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audio - How to blacklist PulseAudio channels for Firefox ...
https://unix.stackexchange.com/questions/594097/how-to-blacklist-pulseaudio-channels-for-firefox-namely-monitor-of-hdmi-output
Can I disable or blacklist the Pulse Audio channel "Monitor of HDMI Output" as a valid input/recording source for Firefox? Perhaps within Firefox itself? If this source were hidden I would expect Firefox to behave much better within Jitsi Meet. EDIT/Update: The inability to select sound inputs in Firefox is a bug:
pulseaudio - How to blacklist a pacmd sink? - Unix & Linux ...
https://unix.stackexchange.com/questions/578444/how-to-blacklist-a-pacmd-sink
It looks like PulseAudio 14 put out a fix for your issue (switching to HDMI specifically) by adding a default blacklist option for HDMI outputs. In my case, I want to blacklist my CalDigit dock, so I've modified my /etc/pulse/default.pa with …
How to remove Nvidia HDMI audio output in PulseAudio ...
https://newbedev.com/how-to-remove-nvidia-hdmi-audio-output-in-pulseaudio
blacklist snd_hda_codec_hdmi Just set the soundcard's profile to "off", for example: pactl set-card-profile alsa_card.usb-Generic_ThinkPad_Dock_USB_Audio-00 off ... An alternative is to completely disable any auto connect functionality in pulseaudio, however I like this functionality in the case of my bluetooth headset. ...
How to blacklist a pacmd sink – iTecTec
https://itectec.com/unixlinux/how-to-blacklist-a-pacmd-sink/
It looks like PulseAudio 14 put out a fix for your issue (switching to HDMI specifically) by adding a default blacklist option for HDMI outputs. In my case, I want to blacklist my CalDigit dock, so I've modified my /etc/pulse/default.pa with the following:.ifexists module-switch-on-connect.so load-module module-switch-on-connect blacklist ...
pulseaudio - Disable HDMI sound - Ask Ubuntu
https://askubuntu.com/questions/1385768/disable-hdmi-sound
Whenever I launch a wine app, or lock the screen, it switches to the navi sound card, ie. the one on the GPU. I installed pavucontrol, I forced it to use the onboard audio in its config file, and it does, and any time I open the UI of pavucontrol, it shows that the navi card is disabled (before the forcing, it flat out switched it on regularly).
PulseAudio/Examples - ArchWiki - Arch Linux
https://wiki.archlinux.org/title/PulseAudio/Examples
Manually configuring PulseAudio to detect the Nvidia HDMI. Having identified which HDMI device is working, PulseAudio can be forced to use it via an edit to /etc/pulse/default.pa: # load-module module-alsa-sink device=hw:1,7 where the 1 is the card and the 7 is the device found to work in the previous section.
PulseAudio has no sound, only has Dummy Output - Ask …
https://askubuntu.com/questions/1359038/pulseaudio-has-no-sound-only-has-dummy-output
What we need to do now is to force Ubuntu to use the analog output by default instead of the HDMI interface, and here we need some information. Open a terminal and enter the following command. aplay -l. The terminal will list the device, card number, etc. Write down the card number and the analog output device number.
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