Class: Wraith::Thumbnails
- Inherits:
-
Object
- Object
- Wraith::Thumbnails
- Defined in:
- lib/wraith/thumbnails.rb
Instance Attribute Summary collapse
-
#wraith ⇒ Object
readonly
Returns the value of attribute wraith.
Instance Method Summary collapse
- #generate_thumbnails ⇒ Object
-
#initialize(config) ⇒ Thumbnails
constructor
A new instance of Thumbnails.
- #thumbnail_image(png_path, output_path) ⇒ Object
Constructor Details
#initialize(config) ⇒ Thumbnails
Returns a new instance of Thumbnails.
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# File 'lib/wraith/thumbnails.rb', line 7 def initialize(config) @wraith = Wraith::Wraith.new(config) end |
Instance Attribute Details
#wraith ⇒ Object (readonly)
Returns the value of attribute wraith.
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# File 'lib/wraith/thumbnails.rb', line 5 def wraith @wraith end |
Instance Method Details
#generate_thumbnails ⇒ Object
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# File 'lib/wraith/thumbnails.rb', line 11 def generate_thumbnails puts 'Generating 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) ⇒ Object
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# File 'lib/wraith/thumbnails.rb', line 22 def thumbnail_image(png_path, output_path) `convert #{png_path} -thumbnail 200 -crop 200x200+0+0 #{output_path}` end |