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layout/ocr: make all path options kwargs to run() instead of attributes; ocr: drop redundant prediction_with_both_of_rgb_and_bin in favour of just bool(dir_in_bin)

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This commit is contained in:
Robert Sachunsky 2025-09-25 16:26:31 +02:00
parent ef1304a764
commit 5b1e0c1327
3 changed files with 110 additions and 164 deletions
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37
src/eynollah/cli.py
View file

@ -404,13 +404,7 @@ def layout(image, out, overwrite, dir_in, model, save_images, save_layout, save_
assert bool(image) != bool(dir_in), "Either -i (single input) or -di (directory) must be provided, but not both."
eynollah = Eynollah(
model,
dir_out=out,
dir_of_cropped_images=save_images,
extract_only_images=extract_only_images,
dir_of_layout=save_layout,
dir_of_deskewed=save_deskewed,
dir_of_all=save_all,
dir_save_page=save_page,
enable_plotting=enable_plotting,
allow_enhancement=allow_enhancement,
curved_line=curved_line,
@ -435,11 +429,16 @@ def layout(image, out, overwrite, dir_in, model, save_images, save_layout, save_
)
if log_level:
eynollah.logger.setLevel(getLevelName(log_level))
if dir_in:
eynollah.run(dir_in=dir_in, overwrite=overwrite)
else:
eynollah.run(image_filename=image, overwrite=overwrite)
eynollah.run(overwrite=overwrite,
image_filename=image,
dir_in=dir_in,
dir_out=out,
dir_of_cropped_images=save_images,
dir_of_layout=save_layout,
dir_of_deskewed=save_deskewed,
dir_of_all=save_all,
dir_save_page=save_page,
)
@main.command()
@click.option(
@ -549,25 +548,25 @@ def ocr(image, dir_in, dir_in_bin, dir_xmls, out, dir_out_image_text, overwrite,
assert not export_textline_images_and_text or not dir_out_image_text, "Exporting textline and text -etit can not be set alongside directory of images with predicted text -doit"
assert bool(image) != bool(dir_in), "Either -i (single image) or -di (directory) must be provided, but not both."
eynollah_ocr = Eynollah_ocr(
image_filename=image,
dir_xmls=dir_xmls,
dir_out_image_text=dir_out_image_text,
dir_in=dir_in,
dir_in_bin=dir_in_bin,
dir_out=out,
dir_models=model,
model_name=model_name,
tr_ocr=tr_ocr,
export_textline_images_and_text=export_textline_images_and_text,
do_not_mask_with_textline_contour=do_not_mask_with_textline_contour,
prediction_with_both_of_rgb_and_bin=prediction_with_both_of_rgb_and_bin,
batch_size=batch_size,
pref_of_dataset=dataset_abbrevation,
min_conf_value_of_textline_text=min_conf_value_of_textline_text,
)
if log_level:
eynollah_ocr.logger.setLevel(getLevelName(log_level))
eynollah_ocr.run(overwrite=overwrite)
eynollah_ocr.run(overwrite=overwrite,
dir_in=dir_in,
dir_in_bin=dir_in_bin,
image_filename=image,
dir_xmls=dir_xmls,
dir_out_image_text=dir_out_image_text,
dir_out=out,
)
if __name__ == "__main__":
main()

229
src/eynollah/eynollah.py
View file

@ -191,13 +191,7 @@ class Eynollah:
def __init__(
self,
dir_models : str,
dir_out : Optional[str] = None,
dir_of_cropped_images : Optional[str] = None,
extract_only_images : bool =False,
dir_of_layout : Optional[str] = None,
dir_of_deskewed : Optional[str] = None,
dir_of_all : Optional[str] = None,
dir_save_page : Optional[str] = None,
enable_plotting : bool = False,
allow_enhancement : bool = False,
curved_line : bool = False,
@ -221,18 +215,12 @@ class Eynollah:
skip_layout_and_reading_order : bool = False,
