156 lines
4.6 KiB
C++
156 lines
4.6 KiB
C++
/* The copyright in this software is being made available under the BSD
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* License, included below. This software may be subject to other third party
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* and contributor rights, including patent rights, and no such rights are
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* granted under this license.
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*
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* Copyright (c) 2010-2014, ITU/ISO/IEC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** \file TEncPic.cpp
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\brief class of picture which includes side information for encoder
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*/
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#include "TEncPic.h"
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//! \ingroup TLibEncoder
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//! \{
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/** Constructor
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*/
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TEncQPAdaptationUnit::TEncQPAdaptationUnit()
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: m_dActivity(0.0)
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{
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}
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/** Destructor
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*/
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TEncQPAdaptationUnit::~TEncQPAdaptationUnit()
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{
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}
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/** Constructor
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*/
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TEncPicQPAdaptationLayer::TEncPicQPAdaptationLayer()
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: m_uiAQPartWidth(0)
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, m_uiAQPartHeight(0)
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, m_uiNumAQPartInWidth(0)
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, m_uiNumAQPartInHeight(0)
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, m_acTEncAQU(NULL)
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, m_dAvgActivity(0.0)
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{
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}
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/** Destructor
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*/
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TEncPicQPAdaptationLayer::~TEncPicQPAdaptationLayer()
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{
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destroy();
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}
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/** Initialize member variables
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* \param iWidth Picture width
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* \param iHeight Picture height
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* \param uiAQPartWidth Width of unit block for analyzing local image characteristics
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* \param uiAQPartHeight Height of unit block for analyzing local image characteristics
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* \return Void
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*/
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Void TEncPicQPAdaptationLayer::create( Int iWidth, Int iHeight, UInt uiAQPartWidth, UInt uiAQPartHeight )
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{
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m_uiAQPartWidth = uiAQPartWidth;
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m_uiAQPartHeight = uiAQPartHeight;
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m_uiNumAQPartInWidth = (iWidth + m_uiAQPartWidth-1) / m_uiAQPartWidth;
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m_uiNumAQPartInHeight = (iHeight + m_uiAQPartHeight-1) / m_uiAQPartHeight;
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m_acTEncAQU = new TEncQPAdaptationUnit[ m_uiNumAQPartInWidth * m_uiNumAQPartInHeight ];
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}
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/** Clean up
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* \return Void
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*/
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Void TEncPicQPAdaptationLayer::destroy()
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{
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if (m_acTEncAQU)
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{
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delete[] m_acTEncAQU;
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m_acTEncAQU = NULL;
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}
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}
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/** Constructor
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*/
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TEncPic::TEncPic()
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: m_acAQLayer(NULL)
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, m_uiMaxAQDepth(0)
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{
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}
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/** Destructor
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*/
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TEncPic::~TEncPic()
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{
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destroy();
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}
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/** Initialize member variables
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* \param iWidth Picture width
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* \param iHeight Picture height
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* \param uiMaxWidth Maximum CU width
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* \param uiMaxHeight Maximum CU height
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* \param uiMaxDepth Maximum CU depth
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* \param uiMaxAQDepth Maximum depth of unit block for assigning QP adaptive to local image characteristics
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* \param bIsVirtual
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* \return Void
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*/
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Void TEncPic::create( Int iWidth, Int iHeight, ChromaFormat chromaFormat, UInt uiMaxWidth, UInt uiMaxHeight, UInt uiMaxDepth, UInt uiMaxAQDepth,
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Window &conformanceWindow, Window &defaultDisplayWindow, Int *numReorderPics, Bool bIsVirtual )
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{
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TComPic::create( iWidth, iHeight, chromaFormat, uiMaxWidth, uiMaxHeight, uiMaxDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, bIsVirtual );
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m_uiMaxAQDepth = uiMaxAQDepth;
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if ( uiMaxAQDepth > 0 )
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{
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m_acAQLayer = new TEncPicQPAdaptationLayer[ m_uiMaxAQDepth ];
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for (UInt d = 0; d < m_uiMaxAQDepth; d++)
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{
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m_acAQLayer[d].create( iWidth, iHeight, uiMaxWidth>>d, uiMaxHeight>>d );
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}
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}
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}
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/** Clean up
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* \return Void
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*/
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Void TEncPic::destroy()
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{
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if (m_acAQLayer)
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{
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delete[] m_acAQLayer;
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m_acAQLayer = NULL;
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}
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TComPic::destroy();
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}
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//! \}
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