[313] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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[595] | 6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
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[313] | 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TComSampleAdaptiveOffset.h |
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| 35 | \brief sample adaptive offset class (header) |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef __TCOMSAMPLEADAPTIVEOFFSET__ |
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| 39 | #define __TCOMSAMPLEADAPTIVEOFFSET__ |
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| 40 | |
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| 41 | #include "CommonDef.h" |
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| 42 | #include "TComPic.h" |
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| 43 | |
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| 44 | //! \ingroup TLibCommon |
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| 45 | //! \{ |
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| 46 | |
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| 47 | // ==================================================================================================================== |
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| 48 | // Constants |
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| 49 | // ==================================================================================================================== |
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| 50 | |
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[540] | 51 | #define MAX_SAO_TRUNCATED_BITDEPTH 10 |
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| 52 | // ==================================================================================================================== |
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| 53 | // Class definition |
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| 54 | // ==================================================================================================================== |
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[644] | 55 | #if !SVC_EXTENSION |
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[540] | 56 | extern UInt g_saoMaxOffsetQVal[NUM_SAO_COMPONENTS]; |
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[644] | 57 | #endif |
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[652] | 58 | #if SAO_SGN_FUNC |
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| 59 | template <typename T> int sgn(T val) |
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| 60 | { |
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| 61 | return (T(0) < val) - (val < T(0)); |
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| 62 | } |
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| 63 | #endif |
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[540] | 64 | |
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| 65 | class TComSampleAdaptiveOffset |
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| 66 | { |
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| 67 | public: |
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| 68 | TComSampleAdaptiveOffset(); |
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| 69 | virtual ~TComSampleAdaptiveOffset(); |
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| 70 | Void SAOProcess(TComPic* pDecPic); |
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| 71 | #if AUXILIARY_PICTURES |
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| 72 | Void create( Int picWidth, Int picHeight, ChromaFormat chromaFormatIDC, UInt maxCUWidth, UInt maxCUHeight, UInt maxCUDepth ); |
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| 73 | #else |
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| 74 | Void create( Int picWidth, Int picHeight, UInt maxCUWidth, UInt maxCUHeight, UInt maxCUDepth ); |
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| 75 | #endif |
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| 76 | Void destroy(); |
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| 77 | Void reconstructBlkSAOParams(TComPic* pic, SAOBlkParam* saoBlkParams); |
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| 78 | Void PCMLFDisableProcess (TComPic* pcPic); |
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[644] | 79 | #if SVC_EXTENSION |
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| 80 | UInt* getSaoMaxOffsetQVal() { return m_saoMaxOffsetQVal; } |
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| 81 | #endif |
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[540] | 82 | protected: |
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| 83 | Void offsetBlock(Int compIdx, Int typeIdx, Int* offset, Pel* srcBlk, Pel* resBlk, Int srcStride, Int resStride, Int width, Int height |
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| 84 | , Bool isLeftAvail, Bool isRightAvail, Bool isAboveAvail, Bool isBelowAvail, Bool isAboveLeftAvail, Bool isAboveRightAvail, Bool isBelowLeftAvail, Bool isBelowRightAvail); |
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| 85 | Pel* getPicBuf(TComPicYuv* pPicYuv, Int compIdx); |
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| 86 | Void invertQuantOffsets(Int compIdx, Int typeIdc, Int typeAuxInfo, Int* dstOffsets, Int* srcOffsets); |
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| 87 | Void reconstructBlkSAOParam(SAOBlkParam& recParam, std::vector<SAOBlkParam*>& mergeList); |
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| 88 | Int getMergeList(TComPic* pic, Int ctu, SAOBlkParam* blkParams, std::vector<SAOBlkParam*>& mergeList); |
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| 89 | Void offsetCTU(Int ctu, TComPicYuv* srcYuv, TComPicYuv* resYuv, SAOBlkParam& saoblkParam, TComPic* pPic); |
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| 90 | Void xPCMRestoration(TComPic* pcPic); |
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| 91 | Void xPCMCURestoration ( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth ); |
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| 92 | Void xPCMSampleRestoration (TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, TextType ttText); |
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| 93 | protected: |
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| 94 | UInt m_offsetStepLog2[NUM_SAO_COMPONENTS]; //offset step |
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| 95 | Int* m_offsetClip[NUM_SAO_COMPONENTS]; //clip table for fast operation |
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[652] | 96 | #if !SAO_SGN_FUNC |
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[540] | 97 | Short* m_sign; //sign table for fast operation |
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[652] | 98 | #endif |
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[540] | 99 | TComPicYuv* m_tempPicYuv; //temporary buffer |
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| 100 | Int m_picWidth; |
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| 101 | Int m_picHeight; |
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| 102 | Int m_maxCUWidth; |
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| 103 | Int m_maxCUHeight; |
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| 104 | Int m_numCTUInWidth; |
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| 105 | Int m_numCTUInHeight; |
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| 106 | Int m_numCTUsPic; |
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| 107 | |
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| 108 | |
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| 109 | Int m_lineBufWidth; |
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| 110 | Char* m_signLineBuf1; |
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| 111 | Char* m_signLineBuf2; |
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| 112 | private: |
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| 113 | Bool m_picSAOEnabled[NUM_SAO_COMPONENTS]; |
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| 114 | Int* m_offsetClipTable[NUM_SAO_COMPONENTS]; |
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[652] | 115 | #if !SAO_SGN_FUNC |
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[540] | 116 | Short* m_signTable; |
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[652] | 117 | #endif |
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[644] | 118 | #if SVC_EXTENSION |
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| 119 | UInt m_saoMaxOffsetQVal[NUM_SAO_COMPONENTS]; |
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| 120 | #endif |
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[540] | 121 | }; |
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| 122 | |
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[313] | 123 | //! \} |
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| 124 | #endif |
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| 125 | |
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