@class NSArray; @interface VNGenerateOpticalFlowRequest : VNTargetedImageRequest @property (nonatomic) unsigned long long computationAccuracy; @property (nonatomic) unsigned int outputPixelFormat; @property (nonatomic) BOOL keepNetworkOutput; @property (readonly, copy) NSArray *results; + (Class)configurationClass; + (const struct { unsigned long long x0; struct { int x0; int x1; } x1; struct { int x0; int x1; } x2; struct { int x0; int x1; } x3; } *)revisionAvailability; - (BOOL)wantsSequencedRequestObservationsRecording; - (BOOL)internalPerformRevision:(unsigned long long)a0 inContext:(id)a1 error:(id *)a2; - (void)applyConfigurationOfRequest:(id)a0; - (id)applicableDetectorTypeForRevision:(unsigned long long)a0 error:(id *)a1; - (id)newDefaultDetectorOptionsForRequestRevision:(unsigned long long)a0 session:(id)a1; - (BOOL)willAcceptCachedResultsFromRequestWithConfiguration:(id)a0; - (id)_createGeneratorOptionsForRequestRevision:(unsigned long long)a0 session:(id)a1 images:(id)a2 previousTargetImageIsCurrentRefImage:(BOOL)a3 previousObservation:(id)a4; - (BOOL)_internalPerformRevision:(unsigned long long)a0 inContext:(id)a1 previousObservation:(id)a2 error:(id *)a3; - (BOOL)allowsCachingOfResults; @end