Raster Images:
Image Processing
Doing Color Expansion or Reduction
Automated color reduction:
PaintDither property
General color expansion or reduction:
ColorHalfTone method
ColorRes method
ColorResList method
ConvertSignedToUnsigned method
HalfTonePattern method
Pointillist method
Support for dithering to a custom palette:
UserPalette property
Specialized color expansion or reduction:
AutoBinary method
ChannelMix method
ColorizeGray method
ConvertToColoredGray method
Desaturate method
DynamicBinary method
GrayColorBlue property
GrayColorCount property
GrayColorGreen property
GrayColorRed property
GrayColorThreshold property
Grayscale method
GrayscaleExt method
GrayScaleToDuotone method
GrayScaleToMultitone method
Halftone method
IsGrayscale property
SampleTarget method
Segment method
SelectData method
ShiftData method