An option key passed into VNImage creations or requests that take an auxiliary image.
SDKs
Framework
typedef NSString *VNImageOption;
Pass an option key into the VNImage instance on creation or request. Option keys are used to describe specific properties of an image or specify how an image needs to be handled.
VNImageThe dictionary from CGImage containing metadata for algorithms like horizon detection.
VNImageAn option to specify the camera intrinstics as an NSData or CFData object representing a matrix.
VNImageAn option key to specify the CIContext to be used in the handler's Core Image operations.
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