mirror of
https://github.com/qurator-spk/eynollah.git
synced 2025-09-17 21:29:56 +02:00
vahidrezanezhad
commit
d9ae7bd12c
10 changed files with 311 additions and 322 deletions
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@ -36,6 +36,8 @@ COPY . .
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COPY ocrd-tool.json .
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# prepackage ocrd-tool.json as ocrd-all-tool.json
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RUN ocrd ocrd-tool ocrd-tool.json dump-tools > $(dirname $(ocrd bashlib filename))/ocrd-all-tool.json
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# prepackage ocrd-all-module-dir.json
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RUN ocrd ocrd-tool ocrd-tool.json dump-module-dirs > $(dirname $(ocrd bashlib filename))/ocrd-all-module-dir.json
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# install everything and reduce image size
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RUN make install EXTRAS=OCR && rm -rf /build/eynollah
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# smoke test
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7
Makefile
7
Makefile
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@ -3,8 +3,9 @@ PIP ?= pip3
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EXTRAS ?=
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# DOCKER_BASE_IMAGE = artefakt.dev.sbb.berlin:5000/sbb/ocrd_core:v2.68.0
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DOCKER_BASE_IMAGE = docker.io/ocrd/core-cuda-tf2:v3.3.0
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DOCKER_TAG = ocrd/eynollah
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DOCKER_BASE_IMAGE ?= docker.io/ocrd/core-cuda-tf2:latest
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DOCKER_TAG ?= ocrd/eynollah
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DOCKER ?= docker
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#SEG_MODEL := https://qurator-data.de/eynollah/2021-04-25/models_eynollah.tar.gz
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#SEG_MODEL := https://qurator-data.de/eynollah/2022-04-05/models_eynollah_renamed.tar.gz
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@ -117,7 +118,7 @@ coverage:
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# Build docker image
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docker:
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docker build \
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$(DOCKER) build \
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--build-arg DOCKER_BASE_IMAGE=$(DOCKER_BASE_IMAGE) \
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--build-arg VCS_REF=$$(git rev-parse --short HEAD) \
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--build-arg BUILD_DATE=$$(date -u +"%Y-%m-%dT%H:%M:%SZ") \
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@ -73,6 +73,8 @@ from .utils.contour import (
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return_contours_of_interested_region_by_min_size,
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return_contours_of_interested_textline,
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return_parent_contours,
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dilate_textregion_contours,
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dilate_textline_contours,
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)
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from .utils.rotate import (
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rotate_image,
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@ -110,6 +112,8 @@ from .utils.resize import resize_image
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from .utils import (
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boosting_headers_by_longshot_region_segmentation,
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crop_image_inside_box,
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box2rect,
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box2slice,
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find_num_col,
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otsu_copy_binary,
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put_drop_out_from_only_drop_model,
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@ -1746,7 +1750,7 @@ class Eynollah:
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self.logger.debug("exit extract_text_regions")
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return prediction_regions, prediction_regions2
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def get_slopes_and_deskew_new_light2(self, contours, contours_par, textline_mask_tot, image_page_rotated, boxes, slope_deskew):
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def get_slopes_and_deskew_new_light2(self, contours, contours_par, textline_mask_tot, boxes, slope_deskew):
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polygons_of_textlines = return_contours_of_interested_region(textline_mask_tot,1,0.00001)
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M_main_tot = [cv2.moments(polygons_of_textlines[j])
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@ -1769,18 +1773,17 @@ class Eynollah:
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all_found_textline_polygons.append(textlines_ins[::-1])
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slopes.append(slope_deskew)
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_, crop_coor = crop_image_inside_box(boxes[index],image_page_rotated)
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crop_coor = box2rect(boxes[index])
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all_box_coord.append(crop_coor)
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return all_found_textline_polygons, boxes, contours, contours_par, all_box_coord, np.array(range(len(contours_par))), slopes
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def get_slopes_and_deskew_new_light(self, contours, contours_par, textline_mask_tot, image_page_rotated, boxes, slope_deskew):
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def get_slopes_and_deskew_new_light(self, contours, contours_par, textline_mask_tot, boxes, slope_deskew):
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if not len(contours):
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return [], [], [], [], [], [], []
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self.logger.debug("enter get_slopes_and_deskew_new_light")
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results = self.executor.map(partial(do_work_of_slopes_new_light,
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textline_mask_tot_ea=textline_mask_tot,
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image_page_rotated=image_page_rotated,
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slope_deskew=slope_deskew,textline_light=self.textline_light,
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logger=self.logger,),
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boxes, contours, contours_par, range(len(contours_par)))
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@ -1788,13 +1791,12 @@ class Eynollah:
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self.logger.debug("exit get_slopes_and_deskew_new_light")
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return tuple(zip(*results))
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def get_slopes_and_deskew_new(self, contours, contours_par, textline_mask_tot, image_page_rotated, boxes, slope_deskew):
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def get_slopes_and_deskew_new(self, contours, contours_par, textline_mask_tot, boxes, slope_deskew):
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if not len(contours):
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return [], [], [], [], [], [], []
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self.logger.debug("enter get_slopes_and_deskew_new")
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results = self.executor.map(partial(do_work_of_slopes_new,
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textline_mask_tot_ea=textline_mask_tot,
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image_page_rotated=image_page_rotated,
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slope_deskew=slope_deskew,
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MAX_SLOPE=MAX_SLOPE,
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KERNEL=KERNEL,
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@ -1805,13 +1807,12 @@ class Eynollah:
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self.logger.debug("exit get_slopes_and_deskew_new")
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return tuple(zip(*results))
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def get_slopes_and_deskew_new_curved(self, contours, contours_par, textline_mask_tot, image_page_rotated, boxes, mask_texts_only, num_col, scale_par, slope_deskew):
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def get_slopes_and_deskew_new_curved(self, contours, contours_par, textline_mask_tot, boxes, mask_texts_only, num_col, scale_par, slope_deskew):
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if not len(contours):
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return [], [], [], [], [], [], []
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self.logger.debug("enter get_slopes_and_deskew_new_curved")
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results = self.executor.map(partial(do_work_of_slopes_new_curved,
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textline_mask_tot_ea=textline_mask_tot,
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image_page_rotated=image_page_rotated,
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mask_texts_only=mask_texts_only,
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num_col=num_col,
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scale_par=scale_par,
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@ -1993,9 +1994,9 @@ class Eynollah:
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mask_texts_only = (prediction_regions_org[:,:] ==1)*1
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mask_images_only=(prediction_regions_org[:,:] ==2)*1
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polygons_lines_xml, hir_lines_xml = return_contours_of_image(mask_lines_only)
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polygons_lines_xml = textline_con_fil = filter_contours_area_of_image(
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mask_lines_only, polygons_lines_xml, hir_lines_xml, max_area=1, min_area=0.00001)
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polygons_seplines, hir_seplines = return_contours_of_image(mask_lines_only)
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polygons_seplines = filter_contours_area_of_image(
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mask_lines_only, polygons_seplines, hir_seplines, max_area=1, min_area=0.00001, dilate=1)
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polygons_of_only_texts = return_contours_of_interested_region(mask_texts_only,1,0.00001)
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polygons_of_only_lines = return_contours_of_interested_region(mask_lines_only,1,0.00001)
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@ -2034,7 +2035,7 @@ class Eynollah:
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##polygons_of_images_fin.append(ploy_img_ind)
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box = cv2.boundingRect(ploy_img_ind)
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_, page_coord_img = crop_image_inside_box(box, text_regions_p_true)
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page_coord_img = box2rect(box)
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# cont_page.append(np.array([[page_coord[2], page_coord[0]],
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# [page_coord[3], page_coord[0]],
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# [page_coord[3], page_coord[1]],
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@ -2048,7 +2049,7 @@ class Eynollah:
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if h < 150 or w < 150:
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pass
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else:
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_, page_coord_img = crop_image_inside_box(box, text_regions_p_true)
