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The rotate_image function has been updated. Additionally, the reading order is now correct in the case of the light version, provided that slope_deskew exceeds the slope_threshold.

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vahidrezanezhad 2025-03-30 15:34:27 +02:00
parent cf40f9ecc5
commit 9b04688ebc
2 changed files with 19 additions and 10 deletions
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27
src/eynollah/eynollah.py
View file

@ -4030,7 +4030,7 @@ class Eynollah:
all_found_textline_polygons[j][ij][:,0,0] = con_scaled[:,0, 0]
return all_found_textline_polygons
def filter_contours_inside_a_bigger_one(self,contours, image, marginal_cnts=None, type_contour="textregion"):
def filter_contours_inside_a_bigger_one(self,contours, contours_d_ordered, image, marginal_cnts=None, type_contour="textregion"):
if type_contour=="textregion":
areas = [cv2.contourArea(contours[j]) for j in range(len(contours))]
area_tot = image.shape[0]*image.shape[1]
@ -4067,8 +4067,10 @@ class Eynollah:
indexes_to_be_removed = np.sort(indexes_to_be_removed)[::-1]
for ind in indexes_to_be_removed:
contours.pop(ind)
if len(contours_d_ordered)>0:
contours_d_ordered.pop(ind)
return contours
return contours, contours_d_ordered
else:
contours_txtline_of_all_textregions = []
@ -4375,7 +4377,7 @@ class Eynollah:
all_found_textline_polygons = self.dilate_textregions_contours_textline_version(
all_found_textline_polygons)
all_found_textline_polygons = self.filter_contours_inside_a_bigger_one(
all_found_textline_polygons, textline_mask_tot_ea, type_contour="textline")
all_found_textline_polygons, None, textline_mask_tot_ea, type_contour="textline")
order_text_new = [0]
@ -4417,9 +4419,9 @@ class Eynollah:
textline_mask_tot_ea_deskew = resize_image(textline_mask_tot_ea,img_h_new, img_w_new )
slope_deskew, slope_first = 0, 0 #self.run_deskew(textline_mask_tot_ea_deskew)
slope_deskew, slope_first = self.run_deskew(textline_mask_tot_ea_deskew)
else:
slope_deskew, slope_first = 0, 0 #self.run_deskew(textline_mask_tot_ea)
slope_deskew, slope_first = self.run_deskew(textline_mask_tot_ea)
#print("text region early -2,5 in %.1fs", time.time() - t0)
#self.logger.info("Textregion detection took %.1fs ", time.time() - t1t)
num_col, num_col_classifier, img_only_regions, page_coord, image_page, mask_images, mask_lines, \
@ -4550,7 +4552,8 @@ class Eynollah:
cx_bigest_big, cy_biggest_big, _, _, _, _, _ = find_new_features_of_contours([contours_biggest])
cx_bigest, cy_biggest, _, _, _, _, _ = find_new_features_of_contours(contours_only_text_parent)
if np.abs(slope_deskew) >= SLOPE_THRESHOLD:
contours_only_text_d, hir_on_text_d = return_contours_of_image(text_only_d)
contours_only_text_parent_d = return_parent_contours(contours_only_text_d, hir_on_text_d)
@ -4647,13 +4650,19 @@ class Eynollah:
continue
else:
return pcgts
## check the ro order
#print("text region early 3 in %.1fs", time.time() - t0)
if self.light_version:
contours_only_text_parent = self.dilate_textregions_contours(
contours_only_text_parent)
contours_only_text_parent = self.filter_contours_inside_a_bigger_one(
contours_only_text_parent, text_only, marginal_cnts=polygons_of_marginals)
contours_only_text_parent , contours_only_text_parent_d_ordered = self.filter_contours_inside_a_bigger_one(
contours_only_text_parent, contours_only_text_parent_d_ordered, text_only, marginal_cnts=polygons_of_marginals)
#print("text region early 3.5 in %.1fs", time.time() - t0)
txt_con_org = get_textregion_contours_in_org_image_light(
contours_only_text_parent, self.image, slope_first, map=self.executor.map)
@ -4690,7 +4699,7 @@ class Eynollah:
all_found_textline_polygons = self.dilate_textregions_contours_textline_version(
all_found_textline_polygons)
all_found_textline_polygons = self.filter_contours_inside_a_bigger_one(
all_found_textline_polygons, textline_mask_tot_ea_org, type_contour="textline")
all_found_textline_polygons, None, textline_mask_tot_ea_org, type_contour="textline")
all_found_textline_polygons_marginals = self.dilate_textregions_contours_textline_version(
all_found_textline_polygons_marginals)
contours_only_text_parent, txt_con_org, all_found_textline_polygons, contours_only_text_parent_d_ordered, \

2
src/eynollah/utils/rotate.py
View file

@ -40,7 +40,7 @@ def rotate_image(img_patch, slope):
(h, w) = img_patch.shape[:2]
center = (w // 2, h // 2)
M = cv2.getRotationMatrix2D(center, slope, 1.0)
return cv2.warpAffine(img_patch, M, (w, h), flags=cv2.INTER_CUBIC, borderMode=cv2.BORDER_REPLICATE)
return cv2.warpAffine(img_patch, M, (w, h) )
def rotate_image_different( img, slope):
# img = cv2.imread('images/input.jpg')