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import click
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import sys
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import os
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import numpy as np
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import warnings
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import xml.etree.ElementTree as ET
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from tqdm import tqdm
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import cv2
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from shapely import geometry
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from pathlib import Path
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KERNEL = np.ones((5, 5), np.uint8)
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with warnings.catch_warnings():
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warnings.simplefilter("ignore")
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def get_content_of_dir(dir_in):
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"""
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Listing all ground truth page xml files. All files are needed to have xml format.
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"""
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gt_all=os.listdir(dir_in)
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gt_list=[file for file in gt_all if file.split('.')[ len(file.split('.'))-1 ]=='xml' ]
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return gt_list
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def return_parent_contours(contours, hierarchy):
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contours_parent = [contours[i] for i in range(len(contours)) if hierarchy[0][i][3] == -1]
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return contours_parent
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def filter_contours_area_of_image_tables(image, contours, hierarchy, max_area, min_area):
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found_polygons_early = list()
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jv = 0
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for c in contours:
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if len(np.shape(c)) == 3:
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c = c[0]
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elif len(np.shape(c)) == 2:
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pass
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#c = c[0]
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if len(c) < 3: # A polygon cannot have less than 3 points
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continue
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c_e = [point for point in c]
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polygon = geometry.Polygon(c_e)
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# area = cv2.contourArea(c)
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area = polygon.area
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# Check that polygon has area greater than minimal area
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if area >= min_area * np.prod(image.shape[:2]) and area <= max_area * np.prod(image.shape[:2]): # and hierarchy[0][jv][3]==-1 :
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found_polygons_early.append(np.array([[point] for point in polygon.exterior.coords], dtype=np.int32))
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jv += 1
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return found_polygons_early
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def filter_contours_area_of_image(image, contours, order_index, max_area, min_area):
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found_polygons_early = list()
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order_index_filtered = list()
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#jv = 0
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for jv, c in enumerate(contours):
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if len(np.shape(c)) == 3:
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c = c[0]
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elif len(np.shape(c)) == 2:
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pass
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if len(c) < 3: # A polygon cannot have less than 3 points
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continue
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c_e = [point for point in c]
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polygon = geometry.Polygon(c_e)
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area = polygon.area
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if area >= min_area * np.prod(image.shape[:2]) and area <= max_area * np.prod(image.shape[:2]): # and hierarchy[0][jv][3]==-1 :
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found_polygons_early.append(np.array([[point] for point in polygon.exterior.coords], dtype=np.uint))
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order_index_filtered.append(order_index[jv])
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#jv += 1
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return found_polygons_early, order_index_filtered
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def return_contours_of_interested_region(region_pre_p, pixel, min_area=0.0002):
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# pixels of images are identified by 5
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if len(region_pre_p.shape) == 3:
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cnts_images = (region_pre_p[:, :, 0] == pixel) * 1
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else:
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cnts_images = (region_pre_p[:, :] == pixel) * 1
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cnts_images = cnts_images.astype(np.uint8)
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cnts_images = np.repeat(cnts_images[:, :, np.newaxis], 3, axis=2)
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imgray = cv2.cvtColor(cnts_images, cv2.COLOR_BGR2GRAY)
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ret, thresh = cv2.threshold(imgray, 0, 255, 0)
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contours_imgs, hierarchy = cv2.findContours(thresh, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
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contours_imgs = return_parent_contours(contours_imgs, hierarchy)
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contours_imgs = filter_contours_area_of_image_tables(thresh, contours_imgs, hierarchy, max_area=1, min_area=min_area)
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return contours_imgs
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def update_region_contours(co_text, img_boundary, erosion_rate, dilation_rate, y_len, x_len):
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co_text_eroded = []
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for con in co_text:
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img_boundary_in = np.zeros( (y_len,x_len) )
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img_boundary_in = cv2.fillPoly(img_boundary_in, pts=[con], color=(1, 1, 1))
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#img_boundary_in = cv2.erode(img_boundary_in[:,:], KERNEL, iterations=7)#asiatica
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if erosion_rate > 0:
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img_boundary_in = cv2.erode(img_boundary_in[:,:], KERNEL, iterations=erosion_rate)
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pixel = 1
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min_size = 0
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con_eroded = return_contours_of_interested_region(img_boundary_in,pixel, min_size )
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try:
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co_text_eroded.append(con_eroded[0])
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except:
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co_text_eroded.append(con)
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img_boundary_in_dilated = cv2.dilate(img_boundary_in[:,:], KERNEL, iterations=dilation_rate)
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#img_boundary_in_dilated = cv2.dilate(img_boundary_in[:,:], KERNEL, iterations=5)
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boundary = img_boundary_in_dilated[:,:] - img_boundary_in[:,:]
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img_boundary[:,:][boundary[:,:]==1] =1
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return co_text_eroded, img_boundary
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def get_images_of_ground_truth(gt_list, dir_in, output_dir, output_type, config_file, config_params, printspace, dir_images, dir_out_images):
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"""
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Reading the page xml files and write the ground truth images into given output directory.
