// "HueRotation" // This macro rotates the hue values of // an RGB image by a specified angle. // Author: Jerome Mutterer if (bitDepth!=24) exit("This macro requires an RGB image"); v=getNumber("Hue Rotation (0-360¡)",30); if (v<0) v=360-v; v=v/360*255; setBatchMode(true); run("Select None"); run("Duplicate...", "title=copy_"+getTitle()); run("HSB Stack"); t=getTitle(); run("Duplicate...", "title=hue"); run("16-bit"); run("Add...", "value="+v); for (i=1; i<=v; i++) changeValues (255+i, 255+i, i); setMinAndMax(0, 255); run("8-bit"); run("Select All"); run("Copy"); selectWindow(t); run("Paste"); run("RGB Color"); run("Select None"); setBatchMode(false);