Update app.py

default to yolo12n.pt

app.py

@@ -305,11 +305,11 @@ with gr.Blocks() as demo:
 
         # Step 4: Set target FPS
         gr.Markdown("### Step 4: Set Target FPS (Optional)")
-        target_fps = gr.Slider(minimum=1, maximum=120*4, value=60, label="Target FPS")
+        target_fps = gr.Slider(minimum=1, maximum=120*4, value=60, label="Target FPS", interactive=False)
 
         # Step 5: Select YOLO model
         gr.Markdown("### Step 5: Select YOLO Model")
-        model_name = gr.Dropdown(choices=["yolov8n.pt", "yolo11n.pt","yolo12n.pt"], label="Select YOLO Model", value="yolov8n.pt")
+        model_name = gr.Dropdown(choices=["yolov8n.pt", "yolo11n.pt","yolo12n.pt"], label="Select YOLO Model", value="yolo12n.pt")
 
         # Process the stream
         process_button = gr.Button("Process Stream")