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pulseaudio - 5.1 sound on Ubuntu 20.04 LTS with 3 …
https://askubuntu.com/questions/1240632/5-1-sound-on-ubuntu-20-04-lts-with-3-3-5mm-jacks-allows-stereo-onlly
My speakers is a Logitech 5.1 surround system with 6 speakers and 3 jacks. Running Windows 10 I can hear all 6 speakers separately, so the hardware is definitely OK. But Ubuntu always shows stereo and I can test front left and front right only. "PulseAudio Volume Control" only allows "Line stereo (connected)" and "Headphone (not connected)".
Enable 5.1 Surround Sound in Ubuntu Linux (PulseAudio ...
https://pjarnahom.wordpress.com/2010/12/20/enable-5-1-surround-sound-in-ubuntu-linux-pulseaudio/
hello all today we will see how to enable 5.1 audio in ubuntu. By default, PulseAudio in Ubuntu up to Jaunty is set to work with 2 speakers (front channels). Here is how to enable more than 2 speakers (channels) in Ubuntu – PulseAudio: Edit the PulseAudio daemon.conf file by pressing Alt + F2 and enter: gksu gedit /etc/pulse/daemon.conf.
pulseaudio - How to enable 5.1 sound on Ubuntu 20.04 - …
https://askubuntu.com/questions/1304002/how-to-enable-5-1-sound-on-ubuntu-20-04
tephen@stephen-Aspire-TC-605:~$ speaker-test -Dplug:surround51 -c6 -l1 -twav speaker-test 1.2.2 Playback device is plug:surround51 Stream parameters are 48000Hz, S16_LE, 6 channels WAV file(s) Playback open error: -2,No such file or directory tephen@stephen-Aspire-TC-605:~$ aplay -L |grep 5.*1 surround51 5.1 Surround output to Front, Center ...
Having Pulseaudio downmix Surround 5.1 to Stereo | Blog of ...
https://thedarkgod.wordpress.com/2013/08/26/having-pulseaudio-downmix-surround5-1-to-stereo/
After a good deal of gnashing of teeth, I finally managed to get Pulseaudio to Do The Right Thing™ (which is what the thing I want, not what it wants): downmixing Surround 5.1 to Stereo.. The problem was simple: I had a lot of lossless FLAC files containing Surround 5.1 audio (that is, 6 channels).
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/
Tick off all that your connected device supports (usually all). Finally, you have to enable S/PDIF passthrough (the same option is used for HDMI) in mpv, via ~/.config/mpv/mpv.conf: audio-spdif=ac3,dts,eac3 audio-channels=5.1 The full list of formats can be found in mpv (1) manpage.
pulseaudio - No Subwoofer in Ubuntu 19.04 5.1 Surround ...
https://askubuntu.com/questions/1160550/no-subwoofer-in-ubuntu-19-04-5-1-surround-sound-problem
No Subwoofer in Ubuntu 19.04 5.1 Surround Sound problem. Ask Question Asked 2 years, 6 months ago. Active 1 year, 5 months ago. Viewed 3k times ... Browse other questions tagged sound pulseaudio hdmi 19.04 or ask your own question. The Overflow Blog Keeping technologists in the flow state ...
How to configure 5.1 sound for PulseAudio?
https://sourceforge.net/p/sixfireusb/discussion/1341785/thread/7e16113b/
Here comes my problem: I want to use the card to connect to my 5.1 system as advertised by the manufacturer, but in pavucontrol I am only able to select stereo an mono profiles. The card just seems to be recognised as a standard USB sound card by pulseaudio/udev. So how can I set up 5.1 analog out for pulseaudio, I don't inted to use jack.
PulseAudio 13.0 release notes - freedesktop.org
https://www.freedesktop.org/wiki/Software/PulseAudio/Notes/13.0/
When applications play 5.1 surround audio, they have to tell PulseAudio the channel map of the content. The established naming standards for various surround setups aren't entirely consistent: what is called "rear" speakers in 5.1 setups is called "side" in 7.1 speaker setups. In the 7.1 arrangement the "rear" speakers are further back.
PulseAudio/Examples - ArchWiki - Arch Linux
https://wiki.archlinux.org/title/PulseAudio/Examples
Many people have a surround sound card, but have speakers for just two channels, so PulseAudio cannot really default to a surround sound setup. To enable all of the channels, edit /etc/pulse/daemon.conf : uncomment the default-sample-channels line (i.e. remove the semicolon from the beginning of the line) and set the value to 6 .
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