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"""
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## to do: add footnote to text regions
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if dir_images:
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ls_org_imgs = os.listdir(dir_images)
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ls_org_imgs_stem = [item.split('.')[0] for item in ls_org_imgs]
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for index in tqdm(range(len(gt_list))):
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#try:
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tree1 = ET.parse(dir_in+'/'+gt_list[index], parser = ET.XMLParser(encoding = 'iso-8859-5'))
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root1=tree1.getroot()
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alltags=[elem.tag for elem in root1.iter()]
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link=alltags[0].split('}')[0]+'}'
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for jj in root1.iter(link+'Page'):
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y_len=int(jj.attrib['imageHeight'])
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x_len=int(jj.attrib['imageWidth'])
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if 'columns_width' in list(config_params.keys()):
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columns_width_dict = config_params['columns_width']
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metadata_element = root1.find(link+'Metadata')
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comment_is_sub_element = False
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for child in metadata_element:
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tag2 = child.tag
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if tag2.endswith('}Comments') or tag2.endswith('}comments'):
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text_comments = child.text
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num_col = int(text_comments.split('num_col')[1])
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comment_is_sub_element = True
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if not comment_is_sub_element:
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num_col = None
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if num_col:
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x_new = columns_width_dict[str(num_col)]
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y_new = int ( x_new * (y_len / float(x_len)) )
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if printspace or "printspace_as_class_in_layout" in list(config_params.keys()):
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region_tags = np.unique([x for x in alltags if x.endswith('PrintSpace') or x.endswith('Border')])
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co_use_case = []
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for tag in region_tags:
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tag_endings = ['}PrintSpace','}Border']
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if tag.endswith(tag_endings[0]) or tag.endswith(tag_endings[1]):
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for nn in root1.iter(tag):
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c_t_in = []
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sumi = 0
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for vv in nn.iter():
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# check the format of coords
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if vv.tag == link + 'Coords':
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coords = bool(vv.attrib)
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if coords:
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p_h = vv.attrib['points'].split(' ')
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c_t_in.append(
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np.array([[int(x.split(',')[0]), int(x.split(',')[1])] for x in p_h]))
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break
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else:
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pass
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if vv.tag == link + 'Point':
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c_t_in.append([int(float(vv.attrib['x'])), int(float(vv.attrib['y']))])
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sumi += 1
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elif vv.tag != link + 'Point' and sumi >= 1:
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break
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co_use_case.append(np.array(c_t_in))
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img = np.zeros((y_len, x_len, 3))
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img_poly = cv2.fillPoly(img, pts=co_use_case, color=(1, 1, 1))
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img_poly = img_poly.astype(np.uint8)
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imgray = cv2.cvtColor(img_poly, cv2.COLOR_BGR2GRAY)
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_, thresh = cv2.threshold(imgray, 0, 255, 0)
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contours, _ = cv2.findContours(thresh, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
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cnt_size = np.array([cv2.contourArea(contours[j]) for j in range(len(contours))])
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cnt = contours[np.argmax(cnt_size)]
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x, y, w, h = cv2.boundingRect(cnt)
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bb_xywh = [x, y, w, h]
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if config_file and (config_params['use_case']=='textline' or config_params['use_case']=='word' or config_params['use_case']=='glyph' or config_params['use_case']=='printspace'):
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keys = list(config_params.keys())
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if "artificial_class_label" in keys:
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artificial_class_rgb_color = (255,255,0)
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artificial_class_label = config_params['artificial_class_label']
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textline_rgb_color = (255, 0, 0)
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if config_params['use_case']=='textline':
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region_tags = np.unique([x for x in alltags if x.endswith('TextLine')])
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elif config_params['use_case']=='word':
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region_tags = np.unique([x for x in alltags if x.endswith('Word')])
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elif config_params['use_case']=='glyph':
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region_tags = np.unique([x for x in alltags if x.endswith('Glyph')])
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elif config_params['use_case']=='printspace':
