Method: Mfcc::Calculator#map

Defined in:
lib/mfcc.rb

#map ⇒ Object 



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# File 'lib/mfcc.rb', line 44

def map
  return to_enum(:map) { self.data.size || Float::Infinity } unless block_given?

  data = preemphasis(self.data)

  data = frame(data)

  data = data.map do |frame|
    frame = hamming(frame)
    frame = dft(frame)
    frame = Mfcc.magnitude(frame)
    frame = compress(frame)
    frame = dct(frame)
    yield frame
  end
end