XnStatus PlayerNode::HandleNodeAddedRecord(NodeAddedRecord record)
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = record.Decode();
XN_IS_STATUS_OK(nRetVal);
DEBUG_LOG_RECORD(record, "NodeAdded");
nRetVal = HandleNodeAddedImpl(
record.GetNodeID(), record.GetNodeType(), record.GetNodeName(), record.GetCompression(),
record.GetNumberOfFrames(), record.GetMinTimestamp(), record.GetMaxTimestamp());
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XnStatus PlayerNode::HandleNodeAddedRecord(NodeAddedRecord record)
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = record.Decode();
XN_IS_STATUS_OK(nRetVal);
DEBUG_LOG_RECORD(record, "NodeAdded");
nRetVal = HandleNodeAddedImpl(
record.GetNodeID(), record.GetNodeType(), record.GetNodeName(), record.GetCompression(),
record.GetNumberOfFrames(), record.GetMinTimestamp(), record.GetMaxTimestamp());
XN_IS_STATUS_OK(nRetVal);
// get seek table (if exists)
if (record.GetNumberOfFrames() > 0 && record.GetSeekTablePosition() != 0)
{
XnUInt32 nCurrPos = TellStream();
nRetVal = SeekStream(XN_OS_SEEK_SET, record.GetSeekTablePosition());
XN_IS_STATUS_OK(nRetVal);
DataIndexRecordHeader seekTableHeader(m_pRecordBuffer, RECORD_MAX_SIZE);
nRetVal = ReadRecord(seekTableHeader);
XN_IS_STATUS_OK(nRetVal);
nRetVal = HandleDataIndexRecord(seekTableHeader, TRUE);
XN_IS_STATUS_OK(nRetVal);
// and seek back
nRetVal = SeekStream(XN_OS_SEEK_SET, nCurrPos);
XN_IS_STATUS_OK(nRetVal);
}
return (XN_STATUS_OK);
}
XnStatus PlayerNode::HandleNodeAdded_1_0_0_4_Record(NodeAdded_1_0_0_4_Record record)
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = record.Decode();
XN_IS_STATUS_OK(nRetVal);
DEBUG_LOG_RECORD(record, "NodeAdded1_0_0_4");
/** BC issue **/
// NOTE: ONI files up to version 1.0.0.4 didn't had a different NodeAdded record. It did
// not contain seek data (number of frames and min/max timestamp). Instead, this data was
// in the DataBegin record. So we need to also find this record, and read these props from it.
XnUInt32 nNodeID = record.GetNodeID();
XnChar strName[XN_MAX_NAME_LENGTH];
nRetVal = xnOSStrCopy(strName, record.GetNodeName(), XN_MAX_NAME_LENGTH);
XN_IS_STATUS_OK(nRetVal);
XnProductionNodeType type = record.GetNodeType();
XnCodecID compression = record.GetCompression();
XnUInt32 nNumFrames = 0;
XnUInt64 nMinTimestamp = 0;
XnUInt64 nMaxTimestamp = 0;
if (xnIsTypeGenerator(type))
{
// we need to look for the DataBegin record to have number of frames, etc.
XnUInt32 nStartPos = TellStream();
// NOTE: this overwrites the current NodeAdded record buffer!!!
nRetVal = SeekToRecordByType(nNodeID, RECORD_NODE_DATA_BEGIN);
if (nRetVal == XN_STATUS_OK)
{
NodeDataBeginRecord dataBeginRecord(m_pRecordBuffer, RECORD_MAX_SIZE);
nRetVal = ReadRecord(dataBeginRecord);
XN_IS_STATUS_OK(nRetVal);
nRetVal = dataBeginRecord.Decode();
XN_IS_STATUS_OK(nRetVal);
nNumFrames = dataBeginRecord.GetNumFrames();
nMaxTimestamp = dataBeginRecord.GetMaxTimeStamp();
// also find data record for min timestamp
nRetVal = SeekToRecordByType(record.GetNodeID(), RECORD_NEW_DATA);
if (nRetVal == XN_STATUS_OK)
{
NewDataRecordHeader newDataRecord(m_pRecordBuffer, RECORD_MAX_SIZE);
nRetVal = ReadRecord(newDataRecord);
XN_IS_STATUS_OK(nRetVal);
nRetVal = newDataRecord.Decode();
XN_IS_STATUS_OK(nRetVal);
nMinTimestamp = newDataRecord.GetTimeStamp();
}
// get back to start position
nRetVal = SeekStream(XN_OS_SEEK_SET, nStartPos);
XN_IS_STATUS_OK(nRetVal);
}
}
nRetVal = HandleNodeAddedImpl(nNodeID, type, strName, compression, nNumFrames, nMinTimestamp, nMaxTimestamp);
XN_IS_STATUS_OK(nRetVal);
return XN_STATUS_OK;
}
