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audio - How do I configure PulseAudio for 7.1 Surround ...
https://unix.stackexchange.com/questions/111428/how-do-i-configure-pulseaudio-for-7-1-surround-sound-over-hdmi
Restart PulseAudio: pulseaudio -k, as your normal user, assuming you're using per-user daemons (the default). Start it up again, even a simple aplay -l will work. Switch to the 7.1 profile. Personally, I used pactl set-card-profile 0 "output:hdmi-surround-71" to do this, but a GUI will work perfectly well, too. Run speaker-test -c 8 -t w. It ...
Getting DTS 5.1+ sound via S/PDIF or HDMI using PulseAudio ...
https://blogs.gentoo.org/mgorny/2021/07/25/getting-dts-5-1-sound-via-s-pdif-or-hdmi-using-pulseaudio/
If you’re using HDMI, the first prerequisite is to set the PulseAudio’s configuration profile to digital stereo (found on Configuration tab of pavucontrol). This could be a bit confusing but it actually enables you to transfer compressed surround sound.
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.
How to enable both built-in audio output and HDMI audio ...
https://unix.stackexchange.com/questions/143865/how-to-enable-both-built-in-audio-output-and-hdmi-audio-output-with-pulseaudio
Pulse would start, but no HDMI output. I compared the output of pacmd list-sinks in the two situations. When I added device=hw:0,3, that one would show up without ports. When HDMI output was chosen in pavucontrol, there would be ports. Looking at the output details, I came up with device=hdmi:0.
PulseAudio - Official Kodi Wiki
https://kodi.wiki/view/PulseAudio
PulseAudio is used when Kodi is installed in a desktop-environment rather than a dedicated/direct boot setup. PulseAudio allows normal video & audio playback in XBMC while at the same time allowing the user to get audio in their browser or other applications. It also allows Kodi playback of video or audio to be paused in order to run a game ...
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