Commit | Line | Data |
---|---|---|
3719602c PC |
1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (audio_mixer.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef __LIBRETRO_SDK_AUDIO_MIXER__H | |
24 | #define __LIBRETRO_SDK_AUDIO_MIXER__H | |
25 | ||
26 | #include <stdint.h> | |
27 | #include <stddef.h> | |
28 | #include <stdlib.h> | |
29 | ||
30 | #ifdef HAVE_CONFIG_H | |
31 | #include "config.h" | |
32 | #endif | |
33 | ||
34 | #include <boolean.h> | |
35 | #include <retro_common_api.h> | |
36 | ||
37 | #include <audio/audio_resampler.h> | |
38 | ||
39 | RETRO_BEGIN_DECLS | |
40 | ||
41 | enum audio_mixer_type | |
42 | { | |
43 | AUDIO_MIXER_TYPE_NONE = 0, | |
44 | AUDIO_MIXER_TYPE_WAV, | |
45 | AUDIO_MIXER_TYPE_OGG, | |
46 | AUDIO_MIXER_TYPE_MOD, | |
47 | AUDIO_MIXER_TYPE_FLAC, | |
48 | AUDIO_MIXER_TYPE_MP3 | |
49 | }; | |
50 | ||
51 | typedef struct audio_mixer_sound audio_mixer_sound_t; | |
52 | typedef struct audio_mixer_voice audio_mixer_voice_t; | |
53 | ||
54 | typedef void (*audio_mixer_stop_cb_t)(audio_mixer_sound_t* sound, unsigned reason); | |
55 | ||
56 | /* Reasons passed to the stop callback. */ | |
57 | #define AUDIO_MIXER_SOUND_FINISHED 0 | |
58 | #define AUDIO_MIXER_SOUND_STOPPED 1 | |
59 | #define AUDIO_MIXER_SOUND_REPEATED 2 | |
60 | ||
61 | void audio_mixer_init(unsigned rate); | |
62 | ||
63 | void audio_mixer_done(void); | |
64 | ||
65 | audio_mixer_sound_t* audio_mixer_load_wav(void *buffer, int32_t size, | |
66 | const char *resampler_ident, enum resampler_quality quality); | |
67 | audio_mixer_sound_t* audio_mixer_load_ogg(void *buffer, int32_t size); | |
68 | audio_mixer_sound_t* audio_mixer_load_mod(void *buffer, int32_t size); | |
69 | audio_mixer_sound_t* audio_mixer_load_flac(void *buffer, int32_t size); | |
70 | audio_mixer_sound_t* audio_mixer_load_mp3(void *buffer, int32_t size); | |
71 | ||
72 | void audio_mixer_destroy(audio_mixer_sound_t* sound); | |
73 | ||
74 | audio_mixer_voice_t* audio_mixer_play(audio_mixer_sound_t* sound, | |
75 | bool repeat, float volume, | |
76 | const char *resampler_ident, | |
77 | enum resampler_quality quality, | |
78 | audio_mixer_stop_cb_t stop_cb); | |
79 | ||
80 | void audio_mixer_stop(audio_mixer_voice_t* voice); | |
81 | ||
82 | float audio_mixer_voice_get_volume(audio_mixer_voice_t *voice); | |
83 | ||
84 | void audio_mixer_voice_set_volume(audio_mixer_voice_t *voice, float val); | |
85 | ||
86 | void audio_mixer_mix(float* buffer, size_t num_frames, float volume_override, bool override); | |
87 | ||
88 | RETRO_END_DECLS | |
89 | ||
90 | #endif |