@class NSURL, NSMutableDictionary, NSDate, VNCanceller, VCPPhotosFaceProcessingContext, NSObject, VNClustererBuilder, NSMutableArray, NSString, VCPPhotosPersistenceDelegate, NSSet, NSMutableSet, PHPhotoLibrary, NSNumber, VCPSuggestionRequest, NSLock;
@protocol OS_dispatch_queue, OS_dispatch_group;

@interface VCPClusterer : NSObject {
    PHPhotoLibrary *_photoLibrary;
    VCPPhotosPersistenceDelegate *_persistenceDelegate;
    NSObject<OS_dispatch_queue> *_processingQueue;
    NSObject<OS_dispatch_group> *_processingGroup;
    struct atomic<bool> { struct __cxx_atomic_impl<bool, std::__cxx_atomic_base_impl<bool>> { _Atomic BOOL __a_value; } __a_; } _canceled;
    VCPPhotosFaceProcessingContext *_context;
    NSURL *_cacheDirUrl;
    NSURL *_cacheFileUrl;
    NSString *_clusteringType;
    NSNumber *_threshold;
    NSSet *_faceCSNsInClusterCache;
    unsigned long long _nextSeqNum;
    NSMutableSet *_faceIdStrsToAdd;
    NSMutableSet *_faceCSNsToRemove;
    unsigned long long _accumulatedChangesCount;
    unsigned long long _nextClusterTriggeringAccumulatedChangesCount;
    VNCanceller *_visionCanceler;
    VNClustererBuilder *_clusterBuilder;
    BOOL _rebuildClusterer;
    NSMutableArray *_outstandingSuggestionRequests;
    VCPSuggestionRequest *_currentSuggestionRequest;
    NSLock *_suggestionLock;
    NSLock *_currentStatusSnapshotLock;
    struct { unsigned long long countOfEligibleFaces; unsigned long long countOfFacesPendingToAdd; BOOL isClustering; BOOL rebuildRequired; } _currentStatusSnapshot;
    BOOL _currentStatusSnapshotIsValid;
    NSLock *_propertyDictionaryLock;
    NSMutableDictionary *_propertyDictionary;
    NSDate *_timestampOfLastClusterComparison;
    struct mach_timebase_info { unsigned int numer; unsigned int denom; } _timebase;
}

@property (readonly, nonatomic) BOOL needsFullSync;
@property (readonly, nonatomic) BOOL needsUpdate;
@property (readonly, nonatomic, getter=isReady) BOOL ready;
@property (nonatomic) unsigned long long clustererBringUpState;
@property (readonly, nonatomic) unsigned long long clustererState;

+ (BOOL)removeClusteringStateCacheWithURL:(id)a0 error:(id *)a1;

