montreal_forced_aligner.features.processing.mfcc(mfcc_directory, num_jobs, feature_config)[source]

Multiprocessing function that converts wav files into MFCCs

See and for more details on how MFCCs are computed.

Also see for the bash script this function was based on.

mfcc_directory : str

Directory to save MFCC feature matrices

num_jobs : int

The number of processes to use in calculation

feature_config : FeatureConfig

Configuration object for generating MFCCs


If the files per speaker exceeds the number of files that are allowed to be open on the computer (for Unix-based systems)