Beyond Linux® From Scratch (System V Edition) - Version 2021-04-13

Chapter 42. Multimedia Libraries and Drivers

Pipewire-0.3.24

Introduction to Pipewire

The pipewire package contains a server and user-space API to handle multimedia pipelines. This includes a universal API to connect to multimedia devices, as well as sharing multimedia files between applications.

This package is known to build and work properly using an LFS-10.1 platform.

Package Information

Pipewire Dependencies

Required

BlueZ-5.56, FFmpeg-4.4, gstreamer-1.18.4, gst-plugins-base-1.18.4, libva-2.11.0, PulseAudio-14.2, SBC-1.5, SDL2-2.0.14, and v4l-utils-1.20.0

Optional

Valgrind-3.17.0, Doxygen-1.9.1 and Graphviz-2.47.0 (for documentation), JACK, ldacBT, Vulkan, and xmltoman

User Notes: http://wiki.linuxfromscratch.org/blfs/wiki/pipewire

Installation of Pipewire

Install pipewire by running the following commands: 

mkdir build &&
cd    build &&

meson --prefix=/usr .. &&
ninja

To test the result, issue: ninja test.

Now, as the root user: 

ninja install

Command Explanations

-Ddocs=true: This switch enables the generation of HTML documentation. The optional dependencies for documentation need to be installed for this to work.

-Dman=true: This switch enables the generation of manual pages. The optional dependencies for documentation need to be installed for this to work.

Contents

Installed Programs: pipewire, pipewire-media-session, pipewire-pulse, pw-cat, pw-cli, pw-dot, pw-dump, pw-jack, pw-metadata, pw-mididump, pw-mon, pw-profiler, pw-reserve, pw-top, spa-acp-tool, spa-inspect, spa-json-dump, spa-monitor, spa-resample, and pw-midiplay, pw-midirecord, pw-play, and pw-record (symlinks to pw-cat)
Installed Libraries: libpipewire-0.3.so and 30 modules below /usr/lib/pipewire-0.3
Installed Directories: /etc/pipewire, /usr/include/pipewire-0.3, /usr/include/spa-0.2, /usr/lib/alsa-lib, /usr/lib/gstreamer-1.0, /usr/lib/pipewire-0.3, and /usr/lib/spa-0.2

Short Descriptions

pipewire

is a service that allows access to multimedia devices and allows sharing of multimedia files between applications

pipewire-media-session

is a service that allows a desktop environment to know when media files are being played through pipewire

pipewire-pulse

starts a Pulseaudio-compatible version of the pipewire service

pw-cat

allows you to play or record media using a pipewire instance

pw-cli

allows you to interact with a pipewire instance

pw-dot

lists all of the daemons and objects in use by pipewire

pw-dump

dumps debug messages from a local or remote pipewire instance to the console

pw-jack

runs JACK applications on a pipewire instance.

pw-metadata

inspects, adds, and removes metadata for objects

pw-mididump

dumps MIDI messages from a file to the screen

pw-mon

allows you to monitor pipewire instances

pw-profiler

tracks memory usage and API calls used by pipewire

pw-reserve

reserves or monitors a device via D-Bus

pw-top

displays real-time performance information from pipewire

spa-acp-tool

inspects the card profile of a given sound card

spa-inspect

allows you to inspect pipewire plugins

spa-json-dump

dumps the current pipewire configuration in JSON format.

spa-monitor

allows you to monitor pipewire plugins

spa-resample

resamples a given file

libpipewire-0.3.so

contains API functions for handling multimedia pipelines

Last updated on 2021-03-27 13:52:34 -0500