public override void Dither(
	DitheringMethod ditheringMethod,
	int bitsCount,
	IColorPalette customPalette
)

Public Overrides Sub Dither ( 
	ditheringMethod As DitheringMethod,
	bitsCount As Integer,
	customPalette As IColorPalette
)

public:
virtual void Dither(
	DitheringMethod ditheringMethod, 
	int bitsCount, 
	IColorPalette^ customPalette
) override

abstract Dither : 
        ditheringMethod : DitheringMethod * 
        bitsCount : int * 
        customPalette : IColorPalette -> unit 
override Dither : 
        ditheringMethod : DitheringMethod * 
        bitsCount : int * 
        customPalette : IColorPalette -> unit 

[C#]

string dir = "c:\\temp\\";

using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    Aspose.Imaging.FileFormats.Tiff.TiffImage tiffImage = (Aspose.Imaging.FileFormats.Tiff.TiffImage)image;

    // Perform threshold dithering using 4-bit color palette which contains 16 colors.
    // The more bits specified the higher quality and the bigger size of the output image.
    // Note that only 1-bit, 4-bit and 8-bit palettes are supported at the moment.
    tiffImage.Dither(Aspose.Imaging.DitheringMethod.ThresholdDithering, 4, null);

    tiffImage.Save(dir + "sample.ThresholdDithering4.png", new Aspose.Imaging.ImageOptions.PngOptions());
}

using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    Aspose.Imaging.FileFormats.Tiff.TiffImage tiffImage = (Aspose.Imaging.FileFormats.Tiff.TiffImage)image;

    // Perform floyd dithering using 1-bit color palette which contains only 2 colors - black and white.
    // The more bits specified the higher quality and the bigger size of the output image.
    // Note that only 1-bit, 4-bit and 8-bit palettes are supported at the moment.
    tiffImage.Dither(Aspose.Imaging.DitheringMethod.FloydSteinbergDithering, 1, null);

    tiffImage.Save(dir + "sample.FloydSteinbergDithering1.png", new Aspose.Imaging.ImageOptions.PngOptions());
}