[MEncoder-users] mencoder audio problem

[Rich Felker]

On Thu, Sep 22, 2005 at 06:55:26AM -0500, Chris & Melinda LaForce wrote:
> On Thu, 2005-09-22 at 05:05 +0200, Ivo wrote:
> > On Thursday 22 September 2005 04:00, Chris & Melinda LaForce wrote:
> > > I have 2 sound cards in my pc one onboard and one pci so someone
> > > suggested I
> > > add adevice to my command.  So then I tried the command below.
> > >
> > > mencoder -tv driver=v4l:input=1:adevice=/dev/dsp:
> > > width=512:height=384:fps=25:norm=ntsc tv:// -ovc copy -oac copy -o
> > > file.avi
> > 
> > If you have multiple soundcards, see if there are other dsp devices in /dev, 
> > like /dev/dsp1 or /dev/sound/dsp1. I'm not familiar with multiple 
> > soundcards, but I suspect the devices will be named something like that.
> > 
> > --Ivo
> > 
> 
> Ivo,
>    Thanks, for the reply.  I have tried both /dev/dsp and /dev/dsp1 but
> I am pretty sure the sound card that I am patching into from my capture
> card is /dev/dsp because I ran  cat /dev/urandom > /dev/dsp and heard
> static from the speaker connected to it.  Could it be some setting
> within the alsamixer.
> Thanks,

Try using another program to test audio recording, e.g. "rec" included
with sox.

Rich