Perform an operation on a sequence of images. The example creates an array of images and passes the entire array to the stdfilt function to perform standard deviation filtering on each image
Write image data from the MATLAB workspace to a file in one of the supported graphics file formats using the imwrite function.
To read image data from a graphics file into the MATLAB workspace using the imread function.
When you use rgb2ind or imapprox to reduce the number of colors in an image, the resulting image might look inferior to the original, because some of the colors are lost. rgb2ind and imapprox
To further illustrate the concept of the three separate color planes used in a truecolor image, this example creates a simple image containing uninterrupted areas of red, green, and blue,
Use color space conversion to determine if an L*a*b* value is in the RGB gamut. The set of colors that can be represented using a particular color space is called its gamut . Some L*a*b* color