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region_tags = np.unique([x for x in alltags if x.endswith('PrintSpace')])
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co_use_case = []
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for tag in region_tags:
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if config_params['use_case']=='textline':
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tag_endings = ['}TextLine','}textline']
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elif config_params['use_case']=='word':
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tag_endings = ['}Word','}word']
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elif config_params['use_case']=='glyph':
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tag_endings = ['}Glyph','}glyph']
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elif config_params['use_case']=='printspace':
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tag_endings = ['}PrintSpace','}printspace']
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if tag.endswith(tag_endings[0]) or tag.endswith(tag_endings[1]):
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for nn in root1.iter(tag):
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c_t_in = []
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sumi = 0
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for vv in nn.iter():
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# check the format of coords
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if vv.tag == link + 'Coords':
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coords = bool(vv.attrib)
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if coords:
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p_h = vv.attrib['points'].split(' ')
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c_t_in.append(
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np.array([[int(x.split(',')[0]), int(x.split(',')[1])] for x in p_h]))
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break
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else:
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pass
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if vv.tag == link + 'Point':
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c_t_in.append([int(float(vv.attrib['x'])), int(float(vv.attrib['y']))])
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sumi += 1
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elif vv.tag != link + 'Point' and sumi >= 1:
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break
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co_use_case.append(np.array(c_t_in))
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if "artificial_class_label" in keys:
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img_boundary = np.zeros((y_len, x_len))
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erosion_rate = 1
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dilation_rate = 3
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co_use_case, img_boundary = update_region_contours(co_use_case, img_boundary, erosion_rate, dilation_rate, y_len, x_len )
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img = np.zeros((y_len, x_len, 3))
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if output_type == '2d':
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img_poly = cv2.fillPoly(img, pts=co_use_case, color=(1, 1, 1))
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if "artificial_class_label" in keys:
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img_poly[:,:][img_boundary[:,:]==1] = artificial_class_label
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elif output_type == '3d':
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img_poly = cv2.fillPoly(img, pts=co_use_case, color=textline_rgb_color)
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if "artificial_class_label" in keys:
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img_poly[:,:,0][img_boundary[:,:]==1] = artificial_class_rgb_color[0]
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img_poly[:,:,1][img_boundary[:,:]==1] = artificial_class_rgb_color[1]
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img_poly[:,:,2][img_boundary[:,:]==1] = artificial_class_rgb_color[2]
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if printspace and config_params['use_case']!='printspace':
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img_poly = img_poly[bb_xywh[1]:bb_xywh[1]+bb_xywh[3], bb_xywh[0]:bb_xywh[0]+bb_xywh[2], :]
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if 'columns_width' in list(config_params.keys()) and num_col and config_params['use_case']!='printspace':
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img_poly = resize_image(img_poly, y_new, x_new)
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try:
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xml_file_stem = gt_list[index].split('-')[1].split('.')[0]
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|
|
|
|
cv2.imwrite(os.path.join(output_dir, xml_file_stem + '.png'), img_poly)
|
|
|
|
|
except:
|
|
|
|
|
xml_file_stem = gt_list[index].split('.')[0]
|
|
|
|
|
cv2.imwrite(os.path.join(output_dir, xml_file_stem + '.png'), img_poly)
|
|
|
|
|
|
|
|
|
|
if dir_images:
|
|
|
|
|
org_image_name = ls_org_imgs[ls_org_imgs_stem.index(xml_file_stem)]
|
|
|
|
|
img_org = cv2.imread(os.path.join(dir_images, org_image_name))
|
|
|
|
|
|
|
|
|
|
if printspace and config_params['use_case']!='printspace':
|
|
|
|
|
img_org = img_org[bb_xywh[1]:bb_xywh[1]+bb_xywh[3], bb_xywh[0]:bb_xywh[0]+bb_xywh[2], :]
|
|
|
|
|
|
|
|
|
|
if 'columns_width' in list(config_params.keys()) and num_col and config_params['use_case']!='printspace':
|
|
|
|
|
img_org = resize_image(img_org, y_new, x_new)
|
|
|
|
|
|
|
|
|
|
cv2.imwrite(os.path.join(dir_out_images, org_image_name), img_org)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if config_file and config_params['use_case']=='layout':
|
|
|
|
|
keys = list(config_params.keys())
|
|
|
|
|
|
|
|
|
|
if "artificial_class_on_boundary" in keys:
|
|
|
|
|
elements_with_artificial_class = list(config_params['artificial_class_on_boundary'])
|
|
|
|
|
artificial_class_rgb_color = (255,255,0)
|
|
|
|
|
artificial_class_label = config_params['artificial_class_label']
|
|
|
|
|
#values = config_params.values()
|
|
|
|
|
|
|
|
|
|
if "printspace_as_class_in_layout" in list(config_params.keys()):
|
|
|
|
|
printspace_class_rgb_color = (125,125,255)
|
|
|
|
|
printspace_class_label = config_params['printspace_as_class_in_layout']
|
|
|
|
|
|
|
|
|
|
if 'textregions' in keys:
|
|
|
|
|
types_text_dict = config_params['textregions']
|
|
|
|
|
types_text = list(types_text_dict.keys())
|
|
|
|
|
types_text_label = list(types_text_dict.values())
|
|
|
|
|
if 'graphicregions' in keys:
|
|
|
|
|
types_graphic_dict = config_params['graphicregions']
|
|
|
|
|
types_graphic = list(types_graphic_dict.keys())
|
|
|
|
|
types_graphic_label = list(types_graphic_dict.values())
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
labels_rgb_color = [ (0,0,0), (255,0,0), (255,125,0), (255,0,125), (125,255,125), (125,125,0), (0,125,255), (0,125,0), (125,125,125), (255,0,255), (125,0,125), (0,255,0),(0,0,255), (0,255,255), (255,125,125), (0,125,125), (0,255,125), (255,125,255), (125,255,0)]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
