Metadata

Metadata interface. More...

Files
file	metadata.h
	pipewire/extensions/metadata.h

Data Structures
struct	pw_metadata_events
	Metadata events More...
struct	pw_metadata_methods
	Metadata methods More...
struct	pw_metadata

Macros
#define	PW_TYPE_INTERFACE_Metadata   PW_TYPE_INFO_INTERFACE_BASE "Metadata"
#define	PW_VERSION_METADATA   3
#define	PW_EXTENSION_MODULE_METADATA   PIPEWIRE_MODULE_PREFIX "module-metadata"
#define	PW_METADATA_EVENT_PROPERTY   0
#define	PW_METADATA_EVENT_NUM   1
#define	PW_VERSION_METADATA_EVENTS   0
#define	PW_METADATA_METHOD_ADD_LISTENER   0
#define	PW_METADATA_METHOD_SET_PROPERTY   1
#define	PW_METADATA_METHOD_CLEAR   2
#define	PW_METADATA_METHOD_NUM   3
#define	PW_VERSION_METADATA_METHODS   0
#define	pw_metadata_method(o, method, version, ...)
#define	pw_metadata_add_listener(c, ...)   pw_metadata_method(c,add_listener,0,__VA_ARGS__)
#define	pw_metadata_set_property(c, ...)   pw_metadata_method(c,set_property,0,__VA_ARGS__)
#define	pw_metadata_clear(c)   pw_metadata_method(c,clear,0)
#define	PW_KEY_METADATA_NAME   "metadata.name"

Detailed Description

Metadata interface.

Macro Definition Documentation

PW_TYPE_INTERFACE_Metadata

#define PW_TYPE_INTERFACE_Metadata   PW_TYPE_INFO_INTERFACE_BASE "Metadata"

PW_VERSION_METADATA

#define PW_VERSION_METADATA   3

PW_EXTENSION_MODULE_METADATA

#define PW_EXTENSION_MODULE_METADATA   PIPEWIRE_MODULE_PREFIX "module-metadata"

PW_METADATA_EVENT_PROPERTY

#define PW_METADATA_EVENT_PROPERTY   0

PW_METADATA_EVENT_NUM

#define PW_METADATA_EVENT_NUM   1

PW_VERSION_METADATA_EVENTS

#define PW_VERSION_METADATA_EVENTS   0

PW_METADATA_METHOD_ADD_LISTENER

#define PW_METADATA_METHOD_ADD_LISTENER   0

PW_METADATA_METHOD_SET_PROPERTY

#define PW_METADATA_METHOD_SET_PROPERTY   1

PW_METADATA_METHOD_CLEAR

#define PW_METADATA_METHOD_CLEAR   2

PW_METADATA_METHOD_NUM

#define PW_METADATA_METHOD_NUM   3

PW_VERSION_METADATA_METHODS

#define PW_VERSION_METADATA_METHODS   0

pw_metadata_method

#define pw_metadata_method	(		o,
			method,
			version,
			...
	)

pw_metadata_add_listener

#define pw_metadata_add_listener	(		c,
			...
	)		pw_metadata_method(c,add_listener,0,__VA_ARGS__)

See also

pw_metadata_methods.add_listener

pw_metadata_set_property

#define pw_metadata_set_property	(		c,
			...
	)		pw_metadata_method(c,set_property,0,__VA_ARGS__)

See also

pw_metadata_methods.set_property

pw_metadata_clear

#define pw_metadata_clear

(

c

)

pw_metadata_method(c,clear,0)

See also

pw_metadata_methods.clear

PW_KEY_METADATA_NAME

#define PW_KEY_METADATA_NAME   "metadata.name"