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Date:      Fri, 15 Jun 2007 03:19:06 +0100
From:      "Alexandre Vieira" <nullpt@gmail.com>
To:        Alexander@leidinger.net, freebsd-multimedia@freebsd.org,  freebsd-emulation@freebsd.org
Subject:   Re: Follow up: Sound in multiple Linux progs
Message-ID:  <755cb9fc0706141919l2e765c57q4c1cf4265bbb8b68@mail.gmail.com>
In-Reply-To: <20070615094403.34630709.ariff@FreeBSD.org>
References:  <755cb9fc0706140427g46f8f666ke7a3882ad6f6404f@mail.gmail.com> <20070614200210.448b3665@deskjail> <755cb9fc0706141429y4c5d7724p687ff27e9a29440d@mail.gmail.com> <20070615094403.34630709.ariff@FreeBSD.org>

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On 6/15/07, Ariff Abdullah <ariff@freebsd.org> wrote:
>
> On Thu, 14 Jun 2007 22:29:35 +0100
> "Alexandre Vieira" <nullpt@gmail.com> wrote:
> > On 6/14/07, Alexander Leidinger <Alexander@leidinger.net> wrote:
> > >
> > > Quoting "Alexandre Vieira" <nullpt@gmail.com> (Thu, 14 Jun 2007
> > > 12:27:41 +0100):
> > >
> > > > Hello,
> > > >
> > > > This is a followup of thread:
> > > >
> > >
> http://lists.freebsd.org/pipermail/freebsd-emulation/2006-June/002177.html
> > > >
> > > > For several years i've been using freebsd to play many FPS kind
> > > > of games (RTCW, Enemy Territory, Quakes, etc..) and I always
> > > > have the same
> > > problem
> > > > with Linux programs running under binary compatibility and
> > > > /dev/dsp.
> > > Virtual
> > > > channels won't work, whenever a launch a linux program that uses
> > > /dev/dsp*
> > > > any other linux program won't be able to open the device for
> > > > read or
> > > write.
> > > >
> > > > I wonder if there is any workaround/fix on this matter. My
> > > > workaround is always to have 2 sound cards on the machine so I
> > > > can use for example TeamSpeak and Enemy Territory. Each program
> > > > will use a different dsp
> > > device
> > > > and it works.
> > >
> > > Enable vchans instead:
> > >
> > > % sysctl -a | grep vchan
> > > hw.snd.maxautovchans: 16
> > >
> > > Bye,
> > > Alexander.
> > >
> > > --
> > > http://www.Leidinger.net  Alexander @ Leidinger.net: PGP ID =
> > > B0063FE7 http://www.FreeBSD.org     netchild @ FreeBSD.org  : PGP
> > > ID = 72077137
> > >
> >
> > Alexander,
> >
> > As I said in the initial post, vchans don't have any effect. As far
> > as my technical knowledge about freebsd and the linux emulation I'm
> > pretty sure that if you have a linux application that is using
> > /dev/dsp* any other linux application won't be able to use
> > /dev/dsp*.
> >
> > If you have a freebsd native application using a /dev/dsp* then a
> > linux application is able to use it if I have virtual channels left,
> > and vice versa.
> >
>
> Let me guess, is this on 6.x?
>
>
> --
> Ariff Abdullah
> FreeBSD
>
> ... Recording in stereo is obviously too advanced
>     and confusing for us idiot ***** users :P ........
>
>
Sorry not to mention. Yes it's 6.2-STABLE from 26 May. But let me add that
since 5.2.1 it works the same way.

Thanks


-- 
Alexandre Vieira - nullpt@gmail.com



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