Instance Property

revision

The specific algorithm or implementation revision that’s used to perform the request.

Declaration

@property(readwrite, nonatomic, assign) NSUInteger revision;

See Also

Configuring a Request

completionHandler

The completion handler block that’s invoked after the request has finished processing.

preferBackgroundProcessing

A hint to minimize the resource burden of the request.

results

The collection of VNObservation results generated by request processing.

usesCPUOnly

A Boolean signifying that the Vision request should execute exclusively on the CPU.