Update app_multi.py

app_multi.py

@@ -801,14 +801,13 @@ with app:
                                 
                             submit = gr.Button('想把我唱给你听', elem_id="sadtalker_generate", variant='primary')
 
-                            inp_mv_1 = gen_video
-                            inp_mv_2 = as_audio_no_vocals
                             gen_mv = gr.Button('为视频添加伴奏吧', variant='primary')
 
                             with gr.Row():
                             
                                 gen_video = gr.Video(label="AI歌手数字人视频", format="mp4").style(width=256)
-
+                                inp_mv_1 = gen_video
+                                inp_mv_2 = as_audio_no_vocals
                                 music_video = gr.Video(label="视频+伴奏", format="mp4").style(width=256)
       
                 with gr.Column(variant='panel'):