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A tecnique to convert 'System::String' to 'char*' in MC++

OpenCV means Open Source Computer Vision Library. It is a collection of C functions and a few C++ classes that implement many popular Image Processing and Computer Vision algorithms.

If you create a DLL that using runtime library then DLL's client application must load required runtime library. If runtime libs loaded by client application aren't same than required by your DLL you will have "unable to run your application. MSVCR80 was not found...."

This page describes how to use Image::FromFile methods to read image form file and howto gain fast access to its pixel using Bitmap::LockBits in VisualStudio. Example code and performance test are shown. Finally, above performace are compared to C++ native CBitmap class.