PipeWire 1.2.7
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Key Names

Key names used by SPA plugins More...

Files

file  keys.h
 spa/utils/keys.h
 

Macros

#define SPA_KEY_OBJECT_PATH   "object.path"
 for objects
 
#define SPA_KEY_MEDIA_CLASS   "media.class"
 Media class Ex.
 
#define SPA_KEY_MEDIA_ROLE   "media.role"
 Role: Movie, Music, Camera, Screen, Communication, Game, Notification, DSP, Production, Accessibility, Test.
 
#define SPA_KEY_API_UDEV   "api.udev"
 keys for udev api
 
#define SPA_KEY_API_UDEV_MATCH   "api.udev.match"
 udev subsystem match
 
#define SPA_KEY_API_ALSA   "api.alsa"
 keys for alsa api
 
#define SPA_KEY_API_ALSA_PATH   "api.alsa.path"
 alsa device path as can be used in snd_pcm_open() and snd_ctl_open().
 
#define SPA_KEY_API_ALSA_CARD   "api.alsa.card"
 alsa card number
 
#define SPA_KEY_API_ALSA_USE_UCM   "api.alsa.use-ucm"
 if UCM should be used
 
#define SPA_KEY_API_ALSA_IGNORE_DB   "api.alsa.ignore-dB"
 if decibel info should be ignored
 
#define SPA_KEY_API_ALSA_OPEN_UCM   "api.alsa.open.ucm"
 if UCM should be opened card
 
#define SPA_KEY_API_ALSA_DISABLE_LONGNAME    "api.alsa.disable-longname"
 if card long name should not be passed to MIDI port
 
#define SPA_KEY_API_ALSA_BIND_CTLS   "api.alsa.bind-ctls"
 alsa controls to bind as params
 
#define SPA_KEY_API_ALSA_CARD_ID   "api.alsa.card.id"
 info from alsa card_info
 
#define SPA_KEY_API_ALSA_CARD_COMPONENTS    "api.alsa.card.components"
 components from card_info
 
#define SPA_KEY_API_ALSA_CARD_DRIVER   "api.alsa.card.driver"
 driver from card_info
 
#define SPA_KEY_API_ALSA_CARD_NAME   "api.alsa.card.name"
 name from card_info
 
#define SPA_KEY_API_ALSA_CARD_LONGNAME   "api.alsa.card.longname"
 longname from card_info
 
#define SPA_KEY_API_ALSA_CARD_MIXERNAME   "api.alsa.card.mixername"
 mixername from card_info
 
#define SPA_KEY_API_ALSA_PCM_ID   "api.alsa.pcm.id"
 info from alsa pcm_info
 
#define SPA_KEY_API_ALSA_PCM_CARD   "api.alsa.pcm.card"
 card from pcm_info
 
#define SPA_KEY_API_ALSA_PCM_NAME   "api.alsa.pcm.name"
 name from pcm_info
 
#define SPA_KEY_API_ALSA_PCM_SUBNAME   "api.alsa.pcm.subname"
 subdevice_name from pcm_info
 
#define SPA_KEY_API_ALSA_PCM_STREAM   "api.alsa.pcm.stream"
 stream type from pcm_info
 
#define SPA_KEY_API_ALSA_PCM_CLASS   "api.alsa.pcm.class"
 class from pcm_info as string
 
#define SPA_KEY_API_ALSA_PCM_DEVICE   "api.alsa.pcm.device"
 device from pcm_info
 
#define SPA_KEY_API_ALSA_PCM_SUBDEVICE   "api.alsa.pcm.subdevice"
 subdevice from pcm_info
 
#define SPA_KEY_API_ALSA_PCM_SUBCLASS   "api.alsa.pcm.subclass"
 subclass from pcm_info as string
 
#define SPA_KEY_API_ALSA_PCM_SYNC_ID   "api.alsa.pcm.sync-id"
 sync id
 
#define SPA_KEY_API_V4L2   "api.v4l2"
 keys for v4l2 api
 
#define SPA_KEY_API_V4L2_PATH   "api.v4l2.path"
 v4l2 device path as can be used in open()
 
