height=480:norm=pal
> tv:// -o tv.avi -ovc lavc -nosound
> mencoder -tv
> device=/dev/bktr1,/dev/tuner1:driver=bsdbt848:width=640:height=480:norm=pal
> tv:// -o tv.avi -ovc lavc -nosound
> mencoder -tv
> device=/dev/bktr2,/dev/tuner2:driver=bsdbt848:width=640:height=480:norm=pal
> tv:// -o tv.avi -ovc lavc -nosound
> mencoder -tv
> device=/dev/bktr3,/dev/tuner3:driver=bsdbt848:width=640:height=480:norm=pal
> tv:// -o tv.avi -ovc lavc -nosound
>
> I have read the man pages for mencoder, but still no joy.
> Its probally a syntax problem. Can anyone please help me.

Have you tried playing around with the "input" parameter? I needed to set it 
to 1 on my old bktr card (which had only one input though).