Unlock /dev/dsp?

[Hugo Silva]

Andreas Davour wrote:
>
> I have begin to find it annoying that when I have a Firefox running 
> with a page with a youtube link it it, I can't at the same time play a 
> mp3 file with mplayer. When I try I get an error saying that /dev/dsp 
> is busy. Is there a way to make it play me some music anyway?
>
> I use KDE if that matters.
>
> /andreas
>

dev.pcm.0.play.vchans=4