ref: 1ebf8770a9d9c89d88cdef157b876e8d2071bcdd
dir: /interfaces/python/demo_filterbank.py/
#! /usr/bin/python try: from aubio import filterbank, fvec except ImportError: import localaubio 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(freqs, 48000) from pylab import loglog, show loglog(f.get_coeffs().T, '+-') show()