See Also: AVMetadataItem Members
Metadata uses the concept of a "Key Space" that is a group of related identifiers, something like a programmatic namespace. These key spaces are defined in AVFoundation.AVMetadata:
Key Space | Constant |
---|---|
Common (contains standard version of most keys in most key spaces) | AVMetadata.KeySpaceCommon |
ID 3 | AVMetadata.KeySpaceID3 |
iTunes | AVMetadata.KeySpaceiTunes |
QuickTime User Data | AVMetadata.KeySpaceQuickTimeUserData |
QuickTime Metadata | AVMetadata.KeySpaceQuickTimeMetadata |