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Description

The ROI (region of interest) is the rectangle colored box that appears on the screen when you select certain tools from the program sequence.   Some of the IP (Image Processing) tools work on the entire image and others allow you to define where you want them to work.  The ROI box allows you to tell that tool where to work.  The ROI box can be placed anywhere on the Viewer window and can be resized and rotated as needed.
Note this tool will change the ROI programmatically. The "EditROI" options will be overwritten when the tool is run/selected


When the ROI box is selected it will typicall turn red and 10 smaller boxes will be placed around the ROI so you can resize and rotate it. 

If you hold CTRL down when resizing the ROI will maintain a perfectly square shape.

If you hold Shift while rotating it will rotate in 15 degree increments.

If you right-click inside the ROI it will display the ROI property page which include such attribute as.