app.py

import os

# Fix Ultralytics permission warning
os.environ["YOLO_CONFIG_DIR"] = "/tmp/Ultralytics"


import gradio as gr
from ultralytics import YOLO
import cv2


print("Loading YOLO model...")

model = YOLO("yolov8n.pt")

print("Model loaded!")


def detect(image):

    if image is None:
        return None


    # Run YOLO inference
    results = model(
        image,
        verbose=False
    )


    # Draw detections
    annotated = results[0].plot()


    # Convert BGR -> RGB
    annotated = cv2.cvtColor(
        annotated,
        cv2.COLOR_BGR2RGB
    )


    return annotated



demo = gr.Interface(

    fn=detect,

    inputs=gr.Image(
        sources=["webcam"],
        type="numpy",
        label="Mobile Camera"
    ),

    outputs=gr.Image(
        type="numpy",
        label="AI Detection"
    ),

    title="AI Shop Security Demo",

    description="""
    Real-time shop monitoring prototype.

    Model:
    - YOLOv8 Nano

    Detects:
    - People
    - Bags
    - Objects

    Demo only: detections should be reviewed by humans.
    """
)



demo.launch(
    server_name="0.0.0.0"
)