Class ColorImageComparator

  • All Implemented Interfaces:
    ImageComparator

    public class ColorImageComparator
    extends StrictImageComparator
    Compares two images with color mapping defined by ColorModel implementation.
    Author:
    Alexandre Iline (alexandre.iline@sun.com)
    • Constructor Detail

      • ColorImageComparator

        public ColorImageComparator​(ColorImageComparator.ColorMap map)
        Creates a comparator with a color maps. Object created by this constructor behaves like StrictImageComparator. Object created works faster because it does not create intermediate images for another comparator.
        Parameters:
        map - Map applied to both left and right images during comparision.
      • ColorImageComparator

        public ColorImageComparator​(ColorImageComparator.ColorMap map,
                                    ImageComparator subComparator)
        Creates a comparator with map color mapping. Actual comparision perfomed by comparator parameter.
        Parameters:
        map - Map applied to both left and right images during comparision.
        subComparator - comporator to perform a comparision of to images with mapped colors.
      • ColorImageComparator

        public ColorImageComparator​(ColorImageComparator.ColorMap leftMap,
                                    ColorImageComparator.ColorMap rightMap)
        Creates a comparator with two color maps. Object created by this constructor behaves like StrictImageComparator. Object created works faster because it does not create intermediate images for another comparator.
        Parameters:
        leftMap - Map applied to the left image during comparision.
        rightMap - Map applied to the right image during comparision.
      • ColorImageComparator

        public ColorImageComparator​(ColorImageComparator.ColorMap leftMap,
                                    ColorImageComparator.ColorMap rightMap,
                                    ImageComparator subComparator)
        Creates a comparator with two color maps. Actual comparision perfomed by comparator parameter.
        Parameters:
        leftMap - Map applied to the left image during comparision.
        rightMap - Map applied to the right image during comparision.
        subComparator - comporator to perform a comparision of to images with mapped colors.
    • Method Detail

      • compare

        public boolean compare​(BufferedImage image1,
                               BufferedImage image2)
        Compares images by ImageComparator passed into constructor, or itself if no ImageComparator was passed, processing both images by ColorMap instance before comparision.
        Specified by:
        compare in interface ImageComparator
        Overrides:
        compare in class StrictImageComparator
        Parameters:
        image1 - an image to compare.
        image2 - an image to compare.
        Returns:
        True if all the pixels match, false otherwise.
      • compareColors

        protected final boolean compareColors​(int rgb1,
                                              int rgb2)
        Description copied from class: StrictImageComparator
        Could be used to override the way of comparing colors.
        Overrides:
        compareColors in class StrictImageComparator
        Parameters:
        rgb1 - a color to compare.
        rgb2 - a color to compare.
        Returns:
        true if colors are equal.