/* The copyright in this software is being made available under the BSD * License, included below. This software may be subject to other third party * and contributor rights, including patent rights, and no such rights are * granted under this license. * * Copyright (c) 2010-2011, ISO/IEC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the ISO/IEC nor the names of its contributors may * be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ /** \file TComPattern.h \brief neighbouring pixel access classes (header) */ #ifndef __TCOMPATTERN__ #define __TCOMPATTERN__ // Include files #include #include "CommonDef.h" // ==================================================================================================================== // Class definition // ==================================================================================================================== class TComDataCU; /// neighbouring pixel access class for one component class TComPatternParam { private: Int m_iOffsetLeft; Int m_iOffsetRight; Int m_iOffsetAbove; Int m_iOffsetBottom; Pel* m_piPatternOrigin; public: Int m_iROIWidth; Int m_iROIHeight; Int m_iPatternStride; /// return starting position of buffer Pel* getPatternOrigin() { return m_piPatternOrigin; } /// return starting position of ROI (ROI = &pattern[AboveOffset][LeftOffset]) __inline Pel* getROIOrigin() { return m_piPatternOrigin + m_iPatternStride * m_iOffsetAbove + m_iOffsetLeft; } /// set parameters from Pel buffer for accessing neighbouring pixels Void setPatternParamPel ( Pel* piTexture, Int iRoiWidth, Int iRoiHeight, Int iStride, Int iOffsetLeft, Int iOffsetRight, Int iOffsetAbove, Int iOffsetBottom ); /// set parameters of one color component from CU data for accessing neighbouring pixels Void setPatternParamCU ( TComDataCU* pcCU, UChar iComp, UChar iRoiWidth, UChar iRoiHeight, Int iOffsetLeft, Int iOffsetRight, Int iOffsetAbove, Int iOffsetBottom, UInt uiPartDepth, UInt uiAbsZorderIdx #if DEPTH_MAP_GENERATION ,Bool bPrdDepthMap = false #endif ); }; /// neighbouring pixel access class for all components class TComPattern { private: TComPatternParam m_cPatternY; TComPatternParam m_cPatternCb; TComPatternParam m_cPatternCr; #if MN_DC_PRED_FILTER Bool m_bAboveFlagForDCFilt; Bool m_bLeftFlagForDCFilt; Bool m_bDCPredFilterFlag; #endif #if LM_CHROMA Bool m_bLeftAvailable; Bool m_bAboveAvailable; #endif public: // ROI & pattern information, (ROI = &pattern[AboveOffset][LeftOffset]) Pel* getROIY() { return m_cPatternY.getROIOrigin(); } Int getROIYWidth() { return m_cPatternY.m_iROIWidth; } Int getROIYHeight() { return m_cPatternY.m_iROIHeight; } Int getPatternLStride() { return m_cPatternY.m_iPatternStride; } #if MN_DC_PRED_FILTER Bool getDCPredFilterFlag() { return m_bDCPredFilterFlag; } #endif // access functions of ADI buffers Int* getAdiOrgBuf ( Int iCuWidth, Int iCuHeight, Int* piAdiBuf ); Int* getAdiCbBuf ( Int iCuWidth, Int iCuHeight, Int* piAdiBuf ); Int* getAdiCrBuf ( Int iCuWidth, Int iCuHeight, Int* piAdiBuf ); #if QC_MDIS Int* getPredictorPtr ( UInt uiDirMode, UInt uiWidthBits, Int iCuWidth, Int iCuHeight, Int* piAdiBuf ); #endif //QC_MDIS // ------------------------------------------------------------------------------------------------------------------- // initialization functions // ------------------------------------------------------------------------------------------------------------------- /// set parameters from Pel buffers for accessing neighbouring pixels Void initPattern ( Pel* piY, Pel* piCb, Pel* piCr, Int iRoiWidth, Int iRoiHeight, Int iStride, Int iOffsetLeft, Int iOffsetRight, Int iOffsetAbove, Int iOffsetBottom ); /// set parameters from CU data for accessing neighbouring pixels Void initPattern ( TComDataCU* pcCU, UInt uiPartDepth, UInt uiAbsPartIdx #if DEPTH_MAP_GENERATION ,Bool bPrdDepthMap = false #endif ); /// set luma parameters from CU data for accessing ADI data Void initAdiPattern ( TComDataCU* pcCU, UInt uiZorderIdxInPart, UInt uiPartDepth, Int* piAdiBuf, Int iOrgBufStride, Int iOrgBufHeight, Bool& bAbove, Bool& bLeft #if DEPTH_MAP_GENERATION , Bool bPrdDepthMap = false, UInt uiSubSampExpX = 0, UInt uiSubSampExpY = 0 #endif ); /// set chroma parameters from CU data for accessing ADI data Void initAdiPatternChroma ( TComDataCU* pcCU, UInt uiZorderIdxInPart, UInt uiPartDepth, Int* piAdiBuf, Int iOrgBufStride, Int iOrgBufHeight, Bool& bAbove, Bool& bLeft ); #if LM_CHROMA Bool isLeftAvailable() { return m_bLeftAvailable; } Bool isAboveAvailable() { return m_bAboveAvailable; } #endif #if (CONSTRAINED_INTRA_PRED || REFERENCE_SAMPLE_PADDING) private: #if REFERENCE_SAMPLE_PADDING /// padding of unavailable reference samples for intra prediction Void fillReferenceSamples ( TComDataCU* pcCU, Pel* piRoiOrigin, Int* piAdiTemp, Bool* bNeighborFlags, Int iNumIntraNeighbor, Int iUnitSize, Int iNumUnitsInCu, Int iTotalUnits, UInt uiCuWidth, UInt uiCuHeight, UInt uiWidth, UInt uiHeight, Int iPicStride #if DEPTH_MAP_GENERATION , Bool bPrdDepthMap #endif ); #endif #if CONSTRAINED_INTRA_PRED /// constrained intra prediction Bool isAboveLeftAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT ); #if REFERENCE_SAMPLE_PADDING Int isAboveAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT, Bool* bValidFlags ); Int isLeftAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB, Bool* bValidFlags ); Int isAboveRightAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT, Bool* bValidFlags ); Int isBelowLeftAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB, Bool* bValidFlags ); #else Bool isAboveAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT ); Bool isLeftAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB ); Bool isAboveRightAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT ); Bool isBelowLeftAvailableForCIP ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB ); #endif #endif // CONSTRAINED_INTRA_PRED #endif }; #endif // __TCOMPATTERN__