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270 lines
9.6 KiB
C
270 lines
9.6 KiB
C
#ifndef AL_ALC_H
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#define AL_ALC_H
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#ifndef ALC_API
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#if defined(AL_LIBTYPE_STATIC)
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#define ALC_API
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#elif defined(_WIN32)
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#define ALC_API __declspec(dllimport)
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#else
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#define ALC_API extern
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#endif
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#endif
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#if defined(_WIN32)
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#define ALC_APIENTRY __cdecl
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#else
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#define ALC_APIENTRY
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#endif
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/* Deprecated macros. */
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#define ALCAPI ALC_API
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#define ALCAPIENTRY ALC_APIENTRY
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#define ALC_INVALID 0
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/** Supported ALC version? */
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#define ALC_VERSION_0_1 1
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/** Opaque device handle */
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typedef struct ALCdevice ALCdevice;
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/** Opaque context handle */
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typedef struct ALCcontext ALCcontext;
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/** 8-bit boolean */
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typedef char ALCboolean;
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/** character */
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typedef char ALCchar;
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/** signed 8-bit 2's complement integer */
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typedef signed char ALCbyte;
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/** unsigned 8-bit integer */
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typedef unsigned char ALCubyte;
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/** signed 16-bit 2's complement integer */
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typedef short ALCshort;
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/** unsigned 16-bit integer */
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typedef unsigned short ALCushort;
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/** signed 32-bit 2's complement integer */
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typedef int ALCint;
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/** unsigned 32-bit integer */
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typedef unsigned int ALCuint;
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/** non-negative 32-bit binary integer size */
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typedef int ALCsizei;
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/** enumerated 32-bit value */
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typedef int ALCenum;
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/** 32-bit IEEE754 floating-point */
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typedef float ALCfloat;
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/** 64-bit IEEE754 floating-point */
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typedef double ALCdouble;
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/** void type (for opaque pointers only) */
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typedef void ALCvoid;
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/* Enumerant values begin at column 50. No tabs. */
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/** Boolean False. */
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#define ALC_FALSE 0
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/** Boolean True. */
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#define ALC_TRUE 1
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/** Context attribute: <int> Hz. */
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#define ALC_FREQUENCY 0x1007
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/** Context attribute: <int> Hz. */
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#define ALC_REFRESH 0x1008
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/** Context attribute: AL_TRUE or AL_FALSE synchronous context? */
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#define ALC_SYNC 0x1009
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/** Context attribute: <int> requested Mono (3D) Sources. */
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#define ALC_MONO_SOURCES 0x1010
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/** Context attribute: <int> requested Stereo Sources. */
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#define ALC_STEREO_SOURCES 0x1011
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/** No error. */
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#define ALC_NO_ERROR 0
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/** Invalid device handle. */
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#define ALC_INVALID_DEVICE 0xA001
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/** Invalid context handle. */
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#define ALC_INVALID_CONTEXT 0xA002
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/** Invalid enum parameter passed to an ALC call. */
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#define ALC_INVALID_ENUM 0xA003
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/** Invalid value parameter passed to an ALC call. */
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#define ALC_INVALID_VALUE 0xA004
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/** Out of memory. */
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#define ALC_OUT_OF_MEMORY 0xA005
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/** Runtime ALC major version. */
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#define ALC_MAJOR_VERSION 0x1000
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/** Runtime ALC minor version. */
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#define ALC_MINOR_VERSION 0x1001
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/** Context attribute list size. */
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#define ALC_ATTRIBUTES_SIZE 0x1002
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/** Context attribute list properties. */
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#define ALC_ALL_ATTRIBUTES 0x1003
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/** String for the default device specifier. */
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#define ALC_DEFAULT_DEVICE_SPECIFIER 0x1004
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/**
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* String for the given device's specifier.
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*
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* If device handle is NULL, it is instead a null-char separated list of
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* strings of known device specifiers (list ends with an empty string).
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*/
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#define ALC_DEVICE_SPECIFIER 0x1005
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/** String for space-separated list of ALC extensions. */
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#define ALC_EXTENSIONS 0x1006
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/** Capture extension */
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#define ALC_EXT_CAPTURE 1
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/**
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* String for the given capture device's specifier.
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*
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* If device handle is NULL, it is instead a null-char separated list of
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* strings of known capture device specifiers (list ends with an empty string).
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*/
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#define ALC_CAPTURE_DEVICE_SPECIFIER 0x310
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/** String for the default capture device specifier. */
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#define ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER 0x311
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/** Number of sample frames available for capture. */
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#define ALC_CAPTURE_SAMPLES 0x312
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/** Enumerate All extension */
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#define ALC_ENUMERATE_ALL_EXT 1
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/** String for the default extended device specifier. */
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#define ALC_DEFAULT_ALL_DEVICES_SPECIFIER 0x1012
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/**
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* String for the given extended device's specifier.
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*
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* If device handle is NULL, it is instead a null-char separated list of
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* strings of known extended device specifiers (list ends with an empty string).
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*/
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#define ALC_ALL_DEVICES_SPECIFIER 0x1013
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/* Context management. */
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/** Create and attach a context to the given device. */
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ALC_API ALCcontext* ALC_APIENTRY alcCreateContext(ALCdevice *device, const ALCint *attrlist);
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/**
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* Makes the given context the active process-wide context. Passing NULL clears
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* the active context.
