halcon与C#混合编程（二）读取并处理图片

[code] *读取图片

read_image(Image,'D:/MyFile/C#/HalconCsExample/示例图片.jpg')

get_image_size(Image,Width,Height)

*图像处理

rgb1_to_gray(Image,GrayImage)

[code]//

//File generated by HDevelop for HALCON/DOTNET (C#) Version 10.0

//

//This file is intended to be used with the HDevelopTemplate or

//HDevelopTemplateWPF projects located under %HALCONEXAMPLES%\c#

using System;

using HalconDotNet;

public partial class HDevelopExport

{

 public HTuple hv_ExpDefaultWinHandle;

// Main procedure 

 private void action()

{

// Local iconic variables 

 HObject ho_Image, ho_GrayImage;

// Local control variables 

 HTuple hv_Width, hv_Height;

// Initialize local and output iconic variables 

 HOperatorSet.GenEmptyObj(out ho_Image);

 HOperatorSet.GenEmptyObj(out ho_GrayImage);

//读取图片

//dev_close_window(...);

 ho_Image.Dispose();

 HOperatorSet.ReadImage(out ho_Image, "D:/MyFile/C#/HalconCsExample/示例图片.jpg");

 HOperatorSet.GetImageSize(ho_Image, out hv_Width, out hv_Height);

//dev_open_window(...);

 HOperatorSet.DispObj(ho_Image, hv_ExpDefaultWinHandle);

//图像处理

 ho_GrayImage.Dispose();

 HOperatorSet.Rgb1ToGray(ho_Image, out ho_GrayImage);

 HOperatorSet.DispObj(ho_GrayImage, hv_ExpDefaultWinHandle);

 ho_Image.Dispose();

 ho_GrayImage.Dispose();

}

 public void InitHalcon()

{

// Default settings used in HDevelop 

 HOperatorSet.SetSystem("do_low_error", "false");

}

 public void RunHalcon(HTuple Window)

{

 hv_ExpDefaultWinHandle = Window;

 action();

}

}

[code]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 HalconDotNet;//添加引用

namespace HalconCsExample

{

 public partial class Form1 : Form

{

//增加代码：

 HDevelopExport HD = new HDevelopExport();

 string ImagePath;

 public Form1()

{

 InitializeComponent();

 this.btnImagePro.Enabled = false;

}

 private void btnReadImage_Click(object sender, EventArgs e)

{

 openFileDialog1.Filter = "JPEG文件|*.jpg*|BMP文件|*.bmp*|TIFF文件|*.tiff*";

 openFileDialog1.RestoreDirectory = true;

 openFileDialog1.FilterIndex = 1;

 if (openFileDialog1.ShowDialog() == DialogResult.OK)

{

 ImagePath = openFileDialog1.FileName;

 HD.ReadImage(hWindowControl1.HalconWindow, ImagePath);

 this.btnImagePro.Enabled = true;

} 

}

 private void btnImagePro_Click(object sender, EventArgs e)

{

 HD.ImagePro();

 this.btnImagePro.Enabled = false;

}

}

//从导出的ReadImage.cs中拷贝HDevelopExport类到命名空间 HalconCsExample

public partial class HDevelopExport

{

 public HTuple hv_ExpDefaultWinHandle;

// Local iconic variables 

 HObject ho_Image, ho_GrayImage;

 public void InitHalcon()

{

// Default settings used in HDevelop 

 HOperatorSet.SetSystem("do_low_error", "false");

}

 public void ReadImage(HTuple Window,string path)

{

 hv_ExpDefaultWinHandle = Window;

// Initialize local and output iconic variables 

 HOperatorSet.GenEmptyObj(out ho_Image);

 HOperatorSet.GenEmptyObj(out ho_GrayImage);

//读取图片

//dev_close_window(...);

 ho_Image.Dispose();

 HOperatorSet.ReadImage(out ho_Image, path);

//dev_open_window(...);

 HOperatorSet.DispObj(ho_Image, hv_ExpDefaultWinHandle);

}

 public void ImagePro()

{

//图像处理

 ho_GrayImage.Dispose();

 HOperatorSet.Rgb1ToGray(ho_Image, out ho_GrayImage);

 HOperatorSet.DispObj(ho_GrayImage, hv_ExpDefaultWinHandle);

 ho_Image.Dispose();

 ho_GrayImage.Dispose();

}

}

}