opencv-sample.py 文件源码

def match(self, templateimage, threshold=0.8):
        image = cv2.imread(self.sourceimage)
        template = cv2.imread(templateimage)
        result = cv2.matchTemplate(image, template, cv2.TM_CCOEFF_NORMED)
        similarity = cv2.minMaxLoc(result)[1]
        if similarity < threshold:
            return similarity
        else:
            return np.unravel_index(result.argmax(), result.shape)