Image Processing Toolbox User's Guide Previous page   Next Page


This chapter describes the toolbox functions that help you work with color image data. Note that "color" includes shades of gray; therefore much of the discussion in this chapter applies to grayscale images as well as color images.
Working with Different Screen Bit Depths
Describes how to determine the screen bit depth of your system and provides recommendations if you can change the bit depth
Reducing the Number of Colors in an Image
Describes how to use imapprox and rgb2ind to reduce the number of colors in an image, including information about dithering
Converting Color Data Between Color Spaces
Defines the concept of image color space and describes how to convert images between color spaces

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