smst.utils.audio module

smst.utils.audio.play_wav(filename)

Plays a wav audio file from system using OS calls.

Parameters:filename – name of file to read

smst.utils.audio.read_wav(filename)

Reads a sound file and converts it to a normalized floating point array.

Parameters:filename – name of file to read Returns:

• fs: sampling rate of file
• x: floating point array

smst.utils.audio.write_wav(y, fs, filename)

Writes a sound file from an array with the sound and the sampling rate. Creates the directory for the file if it does not exist.

Parameters:

• y – floating point array of one dimension
• fs – sampling rate
• filename – name of file to create (can be a path)