Utilities

Array operations

frame(y[, frame_length, hop_length])	Slice a time series into overlapping frames.
pad_center(data, size[, axis])	Wrapper for np.pad to automatically center an array prior to padding.
fix_length(data, size[, axis])	Fix the length an array data to exactly size.
normalize(S[, norm, axis, threshold, fill])	Normalize an array along a chosen axis.
tiny(x)	Compute the tiny-value corresponding to an input’s data type.

Input validation

valid_audio(y[, mono])

Validate whether a variable contains valid, mono audio data.