public void Contrast(bool enhance)
{
IntPtr exception = IntPtr.Zero;
#if ANYCPU
if (NativeLibrary.Is64Bit)
#endif
#if WIN64 || ANYCPU
NativeMethods.X64.MagickImage_Contrast(Instance, enhance, out exception);
#endif
#if ANYCPU
else
#endif
#if !WIN64 || ANYCPU
NativeMethods.X86.MagickImage_Contrast(Instance, enhance, out exception);
#endif
CheckException(exception);
}
public void ContrastStretch(double blackPoint, double whitePoint, Channels channels)