rename variables and print coordinates

modules/masking.py

@@ -80,27 +80,27 @@ def expand_crop_region(crop_region, processing_width, processing_height, image_w
 def expand_too_small_crop_region(crop_region, processing_width, processing_height, image_width, image_height):
     """expands a crop_region to not have dimensions smaller than processing_dimensions"""
 
-    def _expand_segment(c1, c2, processing_dimension, image_dimension):
-        """expands the segment given by c1 c2 to the desired_dimension but not exceeding the boundaries of the image_dimension"""
-        if (diff := processing_dimension + c1 - c2) > 0:
-            # if the region is smaller than processing_dimension, extend both sides equally
+    def _expand_segment(c1, c2, desirable_length, maximal_coordinate):
+        """expands the segment given by c1 c2 to the desired_dimension but not exceeding the boundaries of the maximal_coordinate"""
+        if (diff := desirable_length + c1 - c2) > 0:
+            # if the region is smaller than desirable_length, extend both sides equally
             diff_l = diff // 2
             c1 -= diff_l
             c2 += diff - diff_l
             if c1 < 0:  # shift the region to the right by c1
-                c2 = min(c2 - c1, image_dimension)  # ensure c2 is within image_dimension
+                c2 = min(c2 - c1, maximal_coordinate)  # ensure c2 is within maximal_coordinate
                 c1 = 0
-            elif c2 >= image_dimension:  # shift the region to the left by (c2 - image_dimension)
-                c1 = max(c1 - c2 + image_dimension, 0)  # ensure c1 is not below 0
-                c2 = image_dimension
+            elif c2 >= maximal_coordinate:  # shift the region to the left by (c2 - maximal_coordinate)
+                c1 = max(c1 - c2 + maximal_coordinate, 0)  # ensure c1 is not below 0
+                c2 = maximal_coordinate
         return c1, c2
 
     x1, y1, x2, y2 = crop_region
     x1, x2 = _expand_segment(x1, x2, processing_width, image_width)
     y1, y2 = _expand_segment(y1, y2, processing_height, image_height)
     new_crop_region = x1, y1, x2, y2
     if new_crop_region != crop_region:
-        print(f"Crop region {crop_region} was smaller then process resolution and has been expanded to {new_crop_region}")
+        print("Crop region was smaller then resolution and has been corrected")
     return new_crop_region