Update app.py

app.py

@@ -259,7 +259,8 @@ def process_input(gif_file, max_images, size, tool, lower_bound, upper_bound, pa
     )
     
     return report, results, gif_path, preview, len(frames)
-
+def load_demo():
+    return "https://huggingface.co/spaces/broadfield-dev/detect-cme/resolve/main/demo_gif.gif"
 # Gradio Blocks interface
 with gr.Blocks(title="Solar CME Detection") as demo:
     gr.Markdown("""
@@ -288,13 +289,19 @@ with gr.Blocks(title="Solar CME Detection") as demo:
     with gr.Row():
         with gr.Column():
             gr.Markdown("### Input Options")
+            demo_btn = gr.Button("Load Demo")
             gif_input = gr.File(label="Upload Solar GIF (optional)", file_types=[".gif"])
             max_images = gr.Slider(minimum=1, maximum=100, value=10, step=1, label="Max Images to Fetch")
             size = gr.Textbox(label="Image Size", value="1024by960")
             tool = gr.Textbox(label="Instrument", value="ccor1")
             fetch_button = gr.Button("Fetch Images from URL")
             analyze_button = gr.Button("Analyze")
-        
+
+            demo_btn.click(
+                fn=load_demo,
+                inputs=[],
+                outputs=[report, preview, fetched_frames_state, total_images]
+            )
         with gr.Column():
             gr.Markdown("### Outputs")
             report = gr.Textbox(label="Analysis Report", lines=10)