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page_coord_img = box2rect(box)
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# cont_page.append(np.array([[page_coord[2], page_coord[0]],
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# [page_coord[3], page_coord[0]],
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# [page_coord[3], page_coord[1]],
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@ -2059,7 +2060,7 @@ class Eynollah:
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[page_coord_img[2], page_coord_img[1]]]))
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self.logger.debug("exit get_regions_extract_images_only")
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return text_regions_p_true, erosion_hurts, polygons_lines_xml, polygons_of_images_fin, image_page, page_coord, cont_page
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return text_regions_p_true, erosion_hurts, polygons_seplines, polygons_of_images_fin, image_page, page_coord, cont_page
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def get_regions_light_v(self,img,is_image_enhanced, num_col_classifier, skip_layout_and_reading_order=False):
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self.logger.debug("enter get_regions_light_v")
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@ -2175,31 +2176,31 @@ class Eynollah:
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mask_texts_only = cv2.dilate(mask_texts_only, kernel=np.ones((2,2), np.uint8), iterations=1)
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mask_images_only=(prediction_regions_org[:,:] ==2)*1
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polygons_lines_xml, hir_lines_xml = return_contours_of_image(mask_lines_only)
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polygons_seplines, hir_seplines = return_contours_of_image(mask_lines_only)
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test_khat = np.zeros(prediction_regions_org.shape)
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test_khat = cv2.fillPoly(test_khat, pts=polygons_lines_xml, color=(1,1,1))
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test_khat = cv2.fillPoly(test_khat, pts=polygons_seplines, color=(1,1,1))
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#plt.imshow(test_khat[:,:])
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#plt.show()
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#for jv in range(1):
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#print(jv, hir_lines_xml[0][232][3])
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#print(jv, hir_seplines[0][232][3])
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#test_khat = np.zeros(prediction_regions_org.shape)
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#test_khat = cv2.fillPoly(test_khat, pts = [polygons_lines_xml[232]], color=(1,1,1))
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#test_khat = cv2.fillPoly(test_khat, pts = [polygons_seplines[232]], color=(1,1,1))
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#plt.imshow(test_khat[:,:])
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#plt.show()
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polygons_lines_xml = filter_contours_area_of_image(
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mask_lines_only, polygons_lines_xml, hir_lines_xml, max_area=1, min_area=0.00001)
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polygons_seplines = filter_contours_area_of_image(
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mask_lines_only, polygons_seplines, hir_seplines, max_area=1, min_area=0.00001, dilate=1)
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test_khat = np.zeros(prediction_regions_org.shape)
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test_khat = cv2.fillPoly(test_khat, pts = polygons_lines_xml, color=(1,1,1))
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test_khat = cv2.fillPoly(test_khat, pts = polygons_seplines, color=(1,1,1))
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#plt.imshow(test_khat[:,:])
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#plt.show()
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#sys.exit()
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polygons_of_only_texts = return_contours_of_interested_region(mask_texts_only,1,0.00001)
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##polygons_of_only_texts = self.dilate_textregions_contours(polygons_of_only_texts)
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##polygons_of_only_texts = dilate_textregion_contours(polygons_of_only_texts)
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polygons_of_only_lines = return_contours_of_interested_region(mask_lines_only,1,0.00001)
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text_regions_p_true = np.zeros(prediction_regions_org.shape)
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@ -2217,7 +2218,7 @@ class Eynollah:
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#plt.show()
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#print("inside 4 ", time.time()-t_in)
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self.logger.debug("exit get_regions_light_v")
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return text_regions_p_true, erosion_hurts, polygons_lines_xml, textline_mask_tot_ea, img_bin, confidence_matrix
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return text_regions_p_true, erosion_hurts, polygons_seplines, textline_mask_tot_ea, img_bin, confidence_matrix
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else:
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img_bin = resize_image(img_bin,img_height_h, img_width_h )
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self.logger.debug("exit get_regions_light_v")
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@ -2300,9 +2301,9 @@ class Eynollah:
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mask_texts_only=(prediction_regions_org[:,:]==1)*1
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mask_images_only=(prediction_regions_org[:,:]==2)*1
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polygons_lines_xml, hir_lines_xml = return_contours_of_image(mask_lines_only)
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polygons_lines_xml = filter_contours_area_of_image(
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mask_lines_only, polygons_lines_xml, hir_lines_xml, max_area=1, min_area=0.00001)
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polygons_seplines, hir_seplines = return_contours_of_image(mask_lines_only)
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polygons_seplines = filter_contours_area_of_image(
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mask_lines_only, polygons_seplines, hir_seplines, max_area=1, min_area=0.00001, dilate=1)
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polygons_of_only_texts = return_contours_of_interested_region(mask_texts_only, 1, 0.00001)
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polygons_of_only_lines = return_contours_of_interested_region(mask_lines_only, 1, 0.00001)
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@ -2314,7 +2315,7 @@ class Eynollah:
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text_regions_p_true=cv2.fillPoly(text_regions_p_true,pts=polygons_of_only_texts, color=(1,1,1))
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self.logger.debug("exit get_regions_from_xy_2models")
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return text_regions_p_true, erosion_hurts, polygons_lines_xml
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return text_regions_p_true, erosion_hurts, polygons_seplines
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except:
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if self.input_binary:
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prediction_bin = np.copy(img_org)
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@ -2349,9 +2350,9 @@ class Eynollah:
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mask_texts_only = (prediction_regions_org == 1)*1
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mask_images_only= (prediction_regions_org == 2)*1
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polygons_lines_xml, hir_lines_xml = return_contours_of_image(mask_lines_only)
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polygons_lines_xml = filter_contours_area_of_image(
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mask_lines_only, polygons_lines_xml, hir_lines_xml, max_area=1, min_area=0.00001)
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polygons_seplines, hir_seplines = return_contours_of_image(mask_lines_only)
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polygons_seplines = filter_contours_area_of_image(
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mask_lines_only, polygons_seplines, hir_seplines, max_area=1, min_area=0.00001, dilate=1)
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polygons_of_only_texts = return_contours_of_interested_region(mask_texts_only,1,0.00001)
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polygons_of_only_lines = return_contours_of_interested_region(mask_lines_only,1,0.00001)
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@ -2364,7 +2365,7 @@ class Eynollah:
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erosion_hurts = True
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self.logger.debug("exit get_regions_from_xy_2models")
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return text_regions_p_true, erosion_hurts, polygons_lines_xml
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return text_regions_p_true, erosion_hurts, polygons_seplines
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def do_order_of_regions_full_layout(
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self, contours_only_text_parent, contours_only_text_parent_h, boxes, textline_mask_tot):
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@ -3232,13 +3233,13 @@ class Eynollah:
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if self.plotter:
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self.plotter.save_deskewed_image(slope_deskew)
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self.logger.info("slope_deskew: %.2f°", slope_deskew)
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return slope_deskew, slope_first
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return slope_deskew
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def run_marginals(
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self, image_page, textline_mask_tot_ea, mask_images, mask_lines,
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self, textline_mask_tot_ea, mask_images, mask_lines,
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num_col_classifier, slope_deskew, text_regions_p_1, table_prediction):
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image_page_rotated, textline_mask_tot = image_page[:, :], textline_mask_tot_ea[:, :]
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textline_mask_tot = textline_mask_tot_ea[:, :]
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textline_mask_tot[mask_images[:, :] == 1] = 0
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text_regions_p_1[mask_lines[:, :] == 1] = 3
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@ -3256,10 +3257,7 @@ class Eynollah:
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except Exception as e:
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self.logger.error("exception %s", e)
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if self.plotter:
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self.plotter.save_plot_of_layout_main_all(text_regions_p, image_page)
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self.plotter.save_plot_of_layout_main(text_regions_p, image_page)
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return textline_mask_tot, text_regions_p, image_page_rotated
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return textline_mask_tot, text_regions_p
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def run_boxes_no_full_layout(
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self, image_page, textline_mask_tot, text_regions_p,
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@ -3411,7 +3409,7 @@ class Eynollah:
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text_regions_p[:,:][table_prediction[:,:]==1] = 10
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img_revised_tab = text_regions_p[:,:]