):
self.logger = getLogger('eynollah')
self.plotter = None
if skip_layout_and_reading_order:
textline_light = True
self.light_version = light_version
self.dir_out = dir_out
self.dir_of_all = dir_of_all
self.dir_save_page = dir_save_page
self.reading_order_machine_based = reading_order_machine_based
self.dir_of_deskewed = dir_of_deskewed
self.dir_of_deskewed = dir_of_deskewed
self.dir_of_cropped_images=dir_of_cropped_images
self.dir_of_layout=dir_of_layout
self.enable_plotting = enable_plotting
self.allow_enhancement = allow_enhancement
self.curved_line = curved_line
@ -423,21 +411,11 @@ class Eynollah:
if dpi is not None:
self.dpi = dpi
def reset_file_name_dir(self, image_filename):
def reset_file_name_dir(self, image_filename, dir_out):
t_c = time.time()
self.cache_images(image_filename=image_filename)
self.plotter = None if not self.enable_plotting else EynollahPlotter(
dir_out=self.dir_out,
dir_of_all=self.dir_of_all,
dir_save_page=self.dir_save_page,
dir_of_deskewed=self.dir_of_deskewed,
dir_of_cropped_images=self.dir_of_cropped_images,
dir_of_layout=self.dir_of_layout,
image_filename_stem=Path(Path(image_filename).name).stem)
self.writer = EynollahXmlWriter(
dir_out=self.dir_out,
dir_out=dir_out,
image_filename=image_filename,
curved_line=self.curved_line,
textline_light = self.textline_light)
@ -4525,7 +4503,17 @@ class Eynollah:
return ordered_left_marginals, ordered_right_marginals, ordered_left_marginals_textline, ordered_right_marginals_textline, ordered_left_marginals_bbox, ordered_right_marginals_bbox, ordered_left_slopes_marginals, ordered_right_slopes_marginals
def run(self, image_filename : Optional[str] = None, dir_in : Optional[str] = None, overwrite : bool = False):
def run(self,
overwrite: bool = False,
image_filename: Optional[str] = None,
dir_in: Optional[str] = None,
dir_out: Optional[str] = None,
dir_of_cropped_images: Optional[str] = None,
dir_of_layout: Optional[str] = None,
dir_of_deskewed: Optional[str] = None,
dir_of_all: Optional[str] = None,
dir_save_page: Optional[str] = None,
):
"""
Get image and scales, then extract the page of scanned image
"""
@ -4546,9 +4534,19 @@ class Eynollah:
enabled_modes.append("Table detection")
if enabled_modes:
self.logger.info("Enabled modes: " + ", ".join(enabled_modes))
if self.enable_plotting:
self.logger.info("Saving debug plots")
if dir_of_cropped_images:
self.logger.info(f"Saving cropped images to: {dir_of_cropped_images}")
if dir_of_layout:
self.logger.info(f"Saving layout plots to: {dir_of_layout}")
if dir_of_deskewed:
self.logger.info(f"Saving deskewed images to: {dir_of_deskewed}")
if dir_in:
ls_imgs = list(filter(is_image_filename, os.listdir(self.dir_in)))
ls_imgs = [os.path.join(dir_in, image_filename)
for image_filename in filter(is_image_filename,
os.listdir(dir_in))]
elif image_filename:
ls_imgs = [image_filename]
else:
@ -4558,7 +4556,15 @@ class Eynollah:
self.logger.info(img_filename)
t0 = time.time()
self.reset_file_name_dir(os.path.join(dir_in or "", img_filename))
self.reset_file_name_dir(img_filename, dir_out)
if self.enable_plotting:
self.plotter = EynollahPlotter(dir_out=dir_out,
dir_of_all=dir_of_all,
dir_save_page=dir_save_page,
dir_of_deskewed=dir_of_deskewed,
dir_of_cropped_images=dir_of_cropped_images,
dir_of_layout=dir_of_layout,
image_filename_stem=Path(image_filename).stem)
#print("text region early -11 in %.1fs", time.time() - t0)
