C# 获取baser工业相机
1、应用Basler.Pylon.dll
using System.Collections.Generic;
using System.Linq;
using System.Text;
using HalconDotNet;
using Basler.Pylon;
using System.Runtime.InteropServices;
class BaslerClass
{
List allCameras = null;//创建ICameraInfo对象的列表，用于保存遍历到的所有相机信息
Camera myCamera = null;//创建相机对象
HImage image = null;
public BaslerClass(string sn)
{
}
public int connectCamera(string id)//连接相机，返回-1为失败，0为成功
{
string m_SerialNumber = "";//接收设备返回的序列号
allCameras = CameraFinder.Enumerate();//获取所有相机设备
for (int i = 0; i < allCameras.Count; i++)
{
try
{
if (allCameras[i][CameraInfoKey.SerialNumber] == id)
{
//如果当前相机信息中序列号是指定的序列号，则实例化相机类
myCamera = new Camera(allCameras[i]);
myCamera.Open();//打开相机
return 0;
}
continue;
}
catch
{
return -1;
}
}
return -1;
}
public int startCamera()//相机开始采集，返回-1为失败，0为成功
{
try
{
myCamera.StreamGrabber.Start();
}
catch
{
return -1;
}
return 0;
}
public int stopCamera()//停止相机采集，返回-1为失败，1为成功
{
try
{
myCamera.StreamGrabber.Stop();
}
catch
{
return -1;
}
return 0;
}
public int closeCamera()//关闭相机，返回-1为失败，1为成功
{
try
{
myCamera.Close();
}
catch
{
return -1;
}
return 0;
}
public int softTrigger()//发送软触发命令
{
try
{
myCamera.ExecuteSoftwareTrigger();
}
catch
{
return -1;
}
return 0;
}
public HImage ReadBuffer()//读取相机buffer并生成HImage格式的图像
{
IGrabResult grabResult = myCamera.StreamGrabber.RetrieveResult(4000, TimeoutHandling.ThrowException);//读取buffer，超时时间为4000ms
image = new HImage();
using (grabResult)
{
if (grabResult.GrabSucceeded)
{
if (IsMonoData(grabResult))
{
//如果是黑白图像，则利用GenImage1算子生成黑白图像
byte[] buffer = grabResult.PixelData as byte[];
IntPtr p = Marshal.UnsafeAddrOfPinnedArrayElement(buffer, 0);
image.GenImage1("byte", grabResult.Width, grabResult.Height, p);
}
else
{
if (grabResult.PixelTypeValue != PixelType.RGB8packed)
{
//如果图像不是RGB8格式，则将图像转换为RGB8，然后生成彩色图像
//因为GenImageInterleaved算子能够生成的图像的数据，常见的格式只有RGB8
//如果采集的图像是RGB8则不需转换，具体生成图像方法请自行测试编写。
byte[] buffer_rgb = new byte[grabResult.Width * grabResult.Height * 3];
Basler.Pylon.PixelDataConverter convert = new PixelDataConverter();
convert.OutputPixelFormat = PixelType.RGB8packed;
convert.Convert(buffer_rgb, grabResult);
IntPtr p = Marshal.UnsafeAddrOfPinnedArrayElement(buffer_rgb, 0);
image.GenImageInterleaved(p, "rgb", grabResult.Width, grabResult.Height, 0, "byte", grabResult.Width, grabResult.Height, 0, 0, -1, 0);
}
}
return image;
}
else
{
return null;
}
}
}
public int setExposureTime(longExposureTimeNum)//设置曝光时间us
{
try
{
myCamera.Parameters[PLCamera.ExposureTimeAbs].SetValue(ExposureTimeNum);
}
catch
{
return -1;
}
return 0;
}
public int pixelFormat(uint pixelType)//设置图像格式
{
//1：Mono8 2：彩色YUV422
try
{
if (pixelType == 1)
{
myCamera.Parameters[PLCamera.PixelFormat].TrySetValue(PLCamera.PixelFormat.Mono8);
}
else if(pixelType == 2)
{
myCamera.Parameters[PLCamera.PixelFormat].TrySetValue(PLCamera.PixelFormat.YUV422Packed);
}
}
catch
{
return -1;
}
return 0;
}
public int setHeight(longheight)//设置图像高度
{
try
{
if (myCamera.Parameters[PLCamera.Height].TrySetValue()height))
return 0;
else
return -1;
}
catch
{
return -1;
}
}
public int setWidth(longwidth)//设置图像宽度
{
try
{
if (myCamera.Parameters[PLCamera.Width].TrySetValue(width))
return 0;
else
return -1;
}
catch
{
return -1;
}
}
public int setOffsetX(longoffsetX)//设置图像水平偏移
{
try
{
if (myCamera.Parameters[PLCamera.OffsetX].TrySetValue(offsetX))
return 0;
else
return -1;
}
catch
{
return -1;
}
}
public int setOffsetY(longoffsetY)//设置图像竖直偏移
{
try
{
if (myCamera.Parameters[PLCamera.OffsetY].TrySetValue(offsetY))
return 0;
else
return -1;
}
catch
{
return -1;
}
}
public int setTriggerMode(uint TriggerModeNum)//设置触发模式
{
//1:为On 触发模式
//0:Off 触发模式
try
{
if (myCamera.Parameters[PLCamera.TriggerMode].TrySetValue(TriggerModeNum==1?"On":"Off"))
return 0;
else
return -1;
}
catch
{
return -1;
}
}
public int closeBalanceAuto()//关闭自动白平衡
{
try
{
myCamera.Parameters[PLCamera.BalanceWhiteAuto].TrySetValue("Off");
}
catch
{
return -1;
}
return 0;
}
public int setTriggerSource(uint TriggerSourceNum)//设置触发源
{
//直接改为软触发，此处已经写死
try
{
if (myCamera.Parameters[PLCamera.TriggerSource].TrySetValue("Software"))
return 0;
else
return -1;
}
catch
{
return -1;
}
}
private Boolean IsMonoData(IGrabResult iGrabResult)//判断图像是否为黑白格式
{
switch (iGrabResult.PixelTypeValue)
{
case PixelType.Mono1packed:
case PixelType.Mono2packed:
case PixelType.Mono4packed:
case PixelType.Mono8:
case PixelType.Mono8signed:
case PixelType.Mono10:
case PixelType.Mono10p:
case PixelType.Mono10packed:
case PixelType.Mono12:
case PixelType.Mono12p:
case PixelType.Mono12packed:
case PixelType.Mono16:
return true;
default:
return false;
}
}
}
SDK调用方法：
BaslerSDK camera = new BaslerSDKcamera ();//创建相机对象并实例化
camera.connectCamera(“123456”);//连接相机,传入相机序列号123456
camera.startCamera();//开启相机采集
camera.setExposureTime(10000);//设置曝光时间为10ms
camera.softTrigger();//发送软触发采集图像
Himage image=camera.readImage();//获取采集到且转换后的图像
camera.stopCamera();//停止相机采集
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版权声明：本文为CSDN博主「大_樱_桃」的原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接及本声明。
原文链接：https://blog.csdn.net/biggestcherry/article/details/98884073