C# 和EmguCV

C# 和EmguCV

想实现界面化的图像/视频处理算法，发现EmguCV封装了OPencv库，支持C#等，于是按照网上教程下载/安装来试试。

配置过程网上贴很多参考。

做了一个简单的界面，两个按钮，两个图片显示框，对选择的图片进行灰度化处理。

  

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 Emgu.CV;
using Emgu.CV.Structure;
using Emgu.Util;namespace Csharp
{public partial class Form1 : Form{public Form1(){InitializeComponent();}Image<Bgr, byte> dest;private void button1_Click(object sender, EventArgs e){//MessageBox.Show(textBox1.Text);OpenFileDialog openFileDialog = new OpenFileDialog();openFileDialog.Filter = "BMP 文件 |*.bmp | JPG 文件 |*.jpg|JPEG 文件|*.jpeg|所有文件| *.*";if (openFileDialog.ShowDialog() == DialogResult.OK) {// CvInvoke.cvNamedWindow("打开图片");IntPtr img = CvInvoke.cvLoadImage(openFileDialog.FileName, Emgu.CV.CvEnum.LOAD_IMAGE_TYPE.CV_LOAD_IMAGE_ANYCOLOR);//CvInvoke.cvShowImage("打开图片",img);//CvInvoke.cvWaitKey(0);//CvInvoke.cvReleaseImage(ref img);//CvInvoke.cvDestroyWindow("打开图片");dest = new Image<Bgr, byte>(CvInvoke.cvGetSize(img));CvInvoke.cvCopy(img, dest, IntPtr.Zero);pictureBox1.Image = dest.ToBitmap();}}private void textBox1_TextChanged(object sender, EventArgs e){}private void pictureBox1_Click(object sender, EventArgs e){}private void button2_Click(object sender, EventArgs e){Image<Gray, Byte> grayImg = dest.Convert<Gray, Byte>();pictureBox2.Image = grayImg.ToBitmap();}private void pictureBox2_Click(object sender, EventArgs e){}}
}