Update app.py

app.py

@@ -68,8 +68,18 @@ def detectarCatastro(pdf):
         for page_num in range(len(pdf)):
             page = pdf.load_page(page_num)
             pix = page.get_pixmap()
-            image_np = np.frombuffer(pix.samples, dtype=np.uint8).reshape((pix.height, pix.width, 4))
-            images.append(image_np)
+            
+          
+            img_array = np.frombuffer(pix.samples, dtype=np.uint8)
+            
+           
+            if pix.alpha:
+                img_array = img_array.reshape((pix.height, pix.width, 4))
+            else:
+                img_array = img_array.reshape((pix.height, pix.width, 3))
+            
+       
+            images.append(img_array)
 
 
         aligned_images = []