waveout.h

来自「分别能运行在手机和电脑上的环境的一个有关audio的源码」· C头文件 代码 · 共 70 行

#ifndef _WAVEOUT_H_
#define _WAVEOUT_H_

#define WOSA_POOR	8000
#define WOSA_LOW	11025
#define WOSA_NORMAL	22050
#define WOSA_HIGH	44100

#define PLAY_DELAY 10

#include <mmsystem.h>
#include <afxmt.h>
class CWaveOut  
{
public:
	static DWORD WINAPI AudioOutThreadProc(LPVOID lpParameter);
public:
	BOOL SetFormatByFile(CString file);
	BOOL Play(char* buf,UINT uSize);

	BOOL StartPlay();
	BOOL StopPlay();	

	inline int GetBufferNum();
	inline void BufferSub();
	inline void BufferAdd();

	inline DWORD GetInstance();
	inline WORD GetBit();
	inline DWORD GetSample();
	inline WORD GetChannel();

	inline void SetBit(WORD wBit);
	inline void SetSample(DWORD dwSample);
	inline void SetChannel(WORD wChannel);

	inline MMRESULT GetLastMMError();
	CString GetLastErrorString();

	CWaveOut();
	virtual ~CWaveOut();
protected:
	BOOL OpenDev();
	BOOL CloseDev();

	BOOL StopThread();
	BOOL StartThread();
protected:
	static DWORD s_dwInstance;
protected:
	WORD m_wChannel;
	DWORD m_dwSample;
	WORD m_wBit;
protected:
	MMRESULT m_mmr;
	HWAVEOUT m_hOut;
	HANDLE m_hAudioOut;
	DWORD m_dwAudioOutId;

	int m_iBufferNum;
	CCriticalSection m_csLock;

	BOOL m_bThreadStart;
	BOOL m_bDevOpen;
	friend DWORD WINAPI AudioOutThreadProc(LPVOID lpParameter);
};

#endif