Macros
#define	PW_KEY_PROTOCOL "pipewire.protocol"
	protocol used for connection

#define	PW_KEY_ACCESS "pipewire.access"
	how the client access is controlled

#define	PW_KEY_CLIENT_ACCESS "pipewire.client.access
	how the client wants to be access controlled

#define	PW_KEY_SEC_PID "pipewire.sec.pid"
	Various keys related to the identity of a client process and its security.

#define	PW_KEY_SEC_UID "pipewire.sec.uid"
	Client uid, set by protocol.

#define	PW_KEY_SEC_GID "pipewire.sec.gid"
	client gid, set by protocol

#define	PW_KEY_SEC_LABEL "pipewire.sec.label"
	client security label, set by protocol

#define	PW_KEY_SEC_SOCKET "pipewire.sec.socket"
	client socket name, set by protocol

#define	PW_KEY_SEC_ENGINE "pipewire.sec.engine"
	client secure context engine, set by protocol.

#define	PW_KEY_SEC_APP_ID "pipewire.sec.app-id"
	client secure application id

#define	PW_KEY_SEC_INSTANCE_ID "pipewire.sec.instance-id"
	client secure instance id

#define	PW_KEY_LIBRARY_NAME_SYSTEM "library.name.system"
	name of the system library to use

#define	PW_KEY_LIBRARY_NAME_LOOP "library.name.loop"
	name of the loop library to use

#define	PW_KEY_LIBRARY_NAME_DBUS "library.name.dbus"
	name of the dbus library to use

#define	PW_KEY_OBJECT_PATH "object.path"
	object properties

#define	PW_KEY_OBJECT_ID "object.id"
	a global object id

#define	PW_KEY_OBJECT_SERIAL "object.serial"
	a 64 bit object serial number.

#define	PW_KEY_OBJECT_LINGER "object.linger"
	the object lives on even after the client that created it has been destroyed

#define	PW_KEY_OBJECT_REGISTER "object.register"
	If the object should be registered.

#define	PW_KEY_OBJECT_EXPORT "object.export"
	If the object should be exported, since 0.3.72.

#define	PW_KEY_CONFIG_PREFIX "config.prefix"
	a config prefix directory

#define	PW_KEY_CONFIG_NAME "config.name"
	a config file name

#define	PW_KEY_CONFIG_OVERRIDE_PREFIX "config.override.prefix"
	a config override prefix directory

#define	PW_KEY_CONFIG_OVERRIDE_NAME "config.override.name"
	a config override file name

#define	PW_KEY_LOOP_NAME "loop.name"
	the name of a loop

#define	PW_KEY_LOOP_CLASS "loop.class"
	the classes this loop handles, array of strings

#define	PW_KEY_LOOP_RT_PRIO "loop.rt-prio"
	realtime priority of the loop

#define	PW_KEY_LOOP_CANCEL "loop.cancel"
	if the loop can be canceled

#define	PW_KEY_LOOP_RETRY_TIMEOUT "loop.retry-timeout"
	when the loop invoke queue is full, the timeout in microseconds before retrying.

#define	PW_KEY_CONTEXT_PROFILE_MODULES "context.profile.modules"
	a context profile for modules, deprecated

#define	PW_KEY_USER_NAME "context.user-name"
	The user name that runs pipewire.

#define	PW_KEY_HOST_NAME "context.host-name"
	The host name of the machine.

#define	PW_KEY_CORE_NAME "core.name"
	The name of the core.

#define	PW_KEY_CORE_VERSION "core.version"
	The version of the core.

#define	PW_KEY_CORE_DAEMON "core.daemon"
	If the core is listening for connections.

#define	PW_KEY_CORE_ID "core.id"
	the core id

#define	PW_KEY_CORE_MONITORS "core.monitors"
	the apis monitored by core.

#define	PW_KEY_CPU_MAX_ALIGN "cpu.max-align"
	maximum alignment needed to support all CPU optimizations

#define	PW_KEY_CPU_CORES "cpu.cores"
	number of cores

#define	PW_KEY_PRIORITY_SESSION "priority.session"
	priority in session manager

#define	PW_KEY_PRIORITY_DRIVER "priority.driver"
	priority to be a driver

#define	PW_KEY_REMOTE_NAME "remote.name"
	The name of the remote to connect to, default pipewire-0, overwritten by env(PIPEWIRE_REMOTE).

#define	PW_KEY_REMOTE_INTENTION "remote.intention"
	The intention of the remote connection, "generic", "screencast".

#define	PW_KEY_APP_NAME "application.name"
	application keys

#define	PW_KEY_APP_ID "application.id"
	a textual id for identifying an application logically.

#define	PW_KEY_APP_VERSION "application.version"
	application version.

