diff options
Diffstat (limited to 'power_sequencer/operators/audiosync/mfcc/mfcc.py')
| -rw-r--r-- | power_sequencer/operators/audiosync/mfcc/mfcc.py | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/power_sequencer/operators/audiosync/mfcc/mfcc.py b/power_sequencer/operators/audiosync/mfcc/mfcc.py index d63c3e33..3cb1c7dd 100644 --- a/power_sequencer/operators/audiosync/mfcc/mfcc.py +++ b/power_sequencer/operators/audiosync/mfcc/mfcc.py @@ -1,5 +1,5 @@ # -# Copyright (C) 2016-2019 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors +# Copyright (C) 2016-2020 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors # # This file is part of Power Sequencer. # @@ -16,6 +16,10 @@ # import numpy as np +from scipy.signal import hamming, lfilter +from scipy.fftpack import fft +from scipy.fftpack.realtransforms import dct + from .trfbank import trfbank from .segment_axis import segment_axis @@ -52,10 +56,6 @@ def mfcc(input, nwin=256, nfft=512, fs=16000, nceps=13): spoken sentences", IEEE Trans. Acoustics. Speech, Signal Proc. ASSP-28 (4): 357-366, August 1980.""" - from scipy.signal import hamming, lfilter - from scipy.fftpack import fft - from scipy.fftpack.realtransforms import dct - # MFCC parameters: taken from auditory toolbox over = nwin - 160 # Pre-emphasis factor (to take into account the -6dB/octave rolloff of the |