在网上找了半天都是下载要钱，自己试做了，经测试能ok,一起分享吧。给初学的人一点鼓励。

 

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading;

using Basler.Pylon;

using System.Windows.Forms;

using System.Drawing.Imaging;

using System.Drawing;

using System.IO;

using Emgu.CV;

using Emgu.CV.Util;

using Emgu.CV.Structure;

namespace paiz

{

class basaler_tu :IDisposable

{

public Camera camera;

public Bitmap bittu;

public basaler_tu() //构造函数

{

camera = new Camera();  

camera.CameraOpened += Configuration.SoftwareTrigger;

//Open the connection to the camera device.

camera.Open();

// Set a handler for processing the images.

camera.StreamGrabber.ImageGrabbed += OnImageGrabbed;     

camera.StreamGrabber.Start(GrabStrategy.OneByOne, GrabLoop.ProvidedByStreamGrabber);

}

private void OnImageGrabbed(Object sender, ImageGrabbedEventArgs e)

{

// The grab result is automatically disposed when the event call back returns.

// The grab result can be cloned using IGrabResult.Clone if you want to keep a copy of it (not shown in this sample).

IGrabResult grabResult = e.GrabResult;

// Image grabbed successfully?

if (grabResult.GrabSucceeded)

{

// Access the image data.

byte[] buffer = grabResult.PixelData as byte[];

ImagePersistence.Save(ImageFileFormat.Bmp, "test.bmp", grabResult);  //保存图片

}

else

{

string a=string.Format("Error: {0} {1}", grabResult.ErrorCode, grabResult.ErrorDescription);

MessageBox.Show(a);

}

}

public void paizhao()  //触发拍照

{

Char key;

int num = 0;

do

{

      ///可以增加按键或其他IO开关

key = 't';

if ((key == 't' || key == 'T'))

{

// Execute the software trigger. Wait up to 100 ms until the camera is ready for trigger.

if (camera.WaitForFrameTriggerReady(100, TimeoutHandling.ThrowException))

{

camera.ExecuteSoftwareTrigger();

}

num++;

}

if (num == 3)     //一定要等待三次才能拍出来

{

key = 'e';

}

}

while ((key != 'e') && (key != 'E'));

 

}

public void stop()

{

camera.StreamGrabber.Stop();

// Close the connection to the camera device.

camera.Close();

// camera.Dispose();

}

public void Dispose()

{

camera.Dispose();

}

public Emgu.CV.Image<Bgr, byte> retun_tu()  //  这个直接调用前这个函数     在实际调用中，只要构造对象 后直接调用此函数就可以得到图片去应用。

{

paizhao();

stop();

Dispose();

Emgu.CV.Image<Bgr, byte> tu1 = new Emgu.CV.Image<Bgr, byte>("test.bmp");

//如果要使用MAT类可以更好得到图片

if (File.Exists("test.bmp"))

{

File.Delete("test.bmp");       //删掉档图片

}

return tu1;

}

}

}

实际拍图应用

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Threading;

using Basler.Pylon;

using System.Diagnostics;

using System.Drawing.Imaging;

using System.IO;

using Emgu.CV;

using Emgu.CV.Util;

using Emgu.CV.Structure;

using PylonLiveView;

namespace paiz

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

private void Form1_Load(object sender, EventArgs e)

{

}

private void button1_Click(object sender, EventArgs e)

{

basaler_tu tu = new basaler_tu();

pictureBox1.Image= tu.retun_tu().ToBitmap();

}

private void button2_Click(object sender, EventArgs e)

{

using( Form_pylon nue = new Form_pylon())

{

nue.ShowDialog();

}

}

}

}