#define	PW_KEY_APP_ICON "application.icon"
	aa base64 blob with PNG image data

#define	PW_KEY_APP_ICON_NAME "application.icon-name"
	an XDG icon name for the application.

#define	PW_KEY_APP_LANGUAGE "application.language"
	application language if applicable, in standard POSIX format.

#define	PW_KEY_APP_PROCESS_ID "application.process.id"
	process id (pid)

#define	PW_KEY_APP_PROCESS_BINARY "application.process.binary"
	binary name

#define	PW_KEY_APP_PROCESS_USER "application.process.user"
	user name

#define	PW_KEY_APP_PROCESS_HOST "application.process.host"
	host name

#define	PW_KEY_APP_PROCESS_MACHINE_ID "application.process.machine-id"
	the D-Bus host id the application runs on

#define	PW_KEY_APP_PROCESS_SESSION_ID "application.process.session-id"
	login session of the application, on Unix the value of $XDG_SESSION_ID.

#define	PW_KEY_WINDOW_X11_DISPLAY "window.x11.display"
	window system

#define	PW_KEY_CLIENT_ID "client.id"
	Client properties.

#define	PW_KEY_CLIENT_NAME "client.name"
	the client name

#define	PW_KEY_CLIENT_API "client.api"
	the client api used to access PipeWire

#define	PW_KEY_NODE_ID "node.id"
	Node keys.

#define	PW_KEY_NODE_NAME "node.name"
	node name

#define	PW_KEY_NODE_NICK "node.nick"
	short node name

#define	PW_KEY_NODE_DESCRIPTION "node.description"
	localized human readable node one-line description.

#define	PW_KEY_NODE_PLUGGED "node.plugged"
	when the node was created.

#define	PW_KEY_NODE_SESSION "node.session"
	the session id this node is part of

#define	PW_KEY_NODE_GROUP "node.group"
	the group id this node is part of.

#define	PW_KEY_NODE_SYNC_GROUP "node.sync-group"
	the sync group this node is part of.

#define	PW_KEY_NODE_SYNC "node.sync"
	if the sync-group is active or not

#define	PW_KEY_NODE_TRANSPORT "node.transport"
	if the transport is active or not

#define	PW_KEY_NODE_EXCLUSIVE "node.exclusive"
	node wants exclusive access to resources

#define	PW_KEY_NODE_AUTOCONNECT "node.autoconnect"
	node wants to be automatically connected to a compatible node

#define	PW_KEY_NODE_LATENCY "node.latency"
	the requested latency of the node as a fraction.

#define	PW_KEY_NODE_MAX_LATENCY "node.max-latency"
	the maximum supported latency of the node as a fraction.

#define	PW_KEY_NODE_LOCK_QUANTUM "node.lock-quantum"
	don't change quantum when this node is active

#define	PW_KEY_NODE_FORCE_QUANTUM "node.force-quantum"
	force a quantum while the node is active

#define	PW_KEY_NODE_RATE "node.rate"
	the requested rate of the graph as a fraction.

#define	PW_KEY_NODE_LOCK_RATE "node.lock-rate"
	don't change rate when this node is active

#define	PW_KEY_NODE_FORCE_RATE "node.force-rate"
	force a rate while the node is active.

#define	PW_KEY_NODE_DONT_RECONNECT "node.dont-reconnect"
	don't reconnect this node.

#define	PW_KEY_NODE_ALWAYS_PROCESS "node.always-process"
	process even when unlinked

#define	PW_KEY_NODE_WANT_DRIVER "node.want-driver"
	the node wants to be grouped with a driver node in order to schedule the graph.

#define	PW_KEY_NODE_PAUSE_ON_IDLE "node.pause-on-idle"
	pause the node when idle

#define	PW_KEY_NODE_SUSPEND_ON_IDLE "node.suspend-on-idle"
	suspend the node when idle

#define	PW_KEY_NODE_CACHE_PARAMS "node.cache-params"
	cache the node params

#define	PW_KEY_NODE_TRANSPORT_SYNC "node.transport.sync"
	the node handles transport sync

#define	PW_KEY_NODE_DRIVER "node.driver"
	node can drive the graph

#define	PW_KEY_NODE_DRIVER_ID "node.driver-id"
	the node id of the node assigned as driver for this node

#define	PW_KEY_NODE_ASYNC "node.async"
	the node wants async scheduling

#define	PW_KEY_NODE_LOOP_NAME "node.loop.name"
	the loop name fnmatch pattern to run in

#define	PW_KEY_NODE_LOOP_CLASS "node.loop.class"
	the loop class fnmatch pattern to run in

#define	PW_KEY_NODE_STREAM "node.stream"
	node is a stream, the server side should add a converter

#define	PW_KEY_NODE_VIRTUAL "node.virtual"
	the node is some sort of virtual object

#define	PW_KEY_NODE_PASSIVE "node.passive"
	indicate that a node wants passive links on output/input/all ports when the value is "out"/"in"/"true" respectively

#define	PW_KEY_NODE_LINK_GROUP "node.link-group"
	the node is internally linked to nodes with the same link-group.

