[kde-linux] No sound with non-kde application

[David Jarvie]

On Monday 14 January 2008 19:59:59 James Richard Tyrer wrote:
> Lisa Reynolds wrote:
> > I'm running OpenSuse 10.2 (X86_64) and KDE 3.5.5 release 45
> > I have an ac97 soundcard as part of the motherboard (K8N4-E).
> > And I'm new to Linux too.
> >
> > I have a high-end 3D animation application that I can't get any sound
> > out of, neither warning sounds nor audio files.  I have set KDE to
> > auto-suspend the sound system if it is idle for more than 2 seconds
> > and I have made sure that the sound card is configured as card 0.
> > Setting the sound card to auto-detect or ALSA had no impact on the
> > application.
> >
> > What else can I check to see why this happens? It was suggested that
> > other programs like Firefox might grab the sound system, but I've
> > tried it with no other apps running and still have the same results.
> > I'll be communicating with the app's manufacturer about this, what
> > questions should I be asking them about how their application handles
> > sound?
>
> The first thing to do is see if you can get sound from a KDE
> application, or go to the Control Center: Sound System and click the
> "Test Sound" button.

Try running KMix and making sure that no necessary output channels are muted, 
and that volumes are high enough. Often the PCM channel is the master, but 
that depends on the sound card.

-- 
David Jarvie.
KAlarm author and maintainer.
http://www.astrojar.org.uk/kalarm