Abstract: A method of automatically calibrating a view image around a car includes installing at least one camera at front side, rear side, left side, and right side of the car respectively, obtaining a size of the car and location information of the at least four cameras, setting a plurality of reference points corresponding to each camera of the at least four cameras, utilizing one camera of the at least four cameras to capture a fisheye image including the plurality of reference points corresponding to the one camera, executing fisheye correction on the fisheye image to generate a corrected fisheye image, determining whether an image center of the camera is located within a predetermined range according to the corrected fisheye image, and performing a corresponding operation according to a determination result.