@class NSString; @interface PFMetadataIdentifier : NSObject @property (class, readonly) NSString *quickTimeMetadataOriginatingSignature; @property (class, readonly) NSString *quickTimeMetadataRenderOriginatingSignature; @property (class, readonly) NSString *quickTimeMetadataContentIdentifier; @property (class, readonly) NSString *quickTimeMetadataSpatialOverCaptureGroupIdentifier; @property (class, readonly) NSString *quickTimeMetadataContainsSpatialOverCaptureContent; @property (class, readonly) NSString *quickTimeMetadataVariationIdentifier; @property (class, readonly) NSString *quickTimeMetadataLivePhotoMinimumClientVersion; @property (class, readonly) NSString *quickTimeMetadataCaptureMode; @property (class, readonly) NSString *quickTimeUserDataVideoLoopingType; @property (class, readonly) NSString *quickTimeMetadataStillImageTime; @property (class, readonly) NSString *quickTimeMetadataKeyLocationISO6709; @property (class, readonly) NSString *quickTimeMetadataKeyActionVideoStabilizationStrength; @property (class, readonly) NSString *quickTimeMetadataVitalityTransitionScore; @property (class, readonly) NSString *quickTimeMetadataLivePhotoVitalityDisabled; @property (class, readonly) NSString *quickTimeMetadataLivePhotoVitalityLimitingAllowed; @property (class, readonly) NSString *quickTimeMetadataCinematicVideoRendering; @property (class, readonly) NSString *quickTimeMetadataCinematicVideoCinematography; @property (class, readonly) NSString *quicktimeMetadataCameraLensModel; @property (class, readonly) NSString *quicktimeMetadataCameraFocalLength35mmEquivalent; @property (class, readonly) NSString *quicktimeMetadataSpatialVideoRecommendedForImmersiveMode; @end