if os.path.exists(self.writer.output_filename):
if overwrite:
@ -5151,19 +5157,6 @@ class Eynollah:
self.logger.info("Step 5/5: Output Generation")
output_config = []
if self.enable_plotting:
output_config.append("Saving debug plots")
if self.dir_of_cropped_images:
output_config.append(f"Saving cropped images to: {self.dir_of_cropped_images}")
if self.dir_of_layout:
output_config.append(f"Saving layout plots to: {self.dir_of_layout}")
if self.dir_of_deskewed:
output_config.append(f"Saving deskewed images to: {self.dir_of_deskewed}")
if output_config:
self.logger.info("Output configuration:\n * %s", "\n * ".join(output_config))
pcgts = self.writer.build_pagexml_full_layout(
contours_only_text_parent, contours_only_text_parent_h, page_coord, order_text_new, id_of_texts_tot,
all_found_textline_polygons, all_found_textline_polygons_h, all_box_coord, all_box_coord_h,
@ -5283,21 +5276,8 @@ class Eynollah:
self.logger.info(f"Detection of reading order took {time.time() - t_order:.1f}s")
self.logger.info("Step 5/5: Output Generation")
self.logger.info("Generating PAGE-XML output")
if self.enable_plotting:
self.logger.info("Saving debug plots")
if self.dir_of_cropped_images:
self.logger.info(f"Saving cropped images to: {self.dir_of_cropped_images}")
if self.dir_of_layout:
self.logger.info(f"Saving layout plots to: {self.dir_of_layout}")
if self.dir_of_deskewed:
self.logger.info(f"Saving deskewed images to: {self.dir_of_deskewed}")
pcgts = self.writer.build_pagexml_no_full_layout(
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,
@ -5315,32 +5295,19 @@ class Eynollah_ocr:
dir_models,
model_name=None,
dir_xmls=None,
dir_in=None,
image_filename=None,
dir_in_bin=None,
dir_out=None,
dir_out_image_text=None,
tr_ocr=False,
batch_size=None,
export_textline_images_and_text=False,
do_not_mask_with_textline_contour=False,
prediction_with_both_of_rgb_and_bin=False,
pref_of_dataset=None,
min_conf_value_of_textline_text : Optional[float]=None,
logger=None,
):
self.dir_in = dir_in
self.image_filename = image_filename
self.dir_in_bin = dir_in_bin
self.dir_out = dir_out
self.dir_xmls = dir_xmls
self.dir_models = dir_models
self.model_name = model_name
self.tr_ocr = tr_ocr
self.export_textline_images_and_text = export_textline_images_and_text
self.do_not_mask_with_textline_contour = do_not_mask_with_textline_contour
self.dir_out_image_text = dir_out_image_text
self.prediction_with_both_of_rgb_and_bin = prediction_with_both_of_rgb_and_bin
self.pref_of_dataset = pref_of_dataset
self.logger = logger if logger else getLogger('eynollah')
@ -5392,23 +5359,27 @@ class Eynollah_ocr:
)
self.end_character = len(characters) + 2
def run(self, overwrite : bool = False):
if self.dir_in:
ls_imgs = list(filter(is_image_filename, os.listdir(self.dir_in)))
def run(self, overwrite: bool = False,
dir_in: Optional[str] = None,
dir_in_bin: Optional[str] = None,
image_filename: Optional[str] = None,
dir_xmls: Optional[str] = None,
dir_out_image_text: Optional[str] = None,
dir_out: Optional[str] = None,
):
if dir_in:
ls_imgs = [os.path.join(dir_in, image_filename)
for image_filename in filter(is_image_filename,
os.listdir(dir_in))]
else:
ls_imgs = [self.image_filename]
ls_imgs = [image_filename]
if self.tr_ocr:
tr_ocr_input_height_and_width = 384
for ind_img in ls_imgs:
if self.dir_in:
file_name = Path(ind_img).stem
dir_img = os.path.join(self.dir_in, ind_img)
else:
file_name = Path(self.image_filename).stem
