DOKK / manpages / debian 11 / allegro4-doc / get_hardware_volume.3alleg4.en
get_hardware_volume(3alleg4) Allegro manual get_hardware_volume(3alleg4)

get_hardware_volume - Retrieves the hardware sound output volume. Allegro game programming library.

#include <allegro.h>

void get_hardware_volume(int *digi_volume, int *midi_volume);

Retrieves the hardware sound output volume, both for digital samples and MIDI playback, as integers from 0 to 255, or -1 if the information is not available. Parameters digi_volume and midi_volume must be valid pointers to int, or NULL if not interested in specific value.

set_hardware_volume(3alleg4), get_volume(3alleg4)

version 4.4.3 Allegro