test_gen_spec.py 文件源码

def recons_spec_phase(Sxx_r, phase):
    Sxx_r = np.sqrt(10**Sxx_r)
    R = np.multiply(Sxx_r , phase)
    result = librosa.istft(R,
                     hop_length=256,
                     win_length=512,
                     window=scipy.signal.hamming)
    return result