CMMetadataFormatDescriptionGetIdentifiers(_:)
Returns an array of metadata identifiers from a metadata format description.
Declaration
func CMMetadataFormatDescriptionGetIdentifiers(_ desc: CMMetadataFormatDescription) -> CFArray?Parameters
- desc:
The format description to inspect.
See Also
Working with Metadata Descriptions
CMMetadataDescriptionFlavorCMMetadataFormatDescriptionCreateWithKeys(allocator:metadataType:keys:formatDescriptionOut:)CMMetadataFormatDescriptionGetKeyWithLocalID(_:localKeyID:)CMMetadataFormatDescriptionCopyAsBigEndianMetadataDescriptionBlockBuffer(allocator:metadataFormatDescription:flavor:blockBufferOut:)CMMetadataFormatDescriptionCreateByMergingMetadataFormatDescriptions(allocator:sourceDescription:otherSourceDescription:formatDescriptionOut:)CMMetadataFormatDescriptionCreateFromBigEndianMetadataDescriptionBlockBuffer(allocator:bigEndianMetadataDescriptionBlockBuffer:flavor:formatDescriptionOut:)CMMetadataFormatDescriptionCreateFromBigEndianMetadataDescriptionData(allocator:bigEndianMetadataDescriptionData:size:flavor:formatDescriptionOut:)CMMetadataFormatDescriptionCreateWithMetadataFormatDescriptionAndMetadataSpecifications(allocator:sourceDescription:metadataSpecifications:formatDescriptionOut:)CMMetadataFormatDescriptionCreateWithMetadataSpecifications(allocator:metadataType:metadataSpecifications:formatDescriptionOut:)CMSwapBigEndianMetadataDescriptionToHost(_:_:)CMSwapHostEndianMetadataDescriptionToBig(_:_:)