mirror of
https://github.com/thestk/stk
synced 2026-01-11 20:11:52 +00:00
72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
/******************************************/
|
|
/* RTSoundIO.cpp */
|
|
/* Realtime Sound I/O Object for STK, */
|
|
/* by Gary P. Scavone, 1998-1999. */
|
|
/* */
|
|
/* The sound output sections of this */
|
|
/* object were based in part on code */
|
|
/* by Doug Scott (SGI), Tim Stilson */
|
|
/* (Linux), Bill Putnam (Win Wav), and */
|
|
/* R. Marsanyi (DirectSound). */
|
|
/* */
|
|
/* This object provides a standard API */
|
|
/* across all platforms for STK realtime */
|
|
/* audio input/output. The sound output */
|
|
/* code is fairly robust. Audio input, */
|
|
/* however, is more dependent on the */
|
|
/* capabilities of the particular OS and */
|
|
/* the soundcard being used. For the */
|
|
/* moment, I'll try to provide 1 or 2 */
|
|
/* channel support. */
|
|
/* */
|
|
/* 16-bit integer audio input/output */
|
|
/* data is being assumed. */
|
|
/******************************************/
|
|
|
|
#if !defined(__RTSOUNDIO_h)
|
|
#define __RTSOUNDIO_h
|
|
|
|
#include "Object.h"
|
|
|
|
#if defined(__OS_IRIX_)
|
|
#include <dmedia/audio.h>
|
|
#elif defined(__WINDS_API_)
|
|
#include <windows.h>
|
|
#include <dsound.h>
|
|
#elif defined(__WINMM_API_)
|
|
#include <windows.h>
|
|
#include <MMSystem.h>
|
|
#define NUM_OUT_BUFFERS 6
|
|
#endif
|
|
|
|
class RTSoundIO : public Object
|
|
{
|
|
protected:
|
|
#if (defined(__STK_REALTIME_) && defined(__OS_IRIX_))
|
|
ALport audio_port_in;
|
|
ALport audio_port_out;
|
|
#elif (defined(__STK_REALTIME_) && defined(__OSS_API_))
|
|
int audio_fd;
|
|
#elif (defined(__STK_REALTIME_) && defined(__WINDS_API_) )
|
|
LPDIRECTSOUND lpDirectSound;
|
|
LPDIRECTSOUNDBUFFER lpDSBuffer;
|
|
DWORD dwDSBufSize;
|
|
DWORD zoneSize;
|
|
LPDIRECTSOUNDCAPTURE lpDSCapture;
|
|
LPDIRECTSOUNDCAPTUREBUFFER lpDSCBuffer;
|
|
DWORD dwDSCBufSize;
|
|
#elif (defined(__STK_REALTIME_) && defined(__WINMM_API_) )
|
|
HWAVEOUT audioPort;
|
|
WAVEHDR whOut[NUM_OUT_BUFFERS];
|
|
UINT outBufNum;
|
|
DWORD lastWriteTime;
|
|
#endif
|
|
public:
|
|
RTSoundIO(MY_FLOAT srate, int channels, char *mode);
|
|
~RTSoundIO();
|
|
int playBuffer(short *buf, int bufsize);
|
|
int recordBuffer(short *buf, int bufsize);
|
|
};
|
|
|
|
#endif
|