dir_img = self.image_filename
dir_xml = os.path.join(self.dir_xmls, file_name+'.xml')
out_file_ocr = os.path.join(self.dir_out, file_name+'.xml')
for dir_img in ls_imgs:
file_name = Path(dir_img).stem
dir_xml = os.path.join(dir_xmls, file_name+'.xml')
out_file_ocr = os.path.join(dir_out, file_name+'.xml')
if os.path.exists(out_file_ocr):
if overwrite:
@ -5419,8 +5390,8 @@ class Eynollah_ocr:
img = cv2.imread(dir_img)
if self.dir_out_image_text:
out_image_with_text = os.path.join(self.dir_out_image_text, file_name+'.png')
if dir_out_image_text:
out_image_with_text = os.path.join(dir_out_image_text, file_name+'.png')
image_text = Image.new("RGB", (img.shape[1], img.shape[0]), "white")
draw = ImageDraw.Draw(image_text)
total_bb_coordinates = []
@ -5458,7 +5429,7 @@ class Eynollah_ocr:
textline_coords = np.array( [ [ int(x.split(',')[0]) , int(x.split(',')[1]) ] for x in p_h] )
x,y,w,h = cv2.boundingRect(textline_coords)
if self.dir_out_image_text:
if dir_out_image_text:
total_bb_coordinates.append([x,y,w,h])
h2w_ratio = h/float(w)
@ -5580,7 +5551,7 @@ class Eynollah_ocr:
unique_cropped_lines_region_indexer = np.unique(cropped_lines_region_indexer)
if self.dir_out_image_text:
if dir_out_image_text:
font_path = "Charis-7.000/Charis-Regular.ttf" # Make sure this file exists!
font = ImageFont.truetype(font_path, 40)
@ -5708,18 +5679,10 @@ class Eynollah_ocr:
img_size=(image_width, image_height)
for ind_img in ls_imgs:
if self.dir_in:
file_name = Path(ind_img).stem
dir_img = os.path.join(self.dir_in, ind_img)
else:
file_name = Path(self.image_filename).stem
dir_img = self.image_filename
#file_name = Path(ind_img).stem
#dir_img = os.path.join(self.dir_in, ind_img)
dir_xml = os.path.join(self.dir_xmls, file_name+'.xml')
out_file_ocr = os.path.join(self.dir_out, file_name+'.xml')
for dir_img in ls_imgs:
file_name = Path(dir_img).stem
dir_xml = os.path.join(dir_xmls, file_name+'.xml')
out_file_ocr = os.path.join(dir_out, file_name+'.xml')
if os.path.exists(out_file_ocr):
if overwrite:
@ -5729,13 +5692,13 @@ class Eynollah_ocr:
continue
img = cv2.imread(dir_img)
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
cropped_lines_bin = []
dir_img_bin = os.path.join(self.dir_in_bin, file_name+'.png')
dir_img_bin = os.path.join(dir_in_bin, file_name+'.png')
img_bin = cv2.imread(dir_img_bin)
if self.dir_out_image_text:
out_image_with_text = os.path.join(self.dir_out_image_text, file_name+'.png')
if dir_out_image_text:
out_image_with_text = os.path.join(dir_out_image_text, file_name+'.png')
image_text = Image.new("RGB", (img.shape[1], img.shape[0]), "white")
draw = ImageDraw.Draw(image_text)
total_bb_coordinates = []
@ -5779,13 +5742,13 @@ class Eynollah_ocr:
if type_textregion=='drop-capital':
angle_degrees = 0
if self.dir_out_image_text:
if dir_out_image_text:
total_bb_coordinates.append([x,y,w,h])
w_scaled = w * image_height/float(h)
img_poly_on_img = np.copy(img)
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_poly_on_img_bin = np.copy(img_bin)
img_crop_bin = img_poly_on_img_bin[y:y+h, x:x+w, :]
@ -5808,7 +5771,7 @@ class Eynollah_ocr:
img_crop = rotate_image_with_padding(img_crop, better_des_slope )
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_crop_bin = rotate_image_with_padding(img_crop_bin, better_des_slope )
mask_poly = rotate_image_with_padding(mask_poly, better_des_slope )
@ -5823,13 +5786,13 @@ class Eynollah_ocr:
