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-rw-r--r--apps/plugins/sdl/src/audio/SDL_sysaudio.h189
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diff --git a/apps/plugins/sdl/src/audio/SDL_sysaudio.h b/apps/plugins/sdl/src/audio/SDL_sysaudio.h
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1/*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2012 Sam Lantinga
4
5 This library is SDL_free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21*/
22#include "SDL_config.h"
23
24#ifndef _SDL_sysaudio_h
25#define _SDL_sysaudio_h
26
27#include "SDL_mutex.h"
28#include "SDL_thread.h"
29
30/* The SDL audio driver */
31typedef struct SDL_AudioDevice SDL_AudioDevice;
32
33/* Define the SDL audio driver structure */
34#define _THIS SDL_AudioDevice *_this
35#ifndef _STATUS
36#define _STATUS SDL_status *status
37#endif
38struct SDL_AudioDevice {
39 /* * * */
40 /* The name of this audio driver */
41 const char *name;
42
43 /* * * */
44 /* The description of this audio driver */
45 const char *desc;
46
47 /* * * */
48 /* Public driver functions */
49 int (*OpenAudio)(_THIS, SDL_AudioSpec *spec);
50 void (*ThreadInit)(_THIS); /* Called by audio thread at start */
51 void (*WaitAudio)(_THIS);
52 void (*PlayAudio)(_THIS);
53 Uint8 *(*GetAudioBuf)(_THIS);
54 void (*WaitDone)(_THIS);
55 void (*CloseAudio)(_THIS);
56
57 /* * * */
58 /* Lock / Unlock functions added for the Mac port */
59 void (*LockAudio)(_THIS);
60 void (*UnlockAudio)(_THIS);
61
62 void (*SetCaption)(_THIS, const char *caption);
63
64 /* * * */
65 /* Data common to all devices */
66
67 /* The current audio specification (shared with audio thread) */
68 SDL_AudioSpec spec;
69
70 /* An audio conversion block for audio format emulation */
71 SDL_AudioCVT convert;
72
73 /* Current state flags */
74 int enabled;
75 int paused;
76 int opened;
77
78 /* Fake audio buffer for when the audio hardware is busy */
79 Uint8 *fake_stream;
80
81 /* A semaphore for locking the mixing buffers */
82 SDL_mutex *mixer_lock;
83
84 /* A thread to feed the audio device */
85 SDL_Thread *thread;
86 Uint32 threadid;
87
88 /* * * */
89 /* Data private to this driver */
90 struct SDL_PrivateAudioData *hidden;
91
92 /* * * */
93 /* The function used to dispose of this structure */
94 void (*free)(_THIS);
95};
96#undef _THIS
97
98typedef struct AudioBootStrap {
99 const char *name;
100 const char *desc;
101 int (*available)(void);
102 SDL_AudioDevice *(*create)(int devindex);
103} AudioBootStrap;
104
105#if SDL_AUDIO_DRIVER_BSD
106extern AudioBootStrap BSD_AUDIO_bootstrap;
107#endif
108#if SDL_AUDIO_DRIVER_PULSE
109extern AudioBootStrap PULSE_bootstrap;
110#endif
111#if SDL_AUDIO_DRIVER_ALSA
112extern AudioBootStrap ALSA_bootstrap;
113#endif
114#if SDL_AUDIO_DRIVER_OSS
115extern AudioBootStrap DSP_bootstrap;
116extern AudioBootStrap DMA_bootstrap;
117#endif
118#if SDL_AUDIO_DRIVER_QNXNTO
119extern AudioBootStrap QNXNTOAUDIO_bootstrap;
120#endif
121#if SDL_AUDIO_DRIVER_SUNAUDIO
122extern AudioBootStrap SUNAUDIO_bootstrap;
123#endif
124#if SDL_AUDIO_DRIVER_DMEDIA
125extern AudioBootStrap DMEDIA_bootstrap;
126#endif
127#if SDL_AUDIO_DRIVER_ARTS
128extern AudioBootStrap ARTS_bootstrap;
129#endif
130#if SDL_AUDIO_DRIVER_ESD
131extern AudioBootStrap ESD_bootstrap;
132#endif
133#if SDL_AUDIO_DRIVER_NAS
134extern AudioBootStrap NAS_bootstrap;
135#endif
136#if SDL_AUDIO_DRIVER_DSOUND
137extern AudioBootStrap DSOUND_bootstrap;
138#endif
139#if SDL_AUDIO_DRIVER_WAVEOUT
140extern AudioBootStrap WAVEOUT_bootstrap;
141#endif
142#if SDL_AUDIO_DRIVER_PAUD
143extern AudioBootStrap Paud_bootstrap;
144#endif
145#if SDL_AUDIO_DRIVER_BAUDIO
146extern AudioBootStrap BAUDIO_bootstrap;
147#endif
148#if SDL_AUDIO_DRIVER_COREAUDIO
149extern AudioBootStrap COREAUDIO_bootstrap;
150#endif
151#if SDL_AUDIO_DRIVER_SNDMGR
152extern AudioBootStrap SNDMGR_bootstrap;
153#endif
154#if SDL_AUDIO_DRIVER_MINT
155extern AudioBootStrap MINTAUDIO_GSXB_bootstrap;
156extern AudioBootStrap MINTAUDIO_MCSN_bootstrap;
157extern AudioBootStrap MINTAUDIO_STFA_bootstrap;
158extern AudioBootStrap MINTAUDIO_XBIOS_bootstrap;
159extern AudioBootStrap MINTAUDIO_DMA8_bootstrap;
160#endif
161#if SDL_AUDIO_DRIVER_DISK
162extern AudioBootStrap DISKAUD_bootstrap;
163#endif
164#if SDL_AUDIO_DRIVER_DUMMY
165extern AudioBootStrap DUMMYAUD_bootstrap;
166#endif
167#if SDL_AUDIO_DRIVER_DC
168extern AudioBootStrap DCAUD_bootstrap;
169#endif
170#if SDL_AUDIO_DRIVER_NDS
171extern AudioBootStrap NDSAUD_bootstrap;
172#endif
173#if SDL_AUDIO_DRIVER_MMEAUDIO
174extern AudioBootStrap MMEAUDIO_bootstrap;
175#endif
176#if SDL_AUDIO_DRIVER_DART
177extern AudioBootStrap DART_bootstrap;
178#endif
179#if SDL_AUDIO_DRIVER_EPOCAUDIO
180extern AudioBootStrap EPOCAudio_bootstrap;
181#endif
182#if SDL_AUDIO_DRIVER_ROCKBOX
183extern AudioBootStrap ROCKBOXAUD_bootstrap;
184#endif
185
186/* This is the current audio device */
187extern SDL_AudioDevice *current_audio;
188
189#endif /* _SDL_sysaudio_h */
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