include/AL/alc.h

   1 #ifndef AL_ALC_H
   2 #define AL_ALC_H
   3
   4 #if defined(__cplusplus)
   5 extern "C" {
   6 #endif
   7
   8 #if defined(_WIN32) && !defined(_XBOX)
   9  #if defined(AL_BUILD_LIBRARY)
  10   #define ALC_API __declspec(dllexport)
  11  #else
  12   #define ALC_API __declspec(dllimport)
  13  #endif
  14 #else
  15  #if defined(AL_BUILD_LIBRARY) && defined(HAVE_GCC_VISIBILITY)
  16   #define ALC_API __attribute__((visibility("protected")))
  17  #else
  18   #define ALC_API extern
  19  #endif
  20 #endif
  21
  22 #if defined(_WIN32)
  23  #define ALC_APIENTRY __cdecl
  24 #else
  25  #define ALC_APIENTRY
  26 #endif
  27
  28 #if defined(TARGET_OS_MAC) && TARGET_OS_MAC
  29  #pragma export on
  30 #endif
  31
  32 /*
  33  * The ALCAPI, ALCAPIENTRY, and ALC_INVALID macros are deprecated, but are
  34  * included for applications porting code from AL 1.0
  35  */
  36 #define ALCAPI ALC_API
  37 #define ALCAPIENTRY ALC_APIENTRY
  38 #define ALC_INVALID 0
  39
  40
  41 #define ALC_VERSION_0_1         1
  42
  43 typedef struct ALCdevice_struct ALCdevice;
  44 typedef struct ALCcontext_struct ALCcontext;
  45
  46
  47 /** 8-bit boolean */
  48 typedef char ALCboolean;
  49
  50 /** character */
  51 typedef char ALCchar;
  52
  53 /** signed 8-bit 2's complement integer */
  54 typedef char ALCbyte;
  55
  56 /** unsigned 8-bit integer */
  57 typedef unsigned char ALCubyte;
  58
  59 /** signed 16-bit 2's complement integer */
  60 typedef short ALCshort;
  61
  62 /** unsigned 16-bit integer */
  63 typedef unsigned short ALCushort;
  64
  65 /** signed 32-bit 2's complement integer */
  66 typedef int ALCint;
  67
  68 /** unsigned 32-bit integer */
  69 typedef unsigned int ALCuint;
  70
  71 /** non-negative 32-bit binary integer size */
  72 typedef int ALCsizei;
  73
  74 /** enumerated 32-bit value */
  75 typedef int ALCenum;
  76
  77 /** 32-bit IEEE754 floating-point */
  78 typedef float ALCfloat;
  79
  80 /** 64-bit IEEE754 floating-point */
  81 typedef double ALCdouble;
  82
  83 /** void type (for opaque pointers only) */
  84 typedef void ALCvoid;
  85
  86
  87 /* Enumerant values begin at column 50. No tabs. */
  88
  89 /* Boolean False. */
  90 #define ALC_FALSE                                0
  91
  92 /* Boolean True. */
  93 #define ALC_TRUE                                 1
  94
  95 /**
  96  * followed by <int> Hz
  97  */
  98 #define ALC_FREQUENCY                            0x1007
  99
 100 /**
 101  * followed by <int> Hz
 102  */
 103 #define ALC_REFRESH                              0x1008
 104
 105 /**
 106  * followed by AL_TRUE, AL_FALSE
 107  */
 108 #define ALC_SYNC                                 0x1009
 109
 110 /**
 111  * followed by <int> Num of requested Mono (3D) Sources
 112  */
 113 #define ALC_MONO_SOURCES                         0x1010
 114
 115 /**
 116  * followed by <int> Num of requested Stereo Sources
 117  */
 118 #define ALC_STEREO_SOURCES                       0x1011
 119
 120 /**
 121  * errors
 122  */
 123
 124 /**
 125  * No error
 126  */
 127 #define ALC_NO_ERROR                             ALC_FALSE
 128
 129 /**
 130  * No device
 131  */
 132 #define ALC_INVALID_DEVICE                       0xA001
 133
 134 /**
 135  * invalid context ID
 136  */
 137 #define ALC_INVALID_CONTEXT                      0xA002
 138
 139 /**
 140  * bad enum
 141  */
 142 #define ALC_INVALID_ENUM                         0xA003
 143
 144 /**
 145  * bad value
 146  */
 147 #define ALC_INVALID_VALUE                        0xA004
 148
 149 /**
 150  * Out of memory.
