#!/usr/bin/ruby

require 'vips8'

im = Vips::Image.new_from_file ARGV[0], :access => :sequential

left_text = Vips::Image.text "left corner", :dpi => 300
left = left_text.embed 50, 50, im.width, 150 

right_text = Vips::Image.text "right corner", :dpi => 300
right = right_text.embed im.width - right_text.width - 50, 50, im.width, 150

footer = (left | right).ifthenelse(0, [255, 0, 0], :blend => true)

im = im.insert footer, 0, im.height, :expand => true   

im.write_to_file ARGV[1]