region_tags=np.unique([x for x in alltags if x.endswith('Region')])
|
|
|
|
|
co_text = {'drop-capital':[], "footnote":[], "footnote-continued":[], "heading":[], "signature-mark":[], "header":[], "catch-word":[], "page-number":[], "marginalia":[], "paragraph":[]}
|
|
|
|
|
all_defined_textregion_types = list(co_text.keys())
|
|
|
|
|
co_graphic = {"handwritten-annotation":[], "decoration":[], "stamp":[], "signature":[]}
|
|
|
|
|
all_defined_graphic_types = list(co_graphic.keys())
|
|
|
|
|
co_sep=[]
|
|
|
|
|
co_img=[]
|
|
|
|
|
co_table=[]
|
|
|
|
|
co_noise=[]
|
|
|
|
|
|
|
|
|
|
for tag in region_tags:
|
|
|
|
|
if 'textregions' in keys:
|
|
|
|
|
if tag.endswith('}TextRegion') or tag.endswith('}Textregion'):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in = {'drop-capital':[], "footnote":[], "footnote-continued":[], "heading":[], "signature-mark":[], "header":[], "catch-word":[], "page-number":[], "marginalia":[], "paragraph":[]}
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
|
|
|
|
|
if "rest_as_paragraph" in types_text:
|
|
|
|
|
types_text_without_paragraph = [element for element in types_text if element!='rest_as_paragraph' and element!='paragraph']
|
|
|
|
|
if len(types_text_without_paragraph) == 0:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
c_t_in['paragraph'].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
elif len(types_text_without_paragraph) >= 1:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in types_text_without_paragraph:
|
|
|
|
|
c_t_in[nn.attrib['type']].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
else:
|
|
|
|
|
c_t_in['paragraph'].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in all_defined_textregion_types:
|
|
|
|
|
c_t_in[nn.attrib['type']].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
if "rest_as_paragraph" in types_text:
|
|
|
|
|
types_text_without_paragraph = [element for element in types_text if element!='rest_as_paragraph' and element!='paragraph']
|
|
|
|
|
if len(types_text_without_paragraph) == 0:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
c_t_in['paragraph'].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
elif len(types_text_without_paragraph) >= 1:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in types_text_without_paragraph:
|
|
|
|
|
c_t_in[nn.attrib['type']].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
else:
|
|
|
|
|
c_t_in['paragraph'].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in all_defined_textregion_types:
|
|
|
|
|
c_t_in[nn.attrib['type']].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
|
|
|
|
|
for element_text in list(c_t_in.keys()):
|
|
|
|
|
if len(c_t_in[element_text])>0:
|
|
|
|
|
co_text[element_text].append(np.array(c_t_in[element_text]))
|
|
|
|
|
|
|
|
|
|
if 'graphicregions' in keys:
|
|
|
|
|
if tag.endswith('}GraphicRegion') or tag.endswith('}graphicregion'):
|
|
|
|
|
#print('sth')
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in_graphic = {"handwritten-annotation":[], "decoration":[], "stamp":[], "signature":[]}
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
|
|
|
|
|
if "rest_as_decoration" in types_graphic:
|
|
|
|
|
types_graphic_without_decoration = [element for element in types_graphic if element!='rest_as_decoration' and element!='decoration']
|
|
|
|
|
if len(types_graphic_without_decoration) == 0:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
c_t_in_graphic['decoration'].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
elif len(types_graphic_without_decoration) >= 1:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in types_graphic_without_decoration:
|
|
|
|
|
c_t_in_graphic[nn.attrib['type']].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
else:
|
|
|
|
|
c_t_in_graphic['decoration'].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in all_defined_graphic_types:
|
|
|
|
|
c_t_in_graphic[nn.attrib['type']].append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
if "rest_as_decoration" in types_graphic:
|
|
|
|
|
types_graphic_without_decoration = [element for element in types_graphic if element!='rest_as_decoration' and element!='decoration']
|
|
|
|
|
if len(types_graphic_without_decoration) == 0:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
c_t_in_graphic['decoration'].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
elif len(types_graphic_without_decoration) >= 1:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in types_graphic_without_decoration:
|
|
|
|
|
c_t_in_graphic[nn.attrib['type']].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
else:
|
|
|
|
|
c_t_in_graphic['decoration'].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
if "type" in nn.attrib:
|
|
|
|
|
if nn.attrib['type'] in all_defined_graphic_types:
|
|
|
|
|
c_t_in_graphic[nn.attrib['type']].append( [ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ] )
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
|
|
|
|
|
for element_graphic in list(c_t_in_graphic.keys()):
|
|
|
|
|
if len(c_t_in_graphic[element_graphic])>0:
|
|
|
|
|
co_graphic[element_graphic].append(np.array(c_t_in_graphic[element_graphic]))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'imageregion' in keys:
|
|
|
|
|
if tag.endswith('}ImageRegion') or tag.endswith('}imageregion'):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
co_img.append(np.array(c_t_in))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'separatorregion' in keys:
|
|
|
|
|
if tag.endswith('}SeparatorRegion') or tag.endswith('}separatorregion'):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
co_sep.append(np.array(c_t_in))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'tableregion' in keys:
|
|
|
|
|
if tag.endswith('}TableRegion') or tag.endswith('}tableregion'):
|
|
|
|
|
#print('sth')
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
#print(vv.tag,'in')
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
co_table.append(np.array(c_t_in))
|
|
|
|
|
|
|
|
|
|
if 'noiseregion' in keys:
|
|
|
|
|
if tag.endswith('}NoiseRegion') or tag.endswith('}noiseregion'):
|
|
|
|
|
#print('sth')
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
#print(vv.tag,'in')
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
co_noise.append(np.array(c_t_in))
|
|
|
|
|
|
|
|
|
|
if "artificial_class_on_boundary" in keys:
|
|
|
|
|
img_boundary = np.zeros( (y_len,x_len) )
|
|
|
|
|
if "paragraph" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 2
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text['paragraph'], img_boundary = update_region_contours(co_text['paragraph'], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "drop-capital" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 0
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["drop-capital"], img_boundary = update_region_contours(co_text["drop-capital"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "catch-word" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 0
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["catch-word"], img_boundary = update_region_contours(co_text["catch-word"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "page-number" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 0