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if np.abs(slope_deskew) >= SLOPE_THRESHOLD:
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image_page_rotated_n, textline_mask_tot_d, text_regions_p_1_n, table_prediction_n = \
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_, textline_mask_tot_d, text_regions_p_1_n, table_prediction_n = \
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rotation_not_90_func(image_page, textline_mask_tot, text_regions_p, table_prediction, slope_deskew)
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text_regions_p_1_n = resize_image(text_regions_p_1_n,text_regions_p.shape[0],text_regions_p.shape[1])
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@ -3431,7 +3429,7 @@ class Eynollah:
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else:
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if np.abs(slope_deskew) >= SLOPE_THRESHOLD:
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image_page_rotated_n, textline_mask_tot_d, text_regions_p_1_n, table_prediction_n = \
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_, textline_mask_tot_d, text_regions_p_1_n, table_prediction_n = \
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rotation_not_90_func(image_page, textline_mask_tot, text_regions_p, table_prediction, slope_deskew)
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text_regions_p_1_n = resize_image(text_regions_p_1_n,text_regions_p.shape[0],text_regions_p.shape[1])
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@ -4282,7 +4280,9 @@ class Eynollah:
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def filter_contours_without_textline_inside(
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self, contours,text_con_org, contours_textline, contours_only_text_parent_d_ordered, conf_contours_textregions):
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self, contours, text_con_org, contours_textline,
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contours_only_text_parent_d_ordered,
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conf_contours_textregions):
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###contours_txtline_of_all_textregions = []
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###for jj in range(len(contours_textline)):
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###contours_txtline_of_all_textregions = contours_txtline_of_all_textregions + contours_textline[jj]
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@ -4306,138 +4306,21 @@ class Eynollah:
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###if np.any(results==1):
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###contours_with_textline.append(con_tr)
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||||
|
||||
textregion_index_to_del = []
|
||||
textregion_index_to_del = set()
|
||||
for index_textregion, textlines_textregion in enumerate(contours_textline):
|
||||
if len(textlines_textregion) == 0:
|
||||
textregion_index_to_del.append(index_textregion)
|
||||
textregion_index_to_del.add(index_textregion)
|
||||
def filterfun(lis):
|
||||
if len(lis) == 0:
|
||||
return []
|
||||
return list(np.delete(lis, list(textregion_index_to_del)))
|
||||
|
||||
uniqe_args_trs = np.unique(textregion_index_to_del)
|
||||
uniqe_args_trs_sorted = np.sort(uniqe_args_trs)[::-1]
|
||||
|
||||
for ind_u_a_trs in uniqe_args_trs_sorted:
|
||||
conf_contours_textregions.pop(ind_u_a_trs)
|
||||
contours.pop(ind_u_a_trs)
|
||||
contours_textline.pop(ind_u_a_trs)
|
||||
text_con_org.pop(ind_u_a_trs)
|
||||
if len(contours_only_text_parent_d_ordered) > 0:
|
||||
contours_only_text_parent_d_ordered.pop(ind_u_a_trs)
|
||||
|
||||
return contours, text_con_org, conf_contours_textregions, contours_textline, contours_only_text_parent_d_ordered, np.array(range(len(contours)))
|
||||
|
||||
def dilate_textlines(self, all_found_textline_polygons):
|
||||
for j in range(len(all_found_textline_polygons)):
|
||||
for i in range(len(all_found_textline_polygons[j])):
|
||||
con_ind = all_found_textline_polygons[j][i]
|
||||
con_ind = con_ind.astype(float)
|
||||
|
||||
x_differential = np.diff( con_ind[:,0,0])
|
||||
y_differential = np.diff( con_ind[:,0,1])
|
||||
|
||||
x_min = float(np.min( con_ind[:,0,0] ))
|
||||
y_min = float(np.min( con_ind[:,0,1] ))
|
||||
|
||||
x_max = float(np.max( con_ind[:,0,0] ))
|
||||
y_max = float(np.max( con_ind[:,0,1] ))
|
||||
|
||||
if (y_max - y_min) > (x_max - x_min) and (x_max - x_min)<70:
|
||||
x_biger_than_x = np.abs(x_differential) > np.abs(y_differential)
|
||||
mult = x_biger_than_x*x_differential
|
||||
|
||||
arg_min_mult = np.argmin(mult)
|
||||
arg_max_mult = np.argmax(mult)
|
||||
|
||||
if y_differential[0]==0:
|
||||
y_differential[0] = 0.1
|
||||
if y_differential[-1]==0:
|
||||
y_differential[-1]= 0.1
|
||||
y_differential = [y_differential[ind] if y_differential[ind] != 0
|
||||
else 0.5 * (y_differential[ind-1] + y_differential[ind+1])
|
||||
for ind in range(len(y_differential))]
|
||||
|
||||
if y_differential[0]==0.1:
|
||||
y_differential[0] = y_differential[1]
|
||||
if y_differential[-1]==0.1:
|
||||
y_differential[-1] = y_differential[-2]
|
||||
y_differential.append(y_differential[0])
|
||||
|
||||
y_differential = [-1 if y_differential[ind] < 0 else 1
|
||||
for ind in range(len(y_differential))]
|
||||
y_differential = self.return_it_in_two_groups(y_differential)
|
||||
y_differential = np.array(y_differential)
|
||||
|
||||
con_scaled = con_ind*1
|
||||
con_scaled[:,0, 0] = con_ind[:,0,0] - 8*y_differential
|
||||
con_scaled[arg_min_mult,0, 1] = con_ind[arg_min_mult,0,1] + 8
|
||||
con_scaled[arg_min_mult+1,0, 1] = con_ind[arg_min_mult+1,0,1] + 8
|
||||
|
||||
try:
|
||||
con_scaled[arg_min_mult-1,0, 1] = con_ind[arg_min_mult-1,0,1] + 5
|
||||
con_scaled[arg_min_mult+2,0, 1] = con_ind[arg_min_mult+2,0,1] + 5
|
||||
except:
|
||||
pass
|
||||
|
||||
con_scaled[arg_max_mult,0, 1] = con_ind[arg_max_mult,0,1] - 8
|
||||
con_scaled[arg_max_mult+1,0, 1] = con_ind[arg_max_mult+1,0,1] - 8
|
||||
|
||||
try:
|
||||
con_scaled[arg_max_mult-1,0, 1] = con_ind[arg_max_mult-1,0,1] - 5
|
||||
con_scaled[arg_max_mult+2,0, 1] = con_ind[arg_max_mult+2,0,1] - 5
|
||||
except:
|
||||
pass
|
||||
|
||||
else:
|
||||
y_biger_than_x = np.abs(y_differential) > np.abs(x_differential)
|
||||
mult = y_biger_than_x*y_differential
|
||||
|
||||
arg_min_mult = np.argmin(mult)
|
||||
arg_max_mult = np.argmax(mult)
|
||||
|
||||
if x_differential[0]==0:
|
||||
x_differential[0] = 0.1
|
||||
if x_differential[-1]==0:
|
||||
x_differential[-1]= 0.1
|
||||
x_differential = [x_differential[ind] if x_differential[ind] != 0
|
||||
else 0.5 * (x_differential[ind-1] + x_differential[ind+1])
|
||||
for ind in range(len(x_differential))]
|
||||
|
||||
if x_differential[0]==0.1:
|
||||
x_differential[0] = x_differential[1]
|
||||
if x_differential[-1]==0.1:
|
||||
x_differential[-1] = x_differential[-2]
|
||||
x_differential.append(x_differential[0])
|
||||
|
||||
x_differential = [-1 if x_differential[ind] < 0 else 1
|
||||
for ind in range(len(x_differential))]
|
||||
x_differential = self.return_it_in_two_groups(x_differential)
|
||||
x_differential = np.array(x_differential)
|
||||
|
||||
con_scaled = con_ind*1
|
||||
con_scaled[:,0, 1] = con_ind[:,0,1] + 8*x_differential
|
||||
con_scaled[arg_min_mult,0, 0] = con_ind[arg_min_mult,0,0] + 8
|
||||
con_scaled[arg_min_mult+1,0, 0] = con_ind[arg_min_mult+1,0,0] + 8
|
||||
|
||||
try:
|
||||
con_scaled[arg_min_mult-1,0, 0] = con_ind[arg_min_mult-1,0,0] + 5
|
||||
con_scaled[arg_min_mult+2,0, 0] = con_ind[arg_min_mult+2,0,0] + 5
|
||||
except:
|
||||
pass
|
||||
|
||||
con_scaled[arg_max_mult,0, 0] = con_ind[arg_max_mult,0,0] - 8
|
||||
con_scaled[arg_max_mult+1,0, 0] = con_ind[arg_max_mult+1,0,0] - 8
|
||||
|
||||
try:
|
||||
con_scaled[arg_max_mult-1,0, 0] = con_ind[arg_max_mult-1,0,0] - 5
|
||||
con_scaled[arg_max_mult+2,0, 0] = con_ind[arg_max_mult+2,0,0] - 5
|
||||
except:
|
||||
pass
|
||||
|
||||
con_scaled[:,0, 1][con_scaled[:,0, 1]<0] = 0
|
||||
con_scaled[:,0, 0][con_scaled[:,0, 0]<0] = 0
|
||||
|
||||
all_found_textline_polygons[j][i][:,0,1] = con_scaled[:,0, 1]
|
||||
all_found_textline_polygons[j][i][:,0,0] = con_scaled[:,0, 0]
|
||||
|
||||
return all_found_textline_polygons
|
||||
return (filterfun(contours),
|
||||
filterfun(text_con_org),
|
||||
filterfun(conf_contours_textregions),
|
||||
filterfun(contours_textline),
|
||||
filterfun(contours_only_text_parent_d_ordered),
|
||||
np.arange(len(contours) - len(textregion_index_to_del)))
|
||||
|
||||
def delete_regions_without_textlines(
|
||||
self, slopes, all_found_textline_polygons, boxes_text, txt_con_org,
|
||||
|
|
@ -4548,7 +4431,7 @@ class Eynollah:
|
|||
self.logger.info("Enhancing took %.1fs ", time.time() - t0)
|
||||
|
||||
if self.extract_only_images:
|
||||
text_regions_p_1, erosion_hurts, polygons_lines_xml, polygons_of_images, image_page, page_coord, cont_page = \
|
||||
text_regions_p_1, erosion_hurts, polygons_seplines, polygons_of_images, image_page, page_coord, cont_page = \
|
||||
self.get_regions_light_v_extract_only_images(img_res, is_image_enhanced, num_col_classifier)
|
||||
pcgts = self.writer.build_pagexml_no_full_layout(
|
||||
[], page_coord, [], [], [], [],
|
||||
|
|
@ -4576,8 +4459,7 @@ class Eynollah:
|
|||
|
||||
all_found_textline_polygons=[ all_found_textline_polygons ]
|
||||
|
||||
all_found_textline_polygons = self.dilate_textregions_contours_textline_version(
|
||||
all_found_textline_polygons)
|
||||
all_found_textline_polygons = dilate_textline_contours(all_found_textline_polygons)
|
||||
all_found_textline_polygons = self.filter_contours_inside_a_bigger_one(
|
||||
all_found_textline_polygons, None, textline_mask_tot_ea, type_contour="textline")
|
||||
|
||||
|
|
@ -4595,7 +4477,7 @@ class Eynollah:
|
|||
all_found_textline_polygons_marginals_right = []
|
||||
all_box_coord_marginals_left = []
|
||||
all_box_coord_marginals_right = []
|
||||
polygons_lines_xml = []
|
||||
polygons_seplines = []
|
||||
contours_tables = []
|
||||
conf_contours_textregions =[0]
|
||||
|
||||
|
|
@ -4609,13 +4491,13 @@ class Eynollah:
|
|||
cont_page, page_coord, order_text_new, id_of_texts_tot,
|
||||
all_found_textline_polygons, page_coord, polygons_of_images, polygons_of_marginals_left, polygons_of_marginals_right,
|
||||
all_found_textline_polygons_marginals_left, all_found_textline_polygons_marginals_right, all_box_coord_marginals_left, all_box_coord_marginals_right, slopes, slopes_marginals_left, slopes_marginals_right,
|
||||
cont_page, polygons_lines_xml, contours_tables, ocr_all_textlines=ocr_all_textlines, conf_contours_textregion=conf_contours_textregions, skip_layout_reading_order=self.skip_layout_and_reading_order)
|
||||
cont_page, polygons_seplines, contours_tables, ocr_all_textlines=ocr_all_textlines, conf_contours_textregion=conf_contours_textregions, skip_layout_reading_order=self.skip_layout_and_reading_order)
|
||||
return pcgts
|
||||
|
||||
#print("text region early -1 in %.1fs", time.time() - t0)
|
||||
t1 = time.time()
|
||||
if self.light_version:
|
||||
text_regions_p_1 ,erosion_hurts, polygons_lines_xml, textline_mask_tot_ea, img_bin_light, confidence_matrix = \
|
||||
text_regions_p_1, erosion_hurts, polygons_seplines, textline_mask_tot_ea, img_bin_light, confidence_matrix = \
|
||||
self.get_regions_light_v(img_res, is_image_enhanced, num_col_classifier)
|
||||
#print("text region early -2 in %.1fs", time.time() - t0)
|
||||
|
||||
|
|
@ -4628,9 +4510,9 @@ class Eynollah:
|
|||
|
||||
textline_mask_tot_ea_deskew = resize_image(textline_mask_tot_ea,img_h_new, img_w_new )
|
||||
|
||||
slope_deskew, slope_first = self.run_deskew(textline_mask_tot_ea_deskew)
|
||||
slope_deskew = self.run_deskew(textline_mask_tot_ea_deskew)
|
||||
else:
|
||||
slope_deskew, slope_first = self.run_deskew(textline_mask_tot_ea)
|
||||
slope_deskew = 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, \
|
||||
|
|
@ -4642,7 +4524,7 @@ class Eynollah:
|
|||
textline_mask_tot_ea_org = np.copy(textline_mask_tot_ea)
|
||||
#print("text region early -4 in %.1fs", time.time() - t0)
|
||||
else:
|
||||
text_regions_p_1 ,erosion_hurts, polygons_lines_xml = \
|
||||
text_regions_p_1, erosion_hurts, polygons_seplines = \
|
||||
self.get_regions_from_xy_2models(img_res, is_image_enhanced,
|
||||
num_col_classifier)
|
||||
self.logger.info("Textregion detection took %.1fs ", time.time() - t1)
|
||||
|
|
@ -4669,7 +4551,7 @@ class Eynollah:
|
|||
textline_mask_tot_ea = self.run_textline(image_page)
