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Can I configure PulseAudio or ALSA to treat the surround ...
https://unix.stackexchange.com/questions/650635/can-i-configure-pulseaudio-or-alsa-to-treat-the-surround-audio-ports-as-normal-h
I'm assuming that alsa has a specific profile set for this port that is not intended for use with headphones, so I am wondering whether there is a way, under Arch Linux, to take the configuration for the front headphone port and apply it to line out, as I won't be using surround audio systems at all.
[SOLVED] Sound stopped working with Alsa and Pulseaudio ...
https://bbs.archlinux.org/viewtopic.php?id=272231
I've tried re-installing the alsa, pulseaudio and alsa-utils packages in case that was the issue. ... Output + Analog Stereo Input (priority 5965, available: unknown) output:hdmi-surround: Digital Surround 5.1 (HDMI) Output (priority 800, available: no) output:hdmi-surround+input:analog-stereo: Digital Surround 5.1 (HDMI) Output + Analog Stereo ...
What is the relation between ALSA and PulseAudio sound ...
https://askubuntu.com/questions/581128/what-is-the-relation-between-alsa-and-pulseaudio-sound-architecture
ALSA is unable by itself to be used by multiple applications, so PulseAudio provides this functionality among others. Summarized: ALSA - dealing with the hardware, basically owning it. PulseAudio - a software proxy providing additional featues (mixing, equalizer) between your application and the ALSA/OSS subsystem.
PulseAudio/Examples - ArchWiki
https://wiki.archlinux.org/title/PulseAudio/Examples
Also make sure pulseaudio-alsa is not installed so standard ALSA clients do not default to pulse. Since pulseaudio-alsa contains only a configuration file /etc/asound.conf, if it is installed as dependency, one could simply comment all contents in /etc/asound.conf. alsamixer functions properly as well as any other ALSA clients. Also make sure common frameworks like Xine, …
audio - Alsa: snd-aloop is creating surround sound devices ...
https://unix.stackexchange.com/questions/430629/alsa-snd-aloop-is-creating-surround-sound-devices
Pulseaudio includes a compatibility layer to allow all ALSA applications to use Pulseaudio, via the pulse ALSA device. If you have an .asoundrc like. pcm.!default pulse ctl.!default pulse then every ALSA application will use Pulseaudio by default (unless you configure it to use a different ALSA device).
GitHub - ckevar/surround: Emulates surround system for ...
https://github.com/ckevar/surround
Surround needs the loopback of ALSA, that's why snd-aloop module has to be enabled: $ sudo modprobe snd-aloop. Select pulseaudio's output the snd-aloop that might have the following name "Analogue Output - Built-in Audio". Identify the ALSA devices input devices, the loopback also counts as ALSA device: $ arecord -l
Gentoo Forums :: View topic - [Solved]Pulseaudio Failed to ...
https://forums.gentoo.org/viewtopic-t-1012654-start-0.html
D: [pulseaudio] alsa-mixer.c: Skipping profile output:hdmi-surround-extra3+input:iec958-stereo - will not be able to open output:hdmi-surround-extra3 D: [pulseaudio] alsa-mixer.c: Profile set 0x2464f90, auto_profiles=yes, probed=yes, n_mappings=0, n_profiles=0, n_decibel_fixes=0
PulseAudio - Debian Wiki
https://wiki.debian.org/PulseAudio
PulseAudio has no default settings for surround sound support. To enable all channels, edit the file /etc/pulse/daemon.conf: uncomment default-sample-channels (ie remove the semicolon at the beginning of the line) and set it to 6 if you System 5.1 or 8, if your system is 7.1.
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).
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