实例介绍
【实例简介】
C#通过巴斯勒demo调用、设置巴斯勒相机。
【实例截图】
【核心代码】
/*
* Target：此Demo是基于Pylon5版本的开发库basler.pylon.dll所写，支持黑白/彩色的Gige/USB3.0相机。
* Author：Jogan (Basler China)
* Update：2019.7.18
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Diagnostics;
using System.Runtime.InteropServices;
using Basler.Pylon;
namespace PylonLiveViewer
{
public class BaslerCam
{
private Camera camera = null;
private PixelDataConverter converter = new PixelDataConverter();
public String strModelName = null;
public String strSerialNumber = null;
public String strUserID = null;
public int imageWidth = 0; // 图像宽
public int imageHeight = 0; // 图像高
public long payloadSize = 0; // 图像大小
public long minExposureTime = 0; // 最小曝光时间
public long maxExposureTime = 0; // 最大曝光时间
public long minGain = 0; // 最小增益
public long maxGain = 0; // 最大增益
public int numWindowIndex = 0; // pylon自带窗体编号
private long grabTime = 0; // 采集图像时间
private Boolean isColor = false; // 判断是否是彩色图像
private IntPtr latestFrameAddress = IntPtr.Zero; // 图像格式转换后的首地址，用于pylon转halcon,visionpro等图像变量
private Stopwatch stopWatch = new Stopwatch();
/// <summary>
/// 计算采集图像时间自定义委托
/// </summary>
/// <param name="time">采集图像时间</param>
public delegate void delegateComputeGrabTime(long time);
/// <summary>
/// 计算采集图像时间委托事件
/// </summary>
public event delegateComputeGrabTime eventComputeGrabTime;
/// <summary>
/// 图像处理自定义委托
/// </summary>
public delegate void delegateProcessHImage(Boolean isColor, int width, int height, IntPtr frameAddress);
/// <summary>
/// 图像处理委托事件
/// </summary>
public event delegateProcessHImage eventProcessImage;
/// <summary>
/// if >= Sfnc2_0_0,说明是ＵＳＢ３的相机
/// </summary>
static Version Sfnc2_0_0 = new Version(2, 0, 0);
/****************** 实例化相机 ******************/
/// <summary>
/// 实例化第一个找到的相机
/// </summary>
public BaslerCam()
{
try
{
camera = new Camera(CameraSelectionStrategy.FirstFound);
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 根据相机序列号实例化相机
/// </summary>
/// <param name="SN"></param>
//public BaslerCam(string SN)
//{
// camera = new Camera(SN);
//}
/// <summary>
/// 根据相机UserID实例化相机
/// </summary>
/// <param name="UserID"></param>
public BaslerCam(string UserID)
{
try
{
// 枚举相机列表
List<ICameraInfo> allCameraInfos = CameraFinder.Enumerate();
foreach (ICameraInfo cameraInfo in allCameraInfos)
{
if (UserID == cameraInfo[CameraInfoKey.DeviceIpAddress])
{
camera = new Camera(cameraInfo);
}
}
if (camera == null)
{
MessageBox.Show("未识别到UserID为“" UserID "”的相机！", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch (Exception e)
{
ShowException(e);
}
}
/*****************************************************/
/****************** 相机操作 ******************/
/// <summary>
/// 打开相机
/// </summary>
public bool OpenCam()
{
try
{
camera.Open();
if (camera.IsOpen)
{
//camera.Parameters[PLCamera.AcquisitionFrameRateEnable].SetValue(true); // 限制相机帧率使能
//camera.Parameters[PLCamera.AcquisitionFrameRateAbs].SetValue(90); // 设置最大帧率值
camera.Parameters[PLCameraInstance.MaxNumBuffer].SetValue(10); // 设置内存中接收图像缓冲区大小
strModelName = camera.CameraInfo[CameraInfoKey.ModelName]; // 获取相机型号
strSerialNumber = camera.CameraInfo[CameraInfoKey.SerialNumber]; // 获取相机序列号
strUserID = camera.CameraInfo[CameraInfoKey.UserDefinedName]; // 获取相机用户自定义名称
imageWidth = (int)camera.Parameters[PLCamera.Width].GetValue(); // 获取图像宽
imageHeight = (int)camera.Parameters[PLCamera.Height].GetValue(); // 获取图像高
payloadSize = imageWidth * imageHeight; // 计算图像分辨率
GetMinMaxExposureTime(); // 获取最大最小曝光值
GetMinMaxGain(); // 获取最大最小增益值
camera.StreamGrabber.ImageGrabbed = OnImageGrabbed; // 注册采集回调函数
camera.ConnectionLost = OnConnectionLost; // 注册掉线回调函数
return true;
}
return false;
}
catch(Exception e)
{
ShowException(e);
return false;
}
}
/// <summary>
/// 关闭相机,释放相关资源
/// </summary>
public void CloseCam()
{
try
{
camera.Close();
if (latestFrameAddress != null)
{
Marshal.FreeHGlobal(latestFrameAddress);
latestFrameAddress = IntPtr.Zero;
}
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 单张采集
/// </summary>
public bool GrabOne()
{
try
