Audio Processing
Converts audio data from linear to mu-law.
Converts audio data from linear to mu-law.
Loads audio data from the file `NAME.
Saves a vector X of audio data to the file `NAME.
Plays the audio file `NAME.
Records SEC seconds of audio input into the vector X.
Execute the shell command `mixer [W_TYPE [, VALUE]]'
Load the RIFF/WAVE sound file FILENAME, and return the samples in
vector Y.
Write Y to the canonical RIFF/WAVE sound file FILENAME with sample rate
FS and bits per sample BITS.