aggregator.rb

# vim:fileencoding=utf-8
require 'cgi'
require 'rubygems'
require 'rmagick'
require 'haml'

module Jigokuno
  class Aggregator
    def initialize(directory)
      @directory = directory
    end

    def create_view
      haml =<<HAML
%html
  %head
    %title 忙しい人のための『地獄のミサワの「女に惚れさす名言集」』
  %body
    - Dir.glob("#{@directory}/*_*.gif").each do |file|
      %img{:src => CGI.escape(File.basename(file))}
HAML
      engine = Haml::Engine.new(haml)
      open('%s/index.html' % @directory,'w') do |file|
        file.puts engine.render
      end
    end

    def convert
      all = Magick::ImageList.new
      Dir.glob('images/*.gif').group_by {|file|
        File.basename(file,".*").split('_').last
      }.each{|key,files|
        list = Magick::ImageList.new
        files.each{|file|
          image = Magick::Image.read(file)[0].resize(240,320)
          if image.alpha?
            image.matte = false
          end
          all << image
          list << image
        }
        if files.size > 2
          yield list, '%s/%s_%s.gif' % [@directory,key,files.size]
        end
      }
      yield all, '%s/all.gif' % @directory
    end
  end
end

animate.rb

# vim:fileencoding=utf-8
require_relative 'aggregator'

directory = "animate"
Dir.mkdir directory unless File.exist? directory

aggregator = Jigokuno::Aggregator.new(directory)
aggregator.convert do |imageList,file|
  puts file
  imageList.iterations = 0
  imageList.write(file)
end
aggregator.create_view

average.rb

# vim:fileencoding=utf-8
require_relative 'aggregator'

directory = "average"
Dir.mkdir directory unless File.exist? directory

aggregator = Jigokuno::Aggregator.new(directory)
aggregator.convert do |imageList,file|
  puts file
  imageList.average.write(file)
end
aggregator.create_view