- (void)terminate;
- (id)status;
- (void).cxx_destruct;
- (unsigned long long)clusterCount;
- (id)_visionClusterMemmapFileInCacheDirectoryURL:(id)a0 clusterState:(id)a1 error:(id *)a2;
- (id)_bringUpStateDescription:(unsigned long long)a0;
- (void)_cancelClusteringAndRestoreClusterCache:(BOOL)a0;
- (id)_faceTorsoprintsFromFaceCSNs:(id)a0;
- (id)_faceTorsoprintsFromFaceIdentifiers:(id)a0 assignClusterSeqNumberIfNeeded:(BOOL)a1 updatedFaces:(id)a2 groupingIdentifiers:(id)a3;
- (id)_faceTorsoprintsFromFaces:(id)a0 assignClusterSeqNumberIfNeeded:(BOOL)a1 updatedFaces:(id)a2;
- (BOOL)_performAndPersistClustersWithFaceTorsoprintsToAdd:(id)a0 groupingIdentifiersToAdd:(id)a1 faceTorsoprintsToRemove:(id)a2 updatedFaces:(id)a3 cancelOrExtendTimeoutBlock:(id /* block */)a4 error:(id *)a5;
- (void)_processingQueueDetermineNextClusterTriggeringAccumulatedChangesCountIfNecessary;
- (BOOL)_processingQueueGetFaceClusterSequenceNumbersInClusterCache:(id *)a0 lastClusterSequenceNumber:(unsigned long long *)a1 error:(id *)a2;
- (BOOL)_processingQueueGetVisionClusters:(id)a0 minimumClusterSize:(unsigned long long)a1 returnClusterAsCountedSet:(BOOL)a2 excludedL0ClustersByL1ClusterId:(id *)a3 cancelOrExtendTimeoutBlock:(id /* block */)a4 error:(id *)a5;
- (BOOL)_processingQueuePerformForcedFaceClustering:(BOOL)a0 cancelOrExtendTimeoutBlock:(id /* block */)a1;
- (void)_processingQueueQuickSyncClustererWithPhotoLibraryUsingFacesInClusterCache:(id)a0 visionClusters:(id *)a1 cancelOrExtendTimeoutBlock:(id /* block */)a2;
- (BOOL)_processingQueueResetClusterCache:(id *)a0;
- (BOOL)_processingQueueRestoreClusterCacheAndSyncWithLibrary:(BOOL)a0 cancelOrExtendTimeoutBlock:(id /* block */)a1 error:(id *)a2;
- (BOOL)_processingQueueRestoreClusteringCacheWithCacheDirectoryURL:(id)a0 clusterState:(id)a1 threshold:(id)a2 error:(id *)a3;
- (BOOL)_processingQueueRestoreFromClusterSnapshotFileAtURL:(id)a0 error:(id *)a1;
- (BOOL)_processingQueueSaveClusterCache:(id *)a0;
- (void)_processingQueueSyncClustererWithPhotoLibraryUsingFacesInClusterCache:(id)a0 cancelOrExtendTimeoutBlock:(id /* block */)a1;
- (id)_propertyDictionaryFileURL;
- (void)_readPropertyDictionary;
- (void)_recordClusterRebuildRequired:(BOOL)a0;
- (void)_recordClusteringState:(BOOL)a0;
- (void)_recordCountOfPendingFacesToAdd:(unsigned long long)a0;
- (void)_recordCurrentStatus:(struct { unsigned long long x0; unsigned long long x1; BOOL x2; BOOL x3; })a0;
- (void)_recordIncrementCountOfPendingFacesToAdd:(unsigned long long)a0;
- (void)_removeEmptyGroups;
- (void)_removeVisionClusterCacheFilesNotReferencedByVisionClusterState:(id)a0;
- (id)_resolveConflictingL0ClustersFromVNClusters:(id)a0 excludedL0ClustersByL1ClusterId:(id *)a1 cancelOrExtendTimeoutBlock:(id /* block */)a2;
- (void)_setPropertyDictionaryValue:(id)a0 forKey:(id)a1;
- (id)_visionClusterStateDataBlobFromClusterSnapshotFileAtURL:(id)a0 error:(id *)a1;
- (void)cancelAllSuggestionRequests;
- (void)cancelClustering;
- (void)cancelSuggestionRequest:(id)a0;
- (void)clusterAndWaitWithCancelOrExtendTimeoutBlock:(id /* block */)a0;
- (void)clusterIfNecessaryAndWaitWithCancelOrExtendTimeoutBlock:(id /* block */)a0;
- (unsigned long long)clusteredFaceCount;
- (id)differencesBetweenClusterCacheAndLibrary:(id *)a0 excludedL0ClustersByL1ClusterId:(id *)a1 cancelOrExtendTimeoutBlock:(id /* block */)a2;
- (id)distanceBetweenLevel0ClusterIdentifiedByFaceCSN:(unsigned long long)a0 andLevel0ClusterIdentifiedByFaceCSN:(unsigned long long)a1 error:(id *)a2;
- (id)distancesFromClustersIdentifiedByFaceCSNs:(id)a0 toClustersIdentifiedByFaceCSNs:(id)a1 error:(id *)a2;
- (BOOL)getClusters:(id *)a0 threshold:(double *)a1 utilizingGPU:(BOOL *)a2 cancelOrExtendTimeoutBlock:(id /* block */)a3 error:(id *)a4;
- (id)initWithPhotoLibrary:(id)a0 andContext:(id)a1;
- (BOOL)isReadyToReturnSuggestions;
- (id)level0ClusterAsFaceCSNsByLevel0KeyFaceCSNForClusterIdentifiedByFaceCSN:(unsigned long long)a0 error:(id *)a1;
- (unsigned long long)numberOfAccumulatedClusterChanges;
- (id)requestSuggestionsForFaceClusterSequenceNumbers:(id)a0 withClusteringFlags:(id)a1 updateHandler:(id /* block */)a2 error:(id *)a3;
- (unsigned long long)restoreClusterCacheAndSyncWithLibrary:(BOOL)a0 cancelOrExtendTimeoutBlock:(id /* block */)a1 error:(id *)a2;
- (void)scheduleClusteringAfterRemovingFaceCSNs:(id)a0 addingFaceIdStrs:(id)a1;
- (id)suggestedFaceClusterSequenceNumbersForFaceClusterSequenceNumbersRepresentingClusters:(id)a0 error:(id *)a1;

@end