>> >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?
Jan Engelhardt
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