Update app.py

app.py

@@ -47,7 +47,7 @@ with gr.Blocks(css=css) as demo:
     gr.Markdown()
     gr.Markdown("""For more information on watermarking -- what watermarking is, why it's important, and the tools available on Hugging Face --  
     please check out [our blogpost on AI watermarking](https://huggingface.co/blog/watermarking).""")
-    gr.Interface(generate_video, [gr.Video(), gr.Image(type='filepath')], gr.Video(),
+    gr.Interface(generate_video, [gr.Video(), gr.Image(type='filepath', image_mode=None)], gr.Video(),
                         examples=[[a, w1], [b, w2], [a, w3], [b, w4]])
 
 if __name__ == "__main__":