CGImageMetadata
An immutable object that contains the XMP metadata associated with an image.
Declaration
class CGImageMetadataOverview
A CGImageMetadata object stores the metadata associated with an image. Create this object from your image’s associated XMP data, and use it to fetch individual metadata tags. You can search for specific tags, or enumerate all of the tags present for the image.
Topics
Creating an Image Metadata Type
Getting the Metadata Tags
CGImageMetadataCopyTagWithPath(_:_:_:)CGImageMetadataCopyTags(_:)CGImageMetadataCopyTagMatchingImageProperty(_:_:_:)CGImageMetadataCopyStringValueWithPath(_:_:_:)
Enumerating the Metadata Tags
CGImageMetadataEnumerateTagsUsingBlock(_:_:_:_:)CGImageMetadataTagBlockkCGImageMetadataEnumerateRecursively