Sets the image ROI to a given rectangle. If ROI is NULL and the value of the parameter rect is not equal to the whole image, ROI is allocated.

public static void cvSetImageROI(
	IntPtr image,
	Rectangle rect
)

Public Shared Sub cvSetImageROI ( _
	image As IntPtr, _
	rect As Rectangle _
)

public:
static void cvSetImageROI(
	IntPtr image, 
	Rectangle rect
)