{
if (camera.StreamGrabber.IsGrabbing)
{
MessageBox.Show("相机当前正处于采集状态！", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
else
{
camera.Parameters[PLCamera.AcquisitionMode].SetValue("SingleFrame");
camera.StreamGrabber.Start(1, GrabStrategy.LatestImages, GrabLoop.ProvidedByStreamGrabber);
stopWatch.Restart(); // **** 重启采集时间计时器 ****
return true ;
}
}
catch (Exception e)
{
ShowException(e);
return false;
}
}
/// <summary>
/// 开始连续采集
/// </summary>
public bool StartGrabbing()
{
try
{
if (camera.StreamGrabber.IsGrabbing)
{
MessageBox.Show("相机当前正处于采集状态！", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
else
{
camera.Parameters[PLCamera.AcquisitionMode].SetValue(PLCamera.AcquisitionMode.Continuous);
camera.StreamGrabber.Start(GrabStrategy.LatestImages, GrabLoop.ProvidedByStreamGrabber);
stopWatch.Restart(); // **** 重启采集时间计时器 ****
return true;
}
}
catch (Exception e)
{
ShowException(e);
return false;
}
}
/// <summary>
/// 停止连续采集
/// </summary>
public void StopGrabbing()
{
try
{
if (camera.StreamGrabber.IsGrabbing)
{
camera.StreamGrabber.Stop();
}
}
catch (Exception e)
{
ShowException(e);
}
}
/*********************************************************/
/****************** 相机参数设置 ********************/
/// <summary>
/// 设置Gige相机心跳时间
/// </summary>
/// <param name="value"></param>
public void SetHeartBeatTime(long value)
{
try
{
// 判断是否是网口相机，网口相机才有心跳时间
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
camera.Parameters[PLGigECamera.GevHeartbeatTimeout].SetValue(value);
}
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 设置相机曝光时间
/// </summary>
/// <param name="value"></param>
public void SetExposureTime(long value)
{
try
{
// Some camera models may have auto functions enabled. To set the ExposureTime value to a specific value,
// the ExposureAuto function must be disabled first (if ExposureAuto is available).
camera.Parameters[PLCamera.ExposureAuto].TrySetValue(PLCamera.ExposureAuto.Off); // Set ExposureAuto to Off if it is writable.
camera.Parameters[PLCamera.ExposureMode].TrySetValue(PLCamera.ExposureMode.Timed); // Set ExposureMode to Timed if it is writable.
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
// In previous SFNC versions, ExposureTimeRaw is an integer parameter,单位us
// integer parameter的数据，设置之前，需要进行有效值整合，否则可能会报错
long min = camera.Parameters[PLCamera.ExposureTimeRaw].GetMinimum();
long max = camera.Parameters[PLCamera.ExposureTimeRaw].GetMaximum();
long incr = camera.Parameters[PLCamera.ExposureTimeRaw].GetIncrement();
if (value < min)
{
value = min;
}
else if (value > max)
{
value = max;
}
else
{
value = min (((value - min) / incr) * incr);
}
camera.Parameters[PLCamera.ExposureTimeRaw].SetValue(value);
// Or,here, we let pylon correct the value if needed.
//camera.Parameters[PLCamera.ExposureTimeRaw].SetValue(value, IntegerValueCorrection.Nearest);
}
else // For SFNC 2.0 cameras, e.g. USB3 Vision cameras
{
// In SFNC 2.0, ExposureTimeRaw is renamed as ExposureTime,is a float parameter, 单位us.
camera.Parameters[PLUsbCamera.ExposureTime].SetValue((double)value);
}
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 获取最小最大曝光时间
/// </summary>
public void GetMinMaxExposureTime()
{
try
{
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
minExposureTime = camera.Parameters[PLCamera.ExposureTimeRaw].GetMinimum();
maxExposureTime = camera.Parameters[PLCamera.ExposureTimeRaw].GetMaximum();
}
else
{
minExposureTime = (long)camera.Parameters[PLUsbCamera.ExposureTime].GetMinimum();
maxExposureTime = (long)camera.Parameters[PLUsbCamera.ExposureTime].GetMaximum();
}
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 设置增益
/// </summary>
/// <param name="value"></param>
public void SetGain(long value)
{
try
{
// Some camera models may have auto functions enabled. To set the gain value to a specific value,
// the Gain Auto function must be disabled first (if gain auto is available).
camera.Parameters[PLCamera.GainAuto].TrySetValue(PLCamera.GainAuto.Off); // Set GainAuto to Off if it is writable.
