Class: Blobsterix::Transformations::Impl::AsciiTransformation

Inherits:
Transformation
  • Object
show all
Defined in:
lib/blobsterix/transformation/image_transformation.rb

Instance Method Summary collapse

Methods inherited from Transformation

#to_s

Methods included from Logable

#logger, #logger=

Instance Method Details

#input_type ⇒ Object 



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# File 'lib/blobsterix/transformation/image_transformation.rb', line 272

def input_type()
  @input_type ||= Blobsterix::AcceptType.new "image/*"
end

#is_format? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/blobsterix/transformation/image_transformation.rb', line 268

def is_format?()
  true
end

#name ⇒ Object 



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# File 'lib/blobsterix/transformation/image_transformation.rb', line 264

def name()
  "ascii"
end

#output_type ⇒ Object 



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# File 'lib/blobsterix/transformation/image_transformation.rb', line 276

def output_type()
  @output_type ||= Blobsterix::AcceptType.new "text/plain"
end

#transform(input_path, target_path, value) ⇒ Object

Raises:

  • (StandardError) 


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# File 'lib/blobsterix/transformation/image_transformation.rb', line 280

def transform(input_path, target_path, value)
  raise StandardError.new($?) unless system("convert \"#{input_path}\" jpg:- | jp2a --width=#{value and value.size > 0 ? value : 100} - > \"#{target_path}\"")
end