Messages in this thread | | | From | Peter Zubaj <> | Subject | Re: [Alsa-devel] RFC: OSS driver removal, a slightly different approach | Date | Fri, 20 Jan 2006 18:44:29 +0100 |
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On Friday 20 January 2006 17:30, Jan Engelhardt wrote: > >> >If I understand alsa - oss emulation correctly, I think, this will be > >> > not fixed soon (my opinion - never). This is too much work for too > >> > little gain. > >> > >> On that way, I'd like to inquiry something: > >> I have a card that works with the snd-cs46xx module. > >> With the OSS emulation (/dev/dsp), I can only output 2 channels, and the > >> other two must be sent to /dev/adsp. Is this intended? Would not it be > >> easier to make /dev/dsp allow receiving an ioctl setting 4 channels? > > > >This is exactly like the case of emu10k1. The chip supports only > >2-channel stereo streams. If you need a 4-channel interleaved stream, > >you have to merge the data in two individual streams to a single > >4-channel stream on software. Currently, this isn't handled in ALSA > >kernel-space OSS emulation. > > Ah, so http://alphagate.hopto.org/quad_dsp/ which I had created > is The Right Thing?
This will work for your card, but not for emu10k1.
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