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*/
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ALC_API ALCboolean ALC_APIENTRY alcMakeContextCurrent(ALCcontext *context);
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/** Resumes processing updates for the given context. */
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ALC_API void ALC_APIENTRY alcProcessContext(ALCcontext *context);
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/** Suspends updates for the given context. */
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ALC_API void ALC_APIENTRY alcSuspendContext(ALCcontext *context);
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/** Remove a context from its device and destroys it. */
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ALC_API void ALC_APIENTRY alcDestroyContext(ALCcontext *context);
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/** Returns the currently active context. */
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ALC_API ALCcontext* ALC_APIENTRY alcGetCurrentContext(void);
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/** Returns the device that a particular context is attached to. */
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ALC_API ALCdevice* ALC_APIENTRY alcGetContextsDevice(ALCcontext *context);
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/* Device management. */
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/** Opens the named playback device. */
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ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *devicename);
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/** Closes the given playback device. */
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ALC_API ALCboolean ALC_APIENTRY alcCloseDevice(ALCdevice *device);
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/* Error support. */
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/** Obtain the most recent Device error. */
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ALC_API ALCenum ALC_APIENTRY alcGetError(ALCdevice *device);
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/* Extension support. */
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/**
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* Query for the presence of an extension on the device. Pass a NULL device to
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* query a device-inspecific extension.
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*/
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ALC_API ALCboolean ALC_APIENTRY alcIsExtensionPresent(ALCdevice *device, const ALCchar *extname);
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/**
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* Retrieve the address of a function. Given a non-NULL device, the returned
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* function may be device-specific.
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*/
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ALC_API ALCvoid* ALC_APIENTRY alcGetProcAddress(ALCdevice *device, const ALCchar *funcname);
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/**
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* Retrieve the value of an enum. Given a non-NULL device, the returned value
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* may be device-specific.
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*/
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ALC_API ALCenum ALC_APIENTRY alcGetEnumValue(ALCdevice *device, const ALCchar *enumname);
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/* Query functions. */
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/** Returns information about the device, and error strings. */
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ALC_API const ALCchar* ALC_APIENTRY alcGetString(ALCdevice *device, ALCenum param);
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/** Returns information about the device and the version of OpenAL. */
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ALC_API void ALC_APIENTRY alcGetIntegerv(ALCdevice *device, ALCenum param, ALCsizei size, ALCint *values);
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/* Capture functions. */
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/**
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* Opens the named capture device with the given frequency, format, and buffer
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* size.
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*/
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ALC_API ALCdevice* ALC_APIENTRY alcCaptureOpenDevice(const ALCchar *devicename, ALCuint frequency, ALCenum format, ALCsizei buffersize);
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/** Closes the given capture device. */
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ALC_API ALCboolean ALC_APIENTRY alcCaptureCloseDevice(ALCdevice *device);
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/** Starts capturing samples into the device buffer. */
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ALC_API void ALC_APIENTRY alcCaptureStart(ALCdevice *device);
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/** Stops capturing samples. Samples in the device buffer remain available. */
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ALC_API void ALC_APIENTRY alcCaptureStop(ALCdevice *device);
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/** Reads samples from the device buffer. */
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ALC_API void ALC_APIENTRY alcCaptureSamples(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
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/* Pointer-to-function type, useful for dynamically getting ALC entry points. */
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typedef ALCcontext* (ALC_APIENTRY *LPALCCREATECONTEXT)(ALCdevice *device, const ALCint *attrlist);
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typedef ALCboolean (ALC_APIENTRY *LPALCMAKECONTEXTCURRENT)(ALCcontext *context);
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typedef void (ALC_APIENTRY *LPALCPROCESSCONTEXT)(ALCcontext *context);
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typedef void (ALC_APIENTRY *LPALCSUSPENDCONTEXT)(ALCcontext *context);
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typedef void (ALC_APIENTRY *LPALCDESTROYCONTEXT)(ALCcontext *context);
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typedef ALCcontext* (ALC_APIENTRY *LPALCGETCURRENTCONTEXT)(void);
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typedef ALCdevice* (ALC_APIENTRY *LPALCGETCONTEXTSDEVICE)(ALCcontext *context);
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typedef ALCdevice* (ALC_APIENTRY *LPALCOPENDEVICE)(const ALCchar *devicename);
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typedef ALCboolean (ALC_APIENTRY *LPALCCLOSEDEVICE)(ALCdevice *device);
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typedef ALCenum (ALC_APIENTRY *LPALCGETERROR)(ALCdevice *device);
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typedef ALCboolean (ALC_APIENTRY *LPALCISEXTENSIONPRESENT)(ALCdevice *device, const ALCchar *extname);
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typedef ALCvoid* (ALC_APIENTRY *LPALCGETPROCADDRESS)(ALCdevice *device, const ALCchar *funcname);
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typedef ALCenum (ALC_APIENTRY *LPALCGETENUMVALUE)(ALCdevice *device, const ALCchar *enumname);
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typedef const ALCchar* (ALC_APIENTRY *LPALCGETSTRING)(ALCdevice *device, ALCenum param);
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typedef void (ALC_APIENTRY *LPALCGETINTEGERV)(ALCdevice *device, ALCenum param, ALCsizei size, ALCint *values);
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typedef ALCdevice* (ALC_APIENTRY *LPALCCAPTUREOPENDEVICE)(const ALCchar *devicename, ALCuint frequency, ALCenum format, ALCsizei buffersize);
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typedef ALCboolean (ALC_APIENTRY *LPALCCAPTURECLOSEDEVICE)(ALCdevice *device);
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typedef void (ALC_APIENTRY *LPALCCAPTURESTART)(ALCdevice *device);
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typedef void (ALC_APIENTRY *LPALCCAPTURESTOP)(ALCdevice *device);
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typedef void (ALC_APIENTRY *LPALCCAPTURESAMPLES)(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* AL_ALC_H */
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