77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
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#ifndef _WAVEDEV_H
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#define _WAVEDEV_H
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#include "WaveIo.h"
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class waveInDev
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{
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private:
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UINT m_devID;
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HWAVEIN m_hwi;
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BOOL m_bOpen; // is the device open ?
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WAVEFORMATEX m_waveFormat;
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BOOL m_fAllowMapper;
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HANDLE m_hEvent;
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public:
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waveInDev(UINT uDevId, HANDLE hEvent=NULL);
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~waveInDev();
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MMRESULT Open(int hertz=8000, int bps=16);
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MMRESULT Reset();
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MMRESULT Close();
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MMRESULT PrepareHeader(WAVEHDR *pHdr);
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MMRESULT UnPrepareHeader(WAVEHDR *pHdr);
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MMRESULT Record(WAVEHDR *pHdr);
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void AllowMapper(BOOL fAllow);
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};
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// waveOutDev works in blocking/synchronous mode and
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// non-blocking async mode. If a window handle is passed
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// as the second argument to the contructor, then the window
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// will receive message from the waveOut device and the calls
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// are non-blocking. Otherwise, Play() and PlayFile are blocking.
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class waveOutDev
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{
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private:
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UINT m_devID;
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HWAVEOUT m_hwo;
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BOOL m_bOpen; // is the device open
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HANDLE m_hWnd;
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HANDLE m_hEvent;
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WAVEFORMATEX m_waveFormat;
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BOOL m_fAllowMapper;
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// playfile needs a temporary buffer
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char *m_pfBuffer;
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WAVEHDR m_waveHdr;
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int m_nBufferSize;
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TCHAR m_szPlayFile[150];
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WAVEFORMATEX m_PlayFileWf;
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BOOL m_fFileBufferValid;
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public:
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waveOutDev(UINT uDevID, HWND hwnd=NULL);
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~waveOutDev();
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MMRESULT Open(int hertz=8000, int bps=16);
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MMRESULT Open(WAVEFORMATEX *pWaveFormat);
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MMRESULT Close();
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MMRESULT PrepareHeader(WAVEHDR *pWhdr, SHORT *shBuffer=NULL, int numSamples=0);
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MMRESULT Play(WAVEHDR *pWhdr);
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MMRESULT UnprepareHeader(WAVEHDR *pWhdr);
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MMRESULT PlayFile(LPCTSTR szFileName);
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void AllowMapper(BOOL fAllow);
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};
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#endif
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