fix

app.py

@@ -238,6 +238,7 @@ def ensure_session_for_current_model() -> None:
             GLOBAL_STATE.session_repo_id = desired_repo
 
 
+@spaces.GPU()
 def init_video_session(video: str | dict) -> tuple[AppState, int, int, Image.Image, str]:
     """Gradio handler: load video, init session, return state, slider bounds, and first frame."""
     # Reset ONLY video-related fields, keep model loaded
@@ -584,10 +585,7 @@ with gr.Blocks(title="SAM2 Video (Transformers) - Interactive Segmentation") as
             ckpt_progress = gr.Markdown(visible=False)
             load_status = gr.Markdown(visible=True)
             reset_btn = gr.Button("Reset Session", variant="secondary")
-            examples_list = [
-                ["/home/ubuntu/models_implem/tennis.mp4"],
-                ["/home/ubuntu/models_implem/tennis.mp4"],
-            ]
+            examples_list = [["./tennis.mp4"]]
         with gr.Column(scale=2):
             preview = gr.Image(label="Preview", interactive=True)
             frame_slider = gr.Slider(label="Frame", minimum=0, maximum=0, step=1, value=0, interactive=True)