在线图片服务设计小计

（1）图片处理类库 http://imageresizing.net/docs

（2）asp.net mvc 输出请求图片加缓存

https://github.com/terjetyl/Simple.ImageResizer

https://github.com/terjetyl/Simple.ImageResizer/tree/master/samples/Simple.ImageResizer.MvcDemo

https://github.com/terjetyl/Simple.ImageResizer/blob/master/samples/Simple.ImageResizer.MvcDemo/Controllers/ImagesController.cs

 https://github.com/keyvan/ImageResizer4DotNet/tree/master/ImageResizer4DotNet/ImageResizer4DotNet

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Download()
	{
	new FileInfo(fullQualifiedPathToDll);
	new FileStream(fullQualifiedPathToDll, FileMode.Open);
	}