using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.IO;
using?System.Windows.Forms;
using?System.Drawing.Imaging;

namespace?ImageChange1
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????//private?ImageCodecInfo?GetCodecInfo（string?mimeType）?//ImageCodecInfo類的作用是確定文件格式，返回值為格式編碼
????????//{
????????//????ImageCodecInfo[]?CodecInfo?=?ImageCodecInfo.GetImageEncoders（）;?//將所有格式的編碼信息賦給CodecInfo數組
????????//????foreach?（ImageCodecInfo?ici?in?CodecInfo）?//定義一個編碼器型參數ici，并建立循環
????????//????{
????????//????????if?（ici.MimeType?==?mimeType）?return?ici;?//返回傳遞進來的格式的編碼
???????????????
????????//????}
????????//????return?null;
????????//}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????this.odlgImage.Filter?=?“圖像類型（*.jpg）|*.jpg|圖像類型（*.bmp）|*.bmp|圖像類型（*.png）|*.png|圖像類型（*.gif）|*.gif|圖像類型（*.tif）|*.tif|圖像類型（*.wmf）|*.wmf“;
????????????//選擇錄入的圖片的類型
????????????this.odlgImage.ShowDialog（）;
????????????Bitmap?MyBitmap?=?new?Bitmap（this.odlgImage.FileName）;
????????????this.picIn.Image?=?MyBitmap;
????????}

????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????Image?img?=?picIn.Image;
????????????if?（picIn.Image.ToString（）?==?““）
????????????{
????????????????MessageBox.Show（“當前圖像為空！“）;
????????????????return;
????????????}
????????????int?i?=?Convert.ToInt32（txtB.Text）;
????????????//txtInput.Text?=?Js（this.odlgImage.FileName）.ToString（）;
????????????//int?witdh?=?img.Width?*?Convert.ToInt32（txtB.Text）?/?100;??//獲取原圖寬按輸入比例壓縮后的寬
????????????//int?height?=?img.Height?*?Convert.ToInt32（txtB.Text）?/?100;??//獲取原圖高按輸入比例壓縮后高
????????????int?Qty?=?Int32.Parse（txtC.Text）;
????????????//Bitmap?bmb?=?new?Bitmap（witdh?height）;
????????????//Graphics?grap?=?Graphics.FromImage（bmb）;
????????????//grap.DrawImage（img?new?Rectangle（0?0?witdh?height））;
????????????//EncoderParameter?p?=?new?EncoderParameter（System.Drawing.Imaging.Encoder.Quality?i）;
????????????//EncoderParameters?ps?=?new?EncoderParameters（1）;
????????????//ps.Param[0]?=?p;
????????????//System.IO.MemoryStream?me?=?new?MemoryStream（）;
????????????//bmb.Save（me??GetCodecInfo（“image/jpeg“）?ps）;????????
????????????//Image?pic?=?System.Drawing.Image.FromStream（me）;

????????????ClassImage.ImageChange?Imagechange?=?new?ClassImage.ImageChange（）;
????????????picOut.Image??=?Imagechange.KiSaveAsJPEG（img?Qty?i）;?
????????}
????}
}

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

?????文件??????28672??2013-03-05?10:25??引用類完成不保存\ImageChange\bin\Debug\ImageChange.exe

?????文件??????32256??2013-03-05?10:25??引用類完成不保存\ImageChange\bin\Debug\ImageChange.pdb

?????文件???????5632??2005-11-11?22:25??引用類完成不保存\ImageChange\bin\Debug\ImageChange.vshost.exe

?????文件??????28672??2013-02-27?10:33??引用類完成不保存\ImageChange\bin\Release\ImageChange.exe

?????文件??????26112??2013-02-27?10:33??引用類完成不保存\ImageChange\bin\Release\ImageChange.pdb

?????文件??????11286??2013-03-05?15:22??引用類完成不保存\ImageChange\Form1.cs

?????文件??????17306??2013-03-05?15:22??引用類完成不保存\ImageChange\Form1.Designer.cs

?????文件???????6588??2013-03-05?15:22??引用類完成不保存\ImageChange\Form1.resx

?????文件???????3229??2013-02-23?17:22??引用類完成不保存\ImageChange\ImageChange.csproj

?????文件????????842??2013-03-05?10:25??引用類完成不保存\ImageChange\obj\Debug\ImageChange.csproj.GenerateResource.Cache

?????文件??????28672??2013-03-05?10:25??引用類完成不保存\ImageChange\obj\Debug\ImageChange.exe

?????文件????????180??2013-03-05?10:25??引用類完成不保存\ImageChange\obj\Debug\ImageChange.Form1.resources

?????文件??????32256??2013-03-05?10:25??引用類完成不保存\ImageChange\obj\Debug\ImageChange.pdb

?????文件????????180??2013-02-23?16:49??引用類完成不保存\ImageChange\obj\Debug\ImageChange.Properties.Resources.resources

?????文件???????3104??2013-02-23?16:49??引用類完成不保存\ImageChange\obj\Debug\ResolveAssemblyReference.cache

?????文件???????1200??2013-03-05?11:30??引用類完成不保存\ImageChange\obj\ImageChange.csproj.FileListAbsolute.txt

?????文件????????842??2013-02-27?10:33??引用類完成不保存\ImageChange\obj\Release\ImageChange.csproj.GenerateResource.Cache

?????文件??????28672??2013-02-27?10:33??引用類完成不保存\ImageChange\obj\Release\ImageChange.exe

?????文件????????180??2013-02-27?10:33??引用類完成不保存\ImageChange\obj\Release\ImageChange.Form1.resources

?????文件??????26112??2013-02-27?10:33??引用類完成不保存\ImageChange\obj\Release\ImageChange.pdb

?????文件????????180??2013-02-27?10:33??引用類完成不保存\ImageChange\obj\Release\ImageChange.Properties.Resources.resources

?????文件????????470??2013-02-23?15:11??引用類完成不保存\ImageChange\Program.cs

?????文件???????1190??2013-02-23?15:11??引用類完成不保存\ImageChange\Properties\AssemblyInfo.cs

?????文件???????2878??2013-02-23?15:11??引用類完成不保存\ImageChange\Properties\Resources.Designer.cs

?????文件???????5612??2013-02-23?15:11??引用類完成不保存\ImageChange\Properties\Resources.resx

?????文件???????1096??2013-02-23?15:11??引用類完成不保存\ImageChange\Properties\Settings.Designer.cs

?????文件????????249??2013-02-23?15:11??引用類完成不保存\ImageChange\Properties\Settings.settings

?????文件????????922??2013-02-23?17:22??引用類完成不保存\ImageChange.sln

????..A..H.?????18944??2013-03-05?15:23??引用類完成不保存\ImageChange.suo

?????文件??????57856??2013-03-05?15:29??圖像壓縮說明文檔.doc

............此處省略75個文件信息