[LAU] preventing pulseaudio from capturing a certain audio device

[David Santamauro]

Plug in QuataFire

$ pavucontrol
   -> Configuration Tab
Set device (QuataFire) to "Off"

Works perfect for me with the Scarlett 2x2.

On 01/19/2017 06:08 PM, Michael Jarosch wrote:
> Hi, there!
>
> I've searched for this topic and the only thing I got were some obscure
> methods to keep some usb-devices from being occupied by pulseaudio...
>
> So, I thought, I'll ask the pros...
>
> Don't want to cause any fight between pro- and con-pulseaudio-users. I
> like pulseaudio very much on my laptop, but there are some
> circumstances, where I'd rather have more control about pulseaudios
> behaviour.
>
> I have a nice firewire device named ESI QuataFire 610, which is
> supported by FFADO _and_ ALSA.
> Problem is, when I plug in the QuataFire, pulseaudio grabs it. But this
> device is not made for desktop audio. After some seconds doing nothing,
>   pulse sends it to sleep. Waking up, f.e. when the desktop makes some
> noise, or - whatever - some jabber-message comes in, does take some
> time, so, the event is really over, already, when a tail of a sample
> comes through the speakers...
>
> Another one: pulseaudio grabs the QuataFire with a certain samplerate
> I'm not supposed to change and I want to start jackd to make some
> recording in _another_ samperate, jackd won't start or the QuataFire
> gets mad or another unedifying thing happens. That sucks.
>
>
> Long story short: If I could tell pulseaudio not to care about the
> QuataFire (or any other certain device), everything would be easy to
> handle. Does pulseaudio has such a feature and how can I use it? (I've
> tried the terminal, but I haven't found it.)
>
> And if not - and some pulseaudio-dev is reading this - then put this
> feature on the wishlist, please!
>
> Greets!
> Mitsch
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