CCmd* CNSSOperator::BuildCmd(const std::string& strLinkID, int iNetElementType,unsigned short iReqID,const char* pData, const std::string& strTransID) const
{
CCmd* pCmd = NULL;
HW_NEW(pCmd, CCmd); //lint !e774
CHECK_POINTER(pCmd, NULL);
pCmd->SetNetElemType(iNetElementType);
pCmd->SetNetLinkID(strLinkID);
pCmd->SetServiceID(SERVICE_COMMU);
pCmd->SetReqID(iReqID);
pCmd->SetCmdType(CMD_SEND);
if (IVS_SUCCEED != ConfCmd(pCmd,iReqID,pData,strTransID))
{
return NULL;
}
return pCmd;//lint !e429
}
// 直接传入拼装完成的内容部分，组成CMD，传递文件使用
CCmd* CNSSOperator::BuildCmd(const std::string& strLinkID, int iNetElementType, unsigned short iReqID, const char* pData, int length) const
{
CCmd* pCmd = NULL;
HW_NEW(pCmd, CCmd); //lint !e774
CHECK_POINTER(pCmd, NULL);
pCmd->SetNetElemType(iNetElementType);
pCmd->SetNetLinkID(strLinkID);
pCmd->SetServiceID(SERVICE_COMMU);
pCmd->SetReqID(iReqID);
pCmd->SetCmdType(CMD_SEND);
// 生成事务ID
std::string strTransID = CMKTransID::Instance().GenerateTransID();
pCmd->SetTransID(strTransID);
// NSS头
TNssMsgHeader m_header;
memset(&m_header, 0, sizeof(TNssMsgHeader));
m_header.usiProtocolVersion = 0x0100;
m_header.usiMsgType = iReqID;
m_header.uiSeqID = 0;
m_header.uiTraceID = 0;
strncpy(m_header.szTransactionNo, strTransID.c_str(), MaxTransactionNoLength - 1);
m_header.uiRspCode = 0;
m_header.uiPacketLength = sizeof(TNssMsgHeader) + static_cast<IVS_UINT32>(length);
// 转换网络字节序
m_header.usiProtocolVersion = ntohs(m_header.usiProtocolVersion);
m_header.usiMsgType = ntohs(m_header.usiMsgType);
m_header.uiSeqID = ntohl(m_header.uiSeqID);
m_header.uiTraceID = ntohl(m_header.uiTraceID);
m_header.uiRspCode = ntohl(m_header.uiRspCode);
m_header.uiPacketLength = ntohl(m_header.uiPacketLength);
// 定义ACE的消息缓冲,这个在cmd里面去释放，这里不释放
ACE_Message_Block* pMsgBlock = new ACE_Message_Block(sizeof(TNssMsgHeader) + static_cast<IVS_UINT32>(length)); //lint !e429
pMsgBlock->copy((char*)&m_header, sizeof(TNssMsgHeader));
pMsgBlock->copy(pData, static_cast<IVS_UINT32>(length));
// 设置数据到CMD，数据应该由CMD统一释放掉
pCmd->SetMsgBlock(pMsgBlock);//lint !e613
return pCmd;//lint !e429
}
/*****************************************************************************
Function: HSPspkt2ESFrm
Description: 拼完一帧PS数据后处理媒体数据
Input: pPacket PS帧数据缓存
iPktLen PS帧数据长度
Output: pFrame 转换后数据存储缓存
iVideoLen 视频长度
iAudioLen 音频长度
Return: IVS_SUCCEED 成功
其他 失败
*****************************************************************************/
int CPs2EsProcessor::HSPspkt2ESFrm(unsigned char * pPacket, int iPktLen, unsigned char *&pFrame,
int &iVideoLen, int &iAudioLen)
{
if (m_pHstPESParse == NULL)
{
HW_NEW(m_pHstPESParse, CHstPESParse); //lint !e774 !e831
if(NULL == m_pHstPESParse)
{
ERROR_LOG("m_pHstPESParse is NULL");
return IVS_ALLOC_MEMORY_ERROR;
}
if (m_pHstPESParse->Create())
{
HW_DELETE(m_pHstPESParse);
ERROR_LOG("Create PS parse fail");
return IVS_FAIL;
}
}
int nStreamId = 0;
HstPSHeader stPSHeader;
HstPSFrame stPSFrame;
stPSFrame.buf = m_pHstPESParse->mRawFrameBuffer.pPayLoad;
stPSFrame.length = 0;
stPSFrame.audio_length = 0;
stPSFrame.max = m_pHstPESParse->mRawFrameBuffer.nMaxLength;
int nConsumedBytes = 0;
int nPSPacketLength = 0;
int nVideoPayloadLength = 0;
int nAudioPayloadLength = 0;
unsigned char* pPSFrame = pPacket;
unsigned char* pVideoPayload = m_pHstPESParse->mRawFrameBuffer.pCurPSPacketPayLoad;
int uiTimes = 0;
while (1) //lint !e716
{
nPSPacketLength = m_pHstPESParse->ParsePSPacket(
&stPSHeader,
pPSFrame + nConsumedBytes,
iPktLen - nConsumedBytes,
&stPSFrame,
&nStreamId);
if (nPSPacketLength <= 0)
{
ERROR_LOG("Parse ps packet fail, it's a bad ps packet");
// 保证前面解析出来的数据不被抛弃
if (0 != uiTimes)
{
break;
}
return IVS_FAIL;
}
nConsumedBytes += nPSPacketLength;
if (nConsumedBytes > iPktLen)
{
ERROR_LOG("Parse ps packet fail, ps packet length is wrong.");
return IVS_FAIL;
}
memcpy(pVideoPayload + nVideoPayloadLength, stPSFrame.buf, (unsigned int)(stPSFrame.length + stPSFrame.audio_length));
nVideoPayloadLength += stPSFrame.length;
nAudioPayloadLength += stPSFrame.audio_length;
if (nConsumedBytes == iPktLen)
{
break;
}
++uiTimes;
// 此处为异常处理，出现失败直接恢复到原来的状态
if (m_RtpFrameOrganizer.checkLostPacket()) //lint !e1013 !e1055 !e746
{
int iBuffLen = stPSFrame.length + stPSFrame.audio_length;
unsigned char *pFindPESBuff = NULL;
HW_NEW_A(pFindPESBuff, unsigned char, (unsigned int)iBuffLen);
if (NULL == pFindPESBuff) //lint !e831
{
ERROR_LOG("Alloc finde PES header buff fail");
continue;
}
memcpy(pFindPESBuff, stPSFrame.buf, (unsigned int)(stPSFrame.length + stPSFrame.audio_length));
for (int i = iBuffLen - (SEGMENT_MAX_SIZE_T / 2); i >= SEGMENT_MAX_SIZE_T; --i)
{
unsigned char ucType = 0;
int iRet = m_pHstPESParse->CheckPSHeader(pFindPESBuff + i, 4, ucType);
if (IVS_SUCCEED != iRet)
{
continue;
}
else
{
if (0xc0 == ucType)
{
nAudioPayloadLength -= (iBuffLen - i);
}
else
{
nVideoPayloadLength -= (iBuffLen - i);
}
nConsumedBytes -= (iBuffLen - i);
//BP_DBG_LOG("Find pes header success, index=%d", i);
break;
}
}
HW_DELETE_A(pFindPESBuff);
} //lint !e438
}
