qurator-spk
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sbb_pixelwise_segmentation
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dynamic layout decorated with artificial class on text elements boundry

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pull/18/head
vahidrezanezhad 7 months ago
parent f7dda078d2
commit d687f5328f
2 changed files with 103 additions and 20 deletions
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6
custom_config_page2label.json
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@ -1,6 +1,8 @@
{ {
"textregions":{"paragraph":1, "heading": 2, "header":2,"drop-capital": 3, "marginal":4 }, "textregions":{"paragraph":1, "heading": 2, "header":2,"drop-capital": 3, "marginalia":4 ,"page-number":1 , "catch-word":1 },
"imageregion":5, "imageregion":5,
"separatorregion":6, "separatorregion":6,
"graphicregions" :{"handwritten-annotation":7, "decoration": 8, "signature": 9, "stamp": 10} "graphicregions" :{"handwritten-annotation":7, "decoration": 8, "signature": 9, "stamp": 10},
"artificial_class_on_boundry": ["paragraph","header", "heading", "marginalia", "page-number", "catch-word", "drop-capital"],
"artificial_class_label":11
} }

117
pagexml2label.py
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@ -78,7 +78,37 @@ class pagexml2word:
contours_imgs = self.filter_contours_area_of_image_tables(thresh, contours_imgs, hierarchy, max_area=1, min_area=min_area) contours_imgs = self.filter_contours_area_of_image_tables(thresh, contours_imgs, hierarchy, max_area=1, min_area=min_area)
return contours_imgs return contours_imgs
def update_region_contours(self, co_text, img_boundary, erosion_rate, dilation_rate, y_len, x_len):
co_text_eroded = []
for con in co_text:
#try:
img_boundary_in = np.zeros( (y_len,x_len) )
img_boundary_in = cv2.fillPoly(img_boundary_in, pts=[con], color=(1, 1, 1))
#print('bidiahhhhaaa')
#img_boundary_in = cv2.erode(img_boundary_in[:,:], KERNEL, iterations=7)#asiatica
if erosion_rate > 0:
img_boundary_in = cv2.erode(img_boundary_in[:,:], KERNEL, iterations=erosion_rate)
pixel = 1
min_size = 0
con_eroded = self.return_contours_of_interested_region(img_boundary_in,pixel, min_size )
try:
co_text_eroded.append(con_eroded[0])
except:
co_text_eroded.append(con)
img_boundary_in_dilated = cv2.dilate(img_boundary_in[:,:], KERNEL, iterations=dilation_rate)
#img_boundary_in_dilated = cv2.dilate(img_boundary_in[:,:], KERNEL, iterations=5)
boundary = img_boundary_in_dilated[:,:] - img_boundary_in[:,:]
img_boundary[:,:][boundary[:,:]==1] =1
return co_text_eroded, img_boundary
def get_images_of_ground_truth(self, config_params): def get_images_of_ground_truth(self, config_params):
""" """
Reading the page xml files and write the ground truth images into given output directory. Reading the page xml files and write the ground truth images into given output directory.
@ -98,6 +128,10 @@ class pagexml2word:
if self.layout_config: if self.layout_config:
keys = list(config_params.keys()) keys = list(config_params.keys())
if "artificial_class_on_boundry" in keys:
elements_with_artificial_class = list(config_params['artificial_class_on_boundry'])
artificial_class_rgb_color = (255,255,0)
artificial_class_label = config_params['artificial_class_label']
#values = config_params.values() #values = config_params.values()
if 'textregions' in keys: if 'textregions' in keys:
@ -110,7 +144,7 @@ class pagexml2word:
types_graphic_label = list(types_graphic_dict.values()) types_graphic_label = list(types_graphic_dict.values())
types_text_label_rgb = [ (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), (0,125,255), (125,0,125), (0,255,0),(0,0,255), (0,255,255), (255,125,125), (0,125,255), (0,255,125)] 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)]
region_tags=np.unique([x for x in alltags if x.endswith('Region')]) region_tags=np.unique([x for x in alltags if x.endswith('Region')])
@ -429,46 +463,90 @@ class pagexml2word:
break break
co_noise.append(np.array(c_t_in)) co_noise.append(np.array(c_t_in))
if "artificial_class_on_boundry" 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 = self.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, img_boundary = self.update_region_contours(co_text_drop, 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, img_boundary = self.update_region_contours(co_text_catch, 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 = self.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 = self.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 = self.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 = self.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 = self.update_region_contours(co_text_marginalia, img_boundary, erosion_rate, dilation_rate, y_len, x_len )
img = np.zeros( (y_len,x_len,3) ) img = np.zeros( (y_len,x_len,3) )
if self.output_type == '3d': if self.output_type == '3d':
if 'graphicregions' in keys: if 'graphicregions' in keys:
if "handwritten-annotation" in types_graphic: if "handwritten-annotation" in types_graphic:
img_poly=cv2.fillPoly(img, pts =co_graphic_text_annotation, color=types_text_label_rgb[ config_params['graphicregions']['handwritten-annotation']]) img_poly=cv2.fillPoly(img, pts =co_graphic_text_annotation, color=labels_rgb_color[ config_params['graphicregions']['handwritten-annotation']])
if "signature" in types_graphic: if "signature" in types_graphic:
