Add example video loading functionality to Gradio interface

app.py

@@ -115,6 +115,13 @@ def generate_video(transformer_model, prompt, negative_prompt, num_frames, heigh
     print("Saving video")
     return save_video(video_frames)
 
+def load_example_video(example_index):
+    """Carga un video de ejemplo desde la carpeta example_outputs"""
+    example_path = f"example_outputs/example_{example_index}.mp4"
+    if os.path.exists(example_path):
+        return example_path
+    return None
+
 def create_interface():
     """Create and configure the Gradio interface"""
     with gr.Blocks() as demo:
@@ -216,6 +223,9 @@ def create_interface():
                 width,
                 num_inference_steps
             ],
+            outputs=video_output,
+            fn=load_example_video,
+            cache_examples=True,
             label="Prompt Examples"
         )