free_audio_stream_buffer (3) Linux Manual Page
free_audio_stream_buffer – Tells the audio stream player new data can be played. Allegro game programming library.
Synopsis
#include <allegro.h> void free_audio_stream_buffer(AUDIOSTREAM *stream);
Description
Call this function after get_audio_stream_buffer() returns a non-NULL address, to indicate that you have loaded a new block of samples to that location and the data is now ready to be played. Example:
mem_chunk = get_audio_stream_buffer(buffer);
if (mem_chunk != NULL) {
/* Refill the stream buffer. */
…
free_audio_stream_buffer(buffer);
}