Servidores de audio

https://wiki.archlinux.org/index.php/Sound_system

ALSA

• https://wiki.archlinux.org/index.php/Advanced_Linux_Sound_Architecture
• No necesita instalación ya que es un subsistema del kernel

Mostrar info

• Dispositivos

  ll /proc/asound
  grep . /proc/asound/{cards,devices,pcm}
  grep -R . /proc/asound/card1
  

  • Manera alternativa de mirarlo : aplay -l
  • ALSA Information Script
    • https://www.alsa-project.org/main/index.php/Help_To_Debug

Pipewire

Servidor de sonido y video

Paquetes

• Instalados
  • pipewire : Server and user space API to deal with multimedia pipelines
• Opcionales
  • pipewire-alsa : ALSA Configuration for PipeWire
  • pipewire-jack : Server and user space API to deal with multimedia pipelines (JACK support)
    • Wiki
  • pipewire-pulse : Server and user space API to deal with multimedia pipelines (PulseAudio support)
    • OJO! que este en la versión 0.3.17 sustituye a pulseaudio y pulseaudio-bluetooth por completo
  • wireplumber

Mostrar config

systemctl --user --full --no-pager status pipewire-pulse.{socket,service} pipewire.service
pw-mon  # Monitor objects on the PipeWire instance
pw-cli ls # alias de list-objects, admite filtros: [all|Core|Module|Device|Node|Port|Factory|Client|Link|Session|Endpoint|EndpointStream|<id>]

WirePlumber

Session manager para Pipweire que remplanza a pipewire-media-session

wpctl status # Mostrar objetos

Pulseaudio

• https://wiki.archlinux.org/index.php/PulseAudio
• Servidor de sonido entre ALSA y las aplicaciones. Ahora mismo es el estandar de facto.

Paquetes

• Instalados
  • pulseaudio : A featureful, general-purpose sound server
  • plasma-pa : Plasma applet for audio volume management using PulseAudio
    • libcanberra-pulse : PulseAudio plugin for libcanberra
• Opcionales
  • pulseaudio-alsa : ALSA Configuration for PulseAudio
  • pulseaudio-jack : Jack support for PulseAudio / for JACK sink, source and jackdbus detection
  • pavucontrol-qt : A Pulseaudio mixer in Qt (port of pavucontrol)

Mostrar config

https://forum.manjaro.org/t/sound-not-working-after-upgrade/2864/37

• Estado de los servicios

systemctl --user --full --no-pager status pulseaudio.{socket,service} 

• Comprobar los modulos

pactl list short modules

• Mostrar configuración

pactl stat # Paquete libpulse
pactl info
pacmd dump # Paquete pulseaudio

• Listar

pacmd list
pacmd list-cards
pacmd list-sinks
pacmd list-sink-inputs
pacmd list-sources

Acciones

• Reiniciar

systemctl --user restart pulseaudio

Programas

• https://gitlab.com/nodiscc/awesome-linuxaudio#awesome-linuxaudio

Docu

• https://wiki.thingsandstuff.org/Audio