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/*****************************************************************************
* *
* OpenNI 2.x Alpha *
* Copyright (C) 2012 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* Licensed under the Apache License, Version 2.0 (the "License"); *
* you may not use this file except in compliance with the License. *
* You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
* See the License for the specific language governing permissions and *
* limitations under the License. *
* *
*****************************************************************************/
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnUncompressedBayerProcessor.h"
#include "Uncomp.h"
#include "Bayer.h"
#include <XnProfiling.h>
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnUncompressedBayerProcessor::XnUncompressedBayerProcessor(XnSensorImageStream* pStream, XnSensorStreamHelper* pHelper, XnFrameBufferManager* pBufferManager) :
XnImageProcessor(pStream, pHelper, pBufferManager)
{
}
XnUncompressedBayerProcessor::~XnUncompressedBayerProcessor()
{
}
XnStatus XnUncompressedBayerProcessor::Init()
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = XnImageProcessor::Init();
XN_IS_STATUS_OK(nRetVal);
switch (GetStream()->GetOutputFormat())
{
case ONI_PIXEL_FORMAT_GRAY8:
break;
case ONI_PIXEL_FORMAT_RGB888:
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() == ONI_PIXEL_FORMAT_GRAY8) ? GetWriteBuffer() : &m_UncompressedBayerBuffer;
// make sure we have enough room
if (pWriteBuffer->GetFreeSpaceInBuffer() < nDataSize)
{
WriteBufferOverflowed();
}
else
{
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 ONI_PIXEL_FORMAT_GRAY8:
break;
case ONI_PIXEL_FORMAT_RGB888:
{
Bayer2RGB888(m_UncompressedBayerBuffer.GetData(), GetWriteBuffer()->GetUnsafeWritePointer(), GetActualXRes(), GetActualYRes(), 1);
GetWriteBuffer()->UnsafeUpdateSize(GetActualXRes()*GetActualYRes()*3);
m_UncompressedBayerBuffer.Reset();
}
break;
default:
assert(0);
return;
}
XnImageProcessor::OnEndOfFrame(pHeader);
XN_PROFILING_END_SECTION
}
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