fixed #40 and separators are also written in xml

3 years ago · 43c9302390
parent fce7cdfd8b
commit 43c9302390
2 changed files with 59 additions and 30 deletions
--- a/qurator/eynollah/eynollah.py
+++ b/qurator/eynollah/eynollah.py
@ -646,10 +646,13 @@ class Eynollah:
        _, thresh = cv2.threshold(imgray, 0, 255, 0)
        thresh = cv2.dilate(thresh, KERNEL, iterations=3)
        contours, _ = cv2.findContours(thresh, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
-        cnt_size = np.array([cv2.contourArea(contours[j]) for j in range(len(contours))])
-        cnt = contours[np.argmax(cnt_size)]
-        x, y, w, h = cv2.boundingRect(cnt)
-        box = [x, y, w, h]
+        if len(contours)>0:
+            cnt_size = np.array([cv2.contourArea(contours[j]) for j in range(len(contours))])
+            cnt = contours[np.argmax(cnt_size)]
+            x, y, w, h = cv2.boundingRect(cnt)
+            box = [x, y, w, h]
+        else:
+            box = [0, 0, img.shape[1], img.shape[0]]
        croped_page, page_coord = crop_image_inside_box(box, img)
        session_page.close()
        del model_page
@ -669,21 +672,25 @@ class Eynollah:
        _, thresh = cv2.threshold(imgray, 0, 255, 0)
        thresh = cv2.dilate(thresh, KERNEL, iterations=3)
        contours, _ = cv2.findContours(thresh, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
-        cnt_size = np.array([cv2.contourArea(contours[j]) for j in range(len(contours))])
-        cnt = contours[np.argmax(cnt_size)]
-        x, y, w, h = cv2.boundingRect(cnt)
-        if x <= 30:
-            w += x
-            x = 0
-        if (self.image.shape[1] - (x + w)) <= 30:
-            w = w + (self.image.shape[1] - (x + w))
-        if y <= 30:
-            h = h + y
-            y = 0
-        if (self.image.shape[0] - (y + h)) <= 30:
-            h = h + (self.image.shape[0] - (y + h))
-
-        box = [x, y, w, h]
+        
+        if len(contours)>0:
+            cnt_size = np.array([cv2.contourArea(contours[j]) for j in range(len(contours))])
+            cnt = contours[np.argmax(cnt_size)]
+            x, y, w, h = cv2.boundingRect(cnt)
+            if x <= 30:
+                w += x
+                x = 0
+            if (self.image.shape[1] - (x + w)) <= 30:
+                w = w + (self.image.shape[1] - (x + w))
+            if y <= 30:
+                h = h + y
+                y = 0
+            if (self.image.shape[0] - (y + h)) <= 30:
+                h = h + (self.image.shape[0] - (y + h))
+
+            box = [x, y, w, h]
+        else:
+            box = [0, 0, img.shape[1], img.shape[0]]
        croped_page, page_coord = crop_image_inside_box(box, self.image)
        cont_page.append(np.array([[page_coord[2], page_coord[0]], [page_coord[3], page_coord[0]], [page_coord[3], page_coord[1]], [page_coord[2], page_coord[1]]]))
        session_page.close()
@ -1253,6 +1260,11 @@ class Eynollah:
                
            mask_texts_only=(prediction_regions_org[:,:]==1)*1
            mask_images_only=(prediction_regions_org[:,:]==2)*1
+            
+            
+            
+            polygons_lines_xml, hir_lines_xml = return_contours_of_image(mask_lines_only)
+            polygons_lines_xml = textline_con_fil = filter_contours_area_of_image(mask_lines_only, polygons_lines_xml, hir_lines_xml, max_area=1, min_area=0.00001)

            polygons_of_only_texts = return_contours_of_interested_region(mask_texts_only, 1, 0.00001)
            polygons_of_only_lines = return_contours_of_interested_region(mask_lines_only, 1, 0.00001)
@ -1266,7 +1278,7 @@ class Eynollah:
            

