Update app.py

app.py

@@ -90,8 +90,10 @@ print('Initialization Finished')
 #             Gradio Setting
 # ========================================
 
+have_video = 0
 
 def gradio_reset(chat_state, img_list):
+    have_video = 0
     if chat_state is not None:
         chat_state.messages = []
     if img_list is not None:
@@ -133,7 +135,9 @@ def gradio_ask(user_message, chatbot, chat_state):
 
 @spaces.GPU
 def gradio_answer(video, chatbot, chat_state, img_list, num_beams, temperature):
-    llm_message = chat.upload_video_without_audio(video, chat_state, img_list)
+    if have_video == 0:
+        llm_message = chat.upload_video_without_audio(video, chat_state, img_list)
+        have_video = 1
     llm_message = chat.answer(conv=chat_state,
                               img_list=img_list,
                               num_beams=num_beams,