- Core Image
An option for the display orientation of the image whose features you want to detect.
An option for whether Core Image will perform additional processing to recognize closed eyes in detected faces.
An option for whether Core Image will perform additional processing to recognize smiles in detected faces.
An option identifying the focal length in pixels used in capturing images to be processed by the detector.
An option specifying the aspect ratio (width divided by height) of rectangles to search for.
Return Sub Features
An option specifying whether to return feature information for components of detected features.