www.pudn.com > G729_Talk.rar > SortData.cpp

#include "stdafx.h" 
#include "SortData.h" 
#include "head.h" 
#include "AudioCode.h" 
#include "WaveOut.h" 
 
extern CAudioCode g_ACode; 
extern CWaveOut *g_pOut; 
CSortData::CSortData() 
{ 
	for (int i = 0;iiIndex ); 
	if (m_pFrame->iIndex < m_iLast + 1) 
	{ 
		TRACE("Lost %d.\n",m_pFrame->iIndex); 
	} 
 
	if (m_pFrame->iIndex == m_iLast + 1) 
	{ 
		unsigned __int32 iTemp; 
		///play  //it is right next data in buffer  
		Play(pBuffer + sizeof(struct Frame),60); 
		m_iLast = m_pFrame->iIndex ; 
		TRACE("Receive and paly %d.\n",m_iLast); 
		 
		iTemp = m_pFrame->iIndex; 
		int iNext; 
		for (iNext= 0;iNext < DELAY_BUFFER;iNext ++) 
		{ 
			if (m_iFill[iNext] != iTemp + 1) 
				break; 
			iTemp = m_iFill[iNext]; 
		} 
 
		if (iNext != 0) 
		{ 
			//paly right 
			for (iTemp =0;iTemp < (unsigned int)iNext;iTemp ++) 
			{ 
				Play(m_pBuffer[iTemp],60); 
				TRACE("Play %d.\n",m_iFill[iTemp]); 
				m_iFill[iTemp] = 0; 
			} 
			//move back 
			int iHead; 
			iHead = 0; 
			for (iTemp = iNext;iTemp < DELAY_BUFFER;iTemp ++) 
			{ 
				if (m_iFill[iTemp] != 0) 
				{ 
					m_iFill[iHead] = m_iFill[iTemp]; 
					memcpy(m_pBuffer[iHead],m_pBuffer[iTemp],60); 
					m_iFill[iTemp] = 0; 
					iHead = 0; 
				} 
				else 
				{ 
					break; 
				} 
			} 
		} 
	} 
 
	int iNow; 
	int iEnd; 
	int iMove; 
	for (iNow = 0;iNow < DELAY_BUFFER ;iNow++) 
	{ 
		if (m_iFill[iNow] != 0) 
		{ 
			//insert  
			if (m_iFill[iNow] > m_pFrame->iIndex) 
			{ 
				for (iEnd = iNow;iEnd < DELAY_BUFFER;iEnd ++) 
				{ 
					if (m_iFill[iEnd] == 0) 
					{ 
						break; 
					} 
				} 
				for (iMove = iEnd;iMove > iNow;iMove --) 
				{ 
					m_iFill[iMove] = m_iFill[iMove - 1]; 
					memcpy(m_pBuffer[iMove],m_pBuffer[iMove - 1],60); 
				} 
				memcpy(m_pBuffer[iNow],pBuffer + sizeof(struct Frame),60); 
				m_iFill[iNow] = m_pFrame->iIndex; 
				break; 
			} 
		}//append 
		else 
		{ 
			memcpy(m_pBuffer[iNow],pBuffer + sizeof(struct Frame),60); 
			m_iFill[iNow] = m_pFrame->iIndex; 
			break; 
		} 
	}//buffer full  
	if (m_iFill[DELAY_BUFFER - 1] != 0) 
	{ 
		m_iLast = m_iFill[DELAY_BUFFER - 1]; 
		for (iNow = 0;iNow < DELAY_BUFFER ;iNow++) 
		{ 
			//paly all; 
			Play(m_pBuffer[iNow],60); 
			TRACE("Play %d.\n",m_iFill[iNow]); 
			m_iFill[iNow] = 0; 
		} 
	} 
} 
 
void CSortData::Play(char *pBuffer, int iLen) 
{ 
	int iOut; 
	iOut = sizeof(m_cOut); 
	g_ACode.DecodeAudioData (pBuffer,iLen,m_cOut,&iOut); 
	g_pOut->Play (m_cOut,iOut); 
}