if not self.do_not_mask_with_textline_contour:
img_crop[mask_poly==0] = 255
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_crop_bin = img_crop_bin[y_n:y_n+h_n, x_n:x_n+w_n, :]
if not self.do_not_mask_with_textline_contour:
img_crop_bin[mask_poly==0] = 255
if mask_poly[:,:,0].sum() /float(w_n*h_n) < 0.50 and w_scaled > 90:
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_crop, img_crop_bin = break_curved_line_into_small_pieces_and_then_merge(img_crop, mask_poly, img_crop_bin)
else:
img_crop, _ = break_curved_line_into_small_pieces_and_then_merge(img_crop, mask_poly)
@ -5839,14 +5802,14 @@ class Eynollah_ocr:
better_des_slope = 0
if not self.do_not_mask_with_textline_contour:
img_crop[mask_poly==0] = 255
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
if not self.do_not_mask_with_textline_contour:
img_crop_bin[mask_poly==0] = 255
if type_textregion=='drop-capital':
pass
else:
if mask_poly[:,:,0].sum() /float(w*h) < 0.50 and w_scaled > 90:
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_crop, img_crop_bin = break_curved_line_into_small_pieces_and_then_merge(img_crop, mask_poly, img_crop_bin)
else:
img_crop, _ = break_curved_line_into_small_pieces_and_then_merge(img_crop, mask_poly)
@ -5861,14 +5824,12 @@ class Eynollah_ocr:
cropped_lines_ver_index.append(0)
cropped_lines_meging_indexing.append(0)
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_fin = preprocess_and_resize_image_for_ocrcnn_model(img_crop_bin, image_height, image_width)
cropped_lines_bin.append(img_fin)
else:
if self.prediction_with_both_of_rgb_and_bin:
splited_images, splited_images_bin = return_textlines_split_if_needed(img_crop, img_crop_bin, prediction_with_both_of_rgb_and_bin=self.prediction_with_both_of_rgb_and_bin)
else:
splited_images, splited_images_bin = return_textlines_split_if_needed(img_crop, None)
splited_images, splited_images_bin = return_textlines_split_if_needed(
img_crop, img_crop_bin if dir_in_bin is not None else None)
if splited_images:
img_fin = preprocess_and_resize_image_for_ocrcnn_model(splited_images[0], image_height, image_width)
cropped_lines.append(img_fin)
@ -5889,7 +5850,7 @@ class Eynollah_ocr:
else:
cropped_lines_ver_index.append(0)
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_fin = preprocess_and_resize_image_for_ocrcnn_model(splited_images_bin[0], image_height, image_width)
cropped_lines_bin.append(img_fin)
img_fin = preprocess_and_resize_image_for_ocrcnn_model(splited_images_bin[1], image_height, image_width)
@ -5905,7 +5866,7 @@ class Eynollah_ocr:
else:
cropped_lines_ver_index.append(0)
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
img_fin = preprocess_and_resize_image_for_ocrcnn_model(img_crop_bin, image_height, image_width)
cropped_lines_bin.append(img_fin)
@ -5918,29 +5879,15 @@ class Eynollah_ocr:
if cheild_text.tag.endswith("Unicode"):
textline_text = cheild_text.text
if textline_text:
if self.do_not_mask_with_textline_contour:
if self.pref_of_dataset:
with open(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'_'+self.pref_of_dataset+'.txt'), 'w') as text_file:
text_file.write(textline_text)
cv2.imwrite(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'_'+self.pref_of_dataset+'.png'), img_crop )
else:
with open(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'.txt'), 'w') as text_file:
text_file.write(textline_text)
cv2.imwrite(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'.png'), img_crop )