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
// Some parameters have restrictions. You can use GetIncrement/GetMinimum/GetMaximum to make sure you set a valid value.
// In previous SFNC versions, GainRaw is an integer parameter.
// integer parameter的数据，设置之前，需要进行有效值整合，否则可能会报错
long min = camera.Parameters[PLCamera.GainRaw].GetMinimum();
long max = camera.Parameters[PLCamera.GainRaw].GetMaximum();
long incr = camera.Parameters[PLCamera.GainRaw].GetIncrement();
if (value < min)
{
value = min;
}
else if (value > max)
{
value = max;
}
else
{
value = min (((value - min) / incr) * incr);
}
camera.Parameters[PLCamera.GainRaw].SetValue(value);
//// Or,here, we let pylon correct the value if needed.
//camera.Parameters[PLCamera.GainRaw].SetValue(value, IntegerValueCorrection.Nearest);
}
else // For SFNC 2.0 cameras, e.g. USB3 Vision cameras
{
// In SFNC 2.0, Gain is a float parameter.
camera.Parameters[PLUsbCamera.Gain].SetValue(value);
}
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 获取最小最大增益
/// </summary>
public void GetMinMaxGain()
{
try
{
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
minGain = camera.Parameters[PLCamera.GainRaw].GetMinimum();
maxGain = camera.Parameters[PLCamera.GainRaw].GetMaximum();
}
else
{
minGain = (long)camera.Parameters[PLUsbCamera.Gain].GetMinimum();
maxGain = (long)camera.Parameters[PLUsbCamera.Gain].GetMaximum();
}
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 设置相机Freerun模式
/// </summary>
public void SetFreerun()
{
try
{
// Set an enum parameter.
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart))
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart))
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
}
else
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
}
}
}
else // For SFNC 2.0 cameras, e.g. USB3 Vision cameras
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart))
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart))
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
}
else
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
}
}
}
stopWatch.Restart(); // **** 重启采集时间计时器 ****
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 设置相机软触发模式
/// </summary>
public void SetSoftwareTrigger()
{
try
{
// Set an enum parameter.
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart))
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart))
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Software);
}
else
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Software);
}
}
}
else // For SFNC 2.0 cameras, e.g. USB3 Vision cameras
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart))
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart))
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Software);
}
else
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Software);
}
}
}
stopWatch.Reset(); // **** 重置采集时间计时器 ****
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 发送软触发命令
/// </summary>
public void SendSoftwareExecute()
{
try
{
if (camera.WaitForFrameTriggerReady(1000, TimeoutHandling.ThrowException))
{
camera.ExecuteSoftwareTrigger();
stopWatch.Restart(); // **** 重启采集时间计时器 ****
}
}
catch (Exception exception)
{
ShowException(exception);
}
}
/// <summary>
/// 设置相机外触发模式
/// </summary>
public void SetExternTrigger()
{
try
{
if (camera.GetSfncVersion() < Sfnc2_0_0)
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart))
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart))
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Line1);
}
else
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.AcquisitionStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Line1);
}
}
//Sets the trigger delay time in microseconds.
