[Wine] Pulse audo in 1.3.25+

MacNean Tyrrell dardack at gmail.com
Mon Sep 5 13:33:56 CDT 2011

On Mon, Sep 5, 2011 at 1:28 PM, jorl17 <wineforum-user at winehq.org> wrote:

> Let me try to make this clear.
> Pulseaudio talks to ALSA. However, it is usually setup to talk to the ALSA
> device hw:0, which is the hardware. So, Pulseaudio hogs the hardware device
> and no other app can access it. This is ok, because ALSA is setup to route
> every other application (if that app is well configured) to another ALSA
> "device" called pulse, which, in turn, sends it to Pulseaudio. So when an
> application that uses ALSA directly runs, it goes like this:
> App -> ALSA -> ALSA pulse device -> Pulseaudio -> ALSA hw:0 device
> (hardware).
> Before Pulseaudio, as you may know, people used dmix to do software mixing.
> Sure, Pulseaudio offers a range of other features, but you can still use
> dmix today. The idea here is to have Wine "bypass" Pulseaudio completely,
> and talk to ALSA directly. To do this, Pulseaudio must stop "hogging" the
> hw:0 device, so it must go through another device we create called, for
> instance, dmixed. This dmixed device supports software mixing through dmix
> and, thus, can be accessed by Pulseaudio and other applications as well. It
> would still default to sending applications to Pulseaudio, but if you
> configured your application to request the dmixed device, you'd be bypassing
> the whole Pulseaudio "mess". So this is what would happen:
> Regular App -> ALSA -> ALSA pulse device -> Pulseaudio -> ALSA dmixed ->
> hw:0 device (hardware).
> Wine -> ALSA -> ALSA dmixed device -> hw:0 device (hardware)
> Wine can be configured to do this with registry keys. The devices can be
> fairly easy created by editing the $HOME/.asoundrc file. The question here
> is how to redirect Pulseaudio to the ALSA dmixed device instead of the hw:0
> one.
> To be honest, since I moved to Gentoo I've left Pulseaudio completely. The
> only feature I missed was recording the PC sound and I've fixed that on my
> own with plain ALSA. However, I still remember doing something similar to
> this in ubuntu, so if it hasn't changed, you can change the default
> Pulseaudio alsa device from hw:0 by editing the /etc/pulse/default.pa file
> and adding the following at the end:
> load-module module-alsa-source device=dsnoop:0
> load-module module-alsa-sink device=dmixed:0
> Of course this assumes that you have created a dsnoop device and a dmix
> device (in $HOME/.asoundrc). dsnoop allows for record software mixing and
> dmix for playback software mixing.
> If you'd like to try this, do say, as it *might* help you solve your
> problems...let's just hope it doesn't add any other.
I Think I may try this.  I'll have to refresh my memory (ie google) on how
to create a good .asoundrc file again.  Ty for the information/help.  Will
let you know how I make out.

> Cheers,
> Jorl17


MacNean C. Tyrrell
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.winehq.org/pipermail/wine-users/attachments/20110905/11930cb7/attachment.html>

More information about the wine-users mailing list