 151  */
 152 #define ALC_OUT_OF_MEMORY                        0xA005
 153
 154
 155 /**
 156  * The Specifier string for default device
 157  */
 158 #define ALC_DEFAULT_DEVICE_SPECIFIER             0x1004
 159 #define ALC_DEVICE_SPECIFIER                     0x1005
 160 #define ALC_EXTENSIONS                           0x1006
 161
 162 #define ALC_MAJOR_VERSION                        0x1000
 163 #define ALC_MINOR_VERSION                        0x1001
 164
 165 #define ALC_ATTRIBUTES_SIZE                      0x1002
 166 #define ALC_ALL_ATTRIBUTES                       0x1003
 167
 168
 169 /**
 170  * Capture extension
 171  */
 172 #define ALC_CAPTURE_DEVICE_SPECIFIER             0x310
 173 #define ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER     0x311
 174 #define ALC_CAPTURE_SAMPLES                      0x312
 175
 176
 177 /*
 178  * Context Management
 179  */
 180 ALC_API ALCcontext *    ALC_APIENTRY alcCreateContext( ALCdevice *device, const ALCint* attrlist );
 181
 182 ALC_API ALCboolean      ALC_APIENTRY alcMakeContextCurrent( ALCcontext *context );
 183
 184 ALC_API void            ALC_APIENTRY alcProcessContext( ALCcontext *context );
 185
 186 ALC_API void            ALC_APIENTRY alcSuspendContext( ALCcontext *context );
 187
 188 ALC_API void            ALC_APIENTRY alcDestroyContext( ALCcontext *context );
 189
 190 ALC_API ALCcontext *    ALC_APIENTRY alcGetCurrentContext( void );
 191
 192 ALC_API ALCdevice*      ALC_APIENTRY alcGetContextsDevice( ALCcontext *context );
 193
 194
 195 /*
 196  * Device Management
 197  */
 198 ALC_API ALCdevice *     ALC_APIENTRY alcOpenDevice( const ALCchar *devicename );
 199
 200 ALC_API ALCboolean      ALC_APIENTRY alcCloseDevice( ALCdevice *device );
 201
 202
 203 /*
 204  * Error support.
 205  * Obtain the most recent Context error
 206  */
 207 ALC_API ALCenum         ALC_APIENTRY alcGetError( ALCdevice *device );
 208
 209
 210 /*
 211  * Extension support.
 212  * Query for the presence of an extension, and obtain any appropriate
 213  * function pointers and enum values.
 214  */
 215 ALC_API ALCboolean      ALC_APIENTRY alcIsExtensionPresent( ALCdevice *device, const ALCchar *extname );
 216
 217 ALC_API void  *         ALC_APIENTRY alcGetProcAddress( ALCdevice *device, const ALCchar *funcname );
 218
 219 ALC_API ALCenum         ALC_APIENTRY alcGetEnumValue( ALCdevice *device, const ALCchar *enumname );
 220
 221
 222 /*
 223  * Query functions
 224  */
 225 ALC_API const ALCchar * ALC_APIENTRY alcGetString( ALCdevice *device, ALCenum param );
 226
 227 ALC_API void            ALC_APIENTRY alcGetIntegerv( ALCdevice *device, ALCenum param, ALCsizei size, ALCint *data );
 228
 229
 230 /*
 231  * Capture functions
 232  */
 233 ALC_API ALCdevice*      ALC_APIENTRY alcCaptureOpenDevice( const ALCchar *devicename, ALCuint frequency, ALCenum format, ALCsizei buffersize );
 234
 235 ALC_API ALCboolean      ALC_APIENTRY alcCaptureCloseDevice( ALCdevice *device );
 236
 237 ALC_API void            ALC_APIENTRY alcCaptureStart( ALCdevice *device );
 238
 239 ALC_API void            ALC_APIENTRY alcCaptureStop( ALCdevice *device );
 240
 241 ALC_API void            ALC_APIENTRY alcCaptureSamples( ALCdevice *device, ALCvoid *buffer, ALCsizei samples );
 242
 243 /*
 244  * Pointer-to-function types, useful for dynamically getting ALC entry points.
