convert an image to c array

image_to_array.rb

//Convert the 128x128 image with:
// convert image.jpg image.rgb

res=128
img_file = File.open(ARGV[0],'r')

puts "static char image[#{res*res}] = { "
img_file.bytes.each_slice(res) do |l|
  puts "  #{l.join(',')}"
end
puts "}"