extracts the three color planes (RGB,HSV,or HSL) from an image.
applies a threshold to the three planes of a color image and places the result into an 8-bit image.
classifies colors in a color image.
color segmentation:segments a color image.
learns the content of a region of an image and compares it to the color content of another region.
locates colors in a color image.
checks the presence of a template in the entire color image or in a region of interest.