camera.Parameters[PLCamera.TriggerDelayAbs].SetValue(0); // 设置触发延时
//Sets the absolute value of the selected line debouncer time in microseconds
camera.Parameters[PLCamera.LineSelector].TrySetValue(PLCamera.LineSelector.Line1);
camera.Parameters[PLCamera.LineMode].TrySetValue(PLCamera.LineMode.Input);
camera.Parameters[PLCamera.LineDebouncerTimeAbs].SetValue(0); // 设置去抖延时，过滤触发信号干扰
}
else // For SFNC 2.0 cameras, e.g. USB3 Vision cameras
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart))
{
if (camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart))
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.Off);
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Line1);
}
else
{
camera.Parameters[PLCamera.TriggerSelector].TrySetValue(PLCamera.TriggerSelector.FrameBurstStart);
camera.Parameters[PLCamera.TriggerMode].TrySetValue(PLCamera.TriggerMode.On);
camera.Parameters[PLCamera.TriggerSource].TrySetValue(PLCamera.TriggerSource.Line1);
}
}
//Sets the trigger delay time in microseconds.//float
camera.Parameters[PLCamera.TriggerDelay].SetValue(0); // 设置触发延时
//Sets the absolute value of the selected line debouncer time in microseconds
camera.Parameters[PLCamera.LineSelector].TrySetValue(PLCamera.LineSelector.Line1);
camera.Parameters[PLCamera.LineMode].TrySetValue(PLCamera.LineMode.Input);
camera.Parameters[PLCamera.LineDebouncerTime].SetValue(0); // 设置去抖延时，过滤触发信号干扰
}
stopWatch.Reset(); // **** 重置采集时间计时器 ****
}
catch (Exception e)
{
ShowException(e);
}
}
/// <summary>
/// 保存图像
/// </summary>
/// <param name="path">保存图像的路径</param>
/// <param name="address">图像地址</param>
/// <param name="width">图像宽</param>
/// <param name="height">图像高</param>
public void SaveImage(string path, IntPtr address, int width, int height, bool isColor)
{
if (isColor == false)
{
ImagePersistence.Save(ImageFileFormat.Bmp, path, address, width * height, PixelType.Mono8, width, height, 0, ImageOrientation.TopDown);
}
else
{
ImagePersistence.Save(ImageFileFormat.Bmp, path, address, width * height * 3, PixelType.BGR8packed, width, height, 0, ImageOrientation.TopDown);
}
}
/****************************************************/
/**************** 图像响应事件函数 ****************/
// 相机取像回调函数.
private void OnImageGrabbed(Object sender, ImageGrabbedEventArgs e)
{
try
{
// Acquire the image from the camera. Only show the latest image. The camera may acquire images faster than the images can be displayed.
// Get the grab result.
IGrabResult grabResult = e.GrabResult;
// Check if the image can be displayed.
if (grabResult.GrabSucceeded)
{
grabTime = stopWatch.ElapsedMilliseconds;
// 抛出计算采集时间处理事件
eventComputeGrabTime(grabTime);
// 判断是否是黑白图片格式
if (grabResult.PixelTypeValue == PixelType.Mono8)
{
if (latestFrameAddress == IntPtr.Zero)
{
latestFrameAddress = Marshal.AllocHGlobal((Int32)(payloadSize));
}
converter.OutputPixelFormat = PixelType.Mono8;
converter.Convert(latestFrameAddress, payloadSize, grabResult);
isColor = false;
}
eventProcessImage(isColor, imageWidth, imageHeight, latestFrameAddress);
// pylon 自带窗体显示图像
//ImageWindow.DisplayImage(numWindowIndex, grabResult);
}
else
{
MessageBox.Show("Grab faild!\n" grabResult.ErrorDescription, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch (Exception exception)
{
ShowException(exception);
}
finally
{
// Dispose the grab result if needed for returning it to the grab loop.
e.DisposeGrabResultIfClone();
}
}
/****************************************************/
/// <summary>
/// 掉线重连回调函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnConnectionLost(Object sender, EventArgs e)
{
try
{
const int cTimeOutMs = 20;
System.Threading.Thread.Sleep(100);
camera.Close();
for (int i = 0; i < 1000; i )
{
try
{
camera.Open(cTimeOutMs, TimeoutHandling.ThrowException);
if (camera.IsOpen)
{
MessageBox.Show("已重新连接上UserID为“" strUserID "”的相机！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
}
//Thread.Sleep(200);
}
catch
{
MessageBox.Show("请重新连接UserID为“" strUserID "”的相机！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
if (camera == null)
{
MessageBox.Show("重连超时20s:未识别到UserID为“" strUserID "”的相机！", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
SetHeartBeatTime(5000);
//camera.Parameters[PLCamera.AcquisitionFrameRateEnable].SetValue(true); // 限制相机帧率
//camera.Parameters[PLCamera.AcquisitionFrameRateAbs].SetValue(90);
//camera.Parameters[PLCameraInstance.MaxNumBuffer].SetValue(10); // 设置内存中接收图像缓冲区大小
imageWidth = (int)camera.Parameters[PLCamera.Width].GetValue(); // 获取图像宽
imageHeight = (int)camera.Parameters[PLCamera.Height].GetValue(); // 获取图像高
GetMinMaxExposureTime();
GetMinMaxGain();
//camera.StreamGrabber.Start();
}
catch (Exception exception)
{
ShowException(exception);
}
}
// Shows exceptions in a message box.
private void ShowException(Exception exception)
{
MessageBox.Show("Exception caught:\n" exception.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
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