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.Drawing.Drawing2D;
using?System.Threading;

namespace?像素點處理
{

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

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????OpenFileDialog?imageopen?=?new?OpenFileDialog（）;

????????????imageopen.title?=?“請打開圖像文件“;

????????????imageopen.InitialDirectory?=?@“C:\Users\Administrator\Desktop“;

????????????imageopen.Filter?=?“（圖像文件）*.bmp;jepg;jpg;gif;png|*.bmp;*.jepg;*.jpg;*.gif;*.png“;

????????????imageopen.FilterIndex?=?1;

????????????imageopen.RestoreDirectory?=?true;

????????????if?（imageopen.ShowDialog（）?==?DialogResult.OK）
????????????{
????????????????this.progressBar1.Value?=?100;
????????????????this.pictureBox1.Image?=?System.Drawing.Bitmap.FromFile（imageopen.FileName）;

????????????}
????????}

????????private?void?button1_Click_1（object?sender?EventArgs?e）//灰度化一個圖像
????????{
????????????Form1?sample?=?new?Form1（）;
????????????ThreadStart?ts?=?new?ThreadStart（sample.XianC）;

????????????Thread?t?=?new?Thread（ts）;

????????????//?啟動.
????????????t.Start（）;





????????????Bitmap?bmp?=?（Bitmap）this.pictureBox1.Image;
????????????//Bitmap?bmp?=?new?Bitmap（@“C:\Users\Administrator\Desktop\a.jpg“）;
???????????
????????????Rectangle?rect?=?new?Rectangle（0?0?bmp.Width?bmp.Height）;//給定一個矩陣，括號里為對角線兩點的坐標

????????????System.Drawing.Imaging.BitmapData?bmpData?=?bmp.LockBits（rect?System.Drawing.Imaging.ImageLockMode.ReadWrite?bmp.PixelFormat）;

????????????IntPtr?ptr?=?bmpData.Scan0;//獲取或設置位圖中第一個像素數據的地址。它也可以看成是位圖中的第一個掃描行。?

????????????int?bytes?=?bmp.Width?*?bmp.Height?*?3;//這是針對每像素24位圖的專用（3個字節）

????????????byte[]?rgbValues?=?new?byte[bytes];//聲明一個數組

????????????System.Runtime.InteropServices.Marshal.Copy（ptr?rgbValues?0?bytes）;//把RGB空間的像素值COPY到這個數組

????????????double?colorTemp?=?0;

????????????/*for?（int?i?=?0;?i?????????????{

????????????????colorTemp?=?rgbValues[i?+?2]?*?0.299?+?rgbValues[i?+?1]?*?0.587?+?rgbValues[i]?*?0.114;

????????????????rgbValues[i]?=?rgbValues[i?+?1]?=?rgbValues[i?+?2]?=?（byte）colorTemp;

????????????}*/
????????????/*for?（int?counter?=?0;?counter?????????????????rgbValues[counter]?=?255;?//把紅色都改為255*/
????????????for?（int?counter?=?0;?counter?????????????{
????????????????//colorTemp?=?rgbValues[counter]?*?0.4;
????????????????//rgbValues[counter]?=?（byte）colorTemp;?//把0值都改為255
????????????????this.richTextBox1.Text?+=?Convert.ToString（rgbValues[counter]）+“?“;
????????????????
????????????}
????????????this.progressBar1.Value?=?100;
????????????System.Runtime.InteropServices.Marsha

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????15360??2012-05-06?22:51??像素點處理\像素點處理\bin\Debug\像素點處理.exe

?????文件??????34304??2012-05-06?22:51??像素點處理\像素點處理\bin\Debug\像素點處理.pdb

?????文件??????11608??2012-05-07?13:23??像素點處理\像素點處理\bin\Debug\像素點處理.vshost.exe

?????文件????????490??2010-03-17?22:39??像素點處理\像素點處理\bin\Debug\像素點處理.vshost.exe.manifest

?????文件??????13655??2012-05-06?22:51??像素點處理\像素點處理\Form1.cs

?????文件??????11547??2012-05-06?22:51??像素點處理\像素點處理\Form1.Designer.cs

?????文件???????6020??2012-05-06?22:51??像素點處理\像素點處理\Form1.resx

?????文件???????6201??2012-05-06?22:51??像素點處理\像素點處理\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件????????534??2012-05-06?22:51??像素點處理\像素點處理\obj\x86\Debug\GenerateResource-ResGen.read.1.tlog

?????文件????????842??2012-05-06?22:51??像素點處理\像素點處理\obj\x86\Debug\GenerateResource-ResGen.write.1.tlog

?????文件???????1227??2012-05-07?13:23??像素點處理\像素點處理\obj\x86\Debug\像素點處理.csproj.FileListAbsolute.txt

?????文件??????15360??2012-05-06?22:51??像素點處理\像素點處理\obj\x86\Debug\像素點處理.exe

?????文件????????180??2012-05-06?22:51??像素點處理\像素點處理\obj\x86\Debug\像素點處理.Form1.resources

?????文件??????34304??2012-05-06?22:51??像素點處理\像素點處理\obj\x86\Debug\像素點處理.pdb

?????文件????????180??2012-03-28?22:37??像素點處理\像素點處理\obj\x86\Debug\像素點處理.Properties.Resources.resources

?????文件????????496??2012-03-28?22:27??像素點處理\像素點處理\Program.cs

?????文件???????1362??2012-03-28?22:27??像素點處理\像素點處理\Properties\AssemblyInfo.cs

?????文件???????2880??2012-03-28?22:27??像素點處理\像素點處理\Properties\Resources.Designer.cs

?????文件???????5612??2012-03-28?22:27??像素點處理\像素點處理\Properties\Resources.resx

?????文件???????1100??2012-03-28?22:27??像素點處理\像素點處理\Properties\Settings.Designer.cs

?????文件????????249??2012-03-28?22:27??像素點處理\像素點處理\Properties\Settings.settings

?????文件???????3582??2012-03-28?22:37??像素點處理\像素點處理\像素點處理.csproj

?????文件????????887??2012-03-28?22:27??像素點處理\像素點處理.sln

????..A..H.?????18944??2012-05-07?13:48??像素點處理\像素點處理.suo

?????目錄??????????0??2012-03-28?22:27??像素點處理\像素點處理\obj\x86\Debug\TempPE

?????目錄??????????0??2012-05-23?22:38??像素點處理\像素點處理\obj\x86\Debug

?????目錄??????????0??2012-05-23?22:38??像素點處理\像素點處理\bin\Debug

?????目錄??????????0??2012-05-23?22:38??像素點處理\像素點處理\obj\x86

?????目錄??????????0??2012-05-23?22:38??像素點處理\像素點處理\bin

?????目錄??????????0??2012-05-23?22:38??像素點處理\像素點處理\obj

............此處省略6個文件信息