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qb64/internal/c/parts/audio/out/download/openal-soft-1.14/examples/alhelpers.h

47 lines
1.6 KiB
C

#ifndef ALHELPERS_H
#define ALHELPERS_H
#ifndef _WIN32
#include <unistd.h>
#define Sleep(x) usleep((x)*1000)
#else
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* Some helper functions to get the name from the channel and type enums. */
const char *ChannelsName(ALenum chans);
const char *TypeName(ALenum type);
/* Helpers to convert frame counts and byte lengths. */
ALsizei FramesToBytes(ALsizei size, ALenum channels, ALenum type);
ALsizei BytesToFrames(ALsizei size, ALenum channels, ALenum type);
/* Retrieves a compatible buffer format given the channel configuration and
* sample type. If an alIsBufferFormatSupportedSOFT-compatible function is
* provided, it will be called to find the closest-matching format from
* AL_SOFT_buffer_samples. Returns AL_NONE (0) if no supported format can be
* found. */
ALenum GetFormat(ALenum channels, ALenum type, LPALISBUFFERFORMATSUPPORTEDSOFT palIsBufferFormatSupportedSOFT);
/* Loads samples into a buffer using the standard alBufferData call, but with a
* LPALBUFFERSAMPLESSOFT-compatible prototype. Assumes internalformat is valid
* for alBufferData, and that channels and type match it. */
void AL_APIENTRY wrap_BufferSamples(ALuint buffer, ALuint samplerate,
ALenum internalformat, ALsizei samples,
ALenum channels, ALenum type,
const ALvoid *data);
/* Easy device init/deinit functions. InitAL returns 0 on success. */
int InitAL(void);
void CloseAL(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* ALHELPERS_H */