Patent ID: 6760466
Filing Date: 2004-07-06
Classification: G06T

Abstract:
An automatic image replacement and rebuilding method, which is suitable for a system with a processing module and a storage module, by analyzing shading values and directions of an image of a sample object having a white background and dark grid characteristics, so that said image can be replaced and rebuilt, comprising the steps of:(a) analyzing a color of the image of said sample object, and filtering the color of said dark grid; (b) by comparing the image, which has filtered the color of said dark grid with the image of said sample object, a position and a direction of said dark grid is marked; (c) transforming the image of said sample object into a gray image; (d) subtracting the brightness difference caused by said dark grid at said position from said gray image; and (e) the intersection points of all lines are marked according to said position and said direction of said dark grid.