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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 "XnUncompressedBayerProcessor.h"
#include "Uncomp.h"
#include "Bayer.h"
#include <XnProfiling.h>
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnUncompressedBayerProcessor::XnUncompressedBayerProcessor(XnSensorImageStream* pStream, XnSensorStreamHelper* pHelper) :
XnImageProcessor(pStream, pHelper)
{
}
XnUncompressedBayerProcessor::~XnUncompressedBayerProcessor()
{
}
XnStatus XnUncompressedBayerProcessor::Init()
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = XnImageProcessor::Init();
XN_IS_STATUS_OK(nRetVal);
switch (GetStream()->GetOutputFormat())
{
case XN_OUTPUT_FORMAT_GRAYSCALE8:
break;
case XN_OUTPUT_FORMAT_RGB24:
XN_VALIDATE_BUFFER_ALLOCATE(m_UncompressedBayerBuffer, GetExpectedOutputSize());
break;
default:
XN_LOG_WARNING_RETURN(XN_STATUS_ERROR, XN_MASK_SENSOR_PROTOCOL_IMAGE, "Unsupported image output format: %d", GetStream()->GetOutputFormat());
}
return (XN_STATUS_OK);
}
void XnUncompressedBayerProcessor::ProcessFramePacketChunk(const XnSensorProtocolResponseHeader* /*pHeader*/, const XnUChar* pData, XnUInt32 /*nDataOffset*/, XnUInt32 nDataSize)
{
XN_PROFILING_START_SECTION("XnUncompressedBayerProcessor::ProcessFramePacketChunk")
// if output format is Gray8, we can write directly to output buffer. otherwise, we need
// to write to a temp buffer.
XnBuffer* pWriteBuffer = (GetStream()->GetOutputFormat() == XN_OUTPUT_FORMAT_GRAYSCALE8) ? GetWriteBuffer() : &m_UncompressedBayerBuffer;
// make sure we have enough room
if (CheckWriteBufferForOverflow(nDataSize))
{
pWriteBuffer->UnsafeWrite(pData, nDataSize);
}
XN_PROFILING_END_SECTION
}
void XnUncompressedBayerProcessor::OnEndOfFrame(const XnSensorProtocolResponseHeader* pHeader)
{
XN_PROFILING_START_SECTION("XnUncompressedBayerProcessor::OnEndOfFrame")
// if data was written to temp buffer, convert it now
switch (GetStream()->GetOutputFormat())
{
case XN_OUTPUT_FORMAT_GRAYSCALE8:
break;
case XN_OUTPUT_FORMAT_RGB24:
{
Bayer2RGB888(m_UncompressedBayerBuffer.GetData(), GetWriteBuffer()->GetUnsafeWritePointer(), GetActualXRes(), GetActualYRes(), 1, 0);
GetWriteBuffer()->UnsafeUpdateSize(GetActualXRes()*GetActualYRes()*3);
m_UncompressedBayerBuffer.Reset();
}
break;
}
XnImageProcessor::OnEndOfFrame(pHeader);
XN_PROFILING_END_SECTION
}
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