c# jpg图片转换成 bmp格式 实例

        private void buttonConvert_Click(object sender, EventArgs e)
        {
            if (comboBox.SelectedItem == null)							//如果没有选定项
            {
                return;											//退出本次操作
            }
            else
            {
                SaveFileDialog saveFileDialog = new SaveFileDialog();		//实例化SaveFileDialog类
                saveFileDialog.Title = "转化为:";						//设置“另存为”对话框的题标
                saveFileDialog.OverwritePrompt = true;					//如果文件名存在则提示
                saveFileDialog.CheckPathExists = true; 					//如果文件的路径不存在则提示
                saveFileDialog.Filter = comboBox.Text   "|"   comboBox.Text;	//设置文件类型
                if (saveFileDialog.ShowDialog() == DialogResult.OK)		//打开“另存为”对话框
                {
                    string fileName = saveFileDialog.FileName;			//获取另存为文件的路径及名称
                    bitmap.Save(fileName, ImageFormat.Bmp); 			//调用Save方法将图片保存为Bmp格式
                    FileInfo f = new FileInfo(fileName);					//实例化FileInfo类
                    this.Text = "图像转换:"   f.Name;					//设置窗体标题栏
                    label1.Text = f.Name;
                }
            }
        }

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资源文件列表

JPGChangeBMP.sln , 926
JPGChangeBMP.suo , 18944
JPGChangeBMP/bin/Debug/JPGChangeBMP.exe , 11776
JPGChangeBMP/bin/Debug/JPGChangeBMP.pdb , 24064
JPGChangeBMP/Frm_Main.cs , 4038
JPGChangeBMP/Frm_Main.designer.cs , 7110
JPGChangeBMP/Frm_Main.resx , 5814
JPGChangeBMP/JPGChangeBMP.csproj , 4028
JPGChangeBMP/obj/Debug/DesignTimeResolveAssemblyReferences.cache , 789
JPGChangeBMP/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache , 7164
JPGChangeBMP/obj/Debug/JPGChangeBMP.csproj.FileListAbsolute.txt , 3817
JPGChangeBMP/obj/Debug/JPGChangeBMP.csproj.GenerateResource.Cache , 850
JPGChangeBMP/obj/Debug/JPGChangeBMP.csprojResolveAssemblyReference.cache , 1757
JPGChangeBMP/obj/Debug/JPGChangeBMP.exe , 11776
JPGChangeBMP/obj/Debug/JPGChangeBMP.Frm_Main.resources , 180
JPGChangeBMP/obj/Debug/JPGChangeBMP.pdb , 24064
JPGChangeBMP/obj/Debug/JPGChangeBMP.Properties.Resources.resources , 180
JPGChangeBMP/obj/Debug/TempPE/Properties.Resources.Designer.cs.dll , 4608
JPGChangeBMP/Program.cs , 496
JPGChangeBMP/Properties/AssemblyInfo.cs , 1356
JPGChangeBMP/Properties/Resources.Designer.cs , 2864
JPGChangeBMP/Properties/Resources.resx , 5612
JPGChangeBMP/Properties/Settings.Designer.cs , 1112
JPGChangeBMP/Properties/Settings.settings , 249