RegionOfInterestNode

Overview

Extracts a rectangular region from a grayscale image.

Inputs

• Image (GrayScaleImage)

• x (Int)

• y (Int)

• width (Int)

• height (Int)

Parameters

• x: default 0. Left edge of the ROI in pixels

• y: default 0. Top edge of the ROI in pixels

• width: default -1. ROI width; <= 0 uses the remaining image width

• height: default -1. ROI height; <= 0 uses the remaining image height

Outputs

• Result Image (GrayScaleImage)

Example

Set x=100, y=100, width=256, height=256 to crop a 256x256 region.