On 4/5/2012 9:58 AM, Clemens Ladisch wrote:
TimC wrote:
On 4/5/2012 3:03 AM, Clemens Ladisch wrote:
TimC wrote:
I need to find a PCIe based card that offers the same 3 or 4x separate analog 
stereo outputs
The Xonar DX has analog 7.1 outputs.
And they are independent output devices?
No, the hardware is one eight-channel device.
AFAIK there is no supported PCIe card with independent devices.

Meaning, that I can assign MPD outputs to each pair separately?
You could create virtual software devices by putting something like this
into /etc/asound.conf:

pcm_slave.eightchannels {
        pcm "hw:0"
        channels 8
        rate 48000
        buffer_size 4096  # make these sizes smaller for lower latency
        period_size 2048
}

pcm.ch12 {
        type dmix
        ipc_key 47110815
        slave eightchannels
        bindings [ 0 1 ]
}

pcm.ch34 {
        type dmix
        ipc_key 47110815
        slave eightchannels
        bindings [ 2 3 ]
}
# ...


Regards,
Clemens

Excellent!  I'll give that a try -- thanks.

T.
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