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

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_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_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_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