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Date: Sat, 30 Jul 2005 12:52:47 +0100
From: Josef Karthauser <joe@FreeBSD.org>
To: multimedia@freebsd.org
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Subject: Re: Multiple consumers of /dev/dsp
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On Mon, Jul 25, 2005 at 10:28:38PM +0200, Ulrich Spoerlein wrote:
> On Thu, 21.07.2005 at 14:43:45 +0100, Josef Karthauser wrote:
> > In the past I'm sure that we supported the mixing of audio in the kernel
> > so that multiple applications could open /dev/dsp at the same time.  Was
> > this a function of the audio card driver, or of the audio subsystem?
> > Currently on my new machine I don't get any mixing, and applications
> > fail to open /dev/dsp if it's already open by something.
> >=20
> > Am I imagining that this use to the case or isn't it enabled by default?
>=20
> You want to set hw.snd.pcm0.vchans=3D4 (or higher). The SB Live! has 4
> hardware channels (not need to set anything) other cards only have one
> channel and need the "virtual channel" setting.
>=20

Excellent! Just what I was looking for. Thanks :)

Joe
--=20
Josef Karthauser (joe@tao.org.uk)	       http://www.josef-k.net/
FreeBSD (cvs meister, admin and hacker)     http://www.uk.FreeBSD.org/
Physics Particle Theory (student)   http://www.pact.cpes.sussex.ac.uk/
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D An eclectic mix of fact an=
d theory. =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

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