AR Script: Resolution to centimeters

if (item.exifToolValue("ResolutionUnit") == "inches") {
  return item.name + String((ExifInt("ImageWidth") / ExifInt("XResolution") * 2.54).toFixed(2)) + "x" + String((ExifInt("ImageHeight") / ExifInt("YResolution") * 2.54).toFixed(2));
}
else
{return item.name}

function ExifInt(tag) {
  return parseInt(item.exifToolValue(tag))
}