class Wraith::Thumbnails
Attributes
wraith[R]
Public Class Methods
new(config)
click to toggle source
# File lib/wraith/thumbnails.rb, line 9 def initialize(config) @wraith = Wraith::Wraith.new(config) end
Public Instance Methods
generate_thumbnails()
click to toggle source
# File lib/wraith/thumbnails.rb, line 13 def generate_thumbnails files = Dir.glob("#{wraith.directory}/*/*.png") Parallel.each(files, :in_processes => Parallel.processor_count) do |filename| new_name = filename.gsub(/^#{wraith.directory}/, "#{wraith.directory}/thumbnails") thumbnail_image(filename, new_name) end end
thumbnail_image(png_path, output_path)
click to toggle source
# File lib/wraith/thumbnails.rb, line 22 def thumbnail_image(png_path, output_path) unless File.directory?(File.dirname(output_path)) FileUtils.mkdir_p(File.dirname(output_path)) end `convert #{png_path.shellescape} -thumbnail 200 -crop #{wraith.thumb_width.to_s}x#{wraith.thumb_height.to_s}+0+0 #{output_path.shellescape}` end