C# (CSharp) NativeROI примеры использования

Пример #1

 private static extern IntPtr openalpr_recognize_encodedimage(IntPtr instance, IntPtr bytes, long length, NativeROI roi);

Пример #2

 private static extern IntPtr openalpr_recognize_rawimage(IntPtr instance, IntPtr pixelData, int bytesPerPixel, int imgWidth, int imgHeight, NativeROI roi);