#define SPA_KEY_API_LIBCAMERA   "api.libcamera"
 keys for libcamera api
 
#define SPA_KEY_API_LIBCAMERA_PATH   "api.libcamera.path"
 libcamera device path as can be used in open()
 
#define SPA_KEY_API_LIBCAMERA_LOCATION   "api.libcamera.location"
 location of the camera: "front", "back" or "external"
 
#define SPA_KEY_API_LIBCAMERA_ROTATION   "api.libcamera.rotation"
 rotation of the camera: "0", "90", "180" or "270"
 
#define SPA_KEY_API_LIBCAMERA_CAP_DRIVER   "api.libcamera.cap.driver"
 info from libcamera_capability
 
#define SPA_KEY_API_LIBCAMERA_CAP_CARD   "api.libcamera.cap.card"
 caps from capability
 
#define SPA_KEY_API_LIBCAMERA_CAP_BUS_INFO   "api.libcamera.cap.bus_info
 bus_info from capability
 
#define SPA_KEY_API_LIBCAMERA_CAP_VERSION   "api.libcamera.cap.version"
 version from capability as u.
 
#define SPA_KEY_API_LIBCAMERA_CAP_CAPABILITIES    "api.libcamera.cap.capabilities"
 capabilities from capability
 
#define SPA_KEY_API_LIBCAMERA_CAP_DEVICE_CAPS    "api.libcamera.cap.device-caps"
 device_caps from capability
 
#define SPA_KEY_API_V4L2_CAP_DRIVER   "api.v4l2.cap.driver"
 info from v4l2_capability
 
#define SPA_KEY_API_V4L2_CAP_CARD   "api.v4l2.cap.card"
 caps from capability
 
#define SPA_KEY_API_V4L2_CAP_BUS_INFO   "api.v4l2.cap.bus_info"
 bus_info from capability
 
#define SPA_KEY_API_V4L2_CAP_VERSION   "api.v4l2.cap.version"
 version from capability as u.
 
#define SPA_KEY_API_V4L2_CAP_CAPABILITIES    "api.v4l2.cap.capabilities"
 capabilities from capability
 
#define SPA_KEY_API_V4L2_CAP_DEVICE_CAPS    "api.v4l2.cap.device-caps"
 device_caps from capability
 
#define SPA_KEY_API_BLUEZ5   "api.bluez5"
 keys for bluez5 api
 
#define SPA_KEY_API_BLUEZ5_PATH   "api.bluez5.path"
 a bluez5 path
 
#define SPA_KEY_API_BLUEZ5_DEVICE   "api.bluez5.device"
 an internal bluez5 device
 
#define SPA_KEY_API_BLUEZ5_CONNECTION   "api.bluez5.connection"
 bluez5 device connection status
 
#define SPA_KEY_API_BLUEZ5_TRANSPORT   "api.bluez5.transport"
 an internal bluez5 transport
 
#define SPA_KEY_API_BLUEZ5_PROFILE   "api.bluez5.profile"
 a bluetooth profile
 
#define SPA_KEY_API_BLUEZ5_ADDRESS   "api.bluez5.address"
 a bluetooth address
 
#define SPA_KEY_API_BLUEZ5_CODEC   "api.bluez5.codec"
 a bluetooth codec
 
#define SPA_KEY_API_BLUEZ5_CLASS   "api.bluez5.class"
 a bluetooth class
 
#define SPA_KEY_API_BLUEZ5_ICON   "api.bluez5.icon"
 a bluetooth icon
 
#define SPA_KEY_API_BLUEZ5_ROLE   "api.bluez5.role"
 "client" or "server"
 
#define SPA_KEY_API_JACK   "api.jack"
 keys for jack api
 
#define SPA_KEY_API_JACK_SERVER   "api.jack.server"
 a jack server name
 
#define SPA_KEY_API_JACK_CLIENT   "api.jack.client"
 an internal jack client
 
#define SPA_KEY_API_GLIB_MAINLOOP   "api.glib.mainloop"
 keys for glib api
 

Detailed Description

Key names used by SPA plugins

Macro Definition Documentation

◆ SPA_KEY_OBJECT_PATH

#define SPA_KEY_OBJECT_PATH   "object.path"

for objects

a unique path to identity the object

◆ SPA_KEY_MEDIA_CLASS

#define SPA_KEY_MEDIA_CLASS   "media.class"

Media class Ex.