|
||||
self.logger.info("textline detection took %.1fs", time.time() - t1)
|
||||
t1 = time.time()
|
||||
slope_deskew, slope_first = self.run_deskew(textline_mask_tot_ea)
|
||||
slope_deskew = self.run_deskew(textline_mask_tot_ea)
|
||||
self.logger.info("deskewing took %.1fs", time.time() - t1)
|
||||
elif num_col_classifier in (1,2):
|
||||
org_h_l_m = textline_mask_tot_ea.shape[0]
|
||||
|
|
@ -4687,9 +4569,12 @@ class Eynollah:
|
|||
text_regions_p_1 = resize_image(text_regions_p_1,img_h_new, img_w_new )
|
||||
table_prediction = resize_image(table_prediction,img_h_new, img_w_new )
|
||||
|
||||
textline_mask_tot, text_regions_p, image_page_rotated = \
|
||||
self.run_marginals(image_page, textline_mask_tot_ea, mask_images, mask_lines,
|
||||
textline_mask_tot, text_regions_p = \
|
||||
self.run_marginals(textline_mask_tot_ea, mask_images, mask_lines,
|
||||
num_col_classifier, slope_deskew, text_regions_p_1, table_prediction)
|
||||
if self.plotter:
|
||||
self.plotter.save_plot_of_layout_main_all(text_regions_p, image_page)
|
||||
self.plotter.save_plot_of_layout_main(text_regions_p, image_page)
|
||||
|
||||
if self.light_version and num_col_classifier in (1,2):
|
||||
image_page = resize_image(image_page,org_h_l_m, org_w_l_m )
|
||||
|
|
@ -4698,7 +4583,6 @@ class Eynollah:
|
|||
textline_mask_tot = resize_image(textline_mask_tot,org_h_l_m, org_w_l_m )
|
||||
text_regions_p_1 = resize_image(text_regions_p_1,org_h_l_m, org_w_l_m )
|
||||
table_prediction = resize_image(table_prediction,org_h_l_m, org_w_l_m )
|
||||
image_page_rotated = resize_image(image_page_rotated,org_h_l_m, org_w_l_m )
|
||||
|
||||
self.logger.info("detection of marginals took %.1fs", time.time() - t1)
|
||||
#print("text region early 2 marginal in %.1fs", time.time() - t0)
|
||||
|
|
@ -4709,14 +4593,14 @@ class Eynollah:
|
|||
boxes, boxes_d, polygons_of_marginals, contours_tables = \
|
||||
self.run_boxes_no_full_layout(image_page, textline_mask_tot, text_regions_p, slope_deskew,
|
||||
num_col_classifier, table_prediction, erosion_hurts)
|
||||
###polygons_of_marginals = self.dilate_textregions_contours(polygons_of_marginals)
|
||||
###polygons_of_marginals = dilate_textregion_contours(polygons_of_marginals)
|
||||
else:
|
||||
polygons_of_images, img_revised_tab, text_regions_p_1_n, textline_mask_tot_d, regions_without_separators_d, \
|
||||
regions_fully, regions_without_separators, polygons_of_marginals, contours_tables = \
|
||||
self.run_boxes_full_layout(image_page, textline_mask_tot, text_regions_p, slope_deskew,
|
||||
num_col_classifier, img_only_regions, table_prediction, erosion_hurts,
|
||||
img_bin_light if self.light_version else None)
|
||||
###polygons_of_marginals = self.dilate_textregions_contours(polygons_of_marginals)
|
||||
###polygons_of_marginals = dilate_textregion_contours(polygons_of_marginals)
|
||||
if self.light_version:
|
||||
drop_label_in_full_layout = 4
|
||||
textline_mask_tot_ea_org[img_revised_tab==drop_label_in_full_layout] = 0
|
||||
|
|
@ -4840,31 +4724,30 @@ class Eynollah:
|
|||
[], [], page_coord, [], [], [], [], [], [],
|
||||
polygons_of_images, contours_tables, [],
|
||||
polygons_of_marginals, polygons_of_marginals, empty_marginals, empty_marginals, empty_marginals, empty_marginals, [], [], [], [],
|
||||
cont_page, polygons_lines_xml)
|
||||
cont_page, polygons_seplines)
|
||||
else:
|
||||
pcgts = self.writer.build_pagexml_no_full_layout(
|
||||
[], page_coord, [], [], [], [],
|
||||
polygons_of_images,
|
||||
polygons_of_marginals, polygons_of_marginals, empty_marginals, empty_marginals, empty_marginals, empty_marginals, [], [], [],
|
||||
cont_page, polygons_lines_xml, contours_tables)
|
||||
cont_page, polygons_seplines, contours_tables)
|
||||
return pcgts
|
||||
|
||||
|
||||
|
||||
#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 = dilate_textregion_contours(contours_only_text_parent)
|
||||
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 , conf_contours_textregions = get_textregion_contours_in_org_image_light(
|
||||
contours_only_text_parent, self.image, slope_first, confidence_matrix, map=self.executor.map)
|
||||
#txt_con_org = self.dilate_textregions_contours(txt_con_org)
|
||||
#contours_only_text_parent = self.dilate_textregions_contours(contours_only_text_parent)
|
||||
contours_only_text_parent, self.image, confidence_matrix, map=self.executor.map)
|
||||
#txt_con_org = dilate_textregion_contours(txt_con_org)
|
||||
#contours_only_text_parent = dilate_textregion_contours(contours_only_text_parent)
|
||||
else:
|
||||
txt_con_org , conf_contours_textregions = get_textregion_contours_in_org_image_light(
|
||||
contours_only_text_parent, self.image, slope_first, confidence_matrix, map=self.executor.map)
|
||||
contours_only_text_parent, self.image, confidence_matrix, map=self.executor.map)
|
||||
#print("text region early 4 in %.1fs", time.time() - t0)
|
||||
boxes_text, _ = get_text_region_boxes_by_given_contours(contours_only_text_parent)
|
||||
boxes_marginals, _ = get_text_region_boxes_by_given_contours(polygons_of_marginals)
|
||||
|
|
@ -4876,11 +4759,11 @@ class Eynollah:
|
|||
all_found_textline_polygons, boxes_text, txt_con_org, contours_only_text_parent, \
|
||||
all_box_coord, index_by_text_par_con, slopes = self.get_slopes_and_deskew_new_light2(
|
||||
txt_con_org, contours_only_text_parent, textline_mask_tot_ea_org,
|
||||
image_page_rotated, boxes_text, slope_deskew)
|
||||
boxes_text, slope_deskew)
|
||||
all_found_textline_polygons_marginals, boxes_marginals, _, polygons_of_marginals, \
|
||||
all_box_coord_marginals, _, slopes_marginals = self.get_slopes_and_deskew_new_light2(
|
||||
polygons_of_marginals, polygons_of_marginals, textline_mask_tot_ea_org,
|
||||
image_page_rotated, boxes_marginals, slope_deskew)
|
||||
boxes_marginals, slope_deskew)
|
||||
|
||||
#slopes, all_found_textline_polygons, boxes_text, txt_con_org, contours_only_text_parent, index_by_text_par_con = \
|
||||
# self.delete_regions_without_textlines(slopes, all_found_textline_polygons,
|
||||
|
|
@ -4888,14 +4771,10 @@ class Eynollah:
|
|||
#slopes_marginals, all_found_textline_polygons_marginals, boxes_marginals, polygons_of_marginals, polygons_of_marginals, _ = \
|
||||
# self.delete_regions_without_textlines(slopes_marginals, all_found_textline_polygons_marginals,
|
||||
# boxes_marginals, polygons_of_marginals, polygons_of_marginals, np.array(range(len(polygons_of_marginals))))
|
||||
#all_found_textline_polygons = self.dilate_textlines(all_found_textline_polygons)
|
||||
#####all_found_textline_polygons = self.dilate_textline_contours(all_found_textline_polygons)
|
||||
all_found_textline_polygons = self.dilate_textregions_contours_textline_version(
|
||||
all_found_textline_polygons)
|
||||
all_found_textline_polygons = dilate_textline_contours(all_found_textline_polygons)
|
||||
all_found_textline_polygons = self.filter_contours_inside_a_bigger_one(
|
||||
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)
|
||||
all_found_textline_polygons_marginals = dilate_textline_contours(all_found_textline_polygons_marginals)
|
||||
contours_only_text_parent, txt_con_org, conf_contours_textregions, all_found_textline_polygons, contours_only_text_parent_d_ordered, \
|
||||
index_by_text_par_con = self.filter_contours_without_textline_inside(
|
||||
contours_only_text_parent, txt_con_org, all_found_textline_polygons, contours_only_text_parent_d_ordered, conf_contours_textregions)
|
||||
|
|
@ -4904,11 +4783,11 @@ class Eynollah:
|
|||
all_found_textline_polygons, boxes_text, txt_con_org, contours_only_text_parent, all_box_coord, \
|
||||
index_by_text_par_con, slopes = self.get_slopes_and_deskew_new_light(
|
||||
txt_con_org, contours_only_text_parent, textline_mask_tot_ea,
|
||||
image_page_rotated, boxes_text, slope_deskew)
|
||||
boxes_text, slope_deskew)
|
||||
all_found_textline_polygons_marginals, boxes_marginals, _, polygons_of_marginals, \
|
||||
all_box_coord_marginals, _, slopes_marginals = self.get_slopes_and_deskew_new_light(
|
||||
polygons_of_marginals, polygons_of_marginals, textline_mask_tot_ea,
|
||||
image_page_rotated, boxes_marginals, slope_deskew)
|
||||
boxes_marginals, slope_deskew)
|
||||
#all_found_textline_polygons = self.filter_contours_inside_a_bigger_one(
|
||||
# all_found_textline_polygons, textline_mask_tot_ea_org, type_contour="textline")
|
||||
else:
|
||||
|
|
@ -4916,25 +4795,25 @@ class Eynollah:
|
|||
all_found_textline_polygons, boxes_text, txt_con_org, contours_only_text_parent, \
|
||||
all_box_coord, index_by_text_par_con, slopes = self.get_slopes_and_deskew_new(
|
||||
txt_con_org, contours_only_text_parent, textline_mask_tot_ea,
|
||||
image_page_rotated, boxes_text, slope_deskew)
|
||||
boxes_text, slope_deskew)
|
||||
all_found_textline_polygons_marginals, boxes_marginals, _, polygons_of_marginals, \
|
||||
all_box_coord_marginals, _, slopes_marginals = self.get_slopes_and_deskew_new(
|
||||
polygons_of_marginals, polygons_of_marginals, textline_mask_tot_ea,
|
||||
image_page_rotated, boxes_marginals, slope_deskew)
|
||||
boxes_marginals, slope_deskew)
|
||||
else:
|
||||
scale_param = 1
|
||||
textline_mask_tot_ea_erode = cv2.erode(textline_mask_tot_ea, kernel=KERNEL, iterations=2)
|
||||
all_found_textline_polygons, boxes_text, txt_con_org, contours_only_text_parent, \
|
||||
all_box_coord, index_by_text_par_con, slopes = self.get_slopes_and_deskew_new_curved(
|
||||
txt_con_org, contours_only_text_parent, textline_mask_tot_ea_erode,
|
||||
image_page_rotated, boxes_text, text_only,
|
||||
boxes_text, text_only,
|
||||
num_col_classifier, scale_param, slope_deskew)
|
||||
all_found_textline_polygons = small_textlines_to_parent_adherence2(
|
||||
all_found_textline_polygons, textline_mask_tot_ea, num_col_classifier)
|
||||
all_found_textline_polygons_marginals, boxes_marginals, _, polygons_of_marginals, \
|
||||
all_box_coord_marginals, _, slopes_marginals = self.get_slopes_and_deskew_new_curved(
|
||||
polygons_of_marginals, polygons_of_marginals, textline_mask_tot_ea_erode,
|
||||
image_page_rotated, boxes_marginals, text_only,
|
||||
boxes_marginals, text_only,
|
||||
num_col_classifier, scale_param, slope_deskew)
|
||||
all_found_textline_polygons_marginals = small_textlines_to_parent_adherence2(
|
||||
all_found_textline_polygons_marginals, textline_mask_tot_ea, num_col_classifier)
|
||||
|
|
@ -5071,7 +4950,7 @@ class Eynollah:
|
|||
all_found_textline_polygons, all_found_textline_polygons_h, all_box_coord, all_box_coord_h,
|
||||
polygons_of_images, contours_tables, polygons_of_drop_capitals, polygons_of_marginals_left, polygons_of_marginals_right,
|
||||
all_found_textline_polygons_marginals_left, all_found_textline_polygons_marginals_right, all_box_coord_marginals_left, all_box_coord_marginals_right, slopes, slopes_h, slopes_marginals_left, slopes_marginals_right,
|
||||
cont_page, polygons_lines_xml, ocr_all_textlines, ocr_all_textlines_h, ocr_all_textlines_marginals_left, ocr_all_textlines_marginals_right, ocr_all_textlines_drop, conf_contours_textregions, conf_contours_textregions_h)
|
||||
cont_page, polygons_seplines, ocr_all_textlines, ocr_all_textlines_h, ocr_all_textlines_marginals_left, ocr_all_textlines_marginals_right, ocr_all_textlines_drop, conf_contours_textregions, conf_contours_textregions_h)
|
||||
return pcgts
|
||||
|
||||
contours_only_text_parent_h = None
|
||||
|
|
@ -5163,7 +5042,7 @@ class Eynollah:
|
|||
txt_con_org, page_coord, order_text_new, id_of_texts_tot,
|
||||
all_found_textline_polygons, all_box_coord, polygons_of_images, polygons_of_marginals_left, polygons_of_marginals_right,
|
||||
all_found_textline_polygons_marginals_left, all_found_textline_polygons_marginals_right, all_box_coord_marginals_left, all_box_coord_marginals_right, slopes, slopes_marginals_left, slopes_marginals_right,
|
||||
cont_page, polygons_lines_xml, contours_tables, ocr_all_textlines, ocr_all_textlines_marginals_left, ocr_all_textlines_marginals_right, conf_contours_textregions)
|
||||
cont_page, polygons_seplines, contours_tables, ocr_all_textlines, ocr_all_textlines_marginals_left, ocr_all_textlines_marginals_right, conf_contours_textregions)
|
||||
return pcgts
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -38,7 +38,7 @@
|
|||
"textline_light": {
|
||||
"type": "boolean",
|
||||
"default": true,
|
||||
"description": "Light version need textline light"
|
||||
"description": "Light version need textline light. If this parameter set to true, this tool will try to return contoure of textlines instead of rectangle bounding box of textline with a faster method."
