[pulseaudio-discuss] using the line-out of my plugable usb audio adapter

[Paul Elliott]

I was able to set default profile with Debian/Settings/Audio/. It works
correctly now!

Thank You.

On Sat, Jan 28, 2023 at 12:53 AM Sean Greenslade <sean at seangreenslade.com>
wrote:

> On Fri, Jan 27, 2023 at 03:57:25PM -0500, Paul Elliott wrote:
> >>
> >> Can you post the output of this command while the card is plugged in?
> >
> > OK, here it is:
>
> I trimmed it down to just the card in question:
>
> > Card #3
> > Name: alsa_card.usb-C-Media_Electronics_Inc._USB_Audio_Device-00
> > Driver: module-alsa-card.c
> > Owner Module: 27
> > Properties:
> > alsa.card = "1"
> > alsa.card_name = "USB Audio Device"
> > alsa.long_card_name = "C-Media Electronics Inc. USB Audio Device at
> > usb-0000:00:1a.0-2, full speed"
> > alsa.driver_name = "snd_usb_audio"
> > device.bus_path = "pci-0000:00:1a.0-usb-0:2:1.0"
> > sysfs.path =
> "/devices/pci0000:00/0000:00:1a.0/usb2/2-2/2-2:1.0/sound/card1"
> > udev.id = "usb-C-Media_Electronics_Inc._USB_Audio_Device-00"
> > device.bus = "usb"
> > device.vendor.id = "0d8c"
> > device.vendor.name = "C-Media Electronics, Inc."
> > device.product.id = "0014"
> > device.product.name = "Audio Adapter (Unitek Y-247A)"
> > device.serial = "C-Media_Electronics_Inc._USB_Audio_Device"
> > device.string = "1"
> > device.description = "Audio Adapter (Unitek Y-247A)"
> > module-udev-detect.discovered = "1"
> > device.icon_name = "audio-card-usb"
>
> Here we see the available profiles of the card:
>
> > Profiles:
> > input:mono-fallback: Mono Input (sinks: 0, sources: 1, priority: 1,
> > available: yes)
> > input:multichannel-input: Multichannel Input (sinks: 0, sources: 1,
> > priority: 1, available: yes)
> > output:analog-stereo: Analog Stereo Output (sinks: 1, sources: 0,
> priority:
> > 6500, available: yes)
> > output:analog-stereo+input:mono-fallback: Analog Stereo Output + Mono
> Input
> > (sinks: 1, sources: 1, priority: 6501, available: yes)
> > output:analog-stereo+input:multichannel-input: Analog Stereo Output +
> > Multichannel Input (sinks: 1, sources: 1, priority: 6501, available: yes)
> > output:iec958-stereo: Digital Stereo (IEC958) Output (sinks: 1, sources:
> 0,
> > priority: 5500, available: yes)
> > output:iec958-stereo+input:mono-fallback: Digital Stereo (IEC958) Output
> +
> > Mono Input (sinks: 1, sources: 1, priority: 5501, available: yes)
> > output:iec958-stereo+input:multichannel-input: Digital Stereo (IEC958)
> > Output + Multichannel Input (sinks: 1, sources: 1, priority: 5501,
> > available: yes)
> > output:iec958-ac3-surround-51: Digital Surround 5.1 (IEC958/AC3) Output
> > (sinks: 1, sources: 0, priority: 300, available: yes)
> > output:iec958-ac3-surround-51+input:mono-fallback: Digital Surround 5.1
> > (IEC958/AC3) Output + Mono Input (sinks: 1, sources: 1, priority: 301,
> > available: yes)
> > output:iec958-ac3-surround-51+input:multichannel-input: Digital Surround
> > 5.1 (IEC958/AC3) Output + Multichannel Input (sinks: 1, sources: 1,
> > priority: 301, available: yes)
> > off: Off (sinks: 0, sources: 0, priority: 0, available: yes)
>
> And the current active profile is one that only handles the output:
>
> > Active Profile: output:analog-stereo
>
> Try this command to set it to the combo stereo output plus multichannel
> input (though this card probably only has mono input):
>
> $ pactl set-card-profile
> alsa_card.usb-C-Media_Electronics_Inc._USB_Audio_Device-00
> output:analog-stereo+input:multichannel-input
>
>
> --Sean
>
>

-- 
Paul Elliott                               1(512)837-1096
pelliott at BlackPatchPanel.com               3300 Plaza Drive, apt 1
http://www.free.blackpatchpanel.com/pme/   New Albany, IN 47150
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