/// <summary>
        /// 读取并保存当前摄像头的设置
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnReadAndSave_Click(object sender, EventArgs e)
        {
            FrmVideoSetting settingView = new FrmVideoSetting();

            if (settingView.ShowDialog() == DialogResult.OK)
            {
                DirectShow.Instance.SaveCurrentOriginSetting(settingView.SettingName, settingView.CbDefaultSetting);
                RefreshSetting();
            }
        }
        /// <summary>
        /// 保存设置
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSaveSetting_Click(object sender, EventArgs e)
        {
            FrmVideoSetting settingView = new FrmVideoSetting();

            if (settingView.ShowDialog() == DialogResult.OK)
            {
                VideoSetting setting = new VideoSetting()
                {
                    Saturation       = tbarSaturation.Value,
                    ContrastRatio    = tbarContrast.Value,
                    Brightness       = tbarLight.Value,
                    DefaultSetting   = settingView.CbDefaultSetting,
                    VideoSettingName = settingView.SettingName
                };
                VideoSettingUtils.Instance.SaveVideoSetting(setting);
                ReadSetting();
            }
        }