|
||||
},
|
||||
"tables": {
|
||||
"type": "boolean",
|
||||
|
|
@ -65,11 +65,6 @@
|
|||
"default": false,
|
||||
"description": "if this parameter set to true, this tool would check that input image need resizing and enhancement or not."
|
||||
},
|
||||
"textline_light": {
|
||||
"type": "boolean",
|
||||
"default": false,
|
||||
"description": "if this parameter set to true, this tool will try to return contoure of textlines instead of rectangle bounding box of textline with a faster method."
|
||||
},
|
||||
"right_to_left": {
|
||||
"type": "boolean",
|
||||
"default": false,
|
||||
|
|
@ -79,6 +74,11 @@
|
|||
"type": "boolean",
|
||||
"default": false,
|
||||
"description": "ignore the special role of headings during reading order detection"
|
||||
},
|
||||
"reading_order_machine_based": {
|
||||
"type": "boolean",
|
||||
"default": false,
|
||||
"description": "use data-driven (rather than rule-based) reading order detection"
|
||||
}
|
||||
},
|
||||
"resources": [
|
||||
|
|
|
|||
|
|
@ -14,15 +14,17 @@ class EynollahProcessor(Processor):
|
|||
return 'ocrd-eynollah-segment'
|
||||
|
||||
def setup(self) -> None:
|
||||
if self.parameter['textline_light'] and not self.parameter['light_version']:
|
||||
raise ValueError("Error: You set parameter 'textline_light' to enable light textline detection, "
|
||||
"but parameter 'light_version' is not enabled")
|
||||
assert self.parameter
|
||||
if self.parameter['textline_light'] != self.parameter['light_version']:
|
||||
raise ValueError("Error: You must set or unset both parameter 'textline_light' (to enable light textline detection), "
|
||||
"and parameter 'light_version' (faster+simpler method for main region detection and deskewing)")
|
||||
self.eynollah = Eynollah(
|
||||
self.resolve_resource(self.parameter['models']),
|
||||
logger=self.logger,
|
||||
allow_enhancement=self.parameter['allow_enhancement'],
|
||||
curved_line=self.parameter['curved_line'],
|
||||
right2left=self.parameter['right_to_left'],
|
||||
reading_order_machine_based=self.parameter['reading_order_machine_based'],
|
||||
ignore_page_extraction=self.parameter['ignore_page_extraction'],
|
||||
light_version=self.parameter['light_version'],
|
||||
textline_light=self.parameter['textline_light'],
|
||||
|
|
@ -56,6 +58,8 @@ class EynollahProcessor(Processor):
|
|||
- If ``ignore_page_extraction``, then attempt no cropping of the page.
|
||||
- If ``curved_line``, then compute contour polygons for text lines
|
||||
instead of simple bounding boxes.
|
||||
- If ``reading_order_machine_based``, then detect reading order via
|
||||
data-driven model instead of geometrical heuristics.
|
||||
|
||||
Produce a new output file by serialising the resulting hierarchy.
|
||||
"""
|
||||
|
|
|
|||
|
|
@ -1,3 +1,4 @@
|
|||
from typing import Tuple
|
||||
import time
|
||||
import math
|
||||
|
||||
|
|
@ -298,9 +299,17 @@ def return_x_start_end_mothers_childs_and_type_of_reading_order(
|
|||
x_end_with_child_without_mother,
|
||||
new_main_sep_y)
|
||||
|
||||
def box2rect(box: Tuple[int, int, int, int]) -> Tuple[int, int, int, int]:
|
||||
return (box[1], box[1] + box[3],
|
||||
box[0], box[0] + box[2])
|
||||
|
||||
def box2slice(box: Tuple[int, int, int, int]) -> Tuple[slice, slice]:
|
||||
return (slice(box[1], box[1] + box[3]),
|
||||
slice(box[0], box[0] + box[2]))
|
||||
|
||||
def crop_image_inside_box(box, img_org_copy):
|
||||
image_box = img_org_copy[box[1] : box[1] + box[3], box[0] : box[0] + box[2]]
|
||||
return image_box, [box[1], box[1] + box[3], box[0], box[0] + box[2]]
|
||||
image_box = img_org_copy[box2slice(box)]
|
||||
return image_box, box2rect(box)
|
||||
|
||||
def otsu_copy_binary(img):
|
||||
img_r = np.zeros((img.shape[0], img.shape[1], 3))
|
||||
|
|
@ -956,11 +965,11 @@ def check_any_text_region_in_model_one_is_main_or_header_light(
|
|||
regions_model_full = cv2.resize(regions_model_full, (regions_model_full.shape[1] // zoom,
|
||||
regions_model_full.shape[0] // zoom),
|
||||
interpolation=cv2.INTER_NEAREST)
|
||||
contours_only_text_parent = [(i / zoom).astype(int) for i in contours_only_text_parent]
|
||||
contours_only_text_parent_z = [(cnt / zoom).astype(int) for cnt in contours_only_text_parent]
|
||||
|
||||
###
|
||||
cx_main, cy_main, x_min_main, x_max_main, y_min_main, y_max_main, y_corr_x_min_from_argmin = \
|
||||
find_new_features_of_contours(contours_only_text_parent)
|
||||
find_new_features_of_contours(contours_only_text_parent_z)
|
||||
|
||||
length_con=x_max_main-x_min_main
|
||||
height_con=y_max_main-y_min_main
|
||||
|
|
@ -983,8 +992,7 @@ def check_any_text_region_in_model_one_is_main_or_header_light(
|
|||
contours_only_text_parent_main_d=[]
|
||||
contours_only_text_parent_head_d=[]
|
||||
|
||||
for ii in range(len(contours_only_text_parent)):
|
||||
con=contours_only_text_parent[ii]
|
||||
for ii, con in enumerate(contours_only_text_parent_z):
|
||||
img=np.zeros((regions_model_1.shape[0], regions_model_1.shape[1], 3))
|
||||
img = cv2.fillPoly(img, pts=[con], color=(255, 255, 255))
|
||||
|
||||
|
|
@ -995,23 +1003,22 @@ def check_any_text_region_in_model_one_is_main_or_header_light(
|
|||
|
||||
if ( (pixels_header/float(pixels_main)>=0.6) and ( (length_con[ii]/float(height_con[ii]) )>=1.3 ) and ( (length_con[ii]/float(height_con[ii]) )<=3 )) or ( (pixels_header/float(pixels_main)>=0.3) and ( (length_con[ii]/float(height_con[ii]) )>=3 ) ):
|
||||
regions_model_1[:,:][(regions_model_1[:,:]==1) & (img[:,:,0]==255) ]=2
|
||||
contours_only_text_parent_head.append(con)
|
||||
contours_only_text_parent_head.append(contours_only_text_parent[ii])
|
||||
conf_contours_head.append(None) # why not conf_contours[ii], too?
