public static ZsImage PyramidDownLab(this ZsImage labImage, bool blur)
{
return(labImage
.FromLabToRgb()
.FromRgbToArgb(Area2D.Create(0, 0, labImage.Width, labImage.Height))
.PyramidDownArgb(blur)
.FromArgbToRgb(new[] { 1.0, 1.0, 1.0 })
.FromRgbToLab());
}
public static ZsImage PyramidUpLab(this ZsImage labImage)
{
labImage = labImage
.FromLabToRgb()
//.FromRgbToArgb()
.ScaleUp2x()
.Filter(GaussianFilter, 5, 5, 4.0 / 16.0)
//.Filter(GaussianFilter3x3, 3, 3)
//.FromArgbToRgb()
.FromRgbToLab();
return(labImage);
}