Update app.py

app.py

@@ -456,6 +456,7 @@ if uploaded_file is not None:
         redirect_button("https://new-ohif-viewer-k7c3gdlxua-et.a.run.app/")
 
     with col2:
+        file_bytes = np.asarray(bytearray(uploaded_file.read()), dtype=np.uint8)
         image = cv2.imdecode(file_bytes, 1) 
         if st.button('Auto Detect'):
             st.write("Processing...")