|
||||
if contours_only_text_parent_d_ordered is not None:
|
||||
contours_only_text_parent_head_d.append(contours_only_text_parent_d_ordered[ii])
|
||||
all_box_coord_head.append(all_box_coord[ii])
|
||||
slopes_head.append(slopes[ii])
|
||||
all_found_textline_polygons_head.append(all_found_textline_polygons[ii])
|
||||
conf_contours_head.append(None)
|
||||
else:
|
||||
regions_model_1[:,:][(regions_model_1[:,:]==1) & (img[:,:,0]==255) ]=1
|
||||
contours_only_text_parent_main.append(con)
|
||||
contours_only_text_parent_main.append(contours_only_text_parent[ii])
|
||||
conf_contours_main.append(conf_contours[ii])
|
||||
if contours_only_text_parent_d_ordered is not None:
|
||||
contours_only_text_parent_main_d.append(contours_only_text_parent_d_ordered[ii])
|
||||
all_box_coord_main.append(all_box_coord[ii])
|
||||
slopes_main.append(slopes[ii])
|
||||
all_found_textline_polygons_main.append(all_found_textline_polygons[ii])
|
||||
|
||||
#print(all_pixels,pixels_main,pixels_header)
|
||||
|
||||
### to make it faster
|
||||
|
|
@ -1019,8 +1026,6 @@ def check_any_text_region_in_model_one_is_main_or_header_light(
|
|||
# regions_model_full = cv2.resize(img, (regions_model_full.shape[1] // zoom,
|
||||
# regions_model_full.shape[0] // zoom),
|
||||
# interpolation=cv2.INTER_NEAREST)
|
||||
contours_only_text_parent_head = [(i * zoom).astype(int) for i in contours_only_text_parent_head]
|
||||
contours_only_text_parent_main = [(i * zoom).astype(int) for i in contours_only_text_parent_main]
|
||||
###
|
||||
|
||||
return (regions_model_1,
|
||||
|
|
@ -1743,6 +1748,7 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
x_ending = np.array(x_ending)
|
||||
y_type_2 = np.array(y_type_2)
|
||||
y_diff_type_2 = np.array(y_diff_type_2)
|
||||
all_columns = set(range(len(peaks_neg_tot) - 1))
|
||||
|
||||
if ((reading_order_type==1) or
|
||||
(reading_order_type==0 and
|
||||
|
|
@ -1864,7 +1870,7 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
x_end_by_order.append(len(peaks_neg_tot)-2)
|
||||
else:
|
||||
#print(x_start_without_mother,x_end_without_mother,peaks_neg_tot,'dodo')
|
||||
columns_covered_by_mothers = []
|
||||
columns_covered_by_mothers = set()
|
||||
for dj in range(len(x_start_without_mother)):
|
||||
columns_covered_by_mothers = columns_covered_by_mothers + \
|
||||
list(range(int(x_start_without_mother[dj]),
|
||||
|
|
@ -1876,7 +1882,7 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
y_type_2 = np.append(y_type_2, [int(splitter_y_new[i])] * (len(columns_not_covered) + len(x_start_without_mother)))
|
||||
##y_lines_by_order = np.append(y_lines_by_order, [int(splitter_y_new[i])] * len(columns_not_covered))
|
||||
##x_start_by_order = np.append(x_start_by_order, [0] * len(columns_not_covered))
|
||||
x_starting = np.append(x_starting, columns_not_covered)
|
||||
x_starting = np.append(x_starting, np.array(columns_not_covered, x_starting.dtype))
|
||||
x_starting = np.append(x_starting, x_start_without_mother)
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered) + 1)
|
||||
x_ending = np.append(x_ending, x_end_without_mother)
|
||||
|
|
@ -1907,7 +1913,7 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
x_end_by_order.append(x_end_column_sort[ii]-1)
|
||||
else:
|
||||
#print(x_start_without_mother,x_end_without_mother,peaks_neg_tot,'dodo')
|
||||
columns_covered_by_mothers = []
|
||||
columns_covered_by_mothers = set()
|
||||
for dj in range(len(x_start_without_mother)):
|
||||
columns_covered_by_mothers = columns_covered_by_mothers + \
|
||||
list(range(int(x_start_without_mother[dj]),
|
||||
|
|
@ -1919,12 +1925,12 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
y_type_2 = np.append(y_type_2, [int(splitter_y_new[i])] * (len(columns_not_covered) + len(x_start_without_mother)))
|
||||
##y_lines_by_order = np.append(y_lines_by_order, [int(splitter_y_new[i])] * len(columns_not_covered))
|
||||
##x_start_by_order = np.append(x_start_by_order, [0] * len(columns_not_covered))
|
||||
x_starting = np.append(x_starting, columns_not_covered)
|
||||
x_starting = np.append(x_starting, np.array(columns_not_covered, x_starting.dtype))
|
||||
x_starting = np.append(x_starting, x_start_without_mother)
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered) + 1)
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered, x_ending.dtype) + 1)
|
||||
x_ending = np.append(x_ending, x_end_without_mother)
|
||||
|
||||
columns_covered_by_with_child_no_mothers = []
|
||||
columns_covered_by_with_child_no_mothers = set()
|
||||
for dj in range(len(x_end_with_child_without_mother)):
|
||||
columns_covered_by_with_child_no_mothers = columns_covered_by_with_child_no_mothers + \
|
||||
list(range(int(x_start_with_child_without_mother[dj]),
|
||||
|
|
@ -1968,7 +1974,7 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
if len(x_diff_all_between_nm_wc)>0:
|
||||
biggest=np.argmax(x_diff_all_between_nm_wc)
|
||||
|
||||
columns_covered_by_mothers = []
|
||||
columns_covered_by_mothers = set()
|
||||
for dj in range(len(x_starting_all_between_nm_wc)):
|
||||
columns_covered_by_mothers = columns_covered_by_mothers + \
|
||||
list(range(int(x_starting_all_between_nm_wc[dj]),
|
||||
|
|
@ -2093,8 +2099,7 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
x_start_by_order=[]
|
||||
x_end_by_order=[]
|
||||
if len(x_starting)>0:
|
||||
all_columns = np.arange(len(peaks_neg_tot)-1)
|
||||
columns_covered_by_lines_covered_more_than_2col = []
|
||||
columns_covered_by_lines_covered_more_than_2col = set()
|
||||
for dj in range(len(x_starting)):
|
||||
if set(list(range(int(x_starting[dj]),int(x_ending[dj]) ))) == set(all_columns):
|
||||
pass
|
||||
|
|
@ -2107,8 +2112,8 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
y_type_2 = np.append(y_type_2, [int(splitter_y_new[i])] * (len(columns_not_covered) + 1))
|
||||
##y_lines_by_order = np.append(y_lines_by_order, [int(splitter_y_new[i])] * len(columns_not_covered))
|
||||
##x_start_by_order = np.append(x_start_by_order, [0] * len(columns_not_covered))
|
||||
x_starting = np.append(x_starting, columns_not_covered)
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered) + 1)
|
||||
x_starting = np.append(x_starting, np.array(columns_not_covered, x_starting.dtype))
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered, x_ending.dtype) + 1)
|
||||
if len(new_main_sep_y) > 0:
|
||||
x_starting = np.append(x_starting, 0)
|
||||
x_ending = np.append(x_ending, len(peaks_neg_tot) - 1)
|
||||
|
|
@ -2116,13 +2121,12 @@ def return_boxes_of_images_by_order_of_reading_new(
|
|||
x_starting = np.append(x_starting, x_starting[0])
|
||||
x_ending = np.append(x_ending, x_ending[0])
|
||||
else:
|
||||
all_columns = np.arange(len(peaks_neg_tot)-1)
|
||||
columns_not_covered = list(set(all_columns))
|
||||
columns_not_covered = list(all_columns)
|
||||
y_type_2 = np.append(y_type_2, [int(splitter_y_new[i])] * len(columns_not_covered))
|
||||
##y_lines_by_order = np.append(y_lines_by_order, [int(splitter_y_new[i])] * len(columns_not_covered))
|
||||
##x_start_by_order = np.append(x_start_by_order, [0] * len(columns_not_covered))
|
||||
x_starting = np.append(x_starting, columns_not_covered)
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered) + 1)
|
||||
x_starting = np.append(x_starting, np.array(columns_not_covered, x_starting.dtype))
|
||||
x_ending = np.append(x_ending, np.array(columns_not_covered, x_ending.dtype) + 1)
|
||||
|
||||
ind_args=np.array(range(len(y_type_2)))
|
||||
|
||||
|
|
|
|||
|
|
@ -1,7 +1,15 @@
|
|||
from typing import Sequence, Union
|
||||
from numbers import Number
|
||||
from functools import partial
|
||||
import itertools
|
||||
|
||||
import cv2
|
||||
import numpy as np
|
||||
from shapely import geometry
|
||||
from scipy.sparse.csgraph import minimum_spanning_tree
|
||||
from shapely.geometry import Polygon, LineString
|
||||
from shapely.geometry.polygon import orient
|
||||
from shapely import set_precision
|
||||
from shapely.ops import unary_union, nearest_points
|
||||
|
||||
from .rotate import rotate_image, rotation_image_new
|
||||
|
||||
|
|
@ -37,29 +45,28 @@ def get_text_region_boxes_by_given_contours(contours):
|
|||
|
||||
return boxes, contours_new
|
||||
|
||||
def filter_contours_area_of_image(image, contours, hierarchy, max_area, min_area):
|
||||
def filter_contours_area_of_image(image, contours, hierarchy, max_area=1.0, min_area=0.0, dilate=0):
|
||||
found_polygons_early = []
|
||||
for jv,c in enumerate(contours):
|
||||
if len(c) < 3: # A polygon cannot have less than 3 points
|
||||
for jv, contour in enumerate(contours):
|
||||
if len(contour) < 3: # A polygon cannot have less than 3 points
|
||||
continue
|
||||
|
||||
polygon = geometry.Polygon([point[0] for point in c])
|
||||
polygon = contour2polygon(contour, dilate=dilate)
|
||||
area = polygon.area
|
||||
if (area >= min_area * np.prod(image.shape[:2]) and
|
||||
area <= max_area * np.prod(image.shape[:2]) and
|
||||
hierarchy[0][jv][3] == -1):
|
||||
found_polygons_early.append(np.array([[point]
|
||||
for point in polygon.exterior.coords], dtype=np.uint))
|
||||
found_polygons_early.append(polygon2contour(polygon))
|
||||
return found_polygons_early
|
||||
|
||||
def filter_contours_area_of_image_tables(image, contours, hierarchy, max_area, min_area):
|
||||
def filter_contours_area_of_image_tables(image, contours, hierarchy, max_area=1.0, min_area=0.0, dilate=0):
|
||||
found_polygons_early = []
|
||||
for jv,c in enumerate(contours):
|
||||
if len(c) < 3: # A polygon cannot have less than 3 points
|
||||
for jv, contour in enumerate(contours):
|
||||
if len(contour) < 3: # A polygon cannot have less than 3 points
|
||||
continue
|
||||
|
||||
polygon = geometry.Polygon([point[0] for point in c])
|
||||
# area = cv2.contourArea(c)
|
||||
polygon = contour2polygon(contour, dilate=dilate)
|
||||
# area = cv2.contourArea(contour)
|
||||
area = polygon.area
|
||||
##print(np.prod(thresh.shape[:2]))
|
||||
# Check that polygon has area greater than minimal area
|
||||
|
|
@ -68,9 +75,8 @@ def filter_contours_area_of_image_tables(image, contours, hierarchy, max_area, m
|
|||
area <= max_area * np.prod(image.shape[:2]) and
|
||||
# hierarchy[0][jv][3]==-1
|
||||
True):
|
||||
# print(c[0][0][1])
|
||||
found_polygons_early.append(np.array([[point]
|
||||
for point in polygon.exterior.coords], dtype=np.int32))
|
||||
# print(contour[0][0][1])
|
||||
found_polygons_early.append(polygon2contour(polygon))
|
||||
return found_polygons_early
|
||||
|
||||
def find_new_features_of_contours(contours_main):
|
||||
|
|
@ -135,12 +141,12 @@ def return_parent_contours(contours, hierarchy):