            K.clear_session()
-            return text_regions_p_true, erosion_hurts
+            return text_regions_p_true, erosion_hurts, polygons_lines_xml
        except:
            
            if self.input_binary:
@ -1337,7 +1349,10 @@ class Eynollah:
            
            mask_images_only=(prediction_regions_org[:,:] ==2)*1
            
-
+            polygons_lines_xml, hir_lines_xml = return_contours_of_image(mask_lines_only)
+            polygons_lines_xml = textline_con_fil = filter_contours_area_of_image(mask_lines_only, polygons_lines_xml, hir_lines_xml, max_area=1, min_area=0.00001)
+            
+            
            polygons_of_only_texts = return_contours_of_interested_region(mask_texts_only,1,0.00001)
            
            polygons_of_only_lines = return_contours_of_interested_region(mask_lines_only,1,0.00001)
@ -1353,7 +1368,7 @@ class Eynollah:
            
            erosion_hurts = True
            K.clear_session()
-            return text_regions_p_true, erosion_hurts
+            return text_regions_p_true, erosion_hurts, polygons_lines_xml

    def do_order_of_regions_full_layout(self, contours_only_text_parent, contours_only_text_parent_h, boxes, textline_mask_tot):
        self.logger.debug("enter do_order_of_regions_full_layout")
@ -1829,7 +1844,7 @@ class Eynollah:
        self.logger.info("Enhancing took %ss ", str(time.time() - t0))

        t1 = time.time()
-        text_regions_p_1 ,erosion_hurts = self.get_regions_from_xy_2models(img_res, is_image_enhanced, num_col_classifier)
+        text_regions_p_1 ,erosion_hurts, polygons_lines_xml = self.get_regions_from_xy_2models(img_res, is_image_enhanced, num_col_classifier)
        self.logger.info("Textregion detection took %ss ", str(time.time() - t1))

        t1 = time.time()
@ -1840,7 +1855,7 @@ class Eynollah:

        if not num_col:
            self.logger.info("No columns detected, outputting an empty PAGE-XML")
-            pcgts = self.writer.build_pagexml_no_full_layout([], page_coord, [], [], [], [], [], [], [], [], [], [], cont_page)
+            pcgts = self.writer.build_pagexml_no_full_layout([], page_coord, [], [], [], [], [], [], [], [], [], [], cont_page, [])
            self.logger.info("Job done in %ss", str(time.time() - t1))
            return pcgts

@ -2056,7 +2071,7 @@ class Eynollah:
            else:
                order_text_new, id_of_texts_tot = self.do_order_of_regions(contours_only_text_parent_d_ordered, contours_only_text_parent_h_d_ordered, boxes_d, textline_mask_tot_d)

-            pcgts = self.writer.build_pagexml_full_layout(contours_only_text_parent, contours_only_text_parent_h, page_coord, order_text_new, id_of_texts_tot, all_found_texline_polygons, all_found_texline_polygons_h, all_box_coord, all_box_coord_h, polygons_of_images, polygons_of_tabels, polygons_of_drop_capitals, polygons_of_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page)
+            pcgts = self.writer.build_pagexml_full_layout(contours_only_text_parent, contours_only_text_parent_h, page_coord, order_text_new, id_of_texts_tot, all_found_texline_polygons, all_found_texline_polygons_h, all_box_coord, all_box_coord_h, polygons_of_images, polygons_of_tabels, polygons_of_drop_capitals, polygons_of_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page, polygons_lines_xml)
            self.logger.info("Job done in %ss", str(time.time() - t0))
            return pcgts
        else:
@ -2066,6 +2081,6 @@ class Eynollah:
            else:
                contours_only_text_parent_d_ordered = list(np.array(contours_only_text_parent_d_ordered)[index_by_text_par_con])
                order_text_new, id_of_texts_tot = self.do_order_of_regions(contours_only_text_parent_d_ordered, contours_only_text_parent_h, boxes_d, textline_mask_tot_d)
-            pcgts = self.writer.build_pagexml_no_full_layout(txt_con_org, page_coord, order_text_new, id_of_texts_tot, all_found_texline_polygons, all_box_coord, polygons_of_images, polygons_of_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page)
+            pcgts = self.writer.build_pagexml_no_full_layout(txt_con_org, page_coord, order_text_new, id_of_texts_tot, all_found_texline_polygons, all_box_coord, polygons_of_images, polygons_of_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page, polygons_lines_xml)
            self.logger.info("Job done in %ss", str(time.time() - t0))
            return pcgts
--- a/qurator/eynollah/writer.py
+++ b/qurator/eynollah/writer.py
@ -16,7 +16,7 @@ from ocrd_models.ocrd_page import (
        TextRegionType,
        ImageRegionType,
        TableRegionType,
-
+        SeparatorRegionType,
        to_xml
        )
 import numpy as np
@ -141,7 +141,7 @@ class EynollahXmlWriter():
        with open(out_fname, 'w') as f:
            f.write(to_xml(pcgts))

