//Download?by?http://www.NewXing.com
//?HwMCI.cpp:?implementation?of?the?CHwMCI?class.
//
//////////////////////////////////////////////////////////////////////

#include?“stdafx.h“
#include?“xuefeng.h“
#include?“HwMCI.h“

//?為?MCI?函數添加庫文件
#include?
#pragma?comment?（?lib?“winmm.lib“?）

#ifdef?_DEBUG
#undef?THIS_FILE
static?char?THIS_FILE[]=__FILE__;
#define?new?DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
//?Construction/Destruction
//////////////////////////////////////////////////////////////////////

CHwMCI::CHwMCI（）
	:?m_wDeviceID?（?NULL?）
{
	memset?（?m_szErrorStr?0?sizeof（m_szErrorStr）?）;
}

CHwMCI::~CHwMCI（）
{
	Close?（）;
}

MCIERROR?CHwMCI::hwMciSendCommand（
		MCIDEVICEID?IDDevice?
		UINT?uMsg?????????????
		DWORD?fdwCommand??????
		DWORD?dwParam
	）
{
	MCIERROR?mciError?=?::mciSendCommand?（?IDDevice?uMsg?fdwCommand?dwParam?）;
	if?（?mciError?!=?0?）
	{
		memset?（?m_szErrorStr?0?sizeof（m_szErrorStr）?）;
		mciGetErrorString?（?mciError?m_szErrorStr?sizeof（m_szErrorStr）?）;
#ifdef?_DEBUG
		AfxMessageBox?（?m_szErrorStr?）;
#endif
	}

	return?mciError;
}

BOOL?CHwMCI::Open（LPCTSTR?lpszWaveFileName/*=NULL*/）
{
	MCI_OPEN_PARMS?OpenParms?=?{0};
	OpenParms.lpstrDeviceType?=?（LPCSTR）（lpszWaveFileName?NULL:MCI_DEVTYPE_WAVEFORM_AUDIO）;
	OpenParms.lpstrElementName?=?（LPCSTR）（lpszWaveFileName?lpszWaveFileName:““）;	//?打開的聲音文件名
	m_wDeviceID?=?NULL;	//?打開的音頻設備的ID
	if?（?hwMciSendCommand?（?NULL
		MCI_OPEN
		（?lpszWaveFileName?0:（MCI_OPEN_TYPE?|?MCI_OPEN_TYPE_ID）?）?|?MCI_WAIT?|?MCI_OPEN_ELEMENT
		（DWORD）（LPVOID）?&OpenParms?）?!=?0?）
		return?FALSE;

	m_wDeviceID?=?OpenParms.wDeviceID;
	return?TRUE;
}

void?CHwMCI::Close（）
{
	if?（?m_wDeviceID?!=?NULL?）
	{
		hwMciSendCommand?（?m_wDeviceID?MCI_CLOSE?NULL?NULL?）;
	}
	m_wDeviceID?=?NULL;	//?打開的音頻設備的ID

}

BOOL?CHwMCI::Play（DWORD?dwFrom/*=0*/?DWORD?dwTo/*=0*/）
{
	Stop?（）;
	//?播放wave文件
	MCI_PLAY_PARMS?PlayParms?=?{0};
	PlayParms.dwFrom?=?dwFrom;		//?這是為了指定從什么地方（時間）播放WAVE文件
	PlayParms.dwTo?=?dwTo;
	if?（?hwMciSendCommand?（?m_wDeviceID?MCI_PLAY?MCI_FROM
		（DWORD）（LPVOID）&PlayParms?）?!=?0?）
		return?FALSE;

	return?TRUE;

}

BOOL?CHwMCI::Stop（）
{
	if?（?m_wDeviceID?==?NULL?）?return?FALSE;

	return?（?hwMciSendCommand?（?m_wDeviceID?MCI_STOP?NULL?NULL?）?==?0?）;
}

BOOL?CHwMCI::Pause（）
{
	if?（?m_wDeviceID?==?NULL?）?return?FALSE;

	return?（?hwMciSendCommand?（?m_wDeviceID?MCI_PAUSE?NULL?NULL?）?==?0?）;
}

BOOL?CHwMCI::Save（CString?Filename）
{
	Stop?（）;
	MCI_SAVE_PARMS?SaveParms?=?{0};
	SaveParms.lpfilename?=?（LPCSTR）?Filename;
	return?（?hwMciSendCommand?（?m_wDeviceID?
		MCI_SAVE?
		MCI_SAVE_FILE?|?MCI_WAIT?
		（DWORD）（LPVOID）?&SaveParms）?==?0?）;
}

LPSTR?CHwMCI::GetErrorStr（）
{
	return?m_szErrorStr;
}

BOOL?CHwMCI::Rec?（?int?nChannelsWORD?nSamplesPerSecint?wBitsPerSample）
{
	if?（?nChannels?!=?1?&&?nChannels?!=?2?）
		return

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????.......?????36596??2007-10-12?15:49??www.NewXing.com\waverecord\xuefeng.aps

????.......??????1540??2007-10-12?15:50??www.NewXing.com\waverecord\xuefeng.clw

?????文件???????4557??2012-11-28?09:41??www.NewXing.com\waverecord\HwMCI.cpp

?????文件????????247??2012-11-28?09:41??www.NewXing.com\waverecord\StdAfx.cpp

?????文件???????2115??2012-11-28?09:41??www.NewXing.com\waverecord\xuefeng.cpp

?????文件???????6324??2012-11-28?09:41??www.NewXing.com\waverecord\xuefengDlg.cpp

????.......??????4299??2007-10-12?11:58??www.NewXing.com\waverecord\xuefeng.dsp

????.......???????539??2007-10-12?11:58??www.NewXing.com\waverecord\xuefeng.dsw

?????文件???????1389??2012-11-28?09:41??www.NewXing.com\waverecord\HwMCI.h

?????文件???????1045??2012-11-28?09:41??www.NewXing.com\waverecord\resource.h

?????文件???????1092??2012-11-28?09:41??www.NewXing.com\waverecord\StdAfx.h

?????文件???????1373??2012-11-28?09:41??www.NewXing.com\waverecord\xuefeng.h

?????文件???????1716??2012-11-28?09:41??www.NewXing.com\waverecord\xuefengDlg.h

????.......??????1078??2007-10-12?11:57??www.NewXing.com\waverecord\res\xuefeng.ico

????.......?????66560??2007-10-12?15:50??www.NewXing.com\waverecord\xuefeng.ncb

????.......????135680??2007-10-12?15:50??www.NewXing.com\waverecord\xuefeng.opt

????.......??????1022??2007-10-12?15:50??www.NewXing.com\waverecord\xuefeng.plg

????.......??????6674??2007-10-12?15:49??www.NewXing.com\waverecord\xuefeng.rc

????.......???????399??2007-10-12?11:57??www.NewXing.com\waverecord\res\xuefeng.rc2

????.......??????3597??2007-10-12?11:57??www.NewXing.com\waverecord\ReadMe.txt

????.......?????46764??2007-10-12?15:48??www.NewXing.com\waverecord\test.wav

?????目錄??????????0??2007-11-05?12:47??www.NewXing.com\waverecord\Debug

?????目錄??????????0??2007-10-12?11:57??www.NewXing.com\waverecord\res

?????目錄??????????0??2007-10-12?15:50??www.NewXing.com\waverecord

-----------?---------??----------?-----??----

???????????????324606????????????????????24