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PulseAudio/Examples - ArchWiki
https://wiki.archlinux.org/title/PulseAudio/Examples
The daemon itself uses a plain simple static configuration that uses your configured pcm.!default ALSA devices and nothing more. No replacement of ALSA's default, no playing with mixer levels, nothing but record/playback. Also make sure pulseaudio-alsa …
Pulseaudio + ALSA Configuration | Defective Compass
https://defectivecompass.wordpress.com/2007/12/16/pulseaudio-alsa-configuration/
To make alsa applications work directly with pulseaudio we just need to set the default pcm and ctl to the pulse alsa plugin (configuration shown later). The pulse plugin creates a new audio device called pulseaudio and maps its audio I/O to the default pulse sink which can be changed at runtime.
Pulseaudio cannot detect PCM device - NXP Community
https://community.nxp.com/t5/i-MX-Processors/Pulseaudio-cannot-detect-PCM-device/m-p/425755
But at start the Pulseaudio do not detect PCM devices. I try manually configure PA via # pactl load-module module-alsa-sink device="hw:1,0" got answer: Failure: Module initialization failed. and manually started (# pulseaudio --system -vvvv --log-meta) pulseaudio make log:
What is the relation between ALSA and PulseAudio sound ...
https://askubuntu.com/questions/581128/what-is-the-relation-between-alsa-and-pulseaudio-sound-architecture
As far as I know, ALSA is a package of many sound card drivers, and PulseAudio is a audio application that operate the sound data like mixing or equalizer. But why there is a control bar called PCM in the panel of alsamixer.
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