Update app.py

app.py

@@ -28,12 +28,12 @@ if user_image_object is not None:
   user_image_name = "input_image.png"
   
   #re-encode for streamlit interface
-  #streamlit uploader encodes as a pillow img so we want to save to open in cv2
+  #streamlit uploader encodes as a pillow img so we want to save to open in cv2 (converting directly is a pain)
   input_image = Image.open( user_image_object )
   input_image.save(user_image_name )
 
   # load image with alpha channel
-  img = cv2.imread( user_image_object  , cv2.IMREAD_UNCHANGED)
+  img = cv2.imread( user_image_name , cv2.IMREAD_UNCHANGED)
   
   # extract alpha channel  
   #alpha = img[:,:,3]