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/****************************************************************************
* *
* PrimeSense Sensor 5.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of PrimeSense Sensor. *
* *
* PrimeSense Sensor is free software: you can redistribute it and/or modify*
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* PrimeSense Sensor is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with PrimeSense Sensor. If not, see <http://www.gnu.org/licenses/>.*
* *
****************************************************************************/
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnFrameStreamProcessor.h"
#include <XnProfiling.h>
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnFrameStreamProcessor::XnFrameStreamProcessor(XnFrameStream* pStream, XnSensorStreamHelper* pHelper, XnUInt16 nTypeSOF, XnUInt16 nTypeEOF) :
XnStreamProcessor(pStream, pHelper),
m_nTypeSOF(nTypeSOF),
m_nTypeEOF(nTypeEOF),
m_pTripleBuffer(pStream->GetTripleBuffer()),
m_InDump(NULL),
m_InternalDump(NULL),
m_bFrameCorrupted(FALSE),
m_bAllowDoubleSOF(FALSE),
m_nLastSOFPacketID(0)
{
sprintf(m_csInDumpMask, "%sIn", pStream->GetType());
sprintf(m_csInternalDumpMask, "Internal%s", pStream->GetType());
m_InDump = xnDumpFileOpen(m_csInDumpMask, "%s_0.raw", m_csInDumpMask);
m_InternalDump = xnDumpFileOpen(m_csInternalDumpMask, "%s_0.raw", m_csInternalDumpMask);
}
XnFrameStreamProcessor::~XnFrameStreamProcessor()
{
}
void XnFrameStreamProcessor::ProcessPacketChunk(const XnSensorProtocolResponseHeader* pHeader, const XnUChar* pData, XnUInt32 nDataOffset, XnUInt32 nDataSize)
{
XN_PROFILING_START_SECTION("XnFrameStreamProcessor::ProcessPacketChunk");
// if first data from SOF packet
if (pHeader->nType == m_nTypeSOF && nDataOffset == 0)
{
if (!m_bAllowDoubleSOF || pHeader->nPacketID != (m_nLastSOFPacketID + 1))
{
m_nLastSOFPacketID = pHeader->nPacketID;
OnStartOfFrame(pHeader);
}
}
if (!m_bFrameCorrupted)
{
xnDumpFileWriteBuffer(m_InDump, pData, nDataSize);
ProcessFramePacketChunk(pHeader, pData, nDataOffset, nDataSize);
}
// if last data from EOF packet
if (pHeader->nType == m_nTypeEOF && (nDataOffset + nDataSize) == pHeader->nBufSize)
{
OnEndOfFrame(pHeader);
}
XN_PROFILING_END_SECTION
}
void XnFrameStreamProcessor::OnPacketLost()
{
FrameIsCorrupted();
}
void XnFrameStreamProcessor::OnStartOfFrame(const XnSensorProtocolResponseHeader* /*pHeader*/)
{
m_bFrameCorrupted = FALSE;
m_pTripleBuffer->GetWriteBuffer()->Reset();
}
void XnFrameStreamProcessor::OnEndOfFrame(const XnSensorProtocolResponseHeader* pHeader)
{
// write dump
XnBuffer* pCurWriteBuffer = m_pTripleBuffer->GetWriteBuffer();
xnDumpFileWriteBuffer(m_InternalDump, pCurWriteBuffer->GetData(), pCurWriteBuffer->GetSize());
xnDumpFileClose(m_InternalDump);
xnDumpFileClose(m_InDump);
if (!m_bFrameCorrupted)
{
// mark the buffer as stable
XnUInt64 nTimestamp = GetTimeStamp(pHeader->nTimeStamp);
XnUInt32 nFrameID;
m_pTripleBuffer->MarkWriteBufferAsStable(nTimestamp, &nFrameID);
// let inheriting classes do their stuff
OnFrameReady(nFrameID, nTimestamp);
}
else
{
// restart
m_pTripleBuffer->GetWriteBuffer()->Reset();
}
// log bandwidth
XnUInt64 nSysTime;
xnOSGetTimeStamp(&nSysTime);
xnDumpFileWriteString(m_pDevicePrivateData->BandwidthDump, "%llu,%s,%d,%d\n",
nSysTime, m_csName, GetCurrentFrameID(), m_nBytesReceived);
// re-init dumps
m_InDump = xnDumpFileOpen(m_csInDumpMask, "%s_%d.raw", m_csInDumpMask, GetCurrentFrameID());
m_InternalDump = xnDumpFileOpen(m_csInternalDumpMask, "%s_%d.raw", m_csInternalDumpMask, GetCurrentFrameID());
m_nBytesReceived = 0;
}
void XnFrameStreamProcessor::FrameIsCorrupted()
{
if (!m_bFrameCorrupted)
{
xnLogWarning(XN_MASK_SENSOR_PROTOCOL, "%s frame is corrupt!", m_csName);
m_bFrameCorrupted = TRUE;
}
}
void XnFrameStreamProcessor::WriteBufferOverflowed()
{
XnBuffer* pBuffer = GetWriteBuffer();
xnLogWarning(XN_MASK_SENSOR_PROTOCOL, "%s Frame Buffer overflow! current size: %d", m_csName, pBuffer->GetSize());
FrameIsCorrupted();
}
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