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["page-number"], img_boundary = update_region_contours(co_text["page-number"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "header" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 1
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["header"], img_boundary = update_region_contours(co_text["header"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "heading" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 1
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["heading"], img_boundary = update_region_contours(co_text["heading"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "signature-mark" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 1
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["signature-mark"], img_boundary = update_region_contours(co_text["signature-mark"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "marginalia" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 2
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["marginalia"], img_boundary = update_region_contours(co_text["marginalia"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "footnote" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 2
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["footnote"], img_boundary = update_region_contours(co_text["footnote"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
if "footnote-continued" in elements_with_artificial_class:
|
|
|
|
|
erosion_rate = 2
|
|
|
|
|
dilation_rate = 4
|
|
|
|
|
co_text["footnote-continued"], img_boundary = update_region_contours(co_text["footnote-continued"], img_boundary, erosion_rate, dilation_rate, y_len, x_len )
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
img = np.zeros( (y_len,x_len,3) )
|
|
|
|
|
|
|
|
|
|
if output_type == '3d':
|
|
|
|
|
if 'graphicregions' in keys:
|
|
|
|
|
if 'rest_as_decoration' in types_graphic:
|
|
|
|
|
types_graphic[types_graphic=='rest_as_decoration'] = 'decoration'
|
|
|
|
|
for element_graphic in types_graphic:
|
|
|
|
|
if element_graphic == 'decoration':
|
|
|
|
|
color_label = labels_rgb_color[ config_params['graphicregions']['rest_as_decoration']]
|
|
|
|
|
else:
|
|
|
|
|
color_label = labels_rgb_color[ config_params['graphicregions'][element_graphic]]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_graphic[element_graphic], color=color_label)
|
|
|
|
|
else:
|
|
|
|
|
for element_graphic in types_graphic:
|
|
|
|
|
color_label = labels_rgb_color[ config_params['graphicregions'][element_graphic]]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_graphic[element_graphic], color=color_label)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'imageregion' in keys:
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_img, color=labels_rgb_color[ config_params['imageregion']])
|
|
|
|
|
if 'separatorregion' in keys:
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_sep, color=labels_rgb_color[ config_params['separatorregion']])
|
|
|
|
|
if 'tableregion' in keys:
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_table, color=labels_rgb_color[ config_params['tableregion']])
|
|
|
|
|
if 'noiseregion' in keys:
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_noise, color=labels_rgb_color[ config_params['noiseregion']])
|
|
|
|
|
|
|
|
|
|
if 'textregions' in keys:
|
|
|
|
|
if 'rest_as_paragraph' in types_text:
|
|
|
|
|
types_text = ['paragraph'if ttind=='rest_as_paragraph' else ttind for ttind in types_text]
|
|
|
|
|
for element_text in types_text:
|
|
|
|
|
if element_text == 'paragraph':
|
|
|
|
|
color_label = labels_rgb_color[ config_params['textregions']['rest_as_paragraph']]
|
|
|
|
|
else:
|
|
|
|
|
color_label = labels_rgb_color[ config_params['textregions'][element_text]]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text[element_text], color=color_label)
|
|
|
|
|
else:
|
|
|
|
|
for element_text in types_text:
|
|
|
|
|
color_label = labels_rgb_color[ config_params['textregions'][element_text]]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text[element_text], color=color_label)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if "artificial_class_on_boundary" in keys:
|
|
|
|
|
img_poly[:,:,0][img_boundary[:,:]==1] = artificial_class_rgb_color[0]
|
|
|
|
|
img_poly[:,:,1][img_boundary[:,:]==1] = artificial_class_rgb_color[1]
|
|
|
|
|
img_poly[:,:,2][img_boundary[:,:]==1] = artificial_class_rgb_color[2]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if "printspace_as_class_in_layout" in list(config_params.keys()):
|
|
|
|
|
printspace_mask = np.zeros((img_poly.shape[0], img_poly.shape[1]))
|
|
|
|
|
printspace_mask[bb_xywh[1]:bb_xywh[1]+bb_xywh[3], bb_xywh[0]:bb_xywh[0]+bb_xywh[2]] = 1
|
|
|
|
|
|
|
|
|
|
img_poly[:,:,0][printspace_mask[:,:] == 0] = printspace_class_rgb_color[0]
|
|
|
|
|
img_poly[:,:,1][printspace_mask[:,:] == 0] = printspace_class_rgb_color[1]
|
|
|
|
|
img_poly[:,:,2][printspace_mask[:,:] == 0] = printspace_class_rgb_color[2]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
elif output_type == '2d':
|
|
|
|
|
if 'graphicregions' in keys:
|
|
|
|
|
if 'rest_as_decoration' in types_graphic:
|
|
|
|
|
types_graphic[types_graphic=='rest_as_decoration'] = 'decoration'
|
|
|
|
|
for element_graphic in types_graphic:
|
|
|
|
|
if element_graphic == 'decoration':
|
|
|
|
|
color_label = config_params['graphicregions']['rest_as_decoration']
|
|
|
|
|
else:
|
|
|
|
|
color_label = config_params['graphicregions'][element_graphic]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_graphic[element_graphic], color=color_label)
|
|
|
|
|
else:
|
|
|
|
|
for element_graphic in types_graphic:
|
|
|
|
|
color_label = config_params['graphicregions'][element_graphic]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_graphic[element_graphic], color=color_label)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'imageregion' in keys:
|
|
|
|
|
color_label = config_params['imageregion']
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_img, color=(color_label,color_label,color_label))
|
|
|
|
|
if 'separatorregion' in keys:
|
|
|
|
|
color_label = config_params['separatorregion']
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_sep, color=(color_label,color_label,color_label))
|
|
|
|
|
if 'tableregion' in keys:
|
|
|
|
|
color_label = config_params['tableregion']
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_table, color=(color_label,color_label,color_label))
|
|
|
|
|
if 'noiseregion' in keys:
|
|
|
|
|
color_label = config_params['noiseregion']
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_noise, color=(color_label,color_label,color_label))
|
|
|
|
|
|
|
|
|
|
if 'textregions' in keys:
|
|
|
|
|
if 'rest_as_paragraph' in types_text:
|
|
|
|
|
types_text = ['paragraph'if ttind=='rest_as_paragraph' else ttind for ttind in types_text]
|
|
|
|
|
for element_text in types_text:
|
|
|
|
|
if element_text == 'paragraph':
|
|
|
|
|
color_label = config_params['textregions']['rest_as_paragraph']
|
|
|
|
|
else:
|
|
|
|
|
color_label = config_params['textregions'][element_text]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text[element_text], color=color_label)
|
|
|
|
|
else:
|
|
|
|
|
for element_text in types_text:
|
|
|
|
|
