hyperiris a5db816490 prepare for OpenAL back end
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2763 8ced0084-cf51-0410-be5f-012b33b47a6e
2009-03-27 15:11:14 +00:00

147 lines
5.7 KiB
C

#ifndef _AL_ALEXT_H
#define _AL_ALEXT_H
#include <AL/al.h>
#include <AL/alc.h>
#ifdef __cplusplus
extern "C" {
#endif
/* format base 0x10000 */
#define AL_FORMAT_IMA_ADPCM_MONO16_EXT 0x10000
#define AL_FORMAT_IMA_ADPCM_STEREO16_EXT 0x10001
#define AL_FORMAT_WAVE_EXT 0x10002
#define AL_FORMAT_VORBIS_EXT 0x10003
/* four point formats */
#define AL_FORMAT_QUAD8_LOKI 0x10004
#define AL_FORMAT_QUAD16_LOKI 0x10005
/**
* token extensions, base 0x20000
*/
/* deprecated, use AL_GAIN */
#define AL_GAIN_LINEAR_LOKI 0x20000
/*
* types for special loaders. This should be deprecated in favor
* of the special format tags.
*/
typedef struct WaveFMT {
ALushort encoding;
ALushort channels; /* 1 = mono, 2 = stereo */
ALuint frequency; /* One of 11025, 22050, or 44100 Hz */
ALuint byterate; /* Average bytes per second */
ALushort blockalign; /* Bytes per sample block */
ALushort bitspersample;
} alWaveFMT_LOKI;
typedef struct _MS_ADPCM_decodestate {
ALubyte hPredictor;
ALushort iDelta;
ALshort iSamp1;
ALshort iSamp2;
} alMSADPCM_decodestate_LOKI;
typedef struct MS_ADPCM_decoder {
alWaveFMT_LOKI wavefmt;
ALushort wSamplesPerBlock;
ALushort wNumCoef;
ALshort aCoeff[7][2];
/* * * */
alMSADPCM_decodestate_LOKI state[2];
} alMSADPCM_state_LOKI;
typedef struct IMA_ADPCM_decodestate_s {
ALint valprev; /* Previous output value */
ALbyte index; /* Index into stepsize table */
} alIMAADPCM_decodestate_LOKI;
typedef struct IMA_ADPCM_decoder {
alWaveFMT_LOKI wavefmt;
ALushort wSamplesPerBlock;
/* * * */
alIMAADPCM_decodestate_LOKI state[2];
} alIMAADPCM_state_LOKI;
/**
* Context creation extension tokens
* base 0x200000
*/
/**
* followed by ### of sources
*/
#define ALC_SOURCES_LOKI 0x200000
/**
* followed by ### of buffers
*/
#define ALC_BUFFERS_LOKI 0x200001
/*
* Channel operations are probably a big no-no and destined
* for obsolesence.
*
* base 0x300000
*/
#define ALC_CHAN_MAIN_LOKI 0x300000
#define ALC_CHAN_PCM_LOKI 0x300001
#define ALC_CHAN_CD_LOKI 0x300002
/* loki */
ALC_API ALfloat ALC_APIENTRY alcGetAudioChannel_LOKI( ALuint channel );
ALC_API void ALC_APIENTRY alcSetAudioChannel_LOKI( ALuint channel, ALfloat volume );
AL_API void AL_APIENTRY alBombOnError_LOKI( void );
AL_API void AL_APIENTRY alBufferi_LOKI( ALuint bid, ALenum param, ALint value );
AL_API void AL_APIENTRY alBufferDataWithCallback_LOKI( ALuint bid, int ( *Callback ) ( ALuint, ALuint, ALshort *, ALenum, ALint, ALint ) );
AL_API void AL_APIENTRY alBufferWriteData_LOKI( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq, ALenum internalFormat );
AL_API void AL_APIENTRY alGenStreamingBuffers_LOKI( ALsizei n, ALuint *samples );
AL_API ALsizei AL_APIENTRY alBufferAppendData_LOKI( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq );
AL_API ALsizei AL_APIENTRY alBufferAppendWriteData_LOKI( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq, ALenum internalFormat );
/* binary compatibility */
AL_API ALsizei AL_APIENTRY alBufferAppendData( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq );
/*
* Don't use these. If you're reading this, you should remove these functions
* and all other reverb functions. Now.
*/
AL_API void AL_APIENTRY alReverbScale_LOKI(ALuint sid, ALfloat param);
AL_API void AL_APIENTRY alReverbDelay_LOKI(ALuint sid, ALfloat param);
/* custom loaders */
AL_API ALboolean AL_APIENTRY alutLoadVorbis_LOKI( ALuint bid, const ALvoid *data, ALint size );
AL_API ALboolean AL_APIENTRY alutLoadMP3_LOKI( ALuint bid, ALvoid *data, ALint size );
/* function pointers */
typedef ALfloat ( ALC_APIENTRY *PFNALCGETAUDIOCHANNELPROC ) ( ALuint channel );
typedef void ( ALC_APIENTRY *PFNALCSETAUDIOCHANNELPROC ) ( ALuint channel, ALfloat volume );
typedef void ( AL_APIENTRY *PFNALBOMBONERRORPROC ) ( void );
typedef void ( AL_APIENTRY *PFNALBUFFERIPROC ) ( ALuint bid, ALenum param, ALint value );
typedef void ( AL_APIENTRY *PFNALBUFFERDATAWITHCALLBACKPROC ) ( ALuint bid, int ( *Callback ) ( ALuint, ALuint, ALshort *, ALenum, ALint, ALint ) );
typedef void ( AL_APIENTRY *PFNALBUFFERWRITEDATAPROC ) ( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq, ALenum internalFormat );
typedef void ( AL_APIENTRY *PFNALGENSTREAMINGBUFFERSPROC ) ( ALsizei n, ALuint *samples );
typedef ALsizei ( AL_APIENTRY *PFNALBUFFERAPPENDDATAPROC ) ( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq );
typedef ALsizei ( AL_APIENTRY *PFNALBUFFERAPPENDWRITEDATAPROC ) ( ALuint buffer, ALenum format, ALvoid *data, ALsizei size, ALsizei freq, ALenum internalFormat );
typedef ALboolean ( AL_APIENTRY *PFNALUTLOADVORBISPROC ) ( ALuint bid, ALvoid *data, ALint size );
typedef ALboolean ( AL_APIENTRY *PFNALUTLOADRAW_ADPCMDATAPROC ) ( ALuint bid, ALvoid *data, ALuint size, ALuint freq, ALenum format );
typedef ALboolean ( AL_APIENTRY *ALUTLOADIMA_ADPCMDATAPROC ) ( ALuint bid, ALvoid *data, ALuint size, alIMAADPCM_state_LOKI *ias );
typedef ALboolean ( AL_APIENTRY *ALUTLOADMS_ADPCMDATAPROC ) ( ALuint bid, void *data, int size, alMSADPCM_state_LOKI *mss );
typedef void ( AL_APIENTRY *PFNALREVERBSCALEPROC ) ( ALuint sid, ALfloat param );
typedef void ( AL_APIENTRY *PFNALREVERBDELAYPROC ) ( ALuint sid, ALfloat param );
#ifdef __cplusplus
}
#endif
#endif /* _AL_ALEXT_H */