Instance Property

metadata

An array of metadata items for all metadata identifiers for which a value is available.

Declaration

@property(nonatomic, readonly) NSArray<AVMetadataItem *> *metadata;

Discussion

The array of AVMetadataItem instances can be filtered according to language using the metadataItemsFromArray:filteredAndSortedAccordingToPreferredLanguages: method. They can be filtered by identifier using the metadataItemsFromArray:filteredByIdentifier: method.

See Also

Managing Metadata

commonMetadata

An array of metadata item objects for each common metadata key for which a value is available.

availableMetadataFormats

An array containing the metadata formats available for the track.

- metadataForFormat:

Creates an array of metadata objects, one for each metadata item in the container of the specified format.

AVMetadataFormat

A value that defines a metadata format.