public LevelsLinear( )
{
CalculateMap( inRed, outRed, mapRed );
CalculateMap( inGreen, outGreen, mapGreen );
CalculateMap( inBlue, outBlue, mapBlue );
formatTranslations[PixelFormat.Format8bppIndexed] = PixelFormat.Format8bppIndexed;
formatTranslations[PixelFormat.Format24bppRgb] = PixelFormat.Format24bppRgb;
formatTranslations[PixelFormat.Format32bppRgb] = PixelFormat.Format32bppRgb;
formatTranslations[PixelFormat.Format32bppArgb] = PixelFormat.Format32bppArgb;
}