Re: carla or other mixer vets?

bingo.  "show".  spot on.  (i guess i got a bit gunshy of fleeting gui
flashes after this
<http://bugs.launchpad.net/ubuntu/+source/pavucontrol-qt/+bug/1872521> and
this <http://bugs.chromium.org/p/chromium/issues/detail?id=1091748>.)  and
thanks for the pactl pointers.


On Tue, Jun 16, 2020 at 7:24 PM gerry <[email protected]> wrote:

> Check "Show:" at the bottom of the Playback Tab in pavucontrol?
> I see it both in Playback and Recording and I can control it in both also.
> But not when Show: is set to "Applications"
>      (Same versions of OS and pavucontrol as you have)
>
> I see it here:
> root2:~/>pactl list sink-inputs
> Sink Input #94
>         Driver: module-loopback.c
>         Owner Module: 33
>         Client: n/a
>         Sink: 2
>         Sample Specification: s16le 2ch 44099Hz
>         Channel Map: front-left,front-right
>         Format: pcm, format.sample_format = "\"s16le\""  format.rate =
> "44100"
> format.channels = "2"  format.channel_map = "\"front-left,front-right\""
>         Corked: no
>         Mute: no
>         Volume: front-left: 60893 /  93% / -1.91 dB,   front-right: 60893
> /  93%
> / -1.91 dB
>                 balance 0.00
>         Buffer Latency: 7324 usec
>         Sink Latency: 13960 usec
>         Resample method: speex-float-1
>         Properties:
>                 media.role = "abstract"
>                 module-stream-restore.id =
> "sink-input-by-media-role:abstract"
>                 media.name = "Loopback from USB Headset H540 Analog
> Stereo"
>
> So you could control it as a "sink-input" with
>      pactl set-sink-input-volume 94 40000    (normal (100%) is 0x10000 or
> 65536)
>      pactl set-sink-input-volume 94 80%
>      pactl set-sink-input-volume 94 0.7
>
> Search for set-sink-input-volume in the pactl man page.

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