Helper function to write stereo audio to a WAV file.
Usage
save_wav(samples, path, rate = 44100L)
Arguments
- samples
A matrix of double values.
Values need to be between -1 and +1. The matrix needs to have
2 rows. One for each channel.
- path
Path of the file where the audio needs to be stored
- rate
Sample rate. Defaults to 44100L
