Opencvsharp将WriteableBitmap转换为Mat

 1.需要先从nuget安装OpenCvSharp.WpfExtensions

using OpenCvSharp.WpfExtensions;

           Mat mat = new Mat(@"D:\easyboot\work\bg08.jpg");
            Mat img = WriteableBitmapConverter.ToMat(map);  //BitmapConverter.ToMat(bp1);