mediaMetadata
Metadata for a newly-captured photograph.
Declaration
static let mediaMetadata: UIImagePickerController.InfoKeyDiscussion
This key is valid only when using an image picker whose source type is set to UIImagePickerController.SourceType.camera, and applies only to still images.
The value for this key is an NSDictionary object that contains the metadata of the photo that was just captured. To store the metadata along with the image in the Camera Roll, use the PHAssetChangeRequest class from the Photos framework.