-    def build_pagexml_no_full_layout(self, found_polygons_text_region, page_coord, order_of_texts, id_of_texts, all_found_texline_polygons, all_box_coord, found_polygons_text_region_img, found_polygons_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page):
+    def build_pagexml_no_full_layout(self, found_polygons_text_region, page_coord, order_of_texts, id_of_texts, all_found_texline_polygons, all_box_coord, found_polygons_text_region_img, found_polygons_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page, polygons_lines_to_be_written_in_xml):
        self.logger.debug('enter build_pagexml_no_full_layout')

        # create the file structure
@ -178,10 +178,21 @@ class EynollahXmlWriter():
                points_co += str(int((found_polygons_text_region_img[mm][lmm,0,1] + page_coord[0]) / self.scale_y))
                points_co += ' '
            img_region.get_Coords().set_points(points_co[:-1])
+            
+        for mm in range(len(polygons_lines_to_be_written_in_xml)):
+            sep_hor = SeparatorRegionType(id=counter.next_region_id, Coords=CoordsType())
+            page.add_SeparatorRegion(sep_hor)
+            points_co = ''
+            for lmm in range(len(polygons_lines_to_be_written_in_xml[mm])):
+                points_co += str(int((polygons_lines_to_be_written_in_xml[mm][lmm,0,0] ) / self.scale_x))
+                points_co += ','
+                points_co += str(int((polygons_lines_to_be_written_in_xml[mm][lmm,0,1] ) / self.scale_y))
+                points_co += ' '
+            sep_hor.get_Coords().set_points(points_co[:-1])

        return pcgts

-    def build_pagexml_full_layout(self, found_polygons_text_region, found_polygons_text_region_h, page_coord, order_of_texts, id_of_texts, all_found_texline_polygons, all_found_texline_polygons_h, all_box_coord, all_box_coord_h, found_polygons_text_region_img, found_polygons_tables, found_polygons_drop_capitals, found_polygons_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page):
+    def build_pagexml_full_layout(self, found_polygons_text_region, found_polygons_text_region_h, page_coord, order_of_texts, id_of_texts, all_found_texline_polygons, all_found_texline_polygons_h, all_box_coord, all_box_coord_h, found_polygons_text_region_img, found_polygons_tables, found_polygons_drop_capitals, found_polygons_marginals, all_found_texline_polygons_marginals, all_box_coord_marginals, slopes, slopes_marginals, cont_page, polygons_lines_to_be_written_in_xml):
        self.logger.debug('enter build_pagexml_full_layout')

        # create the file structure
@ -223,7 +234,10 @@ class EynollahXmlWriter():

        for mm in range(len(found_polygons_text_region_img)):
            page.add_ImageRegion(ImageRegionType(id=counter.next_region_id, Coords=CoordsType(points=self.calculate_polygon_coords(found_polygons_text_region_img[mm], page_coord))))
-
+            
+        for mm in range(len(polygons_lines_to_be_written_in_xml)):
+            page.add_SeparatorRegion(ImageRegionType(id=counter.next_region_id, Coords=CoordsType(points=self.calculate_polygon_coords(polygons_lines_to_be_written_in_xml[mm], [0 , 0, 0, 0]))))
+            
        for mm in range(len(found_polygons_tables)):
            page.add_TableRegion(TableRegionType(id=counter.next_region_id, Coords=CoordsType(points=self.calculate_polygon_coords(found_polygons_tables[mm], page_coord))))