Contents

VNImageAlignmentObservation

The abstract superclass for image-analysis results that describe the relative alignment of two images.

Declaration

class VNImageAlignmentObservation

Overview

This abstract superclass forms the basis of image alignment or registration output. You receive its subclasses, such as VNImageTranslationAlignmentObservation and VNImageHomographicAlignmentObservation, by performing specific registration requests. Don’t create one of these classes yourself.

See Also

Image alignment