Re: [linux-audio-user] questions regarding SBLive multichannel use

From: Lee Revell <rlrevell@email-addr-hidden-job.com>
Date: Sun Jan 15 2006 - 20:52:16 EET

On Sat, 2006-01-14 at 11:56 -0500, Dave Phillips wrote:
> Greetings:
>
> This question is directed to Lee Revell and anyone who is using or has
> tried to use the multichannel capability for the ALSA SBLive module.
>
> When I select multichannel duplex operation in QJackCtl I get 16
> channels for input and two channels for output. Is that the default I/O
> channel arrangement ?
>

You should get 16 in and 16 out. You have to individually select the
multichannel devices for input (hw:x,2) and output (hw:x,3).

> Regardless of framesize I get constant xruns. SR is set to 48 kHz, and
> the period size has been left at 2. Has anyone figured a way to defeat
> the dreaded xrun with setup ?
>
> Card is an SBLive Value, system is Demudi 1.3.0rc1, ALSA version is
> 1.0.10rc1, JACK is 0.100.0.

It's no different from diagnosing xruns on any other system...

Lee
Received on Mon Jan 16 00:15:06 2006

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