Method outline

ij/src/main/java/ij/plugin/filter/Binary.java:170–174

(ImageProcessor ip)

    }
    
    void outline(ImageProcessor ip) {
        if (Prefs.blackBackground) ip.invert();
        ((ByteProcessor)ip).outline();
        if (Prefs.blackBackground) ip.invert();
    }

    void median(ImageProcessor ip) {
    	ip.resetThreshold();