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.TH "al_set_mixer_postprocess_callback" "3alleg5" "" "Allegro reference manual" ""
.hy
.SH NAME
.PP
al_set_mixer_postprocess_callback - Allegro 5 API
.SH SYNOPSIS
.IP
.nf
\f[C]
#include <allegro5/allegro_audio.h>

bool al_set_mixer_postprocess_callback(ALLEGRO_MIXER *mixer,
   void (*pp_callback)(void *buf, unsigned int samples, void *data),
   void *pp_callback_userdata)
\f[R]
.fi
.SH DESCRIPTION
.PP
Sets a post-processing filter function that\[cq]s called after the
attached streams have been mixed.
The buffer\[cq]s format will be whatever the mixer was created with.
The sample count and user-data pointer is also passed.
.RS
.PP
\f[I]Note:\f[R] The callback is called from a dedicated audio thread.
.RE