"Audio/Device", "Video/Source",...

◆ SPA_KEY_MEDIA_ROLE

#define SPA_KEY_MEDIA_ROLE   "media.role"

Role: Movie, Music, Camera, Screen, Communication, Game, Notification, DSP, Production, Accessibility, Test.

◆ SPA_KEY_API_UDEV

#define SPA_KEY_API_UDEV   "api.udev"

keys for udev api

key for the udev api

◆ SPA_KEY_API_UDEV_MATCH

#define SPA_KEY_API_UDEV_MATCH   "api.udev.match"

udev subsystem match

◆ SPA_KEY_API_ALSA

#define SPA_KEY_API_ALSA   "api.alsa"

keys for alsa api

key for the alsa api

◆ SPA_KEY_API_ALSA_PATH

#define SPA_KEY_API_ALSA_PATH   "api.alsa.path"

alsa device path as can be used in snd_pcm_open() and snd_ctl_open().

◆ SPA_KEY_API_ALSA_CARD

#define SPA_KEY_API_ALSA_CARD   "api.alsa.card"

alsa card number

◆ SPA_KEY_API_ALSA_USE_UCM

#define SPA_KEY_API_ALSA_USE_UCM   "api.alsa.use-ucm"

if UCM should be used

◆ SPA_KEY_API_ALSA_IGNORE_DB

#define SPA_KEY_API_ALSA_IGNORE_DB   "api.alsa.ignore-dB"

if decibel info should be ignored

◆ SPA_KEY_API_ALSA_OPEN_UCM

#define SPA_KEY_API_ALSA_OPEN_UCM   "api.alsa.open.ucm"

if UCM should be opened card

◆ SPA_KEY_API_ALSA_DISABLE_LONGNAME

#define SPA_KEY_API_ALSA_DISABLE_LONGNAME    "api.alsa.disable-longname"

if card long name should not be passed to MIDI port

◆ SPA_KEY_API_ALSA_BIND_CTLS

#define SPA_KEY_API_ALSA_BIND_CTLS   "api.alsa.bind-ctls"

alsa controls to bind as params

◆ SPA_KEY_API_ALSA_CARD_ID

#define SPA_KEY_API_ALSA_CARD_ID   "api.alsa.card.id"

info from alsa card_info

id from card_info

◆ SPA_KEY_API_ALSA_CARD_COMPONENTS

#define SPA_KEY_API_ALSA_CARD_COMPONENTS    "api.alsa.card.components"

components from card_info

◆ SPA_KEY_API_ALSA_CARD_DRIVER

#define SPA_KEY_API_ALSA_CARD_DRIVER   "api.alsa.card.driver"

driver from card_info

◆ SPA_KEY_API_ALSA_CARD_NAME

#define SPA_KEY_API_ALSA_CARD_NAME   "api.alsa.card.name"

name from card_info

◆ SPA_KEY_API_ALSA_CARD_LONGNAME

#define SPA_KEY_API_ALSA_CARD_LONGNAME   "api.alsa.card.longname"

longname from card_info

◆ SPA_KEY_API_ALSA_CARD_MIXERNAME

#define SPA_KEY_API_ALSA_CARD_MIXERNAME   "api.alsa.card.mixername"

mixername from card_info

◆ SPA_KEY_API_ALSA_PCM_ID

#define SPA_KEY_API_ALSA_PCM_ID   "api.alsa.pcm.id"

info from alsa pcm_info

id from pcm_info

◆ SPA_KEY_API_ALSA_PCM_CARD

#define SPA_KEY_API_ALSA_PCM_CARD   "api.alsa.pcm.card"

