96 lines
3.8 KiB
C
96 lines
3.8 KiB
C
#ifndef ALHELPERS_H
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#define ALHELPERS_H
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#ifndef _WIN32
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#include <unistd.h>
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#define Sleep(x) usleep((x)*1000)
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#else
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#ifndef AL_SOFT_buffer_samples
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#define AL_SOFT_buffer_samples 1
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/* Sample types */
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#define AL_BYTE 0x1400
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#define AL_UNSIGNED_BYTE 0x1401
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#define AL_SHORT 0x1402
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#define AL_UNSIGNED_SHORT 0x1403
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#define AL_INT 0x1404
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#define AL_UNSIGNED_INT 0x1405
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#define AL_FLOAT 0x1406
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#define AL_DOUBLE 0x1407
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#define AL_BYTE3 0x1408
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#define AL_UNSIGNED_BYTE3 0x1409
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/* Channel configurations */
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#define AL_MONO 0x1500
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#define AL_STEREO 0x1501
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#define AL_REAR 0x1502
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#define AL_QUAD 0x1503
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#define AL_5POINT1 0x1504
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#define AL_6POINT1 0x1505
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#define AL_7POINT1 0x1506
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/* Storage formats */
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#define AL_MONO8 0x1100
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#define AL_MONO16 0x1101
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#define AL_MONO32F 0x10010
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#define AL_STEREO8 0x1102
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#define AL_STEREO16 0x1103
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#define AL_STEREO32F 0x10011
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#define AL_QUAD8 0x1204
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#define AL_QUAD16 0x1205
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#define AL_QUAD32F 0x1206
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#define AL_REAR8 0x1207
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#define AL_REAR16 0x1208
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#define AL_REAR32F 0x1209
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#define AL_5POINT1_8 0x120A
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#define AL_5POINT1_16 0x120B
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#define AL_5POINT1_32F 0x120C
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#define AL_6POINT1_8 0x120D
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#define AL_6POINT1_16 0x120E
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#define AL_6POINT1_32F 0x120F
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#define AL_7POINT1_8 0x1210
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#define AL_7POINT1_16 0x1211
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#define AL_7POINT1_32F 0x1212
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/* Buffer attributes */
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#define AL_INTERNAL_FORMAT 0x2008
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#define AL_BYTE_LENGTH 0x2009
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#define AL_SAMPLE_LENGTH 0x200A
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#define AL_SEC_LENGTH 0x200B
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typedef void (AL_APIENTRY*LPALBUFFERSAMPLESSOFT)(ALuint,ALuint,ALenum,ALsizei,ALenum,ALenum,const ALvoid*);
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typedef void (AL_APIENTRY*LPALBUFFERSUBSAMPLESSOFT)(ALuint,ALsizei,ALsizei,ALenum,ALenum,const ALvoid*);
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typedef void (AL_APIENTRY*LPALGETBUFFERSAMPLESSOFT)(ALuint,ALsizei,ALsizei,ALenum,ALenum,ALvoid*);
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typedef ALboolean (AL_APIENTRY*LPALISBUFFERFORMATSUPPORTEDSOFT)(ALenum);
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#endif
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/* Some helper functions to get the name from the channel and type enums. */
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const char *ChannelsName(ALenum chans);
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const char *TypeName(ALenum type);
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/* Helpers to convert frame counts and byte lengths. */
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ALsizei FramesToBytes(ALsizei size, ALenum channels, ALenum type);
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ALsizei BytesToFrames(ALsizei size, ALenum channels, ALenum type);
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/* Retrieves a compatible buffer format given the channel configuration and
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* sample type. Returns 0 if no supported format can be found. */
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ALenum GetFormat(ALenum channels, ALenum type);
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/* Easy device init/deinit functions. InitAL returns 0 on success. */
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int InitAL(void);
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void CloseAL(void);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* ALHELPERS_H */
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