to_feed

# File lib/rss/maker/0.9.rb, line 224
        def to_feed(rss)
          image = Rss::Channel::Image.new
          set = setup_values(image)
          if set
            image.link = link
            rss.channel.image = image
            set_parent(image, rss.channel)
            setup_other_elements(rss, image)
          elsif required_element?
            raise NotSetError.new("maker.image", not_set_required_variables)
          end
        end