al_set_audio_stream_speed - Man Page

#include <allegro5/allegro_audio.h>

bool al_set_audio_stream_speed(ALLEGRO_AUDIO_STREAM *stream, float val)

Set the relative playback speed of the stream. 1.0 means normal speed.

Return true on success, false on failure. Will fail if the audio stream is attached directly to a voice.

al_get_audio_stream_speed(3).

al_get_audio_stream_speed(3).