Method: PDF::Reader::Stream#unfiltered_data

Defined in:
lib/pdf/reader/stream.rb

#unfiltered_data ⇒ Object

apply this streams filters to its data and return the result.



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# File 'lib/pdf/reader/stream.rb', line 49

def unfiltered_data
  return @udata if @udata
  @udata = data.dup

  if hash.has_key?(:Filter)
    options = []

    if hash.has_key?(:DecodeParms)
      if hash[:DecodeParms].is_a?(Hash)
        options = [hash[:DecodeParms]]
      else
        options = hash[:DecodeParms]
      end
    end

    Array(hash[:Filter]).each_with_index do |filter, index|
      @udata = Filter.with(filter, options[index] || {}).filter(@udata)
    end
  end
  @udata
end