adding extracting images only in cli

qurator/eynollah/cli.py

@@ -67,6 +67,12 @@ from qurator.eynollah.eynollah import Eynollah
     is_flag=True,
     help="If set, will plot intermediary files and images",
 )
+@click.option(
+    "--extract_only_images/--disable-extracting_only_images",
+    "-eoi/-noeoi",
+    is_flag=True,
+    help="If a directory is given, only images in documents will be cropped and saved there and the other processing will not be done",
+)
 @click.option(
     "--allow-enhancement/--no-allow-enhancement",
     "-ae/-noae",
@@ -148,6 +154,7 @@ def main(
     save_layout,
     save_deskewed,
     save_all,
+    extract_only_images,
     save_page,
     enable_plotting,
     allow_enhancement,
@@ -175,12 +182,16 @@ def main(
     if textline_light and not light_version:
         print('Error: You used -tll to enable light textline detection but -light is not enabled')
         sys.exit(1)
+    if extract_only_images and not ( save_images and enable_plotting):
+        print('Error: You used -eoi to enable extract images only  mode but did not enable plotting with -ep and providing an output directory with -si')
+        sys.exit(1)
     eynollah = Eynollah(
         image_filename=image,
         dir_out=out,
         dir_in=dir_in,
         dir_models=model,
         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,

qurator/eynollah/eynollah.py

@@ -148,6 +148,7 @@ class Eynollah:
         dir_out=None,
         dir_in=None,
         dir_of_cropped_images=None,
+        extract_only_images=False,
         dir_of_layout=None,
         dir_of_deskewed=None,
         dir_of_all=None,
@@ -195,7 +196,7 @@ class Eynollah:
         self.allow_scaling = allow_scaling
         self.headers_off = headers_off
         self.light_version = light_version
-        self.extract_only_images = True
+        self.extract_only_images = extract_only_images
         self.ignore_page_extraction = ignore_page_extraction
         self.pcgts = pcgts
         if not dir_in:
@@ -2954,9 +2955,6 @@ class Eynollah:
         """
         self.logger.debug("enter run")
 
-        self.extract_only_images = True
-
-
         t0_tot = time.time()
 
         if not self.dir_in: