ref: 9906b3f3f22649481dc60d3bcefedea5440225b3
dir: /interfaces/python/demo_filterbank.py/
from aubio import filterbank, fvec f = filterbank(9, 1024) freq_list = [60, 80, 200, 400, 800, 1600, 3200, 6400, 12800, 15000, 24000] freqs = fvec(freq_list) f.set_triangle_bands(freq_list, 48000) f.get_coeffs().T from pylab import loglog, show loglog(f.get_coeffs().T, '+-') show()