[linux-audio-user] ALSA -> OSS DSP question

John Bleichert syborg at earthlink.net
Fri Dec 12 08:07:20 EST 2003

On Fri, 12 Dec 2003, Frank Barknecht wrote:
> Hallo,
> Julien Claassen hat gesagt: // Julien Claassen wrote:
> >   Generally I think, that the asound.conf isn't the right place to create a
> > /dev/dsp-device. This is a real device, as I understand it. It can be accessed
> > like a real (or close to real) oss device. What you've been doing sounds like
> > just creating alsaplugins. Those are - as I understand it - completely
> > different. They are just for alsa-programs and are based on different
> > mechanism.
> Well, Akos is trying to use the aoss library, which is designed to do
> exactly that: map OSS devices to ALSA devices, that are normally out
> of reach of OSS applications, which among others are those defined in
> asoundrc-configuration files.
> I don't think, it is possible to use channel 3+4 of a Delta card
> directly through ALSA's OSS emulation, so aoss might be the only way
> indeed. But I never used aoss for anything besides playback, so I have
> no idea if it should work, sorry.

It isn't, or at least I was never able to get it to work. I built Audacity
with native ALSA support which was a much better solution anyway, but not
what you're looking for. The OSS emulation layer gives 2 channels, I

// John Bleichert
// syborg at earthlink.net

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