Patent attributes
A scanning system comprises a scanning device and a computing device. The scanning device scans an object to produce an original image, wherein the original image contains a plurality of colors. The computing device is electrically connected to the scanning device and performs an image processing method including steps: receiving the original image generated by the scanning device; specifying a number of the plurality of layers; assigning each color of the original image to one of the plurality of layers; determining a height of each layer; and mapping the height of each layer to the original image based on each color contained by each layer to produce a height image.