#include?“stdafx.h“
#include?“AudioCode.h“

extern?“C“?void?va_g729a_init_encoder（）;
extern?“C“?void?va_g729a_encoder（short?*speech?unsigned?char?*bitstream）;
extern?“C“?void?va_g729a_init_decoder（）;
extern?“C“?void?va_g729a_decoder（unsigned?char?*bitstream?short?*synth_short?int?bfi）;
#define??L_frame_COMPRESSED?10
#define??L_frame????????????80

#pragma?comment（lib“G729a“）

CAudioCode::CAudioCode（）
{
	va_g729a_init_encoder（）;
	va_g729a_init_decoder（）;
}

CAudioCode::~CAudioCode（）
{
}

BOOL?CAudioCode::EncodeAudioData（char?*pinint?lenchar*?poutint*?lenr）
{
	BOOL?bRet=FALSE;
	if（!pin||len!=SIZE_AUDIO_frame||!pout）
		goto?RET;
	
	va_g729a_encoder（（short*）pin（BYTE*）pout）;
	va_g729a_encoder（（short*）（pin+160）（BYTE*）pout+10）;
	va_g729a_encoder（（short*）（pin+320）（BYTE*）pout+20）;
	va_g729a_encoder（（short*）（pin+480）（BYTE*）pout+30）;
	va_g729a_encoder（（short*）（pin+640）（BYTE*）pout+40）;
	va_g729a_encoder（（short*）（pin+800）（BYTE*）pout+50）;

	if（lenr）
		*lenr=SIZE_AUDIO_PACKED;

	bRet=TRUE;
RET:
	return?bRet;
}

BOOL?CAudioCode::DecodeAudioData（char?*pinint?lenchar*?poutint*?lenr）
{
	BOOL?bRet=FALSE;
	if（!pin||len!=SIZE_AUDIO_PACKED||!pout）
		goto?RET;

	va_g729a_decoder（（BYTE*）pin（short*）（pout）0）;
	va_g729a_decoder（（BYTE*）pin+10（short*）（pout+160）0）;
	va_g729a_decoder（（BYTE*）pin+20（short*）（pout+320）0）;
	va_g729a_decoder（（BYTE*）pin+30（short*）（pout+480）0）;
	va_g729a_decoder（（BYTE*）pin+40（short*）（pout+640）0）;
	va_g729a_decoder（（BYTE*）pin+50（short*）（pout+800）0）;

	if（lenr）
		*lenr=SIZE_AUDIO_frame;
	
	bRet=TRUE;
RET:
	return?bRet;
}

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

?????文件??????32256??2003-01-08?17:01??語音對講呼叫機\20051191296654\對講機Talk\文檔\Talk?dll?結(jié)構(gòu).doc

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\文檔\readme.txt

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\文檔\使用說明.txt

?????文件?????????64??2006-10-30?23:18??語音對講呼叫機\20051191296654\對講機Talk\文檔\代碼秀『源碼下載交流』.htm

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\readme.txt

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\readme.txt

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\res\readme.txt

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\res\使用說明.txt

?????文件?????????64??2006-10-30?23:18??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\res\代碼秀『源碼下載交流』.htm

?????文件????????399??2002-12-20?17:50??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\res\TalkDll.rc2

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\ReadMe.txt

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\res\readme.txt

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\res\使用說明.txt

?????文件?????????64??2006-10-30?23:18??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\res\代碼秀『源碼下載交流』.htm

?????文件????????766??1998-10-14?17:47??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\res\CLIENT.ICO

?????文件????????766??1998-10-14?17:47??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\res\Talk.ICO

?????文件????????396??2005-06-23?00:27??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\res\Talk.rc2

?????文件???????1615??2006-10-30?23:08??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\使用說明.txt

?????文件?????????64??2006-10-30?23:18??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\代碼秀『源碼下載交流』.htm

?????文件???????1130??2005-06-24?03:41??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\PWDLG.h

?????文件????????864??2005-06-24?03:35??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\resource.h

?????文件???????1102??2005-06-23?00:27??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\StdAfx.h

?????文件???????4064??1998-08-12?19:21??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\SYSTEMTRAY.H

?????文件???????1445??2005-06-23?04:54??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\Talk.h

?????文件???????1617??2005-06-23?21:04??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\TalkDlg.h

?????文件???????1059??2005-06-24?03:44??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\PWDLG.cpp

?????文件????????206??2005-06-23?00:27??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\StdAfx.cpp

?????文件??????12869??2000-10-21?02:42??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\SYSTEMTRAY.CPP

?????文件???????2657??2005-06-24?03:51??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\Talk.cpp

?????文件???????5622??2005-06-24?03:40??語音對講呼叫機\20051191296654\對講機Talk\TalkDll\Talk\TalkDlg.cpp

............此處省略124個文件信息