image_converter & caption!

image_converter.rb

require 'RMagick'
include Magick

def image_reformatting(input_image)
  img = Magick::Image.read(input_image)[0]

  img.format = "png"
  img.write("format.png")

  text = Draw.new

  img.annotate(text, 0,0,0,0, "Puppies code on the weekend too."){
    text.gravity = Magick::SouthGravity
    text.pointsize = 28
    text.fill = "#FFFF"
  }

img.write("changed.png")

end

image_reformatting("puppies.jpg")