audioflux.utils.mag_to_abs_db

audioflux.utils.mag_to_abs_db(X, fft_length=4096, is_norm=False, min_db=-80)

Convert magnitude spectrogram to absolute decibel(dB) spectrogram

Parameters
X: np.ndarray [shape=(…, fre, time)]

Input array

fft_length: int

fft length

is_norm: bool

Whether to use normalization

min_db: float

Minimum dB. Values smaller than min_db will be set to min_db

Returns
out: np.ndarray [shape=(…, fre, time)]

absolute dB array