//根据相机的当前参数,刷新界面上控件,做到同步。
        public void UpdateControls()
        {
            //根据相机描述信息,设定控件的参数调节范围.
            tSdkCameraCapbility tCameraDeviceInfo;

            MvApi.CameraGetCapability(m_hCamera, out tCameraDeviceInfo);

            //获取RGB三个同道的数字增益后更新界面
            trackBar_RedGain.SetRange(0, 399);
            trackBar_GreenGain.SetRange(0, 399);
            trackBar_BlueGain.SetRange(0, 399);
            UpdateRgbGainControls();

            //饱和度
            int saturation = 0;

            MvApi.CameraGetSaturation(m_hCamera, ref saturation);
            trackBar4.SetRange(0, 100);
            trackBar4.Value         = saturation;
            textBox_Saturation.Text = saturation.ToString();

            //彩色转黑白模式
            uint bEnable = 0;

            MvApi.CameraGetMonochrome(m_hCamera, ref bEnable);
            checkBox_MonoMode.Checked = (bEnable == 1?true:false);

            //反色模式
            MvApi.CameraGetInverse(m_hCamera, ref bEnable);
            checkBox_InverseImage.Checked = (bEnable == 1?true:false);

            //对比度
            int contrast = 0;

            MvApi.CameraGetContrast(m_hCamera, ref contrast);
            trackBar_Contrast.SetRange(0, 200);
            trackBar_Contrast.Value = contrast;
            textBox_Contrast.Text   = contrast.ToString();

            //分辨率
            comboBox_RresPreset.Items.Clear();

            // 填充分辨率列表
            tSdkImageResolution[] infos = new tSdkImageResolution[tCameraDeviceInfo.iImageSizeDesc];
            IntPtr ptr = tCameraDeviceInfo.pImageSizeDesc;

            for (int i = 0; i < infos.Length; i++)
            {
                infos[i] = (tSdkImageResolution)Marshal.PtrToStructure((IntPtr)((Int64)ptr + i * Marshal.SizeOf(new tSdkImageResolution())), typeof(tSdkImageResolution));
                string sDescription = System.Text.Encoding.Default.GetString(infos[i].acDescription);
                comboBox_RresPreset.Items.Insert(comboBox_RresPreset.Items.Count, sDescription);
            }
            //Marshal.FreeHGlobal (ptr);
            UpdateResolution();
            comboBox_RresPreset.SelectedIndex    = m_iResolutionIndex;
            radioButton_ResolutionROI.Checked    = !comboBox_RresPreset.Enabled;
            radioButton_ResolutionPreset.Checked = comboBox_RresPreset.Enabled;
            MvApi.CameraGetImageResolution(m_hCamera, out m_tRoiResolution);
            m_tRoiResolution.iIndex = 0xff;

            //伽马
            int gamma = 0;

            MvApi.CameraGetGamma(m_hCamera, ref gamma);
            trackBar_Gamma.SetRange(0, 1000);
            trackBar_Gamma.Value = gamma;
            double fGamma = (((double)gamma) / 100.0);//为了好理解,界面上1.0对应SDK的伽马值100,表示1倍的意思,伽马为1的时候,是默认值,相当于没有开启伽马校正。

            textBox_Gamma.Text = fGamma.ToString();

            //锐度
            int sharpness = 0;

            MvApi.CameraGetSharpness(m_hCamera, ref sharpness);
            trackBar_Sharpness.SetRange(0, 200);
            trackBar_Sharpness.Value = sharpness;
            textBox_Sharpness.Text   = sharpness.ToString();

            //2D降噪
            MvApi.CameraGetNoiseFilterState(m_hCamera, ref bEnable);
            if (bEnable == 1)
            {
                checkBox_2DDenoise.Checked = true;
            }
            else
            {
                checkBox_2DDenoise.Checked = false;
            }

            //3D降噪
            int bUseWeight;
            int counts;
            int iEnable;

            MvApi.CameraGetDenoise3DParams(m_hCamera, out iEnable, out counts, out bUseWeight, null);
            //填充列表
            comboBox_3DDenoise.Items.Clear();
            comboBox_3DDenoise.Items.Insert(comboBox_3DDenoise.Items.Count, "禁用");
            int j;

            for (j = 2; j <= 8; j++)
            {
                comboBox_3DDenoise.Items.Insert(comboBox_3DDenoise.Items.Count, j.ToString());
            }

            if (iEnable == 0)
            {
                comboBox_3DDenoise.SelectedIndex = 0;
            }
            else
            {
                comboBox_3DDenoise.SelectedIndex = counts - 1;
            }