card from pcm_info

◆ SPA_KEY_API_ALSA_PCM_NAME

#define SPA_KEY_API_ALSA_PCM_NAME   "api.alsa.pcm.name"

name from pcm_info

◆ SPA_KEY_API_ALSA_PCM_SUBNAME

#define SPA_KEY_API_ALSA_PCM_SUBNAME   "api.alsa.pcm.subname"

subdevice_name from pcm_info

◆ SPA_KEY_API_ALSA_PCM_STREAM

#define SPA_KEY_API_ALSA_PCM_STREAM   "api.alsa.pcm.stream"

stream type from pcm_info

◆ SPA_KEY_API_ALSA_PCM_CLASS

#define SPA_KEY_API_ALSA_PCM_CLASS   "api.alsa.pcm.class"

class from pcm_info as string

◆ SPA_KEY_API_ALSA_PCM_DEVICE

#define SPA_KEY_API_ALSA_PCM_DEVICE   "api.alsa.pcm.device"

device from pcm_info

◆ SPA_KEY_API_ALSA_PCM_SUBDEVICE

#define SPA_KEY_API_ALSA_PCM_SUBDEVICE   "api.alsa.pcm.subdevice"

subdevice from pcm_info

◆ SPA_KEY_API_ALSA_PCM_SUBCLASS

#define SPA_KEY_API_ALSA_PCM_SUBCLASS   "api.alsa.pcm.subclass"

subclass from pcm_info as string

◆ SPA_KEY_API_ALSA_PCM_SYNC_ID

#define SPA_KEY_API_ALSA_PCM_SYNC_ID   "api.alsa.pcm.sync-id"

sync id

◆ SPA_KEY_API_V4L2

#define SPA_KEY_API_V4L2   "api.v4l2"

keys for v4l2 api

key for the v4l2 api

◆ SPA_KEY_API_V4L2_PATH

#define SPA_KEY_API_V4L2_PATH   "api.v4l2.path"

v4l2 device path as can be used in open()

◆ SPA_KEY_API_LIBCAMERA

#define SPA_KEY_API_LIBCAMERA   "api.libcamera"

keys for libcamera api

key for the libcamera api

◆ SPA_KEY_API_LIBCAMERA_PATH

#define SPA_KEY_API_LIBCAMERA_PATH   "api.libcamera.path"

libcamera device path as can be used in open()

◆ SPA_KEY_API_LIBCAMERA_LOCATION

#define SPA_KEY_API_LIBCAMERA_LOCATION   "api.libcamera.location"

location of the camera: "front", "back" or "external"

◆ SPA_KEY_API_LIBCAMERA_ROTATION

#define SPA_KEY_API_LIBCAMERA_ROTATION   "api.libcamera.rotation"

rotation of the camera: "0", "90", "180" or "270"

◆ SPA_KEY_API_LIBCAMERA_CAP_DRIVER

#define SPA_KEY_API_LIBCAMERA_CAP_DRIVER   "api.libcamera.cap.driver"

info from libcamera_capability

driver from capbility

◆ SPA_KEY_API_LIBCAMERA_CAP_CARD

#define SPA_KEY_API_LIBCAMERA_CAP_CARD   "api.libcamera.cap.card"

caps from capability

◆ SPA_KEY_API_LIBCAMERA_CAP_BUS_INFO

#define SPA_KEY_API_LIBCAMERA_CAP_BUS_INFO   "api.libcamera.cap.bus_info

bus_info from capability

◆ SPA_KEY_API_LIBCAMERA_CAP_VERSION

#define SPA_KEY_API_LIBCAMERA_CAP_VERSION   "api.libcamera.cap.version"

version from capability as u.

