The invention belongs to the technical field of image processing. The invention discloses a dual display apparatus for graphic image processing and a control method thereof. The control method of thedevice comprises the following steps of: a graphic image denoising module is adopted to denoise the acquired image; a graphic image preprocessing module is used for carrying out enhancement processingon cloud or texture of a graphic image; the dynamic range of the image is increased by adopting a graphic image gray scale transformation module; the image is more convenient to analyze and identifyby ...
