Update app.py

app.py

@@ -46,7 +46,8 @@ def get_new_dimensions(width, height):
         new_width += 1
 
     # Adjust height to maintain the aspect ratio
-    new_height = int(new_width * (height / width))
+    new_height = int(new_width * (height / new_width))
+    
 
     # Adjust height to be a multiple of 32
     while new_height % 32 != 0: