PipeWire 0.3.77
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Metadata Impl

The metadata is used to store key/type/value pairs per object id. More...

Files

 

Data Structures

struct  pw_impl_metadata_events
 Metadata events, listen to them with pw_impl_metadata_add_listener. More...
 
struct  pw_impl_metadata
 

Macros

#define PW_VERSION_IMPL_METADATA_EVENTS   0
 

Functions

struct pw_impl_metadatapw_context_create_metadata (struct pw_context *context, const char *name, struct pw_properties *properties, size_t user_data_size)
 
const struct pw_propertiespw_impl_metadata_get_properties (struct pw_impl_metadata *metadata)
 Get the metadata properties. More...
 
int pw_impl_metadata_register (struct pw_impl_metadata *metadata, struct pw_properties *properties)
 
void pw_impl_metadata_destroy (struct pw_impl_metadata *metadata)
 
void * pw_impl_metadata_get_user_data (struct pw_impl_metadata *metadata)
 
int pw_impl_metadata_set_implementation (struct pw_impl_metadata *metadata, struct pw_metadata *impl)
 
struct pw_metadatapw_impl_metadata_get_implementation (struct pw_impl_metadata *metadata)
 
struct pw_globalpw_impl_metadata_get_global (struct pw_impl_metadata *metadata)
 Get the global of this metadata. More...
 
void pw_impl_metadata_add_listener (struct pw_impl_metadata *metadata, struct spa_hook *listener, const struct pw_impl_metadata_events *events, void *data)
 Add an event listener. More...
 
int pw_impl_metadata_set_property (struct pw_impl_metadata *metadata, uint32_t subject, const char *key, const char *type, const char *value)
 Set a property. More...
 
int pw_impl_metadata_set_propertyf (struct pw_impl_metadata *metadata, uint32_t subject, const char *key, const char *type, const char *fmt,...) 1(5
 

Detailed Description

The metadata is used to store key/type/value pairs per object id.

Macro Definition Documentation

◆ PW_VERSION_IMPL_METADATA_EVENTS

#define PW_VERSION_IMPL_METADATA_EVENTS   0

Function Documentation

◆ pw_context_create_metadata()

struct pw_impl_metadata * pw_context_create_metadata ( struct pw_context context,
const char *  name,
struct pw_properties properties,
size_t  user_data_size 
)

◆ pw_impl_metadata_get_properties()

const struct pw_properties * pw_impl_metadata_get_properties ( struct pw_impl_metadata metadata)

Get the metadata properties.

◆ pw_impl_metadata_register()

int pw_impl_metadata_register ( struct pw_impl_metadata metadata,
struct pw_properties properties 
)

◆ pw_impl_metadata_destroy()

void pw_impl_metadata_destroy ( struct pw_impl_metadata metadata)

◆ pw_impl_metadata_get_user_data()

void * pw_impl_metadata_get_user_data ( struct pw_impl_metadata metadata)

◆ pw_impl_metadata_set_implementation()

int pw_impl_metadata_set_implementation ( struct pw_impl_metadata metadata,
struct pw_metadata impl 
)

◆ pw_impl_metadata_get_implementation()

struct pw_metadata * pw_impl_metadata_get_implementation ( struct pw_impl_metadata metadata)

◆ pw_impl_metadata_get_global()

struct pw_global * pw_impl_metadata_get_global ( struct pw_impl_metadata metadata)

Get the global of this metadata.

◆ pw_impl_metadata_add_listener()

void pw_impl_metadata_add_listener ( struct pw_impl_metadata metadata,
struct spa_hook listener,
const struct pw_impl_metadata_events events,
void *  data 
)

Add an event listener.

◆ pw_impl_metadata_set_property()

int pw_impl_metadata_set_property ( struct pw_impl_metadata metadata,
uint32_t  subject,
const char *  key,
const char *  type,
const char *  value 
)

Set a property.

◆ pw_impl_metadata_set_propertyf()

int pw_impl_metadata_set_propertyf ( struct pw_impl_metadata metadata,
uint32_t  subject,
const char *  key,
const char *  type,
const char *  fmt,
  ... 
)