color_label = config_params['textregions'][element_text]
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text[element_text], color=color_label)
|
|
|
|
|
|
|
|
|
|
if "artificial_class_on_boundary" in keys:
|
|
|
|
|
img_poly[:,:][img_boundary[:,:]==1] = artificial_class_label
|
|
|
|
|
|
|
|
|
|
if "printspace_as_class_in_layout" in list(config_params.keys()):
|
|
|
|
|
printspace_mask = np.zeros((img_poly.shape[0], img_poly.shape[1]))
|
|
|
|
|
printspace_mask[bb_xywh[1]:bb_xywh[1]+bb_xywh[3], bb_xywh[0]:bb_xywh[0]+bb_xywh[2]] = 1
|
|
|
|
|
|
|
|
|
|
img_poly[:,:,0][printspace_mask[:,:] == 0] = printspace_class_label
|
|
|
|
|
img_poly[:,:,1][printspace_mask[:,:] == 0] = printspace_class_label
|
|
|
|
|
img_poly[:,:,2][printspace_mask[:,:] == 0] = printspace_class_label
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if printspace:
|
|
|
|
|
img_poly = img_poly[bb_xywh[1]:bb_xywh[1]+bb_xywh[3], bb_xywh[0]:bb_xywh[0]+bb_xywh[2], :]
|
|
|
|
|
|
|
|
|
|
if 'columns_width' in list(config_params.keys()) and num_col:
|
|
|
|
|
img_poly = resize_image(img_poly, y_new, x_new)
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
xml_file_stem = gt_list[index].split('-')[1].split('.')[0]
|
|
|
|
|
cv2.imwrite(os.path.join(output_dir, xml_file_stem + '.png'), img_poly)
|
|
|
|
|
except:
|
|
|
|
|
xml_file_stem = gt_list[index].split('.')[0]
|
|
|
|
|
cv2.imwrite(os.path.join(output_dir, xml_file_stem + '.png'), img_poly)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if dir_images:
|
|
|
|
|
org_image_name = ls_org_imgs[ls_org_imgs_stem.index(xml_file_stem)]
|
|
|
|
|
img_org = cv2.imread(os.path.join(dir_images, org_image_name))
|
|
|
|
|
|
|
|
|
|
if printspace:
|
|
|
|
|
img_org = img_org[bb_xywh[1]:bb_xywh[1]+bb_xywh[3], bb_xywh[0]:bb_xywh[0]+bb_xywh[2], :]
|
|
|
|
|
|
|
|
|
|
if 'columns_width' in list(config_params.keys()) and num_col:
|
|
|
|
|
img_org = resize_image(img_org, y_new, x_new)
|
|
|
|
|
|
|
|
|
|
cv2.imwrite(os.path.join(dir_out_images, org_image_name), img_org)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def find_new_features_of_contours(contours_main):
|
|
|
|
|
|
|
|
|
|
areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
|
|
|
|
|
M_main = [cv2.moments(contours_main[j]) for j in range(len(contours_main))]
|
|
|
|
|
cx_main = [(M_main[j]["m10"] / (M_main[j]["m00"] + 1e-32)) for j in range(len(M_main))]
|
|
|
|
|
cy_main = [(M_main[j]["m01"] / (M_main[j]["m00"] + 1e-32)) for j in range(len(M_main))]
|
|
|
|
|
try:
|
|
|
|
|
x_min_main = np.array([np.min(contours_main[j][0][:, 0]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
argmin_x_main = np.array([np.argmin(contours_main[j][0][:, 0]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
x_min_from_argmin = np.array([contours_main[j][0][argmin_x_main[j], 0] for j in range(len(contours_main))])
|
|
|
|
|
y_corr_x_min_from_argmin = np.array([contours_main[j][0][argmin_x_main[j], 1] for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
x_max_main = np.array([np.max(contours_main[j][0][:, 0]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
y_min_main = np.array([np.min(contours_main[j][0][:, 1]) for j in range(len(contours_main))])
|
|
|
|
|
y_max_main = np.array([np.max(contours_main[j][0][:, 1]) for j in range(len(contours_main))])
|
|
|
|
|
except:
|
|
|
|
|
x_min_main = np.array([np.min(contours_main[j][:, 0]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
argmin_x_main = np.array([np.argmin(contours_main[j][:, 0]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
x_min_from_argmin = np.array([contours_main[j][argmin_x_main[j], 0] for j in range(len(contours_main))])
|
|
|
|
|
y_corr_x_min_from_argmin = np.array([contours_main[j][argmin_x_main[j], 1] for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
x_max_main = np.array([np.max(contours_main[j][:, 0]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
y_min_main = np.array([np.min(contours_main[j][:, 1]) for j in range(len(contours_main))])
|
|
|
|
|
y_max_main = np.array([np.max(contours_main[j][:, 1]) for j in range(len(contours_main))])
|
|
|
|
|
|
|
|
|
|
return cx_main, cy_main, x_min_main, x_max_main, y_min_main, y_max_main, y_corr_x_min_from_argmin
|
|
|
|
|
def read_xml(xml_file):
|
|
|
|
|
file_name = Path(xml_file).stem
|
|
|
|
|
tree1 = ET.parse(xml_file, parser = ET.XMLParser(encoding = 'iso-8859-5'))
|
|
|
|
|
root1=tree1.getroot()
|
|
|
|
|
alltags=[elem.tag for elem in root1.iter()]
|
|
|
|
|
link=alltags[0].split('}')[0]+'}'
|
|
|
|
|
|
|
|
|
|
index_tot_regions = []
|
|
|
|
|
tot_region_ref = []
|
|
|
|
|
|
|
|
|
|
for jj in root1.iter(link+'Page'):
|
|
|
|
|
y_len=int(jj.attrib['imageHeight'])
|
|
|
|
|
x_len=int(jj.attrib['imageWidth'])
|
|
|
|
|
|
|
|
|
|
for jj in root1.iter(link+'RegionRefIndexed'):
|
|
|
|
|
index_tot_regions.append(jj.attrib['index'])
|
|
|
|
|
tot_region_ref.append(jj.attrib['regionRef'])
|
|
|
|
|
|
|
|
|
|
if (link+'PrintSpace' in alltags) or (link+'Border' in alltags):
|
|
|
|
|
co_printspace = []
|
|
|
|
|
if link+'PrintSpace' in alltags:
|
|
|
|
|
region_tags_printspace = np.unique([x for x in alltags if x.endswith('PrintSpace')])
|
|
|
|
|
elif link+'Border' in alltags:
|
|
|
|
|
region_tags_printspace = np.unique([x for x in alltags if x.endswith('Border')])
|
|
|
|
|
|
|
|
|
|
for tag in region_tags_printspace:
|
|
|
|
|
if link+'PrintSpace' in alltags:
|
|
|
|
|
tag_endings_printspace = ['}PrintSpace','}printspace']
|
|
|
|
|
elif link+'Border' in alltags:
|
|
|
|
|
tag_endings_printspace = ['}Border','}border']
|
|
|
|
|
|
|
|
|
|
if tag.endswith(tag_endings_printspace[0]) or tag.endswith(tag_endings_printspace[1]):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in = []
|
|
|
|
|
sumi = 0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag == link + 'Coords':
|
|
|
|
|
coords = bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h = vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append(
|
|
|
|
|
np.array([[int(x.split(',')[0]), int(x.split(',')[1])] for x in p_h]))
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
if vv.tag == link + 'Point':
|
|
|
|
|
c_t_in.append([int(float(vv.attrib['x'])), int(float(vv.attrib['y']))])
|
|
|
|
|
sumi += 1
|
|
|
|
|
elif vv.tag != link + 'Point' and sumi >= 1:
|
|
|
|
|
break
|
|
|
|
|
co_printspace.append(np.array(c_t_in))
|
|
|
|
|
img_printspace = np.zeros( (y_len,x_len,3) )
|
|
|
|
|
img_printspace=cv2.fillPoly(img_printspace, pts =co_printspace, color=(1,1,1))
|
|
|
|
|
img_printspace = img_printspace.astype(np.uint8)
|
|
|
|
|
|
|
|
|
|
imgray = cv2.cvtColor(img_printspace, cv2.COLOR_BGR2GRAY)
|
|
|
|
|
_, thresh = cv2.threshold(imgray, 0, 255, 0)
|
|
|
|
|
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)
|
|
|
|
|
|
|
|
|
|
bb_coord_printspace = [x, y, w, h]
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
bb_coord_printspace = None
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
region_tags=np.unique([x for x in alltags if x.endswith('Region')])
|
|
|
|
|
co_text_paragraph=[]
|
|
|
|
|
co_text_drop=[]
|
|
|
|
|
co_text_heading=[]
|
|
|
|
|
co_text_header=[]
|
|
|
|
|
co_text_marginalia=[]
|
|
|
|
|
co_text_catch=[]
|
|
|
|
|
co_text_page_number=[]
|
|
|
|
|
co_text_signature_mark=[]
|
|
|
|
|
co_sep=[]
|
|
|
|
|
co_img=[]
|
|
|
|
|
co_table=[]
|
|
|
|
|
co_graphic=[]
|
|
|
