Provide information about the selected xy-pixel from an image, or a hash of images. :Params: iimage: in, required, type=image A 2D or 3D image array xpixel: in, required, type=int The X location on the image to fetch information from ypixel: in, required, type=int The y location on the image to fetch information from hsh: in, optional, type=HASH If a valid HASH, it should contain key/Image (string/array) pairs that will be described.