dspfile.h

实现了精简的FFT语音压缩 采取了一种新的算法有一定的参考价值

// DSPFile.h: interface for the DSPFile class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_DSPFILE_H__468FCA83_F074_4E6D_A354_4E40904F9A42__INCLUDED_)
#define AFX_DSPFILE_H__468FCA83_F074_4E6D_A354_4E40904F9A42__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "DSP.h"
#include <string>

class DSPFile : public DSPACT  
{
	SELF_SERIALIZE("PPQFILE","DSPFile",DSPACT);

protected:
	virtual bool	AttrSectRecv(BYTE byClassLevels,BYTE byAttrNo,const char* const lpBuff,DWORD dwLen,bool bLast);
	virtual bool	AttrSectSend(BYTE byClassLevels,BYTE byAttrNo,char** const lpBuff,DWORD& dwLen,bool& bContinue);
	virtual bool	Serialize(BYTE byClassLevels,BYTE byAttrNo,DSP::_DSPPACKET &dsp);
	virtual bool	UnSerialize(BYTE byClassLevels,BYTE byAttrNo,DSP::_DSPPACKET &dsp,DWORD dwLen);

	ofstream*		m_pofs;
	ifstream*		m_pifs;
public:
	DSPFile();
	virtual ~DSPFile();
	
	std::string		m_strPathName;
	std::string		m_strFileName;
	int				m_nFileSize;
	char			m_buff[0xFFF];

	//是否继续接收或传送的布尔变量的地址
	bool*			m_lpbRun;

	//接收消息的窗体的句柄
	HWND			m_hwnd;

	enum
	{
		MSG_SENDSECT		=5000,
		MSG_RECVSECT,
		MSG_SENDCOMPLETE,
		MSG_SENDABORT,
		MSG_SETFILENAMESIZE,
	};
};


#endif // !defined(AFX_DSPFILE_H__468FCA83_F074_4E6D_A354_4E40904F9A42__INCLUDED_)