fix

app.py

@@ -731,7 +731,7 @@ def run_demo_server(pipe_depth, pipe_normal, pipe_dis, pipe_matting, pipe_seg, p
             preprocess=False,
             queue=False,
         ).success(
-            fn=process_pipe_dis,
+            fn=process_pipe_matting,
             inputs=[
                 matting_image_input,
             ],