|
|||
if hierarchy[0][i][3] == -1]
|
||||
return contours_parent
|
||||
|
||||
def return_contours_of_interested_region(region_pre_p, pixel, min_area=0.0002):
|
||||
def return_contours_of_interested_region(region_pre_p, label, min_area=0.0002):
|
||||
# pixels of images are identified by 5
|
||||
if len(region_pre_p.shape) == 3:
|
||||
cnts_images = (region_pre_p[:, :, 0] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :, 0] == label) * 1
|
||||
else:
|
||||
cnts_images = (region_pre_p[:, :] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :] == label) * 1
|
||||
cnts_images = cnts_images.astype(np.uint8)
|
||||
cnts_images = np.repeat(cnts_images[:, :, np.newaxis], 3, axis=2)
|
||||
imgray = cv2.cvtColor(cnts_images, cv2.COLOR_BGR2GRAY)
|
||||
|
|
@ -247,30 +253,23 @@ def do_back_rotation_and_get_cnt_back(contour_par, index_r_con, img, slope_first
|
|||
cont_int[0][:, 0, 1] = cont_int[0][:, 0, 1] + np.abs(img_copy.shape[0] - img.shape[0])
|
||||
return cont_int[0], index_r_con, confidence_contour
|
||||
|
||||
def get_textregion_contours_in_org_image_light(cnts, img, slope_first, confidence_matrix, map=map):
|
||||
def get_textregion_contours_in_org_image_light(cnts, img, confidence_matrix, map=map):
|
||||
if not len(cnts):
|
||||
return [], []
|
||||
|
||||
confidence_matrix = cv2.resize(confidence_matrix, (int(img.shape[1]/6), int(img.shape[0]/6)), interpolation=cv2.INTER_NEAREST)
|
||||
img = cv2.resize(img, (int(img.shape[1]/6), int(img.shape[0]/6)), interpolation=cv2.INTER_NEAREST)
|
||||
##cnts = list( (np.array(cnts)/2).astype(np.int16) )
|
||||
#cnts = cnts/2
|
||||
cnts = [(i/6).astype(int) for i in cnts]
|
||||
results = map(partial(do_back_rotation_and_get_cnt_back,
|
||||
img=img,
|
||||
slope_first=slope_first,
|
||||
confidence_matrix=confidence_matrix,
|
||||
),
|
||||
cnts, range(len(cnts)))
|
||||
contours, indexes, conf_contours = tuple(zip(*results))
|
||||
return [i*6 for i in contours], list(conf_contours)
|
||||
confs = []
|
||||
for cnt in cnts:
|
||||
cnt_mask = np.zeros(confidence_matrix.shape)
|
||||
cnt_mask = cv2.fillPoly(cnt_mask, pts=[cnt], color=1.0)
|
||||
confs.append(np.sum(confidence_matrix * cnt_mask) / np.sum(cnt_mask))
|
||||
return cnts, confs
|
||||
|
||||
def return_contours_of_interested_textline(region_pre_p, pixel):
|
||||
def return_contours_of_interested_textline(region_pre_p, label):
|
||||
# pixels of images are identified by 5
|
||||
if len(region_pre_p.shape) == 3:
|
||||
cnts_images = (region_pre_p[:, :, 0] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :, 0] == label) * 1
|
||||
else:
|
||||
cnts_images = (region_pre_p[:, :] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :] == label) * 1
|
||||
cnts_images = cnts_images.astype(np.uint8)
|
||||
cnts_images = np.repeat(cnts_images[:, :, np.newaxis], 3, axis=2)
|
||||
imgray = cv2.cvtColor(cnts_images, cv2.COLOR_BGR2GRAY)
|
||||
|
|
@ -293,12 +292,12 @@ def return_contours_of_image(image):
|
|||
contours, hierarchy = cv2.findContours(thresh, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
|
||||
return contours, hierarchy
|
||||
|
||||
def return_contours_of_interested_region_by_min_size(region_pre_p, pixel, min_size=0.00003):
|
||||
def return_contours_of_interested_region_by_min_size(region_pre_p, label, min_size=0.00003):
|
||||
# pixels of images are identified by 5
|
||||
if len(region_pre_p.shape) == 3:
|
||||
cnts_images = (region_pre_p[:, :, 0] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :, 0] == label) * 1
|
||||
else:
|
||||
cnts_images = (region_pre_p[:, :] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :] == label) * 1
|
||||
cnts_images = cnts_images.astype(np.uint8)
|
||||
cnts_images = np.repeat(cnts_images[:, :, np.newaxis], 3, axis=2)
|
||||
imgray = cv2.cvtColor(cnts_images, cv2.COLOR_BGR2GRAY)
|
||||
|
|
@ -311,12 +310,12 @@ def return_contours_of_interested_region_by_min_size(region_pre_p, pixel, min_si
|
|||
|
||||
return contours_imgs
|
||||
|
||||
def return_contours_of_interested_region_by_size(region_pre_p, pixel, min_area, max_area):
|
||||
def return_contours_of_interested_region_by_size(region_pre_p, label, min_area, max_area):
|
||||
# pixels of images are identified by 5
|
||||
if len(region_pre_p.shape) == 3:
|
||||
cnts_images = (region_pre_p[:, :, 0] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :, 0] == label) * 1
|
||||
else:
|
||||
cnts_images = (region_pre_p[:, :] == pixel) * 1
|
||||
cnts_images = (region_pre_p[:, :] == label) * 1
|
||||
cnts_images = cnts_images.astype(np.uint8)
|
||||
cnts_images = np.repeat(cnts_images[:, :, np.newaxis], 3, axis=2)
|
||||
imgray = cv2.cvtColor(cnts_images, cv2.COLOR_BGR2GRAY)
|
||||
|
|
@ -332,3 +331,97 @@ def return_contours_of_interested_region_by_size(region_pre_p, pixel, min_area,
|
|||
|
||||
return img_ret[:, :, 0]
|
||||
|
||||
def dilate_textline_contours(all_found_textline_polygons):
|
||||
return [[polygon2contour(contour2polygon(contour, dilate=6))
|
||||
for contour in region]
|
||||
for region in all_found_textline_polygons]
|
||||
|
||||
def dilate_textregion_contours(all_found_textline_polygons):
|
||||
return [polygon2contour(contour2polygon(contour, dilate=6))
|
||||
for contour in all_found_textline_polygons]
|
||||
|
||||
def contour2polygon(contour: Union[np.ndarray, Sequence[Sequence[Sequence[Number]]]], dilate=0):
|
||||
polygon = Polygon([point[0] for point in contour])
|
||||
if dilate:
|
||||
polygon = polygon.buffer(dilate)
|
||||
if polygon.geom_type == 'GeometryCollection':
|
||||
# heterogeneous result: filter zero-area shapes (LineString, Point)
|
||||
polygon = unary_union([geom for geom in polygon.geoms if geom.area > 0])
|
||||
if polygon.geom_type == 'MultiPolygon':
|
||||
# homogeneous result: construct convex hull to connect
|
||||
polygon = join_polygons(polygon.geoms)
|
||||
return make_valid(polygon)
|
||||
|
||||
def polygon2contour(polygon: Polygon) -> np.ndarray:
|
||||
polygon = np.array(polygon.exterior.coords[:-1], dtype=int)
|
||||
return np.maximum(0, polygon).astype(np.uint)[:, np.newaxis]
|
||||
|
||||
def make_valid(polygon: Polygon) -> Polygon:
|
||||
"""Ensures shapely.geometry.Polygon object is valid by repeated rearrangement/simplification/enlargement."""
|
||||
def isint(x):
|
||||
return isinstance(x, int) or int(x) == x
|
||||
# make sure rounding does not invalidate
|
||||
if not all(map(isint, np.array(polygon.exterior.coords).flat)) and polygon.minimum_clearance < 1.0:
|
||||
polygon = Polygon(np.round(polygon.exterior.coords))
|
||||
points = list(polygon.exterior.coords[:-1])
|
||||
# try by re-arranging points
|
||||
for split in range(1, len(points)):
|
||||
if polygon.is_valid or polygon.simplify(polygon.area).is_valid:
|
||||
break
|
||||
# simplification may not be possible (at all) due to ordering
|
||||
# in that case, try another starting point
|
||||
polygon = Polygon(points[-split:]+points[:-split])
|
||||
# try by simplification
|
||||
for tolerance in range(int(polygon.area + 1.5)):
|
||||
if polygon.is_valid:
|
||||
break
|
||||
# simplification may require a larger tolerance
|
||||
polygon = polygon.simplify(tolerance + 1)
|
||||
# try by enlarging
|
||||
for tolerance in range(1, int(polygon.area + 2.5)):
|
||||
if polygon.is_valid:
|
||||
break
|
||||
# enlargement may require a larger tolerance
|
||||
polygon = polygon.buffer(tolerance)
|
||||
assert polygon.is_valid, polygon.wkt
|
||||
return polygon
|
||||
|
||||
def join_polygons(polygons: Sequence[Polygon], scale=20) -> Polygon:
|
||||
"""construct concave hull (alpha shape) from input polygons by connecting their pairwise nearest points"""
|
||||
# ensure input polygons are simply typed and all oriented equally
|
||||
polygons = [orient(poly)
|
||||
for poly in itertools.chain.from_iterable(
|
||||
[poly.geoms
|
||||
if poly.geom_type in ['MultiPolygon', 'GeometryCollection']
|
||||
else [poly]
|
||||
for poly in polygons])]
|
||||
npoly = len(polygons)
|
||||
if npoly == 1:
|
||||
return polygons[0]
|
||||
# find min-dist path through all polygons (travelling salesman)
|
||||
pairs = itertools.combinations(range(npoly), 2)
|
||||
dists = np.zeros((npoly, npoly), dtype=float)
|
||||
for i, j in pairs:
|
||||
dist = polygons[i].distance(polygons[j])
|
||||
if dist < 1e-5:
|
||||
dist = 1e-5 # if pair merely touches, we still need to get an edge
|
||||
dists[i, j] = dist
|
||||
dists[j, i] = dist
|
||||
dists = minimum_spanning_tree(dists, overwrite=True)
|
||||
# add bridge polygons (where necessary)
|
||||
for prevp, nextp in zip(*dists.nonzero()):
|
||||
prevp = polygons[prevp]
|
||||
nextp = polygons[nextp]
|
||||
nearest = nearest_points(prevp, nextp)
|
||||
bridgep = orient(LineString(nearest).buffer(max(1, scale/5), resolution=1), -1)
|
||||
polygons.append(bridgep)
|
||||
jointp = unary_union(polygons)
|
||||
assert jointp.geom_type == 'Polygon', jointp.wkt
|
||||
# follow-up calculations will necessarily be integer;
|
||||
# so anticipate rounding here and then ensure validity
|
||||
jointp2 = set_precision(jointp, 1.0)
|
||||
if jointp2.geom_type != 'Polygon' or not jointp2.is_valid:
|
||||
jointp2 = Polygon(np.round(jointp.exterior.coords))
|
||||
jointp2 = make_valid(jointp2)
|
||||
assert jointp2.geom_type == 'Polygon', jointp2.wkt
|
||||
return jointp2
|
||||
|
|
|
|||
|
|
@ -99,6 +99,8 @@ def get_marginals(text_with_lines, text_regions, num_col, slope_deskew, light_ve
|
|||
except:
|
||||
point_left=first_nonzero
|
||||
|
||||
if point_left == first_nonzero and point_right == last_nonzero:
|
||||
return text_regions
|
||||
|
||||
|
||||
if point_right>=mask_marginals.shape[1]:
|
||||
|
|
|
|||
|
|
@ -20,6 +20,8 @@ from .contour import (
|
|||
from . import (
|
||||
find_num_col_deskew,
|
||||
crop_image_inside_box,
|
||||
box2rect,
|
||||
box2slice,
|
||||
)
|
||||
|
||||
def dedup_separate_lines(img_patch, contour_text_interest, thetha, axis):
|
||||
|
|
@ -1347,24 +1349,26 @@ def textline_contours_postprocessing(textline_mask, slope, contour_text_interest
|
|||
|
||||
return contours_rotated_clean
|
||||
|
||||
def separate_lines_new2(img_path, thetha, num_col, slope_region, logger=None, plotter=None):
|
||||
def separate_lines_new2(img_crop, thetha, num_col, slope_region, logger=None, plotter=None):
|
||||
if logger is None:
|
||||
logger = getLogger(__package__)
|
||||
if not np.prod(img_crop.shape):
|
||||
return img_crop
|
||||
|
||||
if num_col == 1:
|
||||
num_patches = int(img_path.shape[1] / 200.0)
|
||||
num_patches = int(img_crop.shape[1] / 200.0)
|
||||
else:
|
||||
num_patches = int(img_path.shape[1] / 140.0)