            //水平镜像
            MvApi.CameraGetMirror(m_hCamera, 0, ref bEnable);
            if (bEnable == 1)
            {
                checkBox_HFlip.Checked = true;
            }
            else
            {
                checkBox_HFlip.Checked = false;
            }
            //垂直镜像
            MvApi.CameraGetMirror(m_hCamera, 1, ref bEnable);
            if (bEnable == 1)
            {
                checkBox_VFlip.Checked = true;
            }
            else
            {
                checkBox_VFlip.Checked = false;
            }

            //旋转图像
            int iRotate;

            MvApi.CameraGetRotate(m_hCamera, out iRotate);
            radioButton_Rotate90.Checked   = (iRotate == 1 ? true : false);
            radioButton_Rotate180.Checked  = (iRotate == 2 ? true : false);
            radioButton__Rotate270.Checked = (iRotate == 3 ? true : false);
            radioButton_Forbbiden.Checked  = (iRotate == 0 ? true : false);

            //图像采集模式
            int iGrabMode = 0;

            MvApi.CameraGetTriggerMode(m_hCamera, ref iGrabMode);
            comboBox_TriggerMode.Items.Clear();
            comboBox_TriggerMode.Items.Insert(comboBox_TriggerMode.Items.Count, "连续采集模式");
            comboBox_TriggerMode.Items.Insert(comboBox_TriggerMode.Items.Count, "软触发模式");
            comboBox_TriggerMode.Items.Insert(comboBox_TriggerMode.Items.Count, "硬触发模式");
            comboBox_TriggerMode.SelectedIndex = iGrabMode;
            button_SwTrigger.Enabled           = (iGrabMode == 1 ? true : false);

            //外触发信号模式
            int iSignalMode = 0;

            MvApi.CameraGetExtTrigSignalType(m_hCamera, ref iSignalMode);
            comboBox_ExtSignalMode.Items.Clear();
            comboBox_ExtSignalMode.Items.Insert(comboBox_ExtSignalMode.Items.Count, "上升沿触发");
            comboBox_ExtSignalMode.Items.Insert(comboBox_ExtSignalMode.Items.Count, "下降沿触发");
            comboBox_ExtSignalMode.SelectedIndex = iSignalMode;

            //外触发信号去抖时间
            uint uJitterTime = 0;

            MvApi.CameraGetExtTrigJitterTime(m_hCamera, ref uJitterTime);
            textBox_JetterTime.Text = uJitterTime.ToString();

            //闪光灯信号模式
            int iStrobMode = 0;

            MvApi.CameraGetStrobeMode(m_hCamera, ref iStrobMode);
            radioButton_StrobeModeAuto.Checked  = (iStrobMode == 0 ? true : false);
            radioButton_StrobeModeManul.Checked = (iStrobMode == 1 ? true : false);

            //闪光灯半自动模式下的有效极性
            int uPriority = 0;

            MvApi.CameraGetStrobePolarity(m_hCamera, ref uPriority);
            comboBox_StrobePriority.Items.Clear();
            comboBox_StrobePriority.Items.Insert(comboBox_StrobePriority.Items.Count, "高电平有效");
            comboBox_StrobePriority.Items.Insert(comboBox_StrobePriority.Items.Count, "低电平有效");
            comboBox_StrobePriority.SelectedIndex = uPriority;

            //闪光灯半自动模式下的延时时间
            uint uDelayTime = 0;

            MvApi.CameraGetStrobeDelayTime(m_hCamera, ref uDelayTime);
            textBox_StrobeDelayTime.Text = uDelayTime.ToString();

            //闪光灯半自动模式下的脉冲宽度
            uint uPluseWidth = 0;

            MvApi.CameraGetStrobePulseWidth(m_hCamera, ref uPluseWidth);
            textBox_StrobePulseWidth.Text = uPluseWidth.ToString();


            //相机的模拟增益值

            trackBar_AnalogGain.SetRange((int)tCameraDeviceInfo.sExposeDesc.uiAnalogGainMin, (int)tCameraDeviceInfo.sExposeDesc.uiAnalogGainMax);

            //相机的曝光时间
            double dCameraExpTimeMin = 0;                                      //最小时间,单位为
            double dCameraExpTimeMax = 0;                                      //最大时间

            MvApi.CameraGetExposureLineTime(m_hCamera, ref dCameraExpTimeMin); //相机的曝光时间,最小值为一行时间像素。
            dCameraExpTimeMax = (dCameraExpTimeMin * (double)tCameraDeviceInfo.sExposeDesc.uiExposeTimeMax);
            label_ExpMin.Text = "曝光时间最小值:" + dCameraExpTimeMin.ToString() + "微秒";
            label_ExpMax.Text = "曝光时间最大值:" + dCameraExpTimeMax.ToString() + "微秒";

            uint uState = 0;

            MvApi.CameraGetAeState(m_hCamera, ref uState);

            radioButton_AutoExp.Checked  = (uState == 1?true:false);
            radioButton_ManulExp.Checked = (uState == 0 ? true : false);

            UpdateExpsoureControls();
        }