img_poly=cv2.fillPoly(img, pts =co_graphic_signature, color=types_text_label_rgb[ config_params['graphicregions']['signature']]) img_poly=cv2.fillPoly(img, pts =co_graphic_signature, color=labels_rgb_color[ config_params['graphicregions']['signature']])
if "decoration" in types_graphic: if "decoration" in types_graphic:
img_poly=cv2.fillPoly(img, pts =co_graphic_decoration, color=types_text_label_rgb[ config_params['graphicregions']['decoration']]) img_poly=cv2.fillPoly(img, pts =co_graphic_decoration, color=labels_rgb_color[ config_params['graphicregions']['decoration']])
if "stamp" in types_graphic: if "stamp" in types_graphic:
img_poly=cv2.fillPoly(img, pts =co_graphic_stamp, color=types_text_label_rgb[ config_params['graphicregions']['stamp']]) img_poly=cv2.fillPoly(img, pts =co_graphic_stamp, color=labels_rgb_color[ config_params['graphicregions']['stamp']])
if 'imageregion' in keys: if 'imageregion' in keys:
img_poly=cv2.fillPoly(img, pts =co_img, color=types_text_label_rgb[ config_params['imageregion']]) img_poly=cv2.fillPoly(img, pts =co_img, color=labels_rgb_color[ config_params['imageregion']])
if 'separatorregion' in keys: if 'separatorregion' in keys:
img_poly=cv2.fillPoly(img, pts =co_sep, color=types_text_label_rgb[ config_params['separatorregion']]) img_poly=cv2.fillPoly(img, pts =co_sep, color=labels_rgb_color[ config_params['separatorregion']])
if 'tableregion' in keys: if 'tableregion' in keys:
img_poly=cv2.fillPoly(img, pts =co_table, color=types_text_label_rgb[ config_params['tableregion']]) img_poly=cv2.fillPoly(img, pts =co_table, color=labels_rgb_color[ config_params['tableregion']])
if 'noiseregion' in keys: if 'noiseregion' in keys:
img_poly=cv2.fillPoly(img, pts =co_noise, color=types_text_label_rgb[ config_params['noiseregion']]) img_poly=cv2.fillPoly(img, pts =co_noise, color=labels_rgb_color[ config_params['noiseregion']])
if 'textregions' in keys: if 'textregions' in keys:
if "paragraph" in types_text: if "paragraph" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_paragraph, color=types_text_label_rgb[ config_params['textregions']['paragraph']]) img_poly=cv2.fillPoly(img, pts =co_text_paragraph, color=labels_rgb_color[ config_params['textregions']['paragraph']])
if "heading" in types_text: if "heading" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_heading, color=types_text_label_rgb[ config_params['textregions']['heading']]) img_poly=cv2.fillPoly(img, pts =co_text_heading, color=labels_rgb_color[ config_params['textregions']['heading']])
if "header" in types_text: if "header" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_header, color=types_text_label_rgb[ config_params['textregions']['header']]) img_poly=cv2.fillPoly(img, pts =co_text_header, color=labels_rgb_color[ config_params['textregions']['header']])
if "catch-word" in types_text: if "catch-word" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_catch, color=types_text_label_rgb[ config_params['textregions']['catch-word']]) img_poly=cv2.fillPoly(img, pts =co_text_catch, color=labels_rgb_color[ config_params['textregions']['catch-word']])
if "signature-mark" in types_text: if "signature-mark" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_signature_mark, color=types_text_label_rgb[ config_params['textregions']['signature-mark']]) img_poly=cv2.fillPoly(img, pts =co_text_signature_mark, color=labels_rgb_color[ config_params['textregions']['signature-mark']])
if "page-number" in types_text: if "page-number" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_page_number, color=types_text_label_rgb[ config_params['textregions']['page-number']]) img_poly=cv2.fillPoly(img, pts =co_text_page_number, color=labels_rgb_color[ config_params['textregions']['page-number']])
if "marginalia" in types_text: if "marginalia" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_marginalia, color=types_text_label_rgb[ config_params['textregions']['marginalia']]) img_poly=cv2.fillPoly(img, pts =co_text_marginalia, color=labels_rgb_color[ config_params['textregions']['marginalia']])
if "drop-capital" in types_text: if "drop-capital" in types_text:
img_poly=cv2.fillPoly(img, pts =co_text_drop, color=types_text_label_rgb[ config_params['textregions']['drop-capital']]) img_poly=cv2.fillPoly(img, pts =co_text_drop, color=labels_rgb_color[ config_params['textregions']['drop-capital']])
if "artificial_class_on_boundry" 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]
elif self.output_type == '2d': elif self.output_type == '2d':
if 'graphicregions' in keys: if 'graphicregions' in keys:
@ -524,6 +602,9 @@ class pagexml2word:
color_label = config_params['textregions']['drop-capital'] color_label = config_params['textregions']['drop-capital']
img_poly=cv2.fillPoly(img, pts =co_text_drop, color=(color_label,color_label,color_label)) img_poly=cv2.fillPoly(img, pts =co_text_drop, color=(color_label,color_label,color_label))
if "artificial_class_on_boundry" in keys:
img_poly[:,:][img_boundary[:,:]==1] = artificial_class_label
@ -1506,7 +1587,7 @@ class pagexml2word:
@click.option( @click.option(
"--layout_config", "--layout_config",
"-lc", "-lc",
help="experiment of ineterst. Word , textline , glyph and textregion are desired options.", help="config file of prefered layout.",
type=click.Path(exists=True, dir_okay=False), type=click.Path(exists=True, dir_okay=False),
) )

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