Imaging.Library (nuget): PCL Imaging Library for Document Scanning, contains Canny edge detection, Blob counter, quadrilateral transformation and many more.       Check samples in github how to convert from/to pixel map to iOS or Android image.       This package is compatible with the following .net platforms: net45+dnxcore50+win8+Xamarin.Android+Xamarin.iOS+Xamarin.Mac
Keywords: Imaging|Canny|Blob|Quadrilateral|Document|Scan|Houghline|Sobel|Bicubic|Otsu|Threshold