private void Init()
        {
            m_faceRecogniser = FaceRecogniser.Build(ServiceOption.ModelPath);
            m_logger.LogInformation($"Init face recogniser success");

            m_index = MemIndex.Create(ServiceOption.FeaturePath);
            m_logger.LogInformation($"Init index success");

            m_faceInfo = LevelFaceInfo.Create(ServiceOption.DBName);
            m_logger.LogInformation($"Init faceInfo database success");
        }