Messages in this thread | | | Date | Mon, 03 Mar 2003 17:15:20 +0100 | From | Takashi Iwai <> | Subject | Re: Alsa, Kernel OSS |
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At Mon, 3 Mar 2003 17:09:46 +0100, Marc Giger wrote: > > > > Why can't I play more than one sources on the same time with such a > > > card? All programs which would access /dev/dsp blocks until the other > > > programs frees the device... It isn't very useful. > > > > > > I have no such problems with multiple sources as example on my > > > SBLive or on my yamaha sound card with the snd-ymfpci driver. > > > > > > Do I miss some settings? > > > > no, it's the hardware limitation. > > Ok, I see..cheap hardware.. > > But multiple sources on window$ works.. > In this case, windows mixes the sources in software - right?
yes.
> Is it a big "problem" to do this also in Linux? > This would be an interesting work for me:-) > Perhaps a program as interface between userspace and alsa-driver?
the latest alsa-lib supports the dynamic software mixing. it works like a charm :)
> Or better directly in the alsa-driver?
no, basically it's a user-space job.
ciao,
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