fix app

app.py

@@ -25,10 +25,10 @@ os.makedirs(ckpt_dir_1024, exist_ok=True)
 ckpt_path_256 = "checkpoints/base_256_v1/model.pth"
 ckpt_dir_256 = "checkpoints/base_256_v1"
 os.makedirs(ckpt_dir_256, exist_ok=True)
-hf_hub_download(repo_id="MoonQiu/LongerCrafter", filename="model.pth", local_dir=ckpt_dir_256)
+# hf_hub_download(repo_id="MoonQiu/LongerCrafter", filename="model.pth", local_dir=ckpt_dir_256)
 
 
-def infer(prompt, output_size):
+def infer(prompt, output_size="256x256"):
     num_frames = 32 
     ddim_steps = 50
     unconditional_guidance_scale = 12.0
@@ -261,10 +261,10 @@ with gr.Blocks(css=css) as demo:
         submit_btn = gr.Button("Generate")
         video_result = gr.Video(label="Video Output", elem_id="video-output")
 
-        gr.Examples(examples=examples, inputs=[prompt_in, output_size])
+        gr.Examples(examples=examples, inputs=[prompt_in])
 
     submit_btn.click(fn=infer,
-            inputs=[prompt_in, output_size],
+            inputs=[prompt_in],
             outputs=[video_result],
             api_name="zrscp")