update demo code

app.py

@@ -22,8 +22,6 @@ title_markdown = ("""
     <h5 style="margin: 0;">If this demo please you, please give us a star ⭐ on Github or 💖 on this space.</h5>
   </div>
 </div>
-
-
 <div align="center">
     <div style="display:flex; gap: 0.25rem; margin-top: 10px;" align="center">
         <a href="https://github.com/DAMO-NLP-SG/VideoLLaMA2"><img src='https://img.shields.io/badge/Github-VideoLLaMA2-9C276A'></a>
@@ -97,7 +95,7 @@ class Chat:
 
 
 @spaces.GPU(duration=120)
-def generate(video, audio, message, chatbot, va_tag, textbox_in, temperature, top_p, max_output_tokens, dtype=torch.float16):
+def generate(video, av, audio, message, chatbot, va_tag, textbox_in, temperature, top_p, max_output_tokens, dtype=torch.float16):
     data = []
     image = None
 
@@ -113,6 +111,14 @@ def generate(video, audio, message, chatbot, va_tag, textbox_in, temperature, to
             else:
                 video_audio = video_audio.to(handler.model.device, dtype=dtype)
             data.append((video_audio, '<video>'))
+        elif av is not None:
+            video_audio = processor['video'](av, va=va_tag=="Audio Vision")
+            if va_tag=="Audio Vision":
+                for k,v in video_audio.items():
+                    video_audio[k] = v.to(handler.model.device, dtype=dtype)
+            else:
+                video_audio = video_audio.to(handler.model.device, dtype=dtype)
+            data.append((video_audio, '<video>'))
         elif audio is not None:
             data.append((processor['audio'](audio).to(handler.model.device, dtype=dtype), '<audio>'))
         elif image is None and video is None:
@@ -128,7 +134,7 @@ def generate(video, audio, message, chatbot, va_tag, textbox_in, temperature, to
     show_images = ""
     if image is not None:
         show_images += f'<img src="./file={image}" style="display: inline-block;width: 250px;max-height: 400px;">'
-    if video is not None:
+    if video is not None or av is not None:
         show_images += f'<video controls playsinline width="500" style="display: inline-block;"  src="./file={video}"></video>'
     if audio is not None:
         show_images += f'<audio controls style="display: inline-block;" src="./file={audio}"></audio>'
@@ -142,6 +148,7 @@ def generate(video, audio, message, chatbot, va_tag, textbox_in, temperature, to
     else:
         previous_image = re.findall(r'<img src="./file=(.+?)"', chatbot[0][0])
         previous_video = re.findall(r'<video controls playsinline width="500" style="display: inline-block;"  src="./file=(.+?)"', chatbot[0][0])
+        previous_av = re.findall(r'<video controls playsinline width="500" style="display: inline-block;"  src="./file=(.+?)"', chatbot[0][0])
         previous_audio = re.findall(r'<audio controls style="display: inline-block;" src="./file=(.+?)"', chatbot[0][0])
         if len(previous_image) > 0:
             previous_image = previous_image[0]
@@ -155,6 +162,12 @@ def generate(video, audio, message, chatbot, va_tag, textbox_in, temperature, to
             if video is not None and os.path.basename(previous_video) != os.path.basename(video):
                 message.clear()
                 one_turn_chat[0] += "\n" + show_images
+        elif len(previous_av) > 0:
+            previous_av = previous_av[0]
+            # 2.2 new video append or pure text input will start a new conversation
+            if av is not None and os.path.basename(previous_av) != os.path.basename(av):
+                message.clear()
+                one_turn_chat[0] += "\n" + show_images
         elif len(previous_audio) > 0:
             previous_audio = previous_audio[0]
             # 2.3 new audio append or pure text input will start a new conversation
@@ -183,7 +196,7 @@ def generate(video, audio, message, chatbot, va_tag, textbox_in, temperature, to
     one_turn_chat[1] = text_en_out
     chatbot.append(one_turn_chat)
 
-    return gr.update(value=video, interactive=True), gr.update(value=audio, interactive=True), message, chatbot
+    return gr.update(value=video, interactive=True), gr.update(value=av, interactive=True), gr.update(value=audio, interactive=True), message, chatbot
 
 
 def regenerate(message, chatbot):
@@ -228,6 +241,7 @@ with gr.Blocks(title='VideoLLaMA 2 🔥🚀🔥', theme=theme, css=block_css) as
     with gr.Row():
         with gr.Column(scale=3):
             video = gr.Video(label="Input Video")
+            av = gr.Video(label="Input Video_Audio")
             audio = gr.Audio(label="Input Audio", type="filepath")
 
             with gr.Accordion("Parameters", open=True) as parameter_row:
@@ -305,14 +319,14 @@ with gr.Blocks(title='VideoLLaMA 2 🔥🚀🔥', theme=theme, css=block_css) as
                 examples=[
                     [
                         f"{cur_dir}/examples/00000368.mp4",
-                        "Please describe the video with audio information.",
+                        "Who plays the instrument louder?",
                     ],
                     [
                         f"{cur_dir}/examples/00003491.mp4",
                         "Where is the loudest instrument?",
                     ],
                 ],
-                inputs=[video, textbox],
+                inputs=[av, textbox],
             )
         with gr.Column():
             # audio
@@ -320,11 +334,11 @@ with gr.Blocks(title='VideoLLaMA 2 🔥🚀🔥', theme=theme, css=block_css) as
                 examples=[
                     [
                         f"{cur_dir}/examples/bird-twitter-car.wav",
-                        "Please describe the audio.",
+                        "Please describe the audio:",
                     ],
                     [
                         f"{cur_dir}/examples/door.of.bar.raining2.wav",
-                        "Please describe the audio.",
+                        "Please describe the audio:",
                     ],
                 ],
                 inputs=[audio, textbox],
@@ -335,20 +349,22 @@ with gr.Blocks(title='VideoLLaMA 2 🔥🚀🔥', theme=theme, css=block_css) as
 
     submit_btn.click(
         generate, 
-        [video, audio, message, chatbot, va_tag, textbox, temperature, top_p, max_output_tokens],
-        [video, audio, message, chatbot])
+        [video, av, audio, message, chatbot, va_tag, textbox, temperature, top_p, max_output_tokens],
+        [video, av, audio, message, chatbot])
 
     regenerate_btn.click(
         regenerate, 
         [message, chatbot], 
         [message, chatbot]).then(
         generate, 
-        [video, audio, message, chatbot, va_tag, textbox, temperature, top_p, max_output_tokens], 
-        [video, audio, message, chatbot])
+        [video, av, audio, message, chatbot, va_tag, textbox, temperature, top_p, max_output_tokens], 
+        [video, av, audio, message, chatbot])
 
     clear_btn.click(
         clear_history, 
         [message, chatbot],
-        [video, audio, message, chatbot, textbox])
+        [video, av, audio, message, chatbot, textbox])
 
 demo.launch(share=False)
+
+