Contents

VNTrackOpticalFlowRequest

An object that determines the direction change of vectors for each pixel from a previous to current image.

Declaration

class VNTrackOpticalFlowRequest

Overview

This request works at the pixel level, so both images must have the same dimensions to successfully perform the request.

Setting a region of interest isolates where to perform the change determination.

Topics

Creating an Optical Flow

Configuring the Request

Accessing the Results

See Also

Optical flow