else:
if self.pref_of_dataset:
with open(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'_'+self.pref_of_dataset+'_masked.txt'), 'w') as text_file:
text_file.write(textline_text)
cv2.imwrite(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'_'+self.pref_of_dataset+'_masked.png'), img_crop )
else:
with open(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'_masked.txt'), 'w') as text_file:
text_file.write(textline_text)
cv2.imwrite(os.path.join(self.dir_out, file_name+'_line_'+str(indexer_textlines)+'_masked.png'), img_crop )
base_name = os.path.join(dir_out, file_name + '_line_' + str(indexer_textlines))
if self.pref_of_dataset:
base_name += '_' + self.pref_of_dataset
if not self.do_not_mask_with_textline_contour:
base_name += '_masked'
with open(base_name + '.txt', 'w') as text_file:
text_file.write(textline_text)
cv2.imwrite(base_name + '.png', img_crop)
indexer_textlines+=1
if not self.export_textline_images_and_text:
@ -5971,7 +5918,7 @@ class Eynollah_ocr:
else:
imgs_ver_flipped = None
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
imgs_bin = cropped_lines_bin[n_start:]
imgs_bin = np.array(imgs_bin)
imgs_bin = imgs_bin.reshape(imgs_bin.shape[0], image_height, image_width, 3)
@ -6001,7 +5948,7 @@ class Eynollah_ocr:
imgs_ver_flipped = None
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
imgs_bin = cropped_lines_bin[n_start:n_end]
imgs_bin = np.array(imgs_bin).reshape(self.b_s, image_height, image_width, 3)
@ -6040,7 +5987,7 @@ class Eynollah_ocr:
if len(indices_where_flipped_conf_value_is_higher)>0:
indices_to_be_replaced = indices_ver[indices_where_flipped_conf_value_is_higher]
preds[indices_to_be_replaced,:,:] = preds_flipped[indices_where_flipped_conf_value_is_higher, :, :]
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
preds_bin = self.prediction_model.predict(imgs_bin, verbose=0)
if len(indices_ver)>0:
@ -6087,7 +6034,7 @@ class Eynollah_ocr:
extracted_texts.append("")
extracted_conf_value.append(0)
del cropped_lines
if self.prediction_with_both_of_rgb_and_bin:
if dir_in_bin is not None:
del cropped_lines_bin
gc.collect()
@ -6100,7 +6047,7 @@ class Eynollah_ocr:
unique_cropped_lines_region_indexer = np.unique(cropped_lines_region_indexer)
if self.dir_out_image_text:
if dir_out_image_text:
font_path = "Charis-7.000/Charis-Regular.ttf" # Make sure this file exists!
font = ImageFont.truetype(font_path, 40)

4
src/eynollah/utils/utils_ocr.py
View file

@ -109,13 +109,13 @@ def fit_text_single_line(draw, text, font_path, max_width, max_height):
return ImageFont.truetype(font_path, 10) # Smallest font fallback
def return_textlines_split_if_needed(textline_image, textline_image_bin, prediction_with_both_of_rgb_and_bin=False):
def return_textlines_split_if_needed(textline_image, textline_image_bin=None):
split_point = return_start_and_end_of_common_text_of_textline_ocr_without_common_section(textline_image)
if split_point:
image1 = textline_image[:, :split_point,:]# image.crop((0, 0, width2, height))
image2 = textline_image[:, split_point:,:]#image.crop((width1, 0, width, height))
if prediction_with_both_of_rgb_and_bin:
if textline_image_bin is not None:
image1_bin = textline_image_bin[:, :split_point,:]# image.crop((0, 0, width2, height))
image2_bin = textline_image_bin[:, split_point:,:]#image.crop((width1, 0, width, height))
return [image1, image2], [image1_bin, image2_bin]