|
|
co_graphic_text_annotation=[]
|
|
|
|
|
co_graphic_decoration=[]
|
|
|
|
|
co_noise=[]
|
|
|
|
|
|
|
|
|
|
co_text_paragraph_text=[]
|
|
|
|
|
co_text_drop_text=[]
|
|
|
|
|
co_text_heading_text=[]
|
|
|
|
|
co_text_header_text=[]
|
|
|
|
|
co_text_marginalia_text=[]
|
|
|
|
|
co_text_catch_text=[]
|
|
|
|
|
co_text_page_number_text=[]
|
|
|
|
|
co_text_signature_mark_text=[]
|
|
|
|
|
co_sep_text=[]
|
|
|
|
|
co_img_text=[]
|
|
|
|
|
co_table_text=[]
|
|
|
|
|
co_graphic_text=[]
|
|
|
|
|
co_graphic_text_annotation_text=[]
|
|
|
|
|
co_graphic_decoration_text=[]
|
|
|
|
|
co_noise_text=[]
|
|
|
|
|
|
|
|
|
|
id_paragraph = []
|
|
|
|
|
id_header = []
|
|
|
|
|
id_heading = []
|
|
|
|
|
id_marginalia = []
|
|
|
|
|
|
|
|
|
|
for tag in region_tags:
|
|
|
|
|
if tag.endswith('}TextRegion') or tag.endswith('}Textregion'):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
for child2 in nn:
|
|
|
|
|
tag2 = child2.tag
|
|
|
|
|
if tag2.endswith('}TextEquiv') or tag2.endswith('}TextEquiv'):
|
|
|
|
|
for childtext2 in child2:
|
|
|
|
|
if childtext2.tag.endswith('}Unicode') or childtext2.tag.endswith('}Unicode'):
|
|
|
|
|
if "type" in nn.attrib and nn.attrib['type']=='drop-capital':
|
|
|
|
|
co_text_drop_text.append(childtext2.text)
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='heading':
|
|
|
|
|
co_text_heading_text.append(childtext2.text)
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='signature-mark':
|
|
|
|
|
co_text_signature_mark_text.append(childtext2.text)
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='header':
|
|
|
|
|
co_text_header_text.append(childtext2.text)
|
|
|
|
|
###elif "type" in nn.attrib and nn.attrib['type']=='catch-word':
|
|
|
|
|
###co_text_catch_text.append(childtext2.text)
|
|
|
|
|
###elif "type" in nn.attrib and nn.attrib['type']=='page-number':
|
|
|
|
|
###co_text_page_number_text.append(childtext2.text)
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='marginalia':
|
|
|
|
|
co_text_marginalia_text.append(childtext2.text)
|
|
|
|
|
else:
|
|
|
|
|
co_text_paragraph_text.append(childtext2.text)
|
|
|
|
|
c_t_in_drop=[]
|
|
|
|
|
c_t_in_paragraph=[]
|
|
|
|
|
c_t_in_heading=[]
|
|
|
|
|
c_t_in_header=[]
|
|
|
|
|
c_t_in_page_number=[]
|
|
|
|
|
c_t_in_signature_mark=[]
|
|
|
|
|
c_t_in_catch=[]
|
|
|
|
|
c_t_in_marginalia=[]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
#print('birda1')
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if "type" in nn.attrib and nn.attrib['type']=='drop-capital':
|
|
|
|
|
|
|
|
|
|
c_t_in_drop.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='heading':
|
|
|
|
|
##id_heading.append(nn.attrib['id'])
|
|
|
|
|
c_t_in_heading.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='signature-mark':
|
|
|
|
|
|
|
|
|
|
c_t_in_signature_mark.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
#print(c_t_in_paragraph)
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='header':
|
|
|
|
|
#id_header.append(nn.attrib['id'])
|
|
|
|
|
c_t_in_header.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
###elif "type" in nn.attrib and nn.attrib['type']=='catch-word':
|
|
|
|
|
###c_t_in_catch.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
###elif "type" in nn.attrib and nn.attrib['type']=='page-number':
|
|
|
|
|
|
|
|
|
|
###c_t_in_page_number.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='marginalia':
|
|
|
|
|
#id_marginalia.append(nn.attrib['id'])
|
|
|
|
|
|
|
|
|
|
c_t_in_marginalia.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
else:
|
|
|
|
|
#id_paragraph.append(nn.attrib['id'])
|
|
|
|
|
|
|
|
|
|
c_t_in_paragraph.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
if "type" in nn.attrib and nn.attrib['type']=='drop-capital':
|
|
|
|
|
|
|
|
|
|
c_t_in_drop.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='heading':
|
|
|
|
|
#id_heading.append(nn.attrib['id'])
|
|
|
|
|
c_t_in_heading.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='signature-mark':
|
|
|
|
|
|
|
|
|
|
c_t_in_signature_mark.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='header':
|
|
|
|
|
#id_header.append(nn.attrib['id'])
|
|
|
|
|
c_t_in_header.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
###elif "type" in nn.attrib and nn.attrib['type']=='catch-word':
|
|
|
|
|
###c_t_in_catch.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
###sumi+=1
|
|
|
|
|
|
|
|
|
|
###elif "type" in nn.attrib and nn.attrib['type']=='page-number':
|
|
|
|
|
|
|
|
|
|
###c_t_in_page_number.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
###sumi+=1
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='marginalia':
|
|
|
|
|
#id_marginalia.append(nn.attrib['id'])
|
|
|
|
|
|
|
|
|
|
c_t_in_marginalia.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
#id_paragraph.append(nn.attrib['id'])
|
|
|
|
|
c_t_in_paragraph.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
|
|
|
|
|
if len(c_t_in_drop)>0:
|
|
|
|
|
co_text_drop.append(np.array(c_t_in_drop))
|
|
|
|
|
if len(c_t_in_paragraph)>0:
|
|
|
|
|
co_text_paragraph.append(np.array(c_t_in_paragraph))
|
|
|
|
|
id_paragraph.append(nn.attrib['id'])
|
|
|
|
|
if len(c_t_in_heading)>0:
|
|
|
|
|
co_text_heading.append(np.array(c_t_in_heading))
|
|
|
|
|
id_heading.append(nn.attrib['id'])
|
|
|
|
|
|
|
|
|
|
if len(c_t_in_header)>0:
|
|
|
|
|
co_text_header.append(np.array(c_t_in_header))
|
|
|
|
|
id_header.append(nn.attrib['id'])
|
|
|
|
|
if len(c_t_in_page_number)>0:
|
|
|
|
|
co_text_page_number.append(np.array(c_t_in_page_number))
|
|
|
|
|
if len(c_t_in_catch)>0:
|
|
|
|
|
co_text_catch.append(np.array(c_t_in_catch))
|
|
|
|
|
|
|
|
|
|
if len(c_t_in_signature_mark)>0:
|
|
|
|
|
co_text_signature_mark.append(np.array(c_t_in_signature_mark))
|
|
|
|
|
|
|
|
|
|
if len(c_t_in_marginalia)>0:
|
|
|
|
|
co_text_marginalia.append(np.array(c_t_in_marginalia))
|
|
|
|
|
id_marginalia.append(nn.attrib['id'])
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
elif tag.endswith('}GraphicRegion') or tag.endswith('}graphicregion'):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
c_t_in_text_annotation=[]
|
|
|
|
|
c_t_in_decoration=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
|
|
|
|
|
if "type" in nn.attrib and nn.attrib['type']=='handwritten-annotation':
|
|
|
|
|
c_t_in_text_annotation.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='decoration':
|
|
|
|
|
c_t_in_decoration.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
if "type" in nn.attrib and nn.attrib['type']=='handwritten-annotation':
|
|
|
|
|
c_t_in_text_annotation.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif "type" in nn.attrib and nn.attrib['type']=='decoration':
|
|
|
|
|
c_t_in_decoration.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
else:
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
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sumi+=1
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if len(c_t_in_text_annotation)>0:
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co_graphic_text_annotation.append(np.array(c_t_in_text_annotation))
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if len(c_t_in_decoration)>0:
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co_graphic_decoration.append(np.array(c_t_in_decoration))
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if len(c_t_in)>0:
