Method
PwgMetadataset
since: 0.1
Declaration [src]
_Bool
pwg_metadata_set (
PwgMetadata* self,
unsigned int subject,
const char* key,
const char* type,
const char* value,
GError** error
)
Description [src]
Sets or clears one metadata key. The named metadata object must be bound.
Stability: Unstable
Available since: 0.1
Parameters
subject-
Type:
unsigned intThe PipeWire global id associated with the metadata.
key-
Type:
const char*A metadata key.
The data is owned by the caller of the method. The value is a NUL terminated UTF-8 string. type-
Type:
const char*The metadata value type, or
NULL.The argument can be NULL.The data is owned by the caller of the method. The value is a NUL terminated UTF-8 string. value-
Type:
const char*The metadata value, or
NULLto clearkey.The argument can be NULL.The data is owned by the caller of the method. The value is a NUL terminated UTF-8 string. error-
Type:
GError **The return location for a recoverable error.
The argument can be NULL.If the return location is not NULL, then you must initialize it to aNULLGError*.The argument will be left initialized to NULLby the method if there are no errors.In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.