WPF调用摄像头拍照预览

WPF调用摄像头拍照，预览，保存图片，重拍

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

namespace TakePhotos
{
    /// 

    /// App.xaml 的交互逻辑
    /// 

    public partial class App : Application
    {
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        321  2013-05-28 11:16  TakePhotos\TakePhotos\App.xaml

     文件        306  2013-05-28 11:16  TakePhotos\TakePhotos\App.xaml.cs

     文件      12288  2015-03-18 10:11  TakePhotos\TakePhotos\bin\Debug\TakePhotos.exe

     文件      26112  2015-03-18 10:11  TakePhotos\TakePhotos\bin\Debug\TakePhotos.pdb

     文件      22984  2015-03-18 10:11  TakePhotos\TakePhotos\bin\Debug\TakePhotos.vshost.exe

     文件        490  2013-06-18 20:28  TakePhotos\TakePhotos\bin\Debug\TakePhotos.vshost.exe.manifest

     文件     534016  2013-05-28 14:22  TakePhotos\TakePhotos\bin\Debug\WPFMediaKit.dll

     文件     190976  2015-03-17 19:58  TakePhotos\TakePhotos\bin\Debug.rar

     文件     534016  2013-05-28 14:22  TakePhotos\TakePhotos\DLL\WPFMediaKit.dll

     文件        970  2015-03-17 19:57  TakePhotos\TakePhotos\MainWindow.xaml

     文件       2820  2015-03-18 10:10  TakePhotos\TakePhotos\MainWindow.xaml.cs

     文件       2316  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\App.g.cs

     文件       2316  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\App.g.i.cs

     文件      26068  2013-06-26 16:44  TakePhotos\TakePhotos\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache

     文件       7453  2015-03-17 19:57  TakePhotos\TakePhotos\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件        164  2013-06-26 16:51  TakePhotos\TakePhotos\obj\x86\Debug\GenerateResource.read.1.tlog

     文件        384  2013-06-26 16:51  TakePhotos\TakePhotos\obj\x86\Debug\GenerateResource.write.1.tlog

     文件       1758  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\MainWindow.baml

     文件       5968  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\MainWindow.g.cs

     文件       5968  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\MainWindow.g.i.cs

     文件       3475  2013-06-26 16:36  TakePhotos\TakePhotos\obj\x86\Debug\PhotosCtl.baml

     文件       8060  2013-06-26 16:36  TakePhotos\TakePhotos\obj\x86\Debug\PhotosCtl.g.cs

     文件       8060  2013-06-26 16:49  TakePhotos\TakePhotos\obj\x86\Debug\PhotosCtl.g.i.cs

     文件       4251  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos.csproj.FileListAbsolute.txt

     文件        917  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos.csproj.GenerateResource.Cache

     文件      12288  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos.exe

     文件       1986  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos.g.resources

     文件      26112  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos.pdb

     文件        180  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos.Properties.Resources.resources

     文件        531  2015-03-18 10:11  TakePhotos\TakePhotos\obj\x86\Debug\TakePhotos_Content.g.cs

............此处省略28个文件信息