Re: [LAU] perhaps why some of us have more trouble w/ pulseaudio than others (ICE1712/M-audio delta problem w/ pulseaudio)

From: Fernando Lopez-Lezcano <nando@email-addr-hidden>
Date: Mon May 10 2010 - 04:00:19 EEST

On Sat, 2010-05-08 at 18:23 -0400, Paul Davis wrote:
>
>
>
> Now that would be shocking I'd say. Since Suse 8.0 the ICE1712
> was
> always the most reliable chipset one could possibly find for
> Linux. So
> that would be a major regression and should be a show-stopper
> for alsa.
>
> BUT: the link points to a bug that affects puls audio and it
> affects it
> with a EWS88MT wich is one of the not-so typical ICE1712-cards
> like the
> EWX or the MAudio Audiophile and Delta-Series.
>
> So how about these cards and alsa/jack? Any trouble out there
> with
> bleeding-edge distros?
>
>
> my reading of this (and the related ALSA bug report) is that this is a
> Pulse-only bug, because its related to Pulse's attempt to provide a
> mapping of whatever-it-is-that-the-hw-provides into
> standard-things-that-users-can-know-and-love.
>
> JACK will just use the channels as single, undifferentiated channels
> and doesn't care about their names, function,etc. etc.
>
> i could be wrong in my assessment.

I think you are correct. Pulse points to alsa as the culprit, alsa
ignores the issue, it may _not_ be an issue for alsa, I don't know. The
end result is that it has not been fixed and it has been quite a while.

I have a workaround in place for my machines at ccrma...

-- Fernando

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Received on Mon May 10 04:15:02 2010

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