CMMetadataFormatDescriptionCreateByMergingMetadataFormatDescriptions(allocator:sourceDescription:otherSourceDescription:formatDescriptionOut:)

Declaration

func CMMetadataFormatDescriptionCreateByMergingMetadataFormatDescriptions(allocator: CFAllocator?, sourceDescription: CMMetadataFormatDescription, otherSourceDescription: CMMetadataFormatDescription, formatDescriptionOut: UnsafeMutablePointer<CMMetadataFormatDescription?>) -> OSStatus

Parameters

• allocator:

  Allocator to use for allocating the CMBlockBuffer object. May be NULL.

• sourceDescription:

  The metadata format description to merge.

• otherSourceDescription:

  Another metadata format description to merged

• formatDescriptionOut:

  Returns newly created metadata CMFormatDescription.

See Also

Working with Metadata Descriptions

• CMMetadataDescriptionFlavor
• CMMetadataFormatDescriptionCreateWithKeys(allocator:metadataType:keys:formatDescriptionOut:)
• CMMetadataFormatDescriptionGetKeyWithLocalID(_:localKeyID:)
• CMMetadataFormatDescriptionCopyAsBigEndianMetadataDescriptionBlockBuffer(allocator:metadataFormatDescription:flavor:blockBufferOut:)
• CMMetadataFormatDescriptionCreateFromBigEndianMetadataDescriptionBlockBuffer(allocator:bigEndianMetadataDescriptionBlockBuffer:flavor:formatDescriptionOut:)
• CMMetadataFormatDescriptionCreateFromBigEndianMetadataDescriptionData(allocator:bigEndianMetadataDescriptionData:size:flavor:formatDescriptionOut:)
• CMMetadataFormatDescriptionCreateWithMetadataFormatDescriptionAndMetadataSpecifications(allocator:sourceDescription:metadataSpecifications:formatDescriptionOut:)
• CMMetadataFormatDescriptionCreateWithMetadataSpecifications(allocator:metadataType:metadataSpecifications:formatDescriptionOut:)
• CMSwapBigEndianMetadataDescriptionToHost(_:_:)
• CMSwapHostEndianMetadataDescriptionToBig(_:_:)
• CMMetadataFormatDescriptionGetIdentifiers(_:)