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PulseAudio/Examples - ArchWiki
https://wiki.archlinux.org/title/PulseAudio/Examples
1.1 User client configuration file example. 2 Set default input source. 3 Set the default output sink. 4 Set the default output sink profile. 5 Independent analog and digital outputs on the same card. 6 Simultaneous HDMI and analog output. 6.1 Alternative …
amixer, multiple sound cards, PulseAudio | HiFiBerry
https://www.hifiberry.com/docs/software/amixer-multiple-sound-cards-pulseaudio/
amixer -c 0 sset "Digital" 90% Simple mixer control 'Digital',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 207 Mono: Front Left: Playback 187 [90%] [-10.00dB] [on] Front Right: Playback 187 [90%] [-10.00dB] [on] Last updated: November 30, 2021
1257050 - Upmix mono audio to stereo when using PulseAudio ...
https://bugzilla.mozilla.org/show_bug.cgi?id=1257050
When PulseAudio is configured to not remix, it maps single-channel audio to a "mono" channel (or Firefox/ffmpeg/cubeb sends that channel map?), which it then discards. An appalling default, but unfortunately some PA devs seem to have a tenuous link to reality :J Stereo audio in this case receives a default map of front-left+front-right, which is played properly.
paplay - Play back audio files on a PulseAudio sound server
https://manpages.ubuntu.com/manpages/trusty/man1/paplay.1.html
Dumps the current playback time to STDERR during playback. -s | --server =SERVER Choose the server to connect to. -d | --device =SINK Specify the symbolic name of the sink to play this file on. -n | --client-name =NAME Specify the client name paplay shall pass to the server when connecting. --stream-name =NAME Specify the stream name paplay shall pass to the server when creating …
Pulseaudio does not mute speaker when headphones are ...
https://bbs.archlinux.org/viewtopic.php?id=266611
Simple mixer control 'Master',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 87 Mono: Playback 60 [69%] [-20.25dB] [on] Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 87 Mono: Front Left: Playback 0 [0%] [ …
pulseaudio - How to know if a sound card is capture only ...
https://askubuntu.com/questions/1225729/how-to-know-if-a-sound-card-is-capture-only-playback-only-or-capture-and-playba
Is there a command line i can apply to know if a sound card is capture only, playback only or "capture and playback" ? I have found pacmd with this following pulseaudio command line: pacmd list-cards But i'm a bit confusing because my "jack mono to USB" card has inputs and outputs ... Here is the output for this sound card generated by pacmd:
audio - raspberry only play mono sound - Stack Overflow
https://stackoverflow.com/questions/21233803/raspberry-only-play-mono-sound
the Mono playback is weird for me and the Limites of the playback are also suspicious. If I install pulseaudio then amixer takes A LOT OF TIME to respond BUT this is the result: amixer Simple mixer control 'Master',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 65536 Mono ...
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