u.u

◆ SPA_KEY_API_LIBCAMERA_CAP_CAPABILITIES

#define SPA_KEY_API_LIBCAMERA_CAP_CAPABILITIES    "api.libcamera.cap.capabilities"

capabilities from capability

◆ SPA_KEY_API_LIBCAMERA_CAP_DEVICE_CAPS

#define SPA_KEY_API_LIBCAMERA_CAP_DEVICE_CAPS    "api.libcamera.cap.device-caps"

device_caps from capability

◆ SPA_KEY_API_V4L2_CAP_DRIVER

#define SPA_KEY_API_V4L2_CAP_DRIVER   "api.v4l2.cap.driver"

info from v4l2_capability

driver from capbility

◆ SPA_KEY_API_V4L2_CAP_CARD

#define SPA_KEY_API_V4L2_CAP_CARD   "api.v4l2.cap.card"

caps from capability

◆ SPA_KEY_API_V4L2_CAP_BUS_INFO

#define SPA_KEY_API_V4L2_CAP_BUS_INFO   "api.v4l2.cap.bus_info"

bus_info from capability

◆ SPA_KEY_API_V4L2_CAP_VERSION

#define SPA_KEY_API_V4L2_CAP_VERSION   "api.v4l2.cap.version"

version from capability as u.

u.u

◆ SPA_KEY_API_V4L2_CAP_CAPABILITIES

#define SPA_KEY_API_V4L2_CAP_CAPABILITIES    "api.v4l2.cap.capabilities"

capabilities from capability

◆ SPA_KEY_API_V4L2_CAP_DEVICE_CAPS

#define SPA_KEY_API_V4L2_CAP_DEVICE_CAPS    "api.v4l2.cap.device-caps"

device_caps from capability

◆ SPA_KEY_API_BLUEZ5

#define SPA_KEY_API_BLUEZ5   "api.bluez5"

keys for bluez5 api

key for the bluez5 api

◆ SPA_KEY_API_BLUEZ5_PATH

#define SPA_KEY_API_BLUEZ5_PATH   "api.bluez5.path"

a bluez5 path

◆ SPA_KEY_API_BLUEZ5_DEVICE

#define SPA_KEY_API_BLUEZ5_DEVICE   "api.bluez5.device"

an internal bluez5 device

◆ SPA_KEY_API_BLUEZ5_CONNECTION

#define SPA_KEY_API_BLUEZ5_CONNECTION   "api.bluez5.connection"

bluez5 device connection status

◆ SPA_KEY_API_BLUEZ5_TRANSPORT

#define SPA_KEY_API_BLUEZ5_TRANSPORT   "api.bluez5.transport"

an internal bluez5 transport

◆ SPA_KEY_API_BLUEZ5_PROFILE

#define SPA_KEY_API_BLUEZ5_PROFILE   "api.bluez5.profile"

a bluetooth profile

◆ SPA_KEY_API_BLUEZ5_ADDRESS

#define SPA_KEY_API_BLUEZ5_ADDRESS   "api.bluez5.address"

a bluetooth address

◆ SPA_KEY_API_BLUEZ5_CODEC

#define SPA_KEY_API_BLUEZ5_CODEC   "api.bluez5.codec"

a bluetooth codec

◆ SPA_KEY_API_BLUEZ5_CLASS

#define SPA_KEY_API_BLUEZ5_CLASS   "api.bluez5.class"

a bluetooth class

◆ SPA_KEY_API_BLUEZ5_ICON

#define SPA_KEY_API_BLUEZ5_ICON   "api.bluez5.icon"

a bluetooth icon

◆ SPA_KEY_API_BLUEZ5_ROLE

#define SPA_KEY_API_BLUEZ5_ROLE   "api.bluez5.role"

"client" or "server"

◆ SPA_KEY_API_JACK

#define SPA_KEY_API_JACK   "api.jack"

keys for jack api

key for the JACK api

◆ SPA_KEY_API_JACK_SERVER

#define SPA_KEY_API_JACK_SERVER   "api.jack.server"

a jack server name

◆ SPA_KEY_API_JACK_CLIENT

#define SPA_KEY_API_JACK_CLIENT   "api.jack.client"

an internal jack client

◆ SPA_KEY_API_GLIB_MAINLOOP

#define SPA_KEY_API_GLIB_MAINLOOP   "api.glib.mainloop"

keys for glib api

whether glib mainloop runs in same thread as PW loop