Re: gnome-volume-control

[Bastien Nocera <hadess hadess net>]

On Wed, 2011-07-13 at 16:43 +0200, Nauni wrote:
> Hello,
> I have one problem while using gnome. My laptop has a quite bad internal
> sound card. Because of that I bought a usb sound card. That works very
> good but one problem is getting on my nerves.
> 
> With "gnome-volume-control" I define my usb card and it works. I can use
> the applet to raise or reduce the volume. But often I use my laptop on
> the way without usb sound card. The internal device is used - perfect.
> But the next time I plug in my USB sound device the control does not
> switch back to the usb and stays at internal device.

Use a new enough version of GNOME with PulseAudio support and it will
work as you expect.

> Every second or third boot I need to reconfigure that ... this annoys me
> very much. :-( This is one point KDE is better, because they have a
> order that does not change and if first device is not present the second
> is automatically choosen. If the first device appear again the first is
> used again.
> 
> Because of that I'm searching for a solution. I would like to create a
> script that looks every X minutes for the possible devices and if a USB
> device is present this should be used. I'm missing the correct command
> for that.
> 
> 1.) getting possible cards (I only know the way with 
> 	cat /proc/asound/cards
>     or
> 	aplay -l
>     )
>     Is there a better command for that?
> 2.) How can I set the default output device for the gnome environment?

Again, we've already solved those problems, and they are when using
PulseAudio. If it fails to set the default sound card back to the USB
sound card when you plug it back in, then you should file a bug against
PulseAudio with your distribution.

> I hope someone can help me!

Cheers