[alsa-devel] Behringer Uphoria UMC204 usb audio capture only pops and clicks

[Andrew Reyes]

How do I reply to an existing thread? I'm not clear on that. Sorry about
that. I was under the impression I had to reply by using the same subject
description.


On Mon, Apr 21, 2014 at 8:25 AM, Daniel Mack <daniel at zonque.org> wrote:

> On 04/21/2014 05:12 AM, Andrew Reyes wrote:
> > Should I be posting somewhere else. If so can someone let me know where?
>
> Please don't start a new thread every time you post but reply to an
> existing thread. Given the traffic on this list, the conversation is not
> easy to follow otherwise.
>
> Regarding your issue - the descriptors look sane AFAICS. Please have a
> look at /proc/asound/card/xxx/stream* (where xxx is the index of your
> USB soundcard), and report the actual streaming frequency when playing
> at rates higher than 44.1khz.
>
> You can also monitor the values automatically, like so:
>
> (while sleep 0.123; do grep 'Momentary freq' /proc/asound/xxx/stream0;
> done) | uniq
>
>
> Also, how to you play the audio? Try with aplay, and try to tweak the
> values in the --buffer-size parameters.
>
>
> Daniel
>
>