/* 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) 2010-2012, ITU/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 ITU/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" //! \ingroup TLibCommon //! \{ // ==================================================================================================================== // 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 LGE_ILLUCOMP_B0045 Bool m_bICFlag; #endif #if LOGI_INTRA_NAME_3MPM static const UChar m_aucIntraFilter[5]; #else static const UChar m_aucIntraFilter[5][NUM_INTRA_MODE]; #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 LGE_ILLUCOMP_B0045 Bool getICFlag() { return m_bICFlag; } Void setICFlag(Bool bICFlag) { m_bICFlag = bICFlag; } #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 ); Int* getPredictorPtr ( UInt uiDirMode, UInt uiWidthBits, Int* piAdiBuf ); // ------------------------------------------------------------------------------------------------------------------- // 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 ,Bool bLMmode = false // using for LM chroma or not #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 ); private: /// 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, Bool bLMmode = false #if DEPTH_MAP_GENERATION , Bool bPrdDepthMap = false #endif ); /// constrained intra prediction Bool isAboveLeftAvailable ( TComDataCU* pcCU, UInt uiPartIdxLT ); Int isAboveAvailable ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT, Bool* bValidFlags ); Int isLeftAvailable ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB, Bool* bValidFlags ); Int isAboveRightAvailable ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT, Bool* bValidFlags ); Int isBelowLeftAvailable ( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB, Bool* bValidFlags ); }; //! \} #endif // __TCOMPATTERN__