imagej macro to create an animation with Hue rotation on a rgb image

RGBroll.ijm

//heavily inspired by Jerome Mutterer at https://gist.github.com/mutterer/883b32fb4dd7d9bcbd9a1ee32f1a2fd9
//Thanks!
macro "RGBroll"{
    hues=30;
    setBatchMode(1);
    run("Duplicate...","title=temp");
    run("Size...", "width="+Image.width+" height="+Image.height+" depth="+hues+" constrain average interpolation=Bilinear");
    run("HSB Stack");
    Stack.getDimensions(width, height, channels, slices, frames);
    Stack.setChannel(1);
    for(i=1; i<=slices; i++) {
                showProgress(i, hues);
          Stack.setSlice(i);
          run("Macro...", "code=v=(v+"+i*256/hues+")%256 slice");
    }
    run("RGB Color", "slices keep");
    setOption("Changes", 0);
    run("Animation Options...", "speed=15 start");
    setBatchMode(0);
}