// This code demonstrates how to set the sub-array
        // size to 200x300 at location ( 500, 400 ) on a
        // 1024x1200 pixel image. The bias offset is 650
        // pixels with a bias column width of 100 pixels.
        // Then go back to normal mode.

        #include <iostream.h>
        #include "CController.h"
        using namespace std;
        using namespace arc;

        CController cController;

        // .... open driver, initialize, etc ....

        try {
            long lOldRows = 0, lOldCols = 0;

            cController.SetSubArray( &lOldRows, // Returns old image row size
                                     &lOldCols, // Returns old image column size
                                     500,       // Center row of sub-area
                                     400,       // Center col of sub-area
                                     650,       // Bias region offset
                                     100 );     // Bias region column size

            // .... take some sub-array images ....

            // Return to normal operational mode
            cController.UnsetSubArray( lOldRows, lOldCols );
        }
        catch ( std::exception &e )
        {
            cerr << "Exception Occurred: " << e.what() << endl;
        }