Update app.py

app.py

@@ -169,8 +169,10 @@ def initialize_models():
         latent_upsampler_instance.to(target_inference_device)
 
 @spaces.GPU(duration=30)
-def generate(prompt, input_image_filepath, final_image_filepath, duration_ui, progress=gr.Progress(track_tqdm=True)):
+def generate(prompt, input_image_url, final_image_url = None, duration_ui = 2, progress=gr.Progress(track_tqdm=True)):
     """Generate video from image and prompt"""
+    input_image_filepath = input_image_url
+    final_image_filepath = final_image_url
     # Set default values
     negative_prompt = DEFAULT_NEGATIVE_PROMPT
     seed_ui = DEFAULT_SEED