 245  */
 246 typedef ALCcontext *   (ALC_APIENTRY *LPALCCREATECONTEXT) (ALCdevice *device, const ALCint *attrlist);
 247 typedef ALCboolean     (ALC_APIENTRY *LPALCMAKECONTEXTCURRENT)( ALCcontext *context );
 248 typedef void           (ALC_APIENTRY *LPALCPROCESSCONTEXT)( ALCcontext *context );
 249 typedef void           (ALC_APIENTRY *LPALCSUSPENDCONTEXT)( ALCcontext *context );
 250 typedef void           (ALC_APIENTRY *LPALCDESTROYCONTEXT)( ALCcontext *context );
 251 typedef ALCcontext *   (ALC_APIENTRY *LPALCGETCURRENTCONTEXT)( void );
 252 typedef ALCdevice *    (ALC_APIENTRY *LPALCGETCONTEXTSDEVICE)( ALCcontext *context );
 253 typedef ALCdevice *    (ALC_APIENTRY *LPALCOPENDEVICE)( const ALCchar *devicename );
 254 typedef ALCboolean     (ALC_APIENTRY *LPALCCLOSEDEVICE)( ALCdevice *device );
 255 typedef ALCenum        (ALC_APIENTRY *LPALCGETERROR)( ALCdevice *device );
 256 typedef ALCboolean     (ALC_APIENTRY *LPALCISEXTENSIONPRESENT)( ALCdevice *device, const ALCchar *extname );
 257 typedef void *         (ALC_APIENTRY *LPALCGETPROCADDRESS)(ALCdevice *device, const ALCchar *funcname );
 258 typedef ALCenum        (ALC_APIENTRY *LPALCGETENUMVALUE)(ALCdevice *device, const ALCchar *enumname );
 259 typedef const ALCchar* (ALC_APIENTRY *LPALCGETSTRING)( ALCdevice *device, ALCenum param );
 260 typedef void           (ALC_APIENTRY *LPALCGETINTEGERV)( ALCdevice *device, ALCenum param, ALCsizei size, ALCint *dest );
 261 typedef ALCdevice *    (ALC_APIENTRY *LPALCCAPTUREOPENDEVICE)( const ALCchar *devicename, ALCuint frequency, ALCenum format, ALCsizei buffersize );
 262 typedef ALCboolean     (ALC_APIENTRY *LPALCCAPTURECLOSEDEVICE)( ALCdevice *device );
 263 typedef void           (ALC_APIENTRY *LPALCCAPTURESTART)( ALCdevice *device );
 264 typedef void           (ALC_APIENTRY *LPALCCAPTURESTOP)( ALCdevice *device );
 265 typedef void           (ALC_APIENTRY *LPALCCAPTURESAMPLES)( ALCdevice *device, ALCvoid *buffer, ALCsizei samples );
 266
 267 #if defined(TARGET_OS_MAC) && TARGET_OS_MAC
 268  #pragma export off
 269 #endif
 270
 271 #if defined(__cplusplus)
 272 }
 273 #endif
 274
 275 #endif /* AL_ALC_H */