wpf 实时毛玻璃 live blur 效果

wpf 实现实时毛玻璃（live blur）效果

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Windows;

namespace WpfApplication1
{
    /// 

    /// App.xaml 的交互逻辑
    /// 

    public partial class App : Application
    {
        public App（）
        {
           
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2014-10-06 12:09  WpfApplication1\
     文件         259  2014-10-05 20:08  WpfApplication1\App.xaml
     文件         368  2014-09-15 17:57  WpfApplication1\App.xaml.cs
     文件        2914  2014-10-06 11:14  WpfApplication1\BlurMask.cs
     文件        1048  2014-10-06 12:09  WpfApplication1\MainWindow.xaml
     文件        4661  2014-10-06 11:03  WpfApplication1\MainWindow.xaml.cs
     目录           0  2014-09-15 17:43  WpfApplication1\Properties\
     文件        2211  2014-09-13 11:58  WpfApplication1\Properties\AssemblyInfo.cs
     文件        2882  2014-09-13 11:58  WpfApplication1\Properties\Resources.Designer.cs
     文件        5612  2014-09-13 11:58  WpfApplication1\Properties\Resources.resx
     文件        1102  2014-09-13 11:58  WpfApplication1\Properties\Settings.Designer.cs
     文件         201  2014-09-13 11:58  WpfApplication1\Properties\Settings.settings
     文件        4916  2014-10-06 12:09  WpfApplication1\WpfApplication1.csproj
     文件         228  2014-10-05 16:30  WpfApplication1\WpfApplication1.csproj.user
     文件         998  2014-10-05 00:32  WpfApplication1\WpfApplication1.sln
     文件       72192  2014-10-06 01:21  WpfApplication1\WpfApplication1.v12.suo
     目录           0  2014-10-06 12:09  WpfApplication1\obj\
     文件      437074  2014-10-06 11:13  WpfApplication1\pic1.jpg
     文件      595284  2009-07-14 13:32  WpfApplication1\pic2.jpg
     文件       67339  2014-10-06 11:13  WpfApplication1\pic3.jpg