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* snd-loopback does not work
       [not found] <1878a0b4e6b85200-webhooks-bot@alsa-project.org>
@ 2025-11-16 23:32 ` GitHub issues - opened
  0 siblings, 0 replies; 4+ messages in thread
From: GitHub issues - opened @ 2025-11-16 23:32 UTC (permalink / raw)
  To: alsa-devel

alsa-project/alsa-lib issue #482 was opened from Sameguyy:

```
$pactl list short sources
80	alsa_output.platform-snd_aloop.0.analog-stereo.monitor	PipeWire	s32le 2ch 48000Hz	RUNNING
81	alsa_input.platform-snd_aloop.0.analog-stereo	PipeWire	s32le 2ch 48000Hz	RUNNING
```
These are two interfaces that Pipewire automatically pulled in, and the sound goes into 3.0 and doesn't leave from 3.1



That is, I play a sound on hw:3.0 and when I try to read something from hw:3.1 I get silence

aplay\arecord records silence
$ uname -r
6.17.8-arch1-1 Wayland PipeWire gnome



```$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 1: USB Audio [USB Audio #1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 3: HDMI 0 [SAMSUNG]
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 3: Loopback [Loopback], device 0: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
card 3: Loopback [Loopback], device 1: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7

I don't understand what I'm doing wrong
can sm1 guess

Issue URL     : https://github.com/alsa-project/alsa-lib/issues/482
Repository URL: https://github.com/alsa-project/alsa-lib

^ permalink raw reply	[flat|nested] 4+ messages in thread

* snd-loopback does not work
       [not found] <1878a0be96b49200-webhooks-bot@alsa-project.org>
@ 2025-11-16 23:33 ` GitHub issues - edited
  0 siblings, 0 replies; 4+ messages in thread
From: GitHub issues - edited @ 2025-11-16 23:33 UTC (permalink / raw)
  To: alsa-devel

alsa-project/alsa-lib issue #482 was edited from Sameguyy:

```
$pactl list short sources
80	alsa_output.platform-snd_aloop.0.analog-stereo.monitor	PipeWire	s32le 2ch 48000Hz	RUNNING
81	alsa_input.platform-snd_aloop.0.analog-stereo	PipeWire	s32le 2ch 48000Hz	RUNNING
```
These are two interfaces that Pipewire automatically pulled in, and the sound goes into 3.0 and doesn't leave from 3.1



That is, I play a sound on hw:3.0 and when I try to read something from hw:3.1 I get silence

aplay\arecord records silence
$ uname -r
6.17.8-arch1-1 Wayland PipeWire gnome



```$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 1: USB Audio [USB Audio #1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 3: HDMI 0 [SAMSUNG]
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 3: Loopback [Loopback], device 0: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
card 3: Loopback [Loopback], device 1: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
```

I don't understand what I'm doing wrong
can sm1 guess

Issue URL     : https://github.com/alsa-project/alsa-lib/issues/482
Repository URL: https://github.com/alsa-project/alsa-lib

^ permalink raw reply	[flat|nested] 4+ messages in thread

* snd-loopback does not work
       [not found] <1878a14f7bdd3e00-webhooks-bot@alsa-project.org>
@ 2025-11-16 23:43 ` GitHub issues - edited
  0 siblings, 0 replies; 4+ messages in thread
From: GitHub issues - edited @ 2025-11-16 23:43 UTC (permalink / raw)
  To: alsa-devel

alsa-project/alsa-lib issue #482 was edited from Sameguyy:

```
$pactl list short sources
80	alsa_output.platform-snd_aloop.0.analog-stereo.monitor	PipeWire	s32le 2ch 48000Hz	RUNNING
81	alsa_input.platform-snd_aloop.0.analog-stereo	PipeWire	s32le 2ch 48000Hz	RUNNING
```
These are two interfaces that Pipewire automatically pulled in, and the sound goes into 3.0 and doesn't leave from 3.1



That is, I play a sound on hw:3.0 and when I try to read something from hw:3.1 I get silence

aplay\arecord records silence
$ uname -r
6.17.8-arch1-1 Wayland PipeWire gnome



```$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 1: USB Audio [USB Audio #1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 3: HDMI 0 [SAMSUNG]
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 3: Loopback [Loopback], device 0: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
card 3: Loopback [Loopback], device 1: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
```

Issue URL     : https://github.com/alsa-project/alsa-lib/issues/482
Repository URL: https://github.com/alsa-project/alsa-lib

^ permalink raw reply	[flat|nested] 4+ messages in thread

* snd-loopback does not work
       [not found] <1878a1c25d983300-webhooks-bot@alsa-project.org>
@ 2025-11-16 23:51 ` GitHub issues - edited
  0 siblings, 0 replies; 4+ messages in thread
From: GitHub issues - edited @ 2025-11-16 23:51 UTC (permalink / raw)
  To: alsa-devel

alsa-project/alsa-lib issue #482 was edited from Sameguyy:

```
$pactl list short sources
80	alsa_output.platform-snd_aloop.0.analog-stereo.monitor	PipeWire	s32le 2ch 48000Hz	RUNNING
81	alsa_input.platform-snd_aloop.0.analog-stereo	PipeWire	s32le 2ch 48000Hz	RUNNING
```
These are two interfaces that Pipewire automatically pulled in, and the sound goes into 3.0 and doesn't leave from 3.1



That is, I play a sound on hw:3.0 and when I try to read something from hw:3.1 I get silence

aplay\arecord records silence
$ uname -r
6.17.8-arch1-1 Wayland PipeWire gnome



```$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: DACX6 [DAC-X6], device 1: USB Audio [USB Audio #1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 3: HDMI 0 [SAMSUNG]
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 3: Loopback [Loopback], device 0: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
card 3: Loopback [Loopback], device 1: Loopback PCM [Loopback PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
```

```
$pacman -Q | grep  alsa
alsa-card-profiles 1:1.4.9-1
alsa-lib 1.2.14-2
alsa-plugins 1:1.2.12-5
alsa-topology-conf 1.2.5.1-4
alsa-ucm-conf 1.2.14-2
alsa-utils 1.2.14-1
lib32-alsa-lib 1.2.14-2
lib32-alsa-plugins 1.2.12-1
vlc-plugin-alsa 3.0.21-31
```

Issue URL     : https://github.com/alsa-project/alsa-lib/issues/482
Repository URL: https://github.com/alsa-project/alsa-lib

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2025-11-16 23:53 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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     [not found] <1878a1c25d983300-webhooks-bot@alsa-project.org>
2025-11-16 23:51 ` snd-loopback does not work GitHub issues - edited
     [not found] <1878a14f7bdd3e00-webhooks-bot@alsa-project.org>
2025-11-16 23:43 ` GitHub issues - edited
     [not found] <1878a0be96b49200-webhooks-bot@alsa-project.org>
2025-11-16 23:33 ` GitHub issues - edited
     [not found] <1878a0b4e6b85200-webhooks-bot@alsa-project.org>
2025-11-16 23:32 ` GitHub issues - opened

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