You can select a crop region by entering values for the image extents. Alternatively, click Show Image to display an image preview and draw a rectangle of the area that you want to crop.
To manually enter the cropping extents, complete the following steps:
To define the crop region by drawing a rectangle, complete the following steps:
Draw a rectangle on the image to define the crop region as shown below.
The extents of the original image are displayed in the Image Extents panel on the Properties tab for easy reference.