Create app.py

app.py

@@ -0,0 +1,22 @@
+from fastapi import Request
+
+@app.get("/video_feed")
+def video_feed(request: Request):
+    conf = float(request.query_params.get("conf", 0.25))
+    iou = float(request.query_params.get("iou", 0.45))
+    cam_id = int(request.query_params.get("camera", 0))
+
+    cap = cv2.VideoCapture(cam_id)
+
+    def gen_frames():
+        while True:
+            success, frame = cap.read()
+            if not success:
+                break
+            results = model.track(frame, conf=conf, iou=iou, persist=True, tracker="botsort.yaml")
+            annotated = results[0].plot()
+            _, buffer = cv2.imencode(".jpg", annotated)
+            yield (b"--frame\r\n"
+                   b"Content-Type: image/jpeg\r\n\r\n" + buffer.tobytes() + b"\r\n")
+
+    return StreamingResponse(gen_frames(), media_type="multipart/x-mixed-replace; boundary=frame")