C#实现各种图像模糊、锐化、色彩增强

自己写的C#小程序实现图像模糊处理：1、高斯滤波；2、频域低通滤波法；3、中值滤波法；4、均值滤波；图像锐化处理：拉普拉斯锐化；图像增强：伪彩色增强

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.IO;
using System.Drawing.Imaging;
using System.Runtime.InteropServices;
using System.Numerics;

namespace Filter
{
    public partial class Form1 : Form
    {
        
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void Form1_Load（object sender EventArgs e）
        {

        }

        private void button1_Click（object sender EventArgs e）
        {
            
            OpenFileDialog openFileDialog = new OpenFileDialog（）;
            openFileDialog.Filter = “*.jpg*.jpeg*.bmp*.gif*.ico*.png*.tif*.wmf|*.

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2015-11-27 22:49  Filter\
     目录           0  2015-11-27 22:49  Filter\Filter\
     文件        3950  2015-11-04 17:32  Filter\Filter\Filter.csproj
     文件        7728  2015-11-15 20:46  Filter\Filter\Form1.Designer.cs
     文件       20616  2015-11-15 20:46  Filter\Filter\Form1.cs
     文件        5817  2015-11-15 20:46  Filter\Filter\Form1.resx
     文件         487  2015-11-03 11:10  Filter\Filter\Program.cs
     目录           0  2015-11-27 22:49  Filter\Filter\Properties\
     文件        1332  2015-11-03 11:10  Filter\Filter\Properties\AssemblyInfo.cs
     文件        2852  2015-11-04 11:46  Filter\Filter\Properties\Resources.Designer.cs
     文件        5612  2015-11-03 11:10  Filter\Filter\Properties\Resources.resx
     文件        1106  2015-11-04 11:46  Filter\Filter\Properties\Settings.Designer.cs
     文件         249  2015-11-03 11:10  Filter\Filter\Properties\Settings.settings
     文件         144  2015-11-04 11:46  Filter\Filter\app.config
     目录           0  2015-11-27 22:49  Filter\Filter\bin\
     目录           0  2015-11-27 22:49  Filter\Filter\bin\Debug\
     文件       16896  2015-11-15 20:46  Filter\Filter\bin\Debug\Filter.exe
     文件         144  2015-11-04 11:46  Filter\Filter\bin\Debug\Filter.exe.config
     文件       38400  2015-11-15 20:46  Filter\Filter\bin\Debug\Filter.pdb
     文件       22472  2015-11-29 09:39  Filter\Filter\bin\Debug\Filter.vshost.exe
     文件         144  2015-11-04 11:46  Filter\Filter\bin\Debug\Filter.vshost.exe.config
     文件         490  2012-06-06 02:06  Filter\Filter\bin\Debug\Filter.vshost.exe.manifest
     目录           0  2015-11-27 22:49  Filter\Filter\obj\
     目录           0  2015-11-27 22:49  Filter\Filter\obj\Debug\
     文件        2335  2015-11-15 20:52  Filter\Filter\obj\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        7151  2015-11-27 22:52  Filter\Filter\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件         180  2015-11-15 20:46  Filter\Filter\obj\Debug\Filter.Form1.resources
     文件         180  2015-11-04 17:32  Filter\Filter\obj\Debug\Filter.Properties.Resources.resources
     文件        1606  2015-11-29 09:39  Filter\Filter\obj\Debug\Filter.csproj.FileListAbsolute.txt
     文件         975  2015-11-15 20:46  Filter\Filter\obj\Debug\Filter.csproj.GenerateResource.Cache
     文件        4001  2015-11-15 19:01  Filter\Filter\obj\Debug\Filter.csprojResolveAssemblyReference.cache
............此处省略11个文件信息