Ejemplos de DoubleButterworthLowPassFilter.get_coefficients_in en Python

Ejemplo n.º 1

Archivo: butterworth.py Proyecto: Ravirael/AudioTK

def filter_low(input):
  import numpy as np
  output = np.zeros(input.shape, dtype=np.float64)

  infilter = DoubleInPointerFilter(input, False)
  infilter.set_input_sampling_rate(48000)
  lowpassfilter = DoubleButterworthLowPassFilter()
  lowpassfilter.set_input_sampling_rate(48000)
  lowpassfilter.set_cut_frequency(1000)
  lowpassfilter.set_order(5)
  lowpassfilter.set_input_port(0, infilter, 0)
  print lowpassfilter.get_coefficients_in()
  print lowpassfilter.get_coefficients_out()
  outfilter = DoubleOutPointerFilter(output, False)
  outfilter.set_input_sampling_rate(48000)
  outfilter.set_input_port(0, lowpassfilter, 0)
  outfilter.process(input.shape[1])
  return output

Ejemplo n.º 2

Archivo: butterworth.py Proyecto: felipebetancur/AudioTK

def filter_low(input):
    import numpy as np
    output = np.zeros(input.shape, dtype=np.float64)

    infilter = DoubleInPointerFilter(input, False)
    infilter.set_input_sampling_rate(48000)
    lowpassfilter = DoubleButterworthLowPassFilter()
    lowpassfilter.set_input_sampling_rate(48000)
    lowpassfilter.set_cut_frequency(1000)
    lowpassfilter.set_order(5)
    lowpassfilter.set_input_port(0, infilter, 0)
    print lowpassfilter.get_coefficients_in()
    print lowpassfilter.get_coefficients_out()
    outfilter = DoubleOutPointerFilter(output, False)
    outfilter.set_input_sampling_rate(48000)
    outfilter.set_input_port(0, lowpassfilter, 0)
    outfilter.process(input.shape[1])
    return output