|
||||
# num_patches=int(img_path.shape[1]/200.)
|
||||
num_patches = int(img_crop.shape[1] / 140.0)
|
||||
# num_patches=int(img_crop.shape[1]/200.)
|
||||
if num_patches == 0:
|
||||
num_patches = 1
|
||||
|
||||
img_patch_ineterst = img_path[:, :] # [peaks_neg_true[14]-dis_up:peaks_neg_true[15]+dis_down ,:]
|
||||
img_patch_interest = img_crop[:, :] # [peaks_neg_true[14]-dis_up:peaks_neg_true[15]+dis_down ,:]
|
||||
|
||||
# plt.imshow(img_patch_ineterst)
|
||||
# plt.imshow(img_patch_interest)
|
||||
# plt.show()
|
||||
|
||||
length_x = int(img_path.shape[1] / float(num_patches))
|
||||
length_x = int(img_crop.shape[1] / float(num_patches))
|
||||
# margin = int(0.04 * length_x) just recently this was changed because it break lines into 2
|
||||
margin = int(0.04 * length_x)
|
||||
# if margin<=4:
|
||||
|
|
@ -1372,7 +1376,7 @@ def separate_lines_new2(img_path, thetha, num_col, slope_region, logger=None, pl
|
|||
# margin=0
|
||||
|
||||
width_mid = length_x - 2 * margin
|
||||
nxf = img_path.shape[1] / float(width_mid)
|
||||
nxf = img_crop.shape[1] / float(width_mid)
|
||||
|
||||
if nxf > int(nxf):
|
||||
nxf = int(nxf) + 1
|
||||
|
|
@ -1388,12 +1392,12 @@ def separate_lines_new2(img_path, thetha, num_col, slope_region, logger=None, pl
|
|||
index_x_d = i * width_mid
|
||||
index_x_u = index_x_d + length_x
|
||||
|
||||
if index_x_u > img_path.shape[1]:
|
||||
index_x_u = img_path.shape[1]
|
||||
index_x_d = img_path.shape[1] - length_x
|
||||
if index_x_u > img_crop.shape[1]:
|
||||
index_x_u = img_crop.shape[1]
|
||||
index_x_d = img_crop.shape[1] - length_x
|
||||
|
||||
# img_patch = img[index_y_d:index_y_u, index_x_d:index_x_u, :]
|
||||
img_xline = img_patch_ineterst[:, index_x_d:index_x_u]
|
||||
img_xline = img_patch_interest[:, index_x_d:index_x_u]
|
||||
|
||||
try:
|
||||
assert img_xline.any()
|
||||
|
|
@ -1409,9 +1413,9 @@ def separate_lines_new2(img_path, thetha, num_col, slope_region, logger=None, pl
|
|||
img_line_rotated = rotate_image(img_xline, slope_xline)
|
||||
img_line_rotated[:, :][img_line_rotated[:, :] != 0] = 1
|
||||
|
||||
img_patch_ineterst = img_path[:, :] # [peaks_neg_true[14]-dis_up:peaks_neg_true[14]+dis_down ,:]
|
||||
img_patch_interest = img_crop[:, :] # [peaks_neg_true[14]-dis_up:peaks_neg_true[14]+dis_down ,:]
|
||||
|
||||
img_patch_ineterst_revised = np.zeros(img_patch_ineterst.shape)
|
||||
img_patch_interest_revised = np.zeros(img_patch_interest.shape)
|
||||
|
||||
for i in range(nxf):
|
||||
if i == 0:
|
||||
|
|
@ -1421,11 +1425,11 @@ def separate_lines_new2(img_path, thetha, num_col, slope_region, logger=None, pl
|
|||
index_x_d = i * width_mid
|
||||
index_x_u = index_x_d + length_x
|
||||
|
||||
if index_x_u > img_path.shape[1]:
|
||||
index_x_u = img_path.shape[1]
|
||||
index_x_d = img_path.shape[1] - length_x
|
||||
if index_x_u > img_crop.shape[1]:
|
||||
index_x_u = img_crop.shape[1]
|
||||
index_x_d = img_crop.shape[1] - length_x
|
||||
|
||||
img_xline = img_patch_ineterst[:, index_x_d:index_x_u]
|
||||
img_xline = img_patch_interest[:, index_x_d:index_x_u]
|
||||
|
||||
img_int = np.zeros((img_xline.shape[0], img_xline.shape[1]))
|
||||
img_int[:, :] = img_xline[:, :] # img_patch_org[:,:,0]
|
||||
|
|
@ -1448,9 +1452,9 @@ def separate_lines_new2(img_path, thetha, num_col, slope_region, logger=None, pl
|
|||
int(img_int.shape[1] * (1.0)) : int(img_int.shape[1] * (1.0)) + img_int.shape[1]]
|
||||
|
||||
img_patch_separated_returned_true_size = img_patch_separated_returned_true_size[:, margin : length_x - margin]
|
||||
img_patch_ineterst_revised[:, index_x_d + margin : index_x_u - margin] = img_patch_separated_returned_true_size
|
||||
img_patch_interest_revised[:, index_x_d + margin : index_x_u - margin] = img_patch_separated_returned_true_size
|
||||
|
||||
return img_patch_ineterst_revised
|
||||
return img_patch_interest_revised
|
||||
|
||||
def do_image_rotation(angle, img, sigma_des, logger=None):
|
||||
if logger is None:
|
||||
|
|
@ -1631,7 +1635,7 @@ def get_smallest_skew_omp(img_resized, sigma_des, angles, plotter=None):
|
|||
|
||||
def do_work_of_slopes_new(
|
||||
box_text, contour, contour_par, index_r_con,
|
||||
textline_mask_tot_ea, image_page_rotated, slope_deskew,
|
||||
textline_mask_tot_ea, slope_deskew,
|
||||
logger=None, MAX_SLOPE=999, KERNEL=None, plotter=None
|
||||
):
|
||||
if KERNEL is None:
|
||||
|
|
@ -1641,7 +1645,7 @@ def do_work_of_slopes_new(
|
|||
logger.debug('enter do_work_of_slopes_new')
|
||||
|
||||
x, y, w, h = box_text
|
||||
_, crop_coor = crop_image_inside_box(box_text, image_page_rotated)
|
||||
crop_coor = box2rect(box_text)
|
||||
mask_textline = np.zeros(textline_mask_tot_ea.shape)
|
||||
mask_textline = cv2.fillPoly(mask_textline, pts=[contour], color=(1,1,1))
|
||||
all_text_region_raw = textline_mask_tot_ea * mask_textline
|
||||
|
|
@ -1649,7 +1653,7 @@ def do_work_of_slopes_new(
|
|||
img_int_p = all_text_region_raw[:,:]
|
||||
img_int_p = cv2.erode(img_int_p, KERNEL, iterations=2)
|
||||
|
||||
if img_int_p.shape[0] /img_int_p.shape[1] < 0.1:
|
||||
if not np.prod(img_int_p.shape) or img_int_p.shape[0] /img_int_p.shape[1] < 0.1:
|
||||
slope = 0
|
||||
slope_for_all = slope_deskew
|
||||
all_text_region_raw = textline_mask_tot_ea[y: y + h, x: x + w]
|
||||
|
|
@ -1689,7 +1693,7 @@ def do_work_of_slopes_new(
|
|||
|
||||
def do_work_of_slopes_new_curved(
|
||||
box_text, contour, contour_par, index_r_con,
|
||||
textline_mask_tot_ea, image_page_rotated, mask_texts_only, num_col, scale_par, slope_deskew,
|
||||
textline_mask_tot_ea, mask_texts_only, num_col, scale_par, slope_deskew,
|
||||
logger=None, MAX_SLOPE=999, KERNEL=None, plotter=None
|
||||
):
|
||||
if KERNEL is None:
|
||||
|
|
@ -1706,7 +1710,7 @@ def do_work_of_slopes_new_curved(
|
|||
# plt.imshow(img_int_p)
|
||||
# plt.show()
|
||||
|
||||
if img_int_p.shape[0] / img_int_p.shape[1] < 0.1:
|
||||
if not np.prod(img_int_p.shape) or img_int_p.shape[0] / img_int_p.shape[1] < 0.1:
|
||||
slope = 0
|
||||
slope_for_all = slope_deskew
|
||||
else:
|
||||
|
|
@ -1732,7 +1736,7 @@ def do_work_of_slopes_new_curved(
|
|||
slope_for_all = slope_deskew
|
||||
slope = slope_for_all
|
||||
|
||||
_, crop_coor = crop_image_inside_box(box_text, image_page_rotated)
|
||||
crop_coor = box2rect(box_text)
|
||||
|
||||
if abs(slope_for_all) < 45:
|
||||
textline_region_in_image = np.zeros(textline_mask_tot_ea.shape)
|
||||
|
|
@ -1778,7 +1782,7 @@ def do_work_of_slopes_new_curved(
|
|||
|
||||
def do_work_of_slopes_new_light(
|
||||
box_text, contour, contour_par, index_r_con,
|
||||
textline_mask_tot_ea, image_page_rotated, slope_deskew, textline_light,
|
||||
textline_mask_tot_ea, slope_deskew, textline_light,
|
||||
logger=None
|
||||
):
|
||||
if logger is None:
|
||||
|
|
@ -1786,7 +1790,7 @@ def do_work_of_slopes_new_light(
|
|||
logger.debug('enter do_work_of_slopes_new_light')
|
||||
|
||||
x, y, w, h = box_text
|
||||
_, crop_coor = crop_image_inside_box(box_text, image_page_rotated)
|
||||
crop_coor = box2rect(box_text)
|
||||
mask_textline = np.zeros(textline_mask_tot_ea.shape)
|
||||
mask_textline = cv2.fillPoly(mask_textline, pts=[contour], color=(1,1,1))
|
||||
all_text_region_raw = textline_mask_tot_ea * mask_textline
|
||||
|
|
|
|||
|
|
@ -289,7 +289,7 @@ class EynollahXmlWriter():
|
|||
|
||||
self.logger.debug('len(found_polygons_text_region_h) %s', len(found_polygons_text_region_h))
|
||||
for mm in range(len(found_polygons_text_region_h)):
|
||||
textregion = TextRegionType(id=counter.next_region_id, type_='header',
|
||||
textregion = TextRegionType(id=counter.next_region_id, type_='heading',
|
||||
Coords=CoordsType(points=self.calculate_polygon_coords(found_polygons_text_region_h[mm], page_coord)))
|
||||
page.add_TextRegion(textregion)
|
||||
|
||||
|
|
@ -335,7 +335,7 @@ class EynollahXmlWriter():
|
|||
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]))))
|
||||
page.add_SeparatorRegion(SeparatorRegionType(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))))
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue