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How to use _get_ratio_scope method in Airtest

Best Python code snippet using Airtest

multiscale_template_matching.py

Source:multiscale_template_matching.py

...142            if not self.record_pos is None:143                area, self.resolution = self._get_area_scope(self.im_source, self.im_search, self.record_pos, self.resolution)144                self.im_source = aircv.crop_image(self.im_source, area)145                check_source_larger_than_search(self.im_source, self.im_search)146            r_min, r_max = self._get_ratio_scope(147                self.im_source, self.im_search, self.resolution)148            s_gray, i_gray = img_mat_rgb_2_gray(self.im_search), img_mat_rgb_2_gray(self.im_source)149            confidence, max_loc, w, h, _ = self.multi_scale_search(150                i_gray, s_gray, ratio_min=r_min, ratio_max=r_max, step=self.scale_step, threshold=self.threshold)151            if not self.record_pos is None:152                max_loc = (max_loc[0] + area[0], max_loc[1] + area[1])153            154            # æ±åè¯å«ä½ç½®: ç®æ ä¸å¿ + ç®æ åºå:155            middle_point, rectangle = self._get_target_rectangle(max_loc, w, h)156            best_match = generate_result(middle_point, rectangle, confidence)157            LOGGING.debug("[%s] threshold=%s, result=%s" %158                        (self.METHOD_NAME, self.threshold, best_match))159            return best_match if confidence >= self.threshold else None160        else:161            return None162    def _get_ratio_scope(self, src, templ, resolution):163        """é¢æµç¼©æ¾æ¯çä¸ä¸é."""164        H, W = src.shape[0], src.shape[1]165        th, tw = templ.shape[0], templ.shape[1]166        w, h = resolution167        rmin = min(H/h, W/w)  # æ°æ§æ¨¡æ¿æ¯ä¸é168        rmax = max(H/h, W/w)  # æ°æ§æ¨¡æ¿æ¯ä¸é169        ratio = max(th/H, tw/W)  # å°å¾å¤§å¾æ¯170        r_min = ratio*rmin171        r_max = ratio*rmax172        return max(r_min, self.scale_step), min(r_max, 0.99)173    def get_predict_point(self, record_pos, screen_resolution):174        """é¢æµç¼©æ¾åçç¹å»ä½ç½®ç¹."""175        delta_x, delta_y = record_pos176        _w, _h = screen_resolution...

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