Contents

module Gif2lgtm
  module Main
    module_function

    def start(image_path)
      gif = compsite!(image_path)
      create!(gif, image_path)
    end

    def compsite!(image_path)
      gif                = Magick::ImageList.new
      images             = Magick::ImageList.new(image_path)
      original_size_lgtm = Magick::ImageList.new('images/lgtm.png')
      lgtm               = original_size_lgtm.resize_to_fit(images.first.columns, images.first.rows)

      images.each do |image|
        blob  = Magick::Image.from_blob(image.to_blob)[0]
        image = blob.composite(
          lgtm,
          Magick::CenterGravity,
          Magick::OverCompositeOp
        )
        gif.push(image)
      end

      gif
    end

    def create!(gif, image_path)
      gif.iterations = 0
      random         = SecureRandom.hex(5)
      dir_path       = File.dirname(image_path)
      result_path    = "#{dir_path}/lgtm_#{random}_#{File.basename(image_path)}"

      gif.optimize_layers(Magick::OptimizeLayer).write(result_path)
      puts <<~MESSAGE
        =======================================================
        Lgtm created. path: #{result_path}
        =======================================================

      MESSAGE
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
gif2lgtm-1.0.0	lib/gif2lgtm/main.rb