[MPlayer-users] please help with video capture

D Richard Felker III dalias at aerifal.cx
Sat Sep 25 08:01:04 CEST 2004

On Fri, Sep 24, 2004 at 09:45:08PM +0200, zikzak at tele2.fr wrote:
> On Fri, 24 Sep 2004 12:13:04 -0700
> "Ricardo Kleemann" <ricardo at americasnet.com> wrote:
> >Hi,
> >
> >I'm trying to use mencoder to perform video capture (from a video camera
> >connected to a WinTV card) and output to a high quality codec encoded file.
> >Then I want to take that file and re-encode it to other files of different
> >bitrates. For example, a streaming movie for low and high bandwidth
> >situations. But I still want to have the original capture in "lossless"
> >format.
> >
> >Is Sorensen lossless? What other options do I have?
> >
> >In any case, can someone help me out with the appropriate command line to
> >perform the capture and generate the encoded file?
> >
> >Thanks for your help
> >Ricardo
> Hi Ricardo,
> Do you have tried this ?
> mencoder -oac copy -ovc copy -tv driver=v4l:input=1:width=320:height=240 tv:// -o Capture.avi

this will not work, afaik. you need -oac pcm -ovc raw for raw capture.
but you probably want to use a compressed format instead, unless your
disk is very fast and you have hundreds of gigs to waste..


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