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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.
linux - How do ALSA and PulseAudio relate? - Super User
https://superuser.com/questions/144648/how-do-alsa-and-pulseaudio-relate
Kernel: ALSA -> Userland: PulseAudio -> app1, app2, app3. In the typical Linux system, PulseAudio mixes audio from all your different apps and feeds them up the chain to ALSA. ALSA: Kernel: ALSA -> dmix -> Userland: app1, app2, app3. With just pure ALSA, you need dmix to mix multiple apps.
How to ask ALSA to output to a specific Pulseaudio sink ...
https://unix.stackexchange.com/questions/505931/how-to-ask-alsa-to-output-to-a-specific-pulseaudio-sink
BTW, you can also easily switch the Pulseaudio sink of the ALSA application with pavucontrol or pamcd; there's no need to specify one pulse endpoint in ~/.asoundrc for every Pulseaudio sink you want to use. I think the Pulseaudio connection database even restores the sink that was last used for a specific ALSA application, though I may remember that wrongly.
Noob’s Guide to Linux Audio: ALSA, OSS, and Pulse Audio ...
https://linuxhint.com/guide_linux_audio/
PulseAudio was initially released in 2004, and it’s now included and enabled by default in Ubuntu, Linux Mint, openSUSE, and other major distributions. The job of PulseAudio is to pass sound data between your applications and your hardware, directing sounds coming from ALSA to various output destinations, such as your computer speakers or ...
ALSA/PULSEAUDIO ----- PULSEAUDIO/ALSA - Raspberry Pi Forums
https://forums.raspberrypi.com/viewtopic.php?t=272049
re: alsa/pulseaudio ----- pulseaudio/alsa Sun May 03, 2020 7:03 pm Definetely, alsa is unable ( on a raspi 3B+ running stretch ) to play 4.0 or 5.1 audio without
How to reset PulseAudio and ALSA on Ubuntu …
https://www.mind-overflow.net/post/how-to-reset-pulseaudio-and-alsa-on-ubuntu/
Then, run the following command: sudo apt install pulseaudio alsa-base alsa-utils. Voilà. Reboot your machine and your audio will be good to go, ready to play your favorite tunes, meme videos and whatnot. Last update: 23 March …
How to Remove PulseAudio & use ALSA in Ubuntu Linux?
https://www.hecticgeek.com/how-to-remove-pulseaudio-use-alsa-ubuntu-linux/
PulseAudio is a powerful cross-platform (meaning that it can be used on different operating system environments) sound server. You can use it to directly access your audio hardware and carry the audio signals to output devices. Or because of the way it’s designed, you can use it as an a front-end for the existing, much older and mature sound servers, such as …
PulseAudio/Examples - ArchWiki
https://wiki.archlinux.org/title/PulseAudio/Examples
Like Pulseaudio, Alsa itself cuts off speakers when headphones are plugged in. Open alsamixer (in case of Realtek HDA alsamixer -c0) and change Auto-Mute mode to disabled. 5. Restart Pulseaudio $ pulseaudio -k $ pulseaudio --start Now you have two separate ports on the same sink in pulseaudio. They mute each other, so you can switch to ...
Re: [Alsa-user] pulseaudio reports error because probable ...
Bitte melden Sie diesen Fehler den ALSA-Entwicklern. Mar 24 16:41:50 [pulseaudio] [alsa-sink-USB Audio] alsa-sink.c: Wir wurden durch das POLLOUT-Set geweckt, allerdings lieferte ein anschließender snd_pcm_avail() den Wert 0 oder einen anderen Wert < min_avail. (No idea, why Thunderbird wraps the lines. It makes the logs hard to read.)
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