1 /* FluidSynth - A Software Synthesizer
2  *
3  * Copyright (C) 2003  Peter Hanappe and others.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public License
7  * as published by the Free Software Foundation; either version 2 of
8  * the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public
16  * License along with this library; if not, write to the Free
17  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18  * 02110-1301, USA
19  */
20 
21 
22 #ifndef _FLUID_RVOICE_MIXER_H
23 #define _FLUID_RVOICE_MIXER_H
24 
25 #include "fluidsynth_priv.h"
26 #include "fluid_rvoice.h"
27 #include "fluid_ladspa.h"
28 
29 typedef struct _fluid_rvoice_mixer_t fluid_rvoice_mixer_t;
30 
31 #define FLUID_MIXER_MAX_BUFFERS_DEFAULT (8192/FLUID_BUFSIZE)
32 
33 
34 void fluid_rvoice_mixer_set_finished_voices_callback(
35   fluid_rvoice_mixer_t* mixer,
36   void (*func)(void*, fluid_rvoice_t*),
37   void* userdata);
38 
39 
40 int fluid_rvoice_mixer_render(fluid_rvoice_mixer_t* mixer, int blockcount);
41 int fluid_rvoice_mixer_get_bufs(fluid_rvoice_mixer_t* mixer,
42 				  fluid_real_t*** left, fluid_real_t*** right);
43 
44 fluid_rvoice_mixer_t* new_fluid_rvoice_mixer(int buf_count, int fx_buf_count,
45 					     fluid_real_t sample_rate);
46 
47 void delete_fluid_rvoice_mixer(fluid_rvoice_mixer_t*);
48 
49 void fluid_rvoice_mixer_set_samplerate(fluid_rvoice_mixer_t* mixer, fluid_real_t samplerate);
50 void fluid_rvoice_mixer_set_reverb_enabled(fluid_rvoice_mixer_t* mixer, int on);
51 void fluid_rvoice_mixer_set_chorus_enabled(fluid_rvoice_mixer_t* mixer, int on);
52 void fluid_rvoice_mixer_set_mix_fx(fluid_rvoice_mixer_t* mixer, int on);
53 int fluid_rvoice_mixer_set_polyphony(fluid_rvoice_mixer_t* handler, int value);
54 int fluid_rvoice_mixer_add_voice(fluid_rvoice_mixer_t* mixer, fluid_rvoice_t* voice);
55 void fluid_rvoice_mixer_set_chorus_params(fluid_rvoice_mixer_t* mixer, int set,
56 				         int nr, double level, double speed,
57 				         double depth_ms, int type);
58 void fluid_rvoice_mixer_set_reverb_params(fluid_rvoice_mixer_t* mixer, int set,
59 					 double roomsize, double damping,
60 					 double width, double level);
61 void fluid_rvoice_mixer_reset_fx(fluid_rvoice_mixer_t* mixer);
62 void fluid_rvoice_mixer_reset_reverb(fluid_rvoice_mixer_t* mixer);
63 void fluid_rvoice_mixer_reset_chorus(fluid_rvoice_mixer_t* mixer);
64 
65 void fluid_rvoice_mixer_set_threads(fluid_rvoice_mixer_t* mixer, int thread_count,
66 				    int prio_level);
67 
68 #ifdef LADSPA
69 void fluid_rvoice_mixer_set_ladspa(fluid_rvoice_mixer_t* mixer,
70 				   fluid_LADSPA_FxUnit_t* ladspa);
71 #endif
72 
73 #endif
74 
75