audiofile forceplay - part-cw/lambdanative GitHub Wiki

(audiofile-forceplay id)

audiofile-play plays a sound file with the given id, which must be a value returned from audiofile-load. This function will unmute the device before playing so please use wisely, e.g. only to play alarm sounds of highest priority.

Parameter Description
id id returned by (audiofile-load file)

Example

Example 1: Play a sound even if device is muted, here an emergency alarm in a medical application.

(audiofile-init)
(set! audio:emergency (audiofile-load "Emergency"))
(audiofile-forceplay audio:emergency)