// If the landmark detector model changed need to reload it
        private void ReloadLandmarkDetector()
        {
            bool reload = false;

            if (face_model_params.IsCECLM() && !LandmarkDetectorCECLM)
            {
                reload = true;
            }
            else if (face_model_params.IsCLNF() && !LandmarkDetectorCLNF)
            {
                reload = true;
            }
            else if (face_model_params.IsCLM() && !LandmarkDetectorCLM)
            {
                reload = true;
            }

            if (reload)
            {
                String root = AppDomain.CurrentDomain.BaseDirectory;

                face_model_params = new FaceModelParameters(root, LandmarkDetectorCECLM, LandmarkDetectorCLNF, LandmarkDetectorCLM);
                landmark_detector = new CLNF(face_model_params);
            }
        }