Update app.py

app.py

@@ -32,10 +32,10 @@ def detect_ellipses(img_path):
     imgG = cv2.resize(imgG, (int(iw), int(ih)))
 
     if is_landscape:
-        ipad = int(ammed_size - ih)
+        ipad = int((ammed_size - ih) / 2)
         imgG = cv2.copyMakeBorder(imgG, ipad, ipad, 0, 0, cv2.BORDER_REPLICATE)
     else:
-        ipad = int(ammed_size - iw)
+        ipad = int((ammed_size - iw) / 2)
         imgG = cv2.copyMakeBorder(imgG, 0, 0, ipad, ipad, cv2.BORDER_REPLICATE)
 
     aamed = pyAAMED(ammed_size, ammed_size)