Update services/shadow_detection.py

services/shadow_detection.py

@@ -1,8 +1,9 @@
-import numpy as np
-from PIL import Image
+import numpy as np  # Import NumPy for array operations
+from PIL import Image  # Import PIL for image conversion
 
+# Function to detect shadows or dust (optional, for preprocessing)
 def detect_shadows(image):
-    grayscale = np.array(Image.fromarray(image).convert('L'))
-    shadow_area = grayscale < 50
-    shadow_locations = np.where(shadow_area)
-    return [{"type": "Shadow/Dust", "location": (x, y)} for x, y in zip(shadow_locations[1], shadow_locations[0])]
+    grayscale = np.array(Image.fromarray(image).convert('L'))  # Convert to grayscale
+    shadow_area = grayscale < 50  # Threshold for shadow/dust detection
+    shadow_locations = np.where(shadow_area)  # Get coordinates of shadows
+    return [{"type": "Shadow/Dust", "location": (x, y)} for x, y in zip(shadow_locations[1], shadow_locations[0])]  # Return list of shadows