Update app.py

app.py

@@ -189,12 +189,12 @@ with gr.Blocks(css=css) as demo:
     with gr.Row():
         with gr.Column():
             input_url = gr.Textbox(value="./examples/streetview.mp4", label="URL")
-            input_video = gr.Video(label="Input Video")
+            input_video = gr.Video(label="Input Video", format="mp4")
             input_url.change(fn=loadurl, inputs=[input_url], outputs=[input_video])
             submit = gr.Button("Submit")
         with gr.Column():
             model_type = gr.Dropdown([("small", "vits"), ("base", "vitb"), ("large", "vitl")], type="value", value="vits", label='Model Type')
-            processed_video = gr.Video(label="Processed Video")
+            processed_video = gr.Video(label="Processed Video", format="mp4")
     
     def on_submit(uploaded_video,model_type):