updates

app.py

@@ -135,7 +135,7 @@ with col1:
   value = streamlit_image_coordinates(current_image, key="pil")
 
   if value is not None:
-      point = value["x"]//stride*stride-8, value["y"]//stride*stride-8
+      point = (value["x"]-8)//stride*stride, (value["y"]-8)//stride*stride
 
       if point != st.session_state["point"]:
           st.session_state["point"]=point