pysptk.sptk.mgc2sp¶
-
pysptk.sptk.
mgc2sp
()¶ Mel-generalized cepstrum transform
Parameters: - ceps : array
Mel-generalized cepstrum.
- alpha : float
All-pass constant. Default is 0.0.
- gamma : float
Gamma. Default is 0.0.
- fftlen : int
FFT length. Default is 256.
Returns: - sp : array, shape (fftlen // 2 + 1)
Complex spectrum
Raises: - ValueError
- if invalid gamma is specified
- if non power of 2 fftlen is specified