#define	PW_KEY_NODE_NETWORK "node.network"
	the node is on a network

#define	PW_KEY_NODE_TRIGGER "node.trigger"
	the node is not scheduled automatically based on the dependencies in the graph but it will be triggered explicitly.

#define	PW_KEY_NODE_CHANNELNAMES "node.channel-names"
	names of node's channels (unrelated to positions)

#define	PW_KEY_NODE_DEVICE_PORT_NAME_PREFIX

#define	PW_KEY_PORT_ID "port.id"
	Port keys.

#define	PW_KEY_PORT_NAME "port.name"
	port name

#define	PW_KEY_PORT_DIRECTION "port.direction"
	the port direction, one of "in" or "out" or "control" and "notify" for control ports

#define	PW_KEY_PORT_ALIAS "port.alias"
	port alias

#define	PW_KEY_PORT_PHYSICAL "port.physical"
	if this is a physical port

#define	PW_KEY_PORT_TERMINAL "port.terminal"
	if this port consumes the data

#define	PW_KEY_PORT_CONTROL "port.control"
	if this port is a control port

#define	PW_KEY_PORT_MONITOR "port.monitor"
	if this port is a monitor port

#define	PW_KEY_PORT_CACHE_PARAMS "port.cache-params"
	cache the node port params

#define	PW_KEY_PORT_EXTRA "port.extra"
	api specific extra port info, API name should be prefixed.

#define	PW_KEY_PORT_PASSIVE "port.passive"
	the ports wants passive links, since 0.3.67

#define	PW_KEY_PORT_IGNORE_LATENCY "port.ignore-latency"
	latency ignored by peers, since 0.3.71

#define	PW_KEY_PORT_GROUP "port.group"
	the port group of the port 1.2.0

#define	PW_KEY_LINK_ID "link.id"
	link properties

#define	PW_KEY_LINK_INPUT_NODE "link.input.node"
	input node id of a link

#define	PW_KEY_LINK_INPUT_PORT "link.input.port"
	input port id of a link

#define	PW_KEY_LINK_OUTPUT_NODE "link.output.node"
	output node id of a link

#define	PW_KEY_LINK_OUTPUT_PORT "link.output.port"
	output port id of a link

#define	PW_KEY_LINK_PASSIVE "link.passive"
	indicate that a link is passive and does not cause the graph to be runnable.

#define	PW_KEY_LINK_FEEDBACK "link.feedback"
	indicate that a link is a feedback link and the target will receive data in the next cycle

#define	PW_KEY_LINK_ASYNC "link.async"
	the link is using async io

#define	PW_KEY_DEVICE_ID "device.id"
	device properties

#define	PW_KEY_DEVICE_NAME "device.name"
	device name

#define	PW_KEY_DEVICE_PLUGGED "device.plugged"
	when the device was created.

#define	PW_KEY_DEVICE_NICK "device.nick"
	a short device nickname

#define	PW_KEY_DEVICE_STRING "device.string"
	device string in the underlying layer's format.

#define	PW_KEY_DEVICE_API "device.api"
	API this device is accessed with.

#define	PW_KEY_DEVICE_DESCRIPTION "device.description"
	localized human readable device one-line description.

#define	PW_KEY_DEVICE_BUS_PATH "device.bus-path"
	bus path to the device in the OS' format.

#define	PW_KEY_DEVICE_SERIAL "device.serial"
	Serial number if applicable.

#define	PW_KEY_DEVICE_VENDOR_ID "device.vendor.id"
	vendor ID if applicable

#define	PW_KEY_DEVICE_VENDOR_NAME "device.vendor.name"
	vendor name if applicable

#define	PW_KEY_DEVICE_PRODUCT_ID "device.product.id"
	product ID if applicable

#define	PW_KEY_DEVICE_PRODUCT_NAME "device.product.name"
	product name if applicable

#define	PW_KEY_DEVICE_CLASS "device.class"
	device class

#define	PW_KEY_DEVICE_FORM_FACTOR "device.form-factor"
	form factor if applicable.

#define	PW_KEY_DEVICE_BUS "device.bus"
	bus of the device if applicable.

#define	PW_KEY_DEVICE_SUBSYSTEM "device.subsystem"
	device subsystem

#define	PW_KEY_DEVICE_SYSFS_PATH "device.sysfs.path"
	device sysfs path

#define	PW_KEY_DEVICE_ICON "device.icon"
	icon for the device.

#define	PW_KEY_DEVICE_ICON_NAME "device.icon-name"
	an XDG icon name for the device.

#define	PW_KEY_DEVICE_INTENDED_ROLES "device.intended-roles"
	intended use.

