Method scale

ij/src/main/java/ij/plugin/LUT_Editor.java:332–341

(byte[] reds, byte[] greens, byte[] blues, int newSize)

    }

    void scale(byte[] reds, byte[] greens, byte[] blues, int newSize) {
        if (newSize==mapSize)
            return;
        else if (newSize<mapSize || scaleMethod.equals(choices[0]))
            scaleUsingReplication(reds, greens, blues, newSize);
        else if (scaleMethod.equals(choices[1]))
            scaleUsingInterpolation(reds, greens, blues, newSize);
        else
             scaleUsingSplineFitting(reds, greens, blues, newSize);
    }

    void scaleUsingReplication(byte[] reds, byte[] greens, byte[] blues, int newSize) {
        byte[] reds2 = new byte[256];