tom@email-addr-hidden wrote:
> -> the "Couldn't open device" looks suspicious
I guess you are not root.
> bmAttributes 37
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Implicit feedback Data
>> I guess this is one of the devices that use implicit feedback
>> synchronization, which is very buggy in the current driver. As far as
>> I know, only Jack works with these devices.
>
> Huh? How could that work with JACK if it doesn't with ALSA?
Jack uses ALSA; that driver code was tested only with Jack, and
expects the playback and capture streams to be opened at the same
time.
> Btw, this is what i get when trying to start JACK with it:
>
> ATTENTION: The capture device "hw:0,0" is already in use. The following
> applications are using your soundcard(s) so you should check them and
> stop them as necessary before trying to start JACK again:
>
> jackd (process ID 2341)
Even more bugginess. Maybe try the other Jack.
A patch series that should fix the bugs was posted on alsa-devel:
http://mailman.alsa-project.org/pipermail/alsa-devel/2013-August/065744.html
Regards,
Clemens
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Received on Sat Sep 21 04:15:02 2013
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