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co_graphic.append(np.array(c_t_in))
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elif tag.endswith('}ImageRegion') or tag.endswith('}imageregion'):
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for nn in root1.iter(tag):
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c_t_in=[]
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sumi=0
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for vv in nn.iter():
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# check the format of coords
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if vv.tag==link+'Coords':
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coords=bool(vv.attrib)
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if coords:
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p_h=vv.attrib['points'].split(' ')
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c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
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break
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else:
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pass
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if vv.tag==link+'Point':
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c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
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sumi+=1
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elif vv.tag!=link+'Point' and sumi>=1:
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break
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co_img.append(np.array(c_t_in))
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co_img_text.append(' ')
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elif tag.endswith('}SeparatorRegion') or tag.endswith('}separatorregion'):
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for nn in root1.iter(tag):
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c_t_in=[]
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sumi=0
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for vv in nn.iter():
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|
# check the format of coords
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|
if vv.tag==link+'Coords':
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coords=bool(vv.attrib)
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|
if coords:
|
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|
p_h=vv.attrib['points'].split(' ')
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|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
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|
break
|
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else:
|
|
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|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
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|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
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|
|
|
sumi+=1
|
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|
elif vv.tag!=link+'Point' and sumi>=1:
|
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|
|
break
|
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|
co_sep.append(np.array(c_t_in))
|
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|
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|
|
|
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|
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|
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|
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|
elif tag.endswith('}TableRegion') or tag.endswith('}tableregion'):
|
|
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|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
co_table.append(np.array(c_t_in))
|
|
|
|
|
co_table_text.append(' ')
|
|
|
|
|
|
|
|
|
|
elif tag.endswith('}NoiseRegion') or tag.endswith('}noiseregion'):
|
|
|
|
|
for nn in root1.iter(tag):
|
|
|
|
|
c_t_in=[]
|
|
|
|
|
sumi=0
|
|
|
|
|
for vv in nn.iter():
|
|
|
|
|
# check the format of coords
|
|
|
|
|
if vv.tag==link+'Coords':
|
|
|
|
|
coords=bool(vv.attrib)
|
|
|
|
|
if coords:
|
|
|
|
|
p_h=vv.attrib['points'].split(' ')
|
|
|
|
|
c_t_in.append( np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] ) )
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if vv.tag==link+'Point':
|
|
|
|
|
c_t_in.append([ int(float(vv.attrib['x'])) , int(float(vv.attrib['y'])) ])
|
|
|
|
|
sumi+=1
|
|
|
|
|
|
|
|
|
|
elif vv.tag!=link+'Point' and sumi>=1:
|
|
|
|
|
break
|
|
|
|
|
co_noise.append(np.array(c_t_in))
|
|
|
|
|
co_noise_text.append(' ')
|
|
|
|
|
|
|
|
|
|
img = np.zeros( (y_len,x_len,3) )
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text_paragraph, color=(1,1,1))
|
|
|
|
|
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text_heading, color=(2,2,2))
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text_header, color=(2,2,2))
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_text_marginalia, color=(3,3,3))
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_img, color=(4,4,4))
|
|
|
|
|
img_poly=cv2.fillPoly(img, pts =co_sep, color=(5,5,5))
|
|
|
|
|
|
|
|
|
|
return tree1, root1, bb_coord_printspace, file_name, id_paragraph, id_header+id_heading, co_text_paragraph, co_text_header+co_text_heading,\
|
|
|
|
|
tot_region_ref,x_len, y_len,index_tot_regions, img_poly
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def bounding_box(cnt,color, corr_order_index ):
|
|
|
|
|
x, y, w, h = cv2.boundingRect(cnt)
|
|
|
|
|
x = int(x*scale_w)
|
|
|
|
|
y = int(y*scale_h)
|
|
|
|
|
|
|
|
|
|
w = int(w*scale_w)
|
|
|
|
|
h = int(h*scale_h)
|
|
|
|
|
|
|
|
|
|
return [x,y,w,h,int(color), int(corr_order_index)+1]
|
|
|
|
|
|
|
|
|
|
def resize_image(seg_in,input_height,input_width):
|
|
|
|
|
return cv2.resize(seg_in,(input_width,input_height),interpolation=cv2.INTER_NEAREST)
|
|
|
|
|
|
|
|
|
|
def make_image_from_bb(width_l, height_l, bb_all):
|
|
|
|
|
bb_all =np.array(bb_all)
|
|
|
|
|
img_remade = np.zeros((height_l,width_l ))
|
|
|
|
|
|
|
|
|
|
for i in range(bb_all.shape[0]):
|
|
|
|
|
img_remade[bb_all[i,1]:bb_all[i,1]+bb_all[i,3],bb_all[i,0]:bb_all[i,0]+bb_all[i,2] ] = 1
|
|
|
|
|
return img_remade
|
|
|
|
|
|
|
|
|
|
def update_list_and_return_first_with_length_bigger_than_one(index_element_to_be_updated, innner_index_pr_pos, pr_list, pos_list,list_inp):
|
|
|
|
|
list_inp.pop(index_element_to_be_updated)
|
|
|
|
|
if len(pr_list)>0:
|
|
|
|
|
list_inp.insert(index_element_to_be_updated, pr_list)
|
|
|
|
|
else:
|
|
|
|
|
index_element_to_be_updated = index_element_to_be_updated -1
|
|
|
|
|
|
|
|
|
|
list_inp.insert(index_element_to_be_updated+1, [innner_index_pr_pos])
|
|
|
|
|
if len(pos_list)>0:
|
|
|
|
|
list_inp.insert(index_element_to_be_updated+2, pos_list)
|
|
|
|
|
|
|
|
|
|
len_all_elements = [len(i) for i in list_inp]
|
|
|
|
|
list_len_bigger_1 = np.where(np.array(len_all_elements)>1)
|
|
|
|
|
list_len_bigger_1 = list_len_bigger_1[0]
|
|
|
|
|
|
|
|
|
|
if len(list_len_bigger_1)>0:
|
|
|
|
|
early_list_bigger_than_one = list_len_bigger_1[0]
|
|
|
|
|
else:
|
|
|
|
|
early_list_bigger_than_one = -20
|
|
|
|
|
return list_inp, early_list_bigger_than_one
|