#define	PW_KEY_DEVICE_CACHE_PARAMS "device.cache-params"
	cache the device spa params

#define	PW_KEY_MODULE_ID "module.id"
	module properties

#define	PW_KEY_MODULE_NAME "module.name"
	the name of the module

#define	PW_KEY_MODULE_AUTHOR "module.author"
	the author's name

#define	PW_KEY_MODULE_DESCRIPTION "module.description"
	a human readable one-line description of the module's purpose.

#define	PW_KEY_MODULE_USAGE "module.usage"
	a human readable usage description of the module's arguments.

#define	PW_KEY_MODULE_VERSION "module.version"
	a version string for the module.

#define	PW_KEY_MODULE_DEPRECATED "module.deprecated"
	the module is deprecated with this message

#define	PW_KEY_FACTORY_ID "factory.id"
	Factory properties.

#define	PW_KEY_FACTORY_NAME "factory.name"
	the name of the factory

#define	PW_KEY_FACTORY_USAGE "factory.usage"
	the usage of the factory

#define	PW_KEY_FACTORY_TYPE_NAME "factory.type.name"
	the name of the type created by a factory

#define	PW_KEY_FACTORY_TYPE_VERSION "factory.type.version"
	the version of the type created by a factory

#define	PW_KEY_STREAM_IS_LIVE "stream.is-live"
	Stream properties.

#define	PW_KEY_STREAM_LATENCY_MIN "stream.latency.min"
	The minimum latency of the stream.

#define	PW_KEY_STREAM_LATENCY_MAX "stream.latency.max"
	The maximum latency of the stream.

#define	PW_KEY_STREAM_MONITOR "stream.monitor"
	Indicates that the stream is monitoring and might select a less accurate but faster conversion algorithm.

#define	PW_KEY_STREAM_DONT_REMIX "stream.dont-remix"
	don't remix channels

#define	PW_KEY_STREAM_CAPTURE_SINK "stream.capture.sink"
	Try to capture the sink output instead of source output.

#define	PW_KEY_MEDIA_TYPE "media.type"
	Media.

#define	PW_KEY_MEDIA_CATEGORY "media.category"
	Media Category: Playback, Capture, Duplex, Monitor, Manager.

#define	PW_KEY_MEDIA_ROLE "media.role"
	Role: Movie, Music, Camera, Screen, Communication, Game, Notification, DSP, Production, Accessibility, Test.

#define	PW_KEY_MEDIA_CLASS "media.class"
	class Ex: "Video/Source"

#define	PW_KEY_MEDIA_NAME "media.name"
	media name.

#define	PW_KEY_MEDIA_TITLE "media.title"
	title.

#define	PW_KEY_MEDIA_ARTIST "media.artist"
	artist.

#define	PW_KEY_MEDIA_ALBUM "media.album"
	album.

#define	PW_KEY_MEDIA_COPYRIGHT "media.copyright"
	copyright string

#define	PW_KEY_MEDIA_SOFTWARE "media.software"
	generator software

#define	PW_KEY_MEDIA_LANGUAGE "media.language"
	language in POSIX format.

#define	PW_KEY_MEDIA_FILENAME "media.filename"
	filename

#define	PW_KEY_MEDIA_ICON "media.icon"
	icon for the media, a base64 blob with PNG image data

#define	PW_KEY_MEDIA_ICON_NAME "media.icon-name"
	an XDG icon name for the media.

#define	PW_KEY_MEDIA_COMMENT "media.comment"
	extra comment

#define	PW_KEY_MEDIA_DATE "media.date"
	date of the media

#define	PW_KEY_MEDIA_FORMAT "media.format"
	format of the media

#define	PW_KEY_FORMAT_DSP "format.dsp"
	format related properties

#define	PW_KEY_AUDIO_CHANNEL "audio.channel"
	audio related properties

#define	PW_KEY_AUDIO_RATE "audio.rate"
	an audio samplerate

#define	PW_KEY_AUDIO_CHANNELS "audio.channels"
	number of audio channels

#define	PW_KEY_AUDIO_FORMAT "audio.format"
	an audio format.

#define	PW_KEY_AUDIO_ALLOWED_RATES "audio.allowed-rates"
	a list of allowed samplerates ex.

#define	PW_KEY_VIDEO_RATE "video.framerate"
	video related properties

#define	PW_KEY_VIDEO_FORMAT "video.format"
	a video format

#define	PW_KEY_VIDEO_SIZE "video.size"
	a video size as "<width>x<height"

#define	PW_KEY_TARGET_OBJECT "target.object"
	a target object to link to.

#define	PW_KEY_PRIORITY_MASTER PW_DEPRECATED("priority.master")

#define	PW_KEY_NODE_TARGET PW_DEPRECATED("node.target")

Detailed Description

pipewire/keys.h

Macros

Detailed Description