Creates a gif based on images.

gif.rb

require 'optparse'
require 'rmagick'


options = {}
OptionParser.new do |opts|
    opts.banner = "Usage: gify image1.jpg image2.jpg"

    opts.on("-v", "--verbose", "Run verbosely") do |v|
        options[:verbose] = v
    end

    opts.on('-d', '--directory', "Turn the images from a directory into a gif.") do |d|
        options[:directory] = d
    end

end.parse!

if !options[:directory]
    return if ARGV.size == 0
    anim = Magick::ImageList.new(*ARGV)
    anim.delay = 20
    anim.each {|img| img.resize!(200, 200); img.rotate!(180)}
    anim.write('awesome.gif')
else 
    anim = Magick::ImageList.new(*Dir.glob(ARGV.first + '*.JPG'))
    anim.delay = 20
    anim.each{|img| img.resize!(200, 200); img.rotate!(180)}
    anim.write('awesome.gif')
end