[56] | 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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[1313] | 4 | * granted under this license. |
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[56] | 5 | * |
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[1179] | 6 | * Copyright (c) 2010-2015, ITU/ISO/IEC |
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[56] | 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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[1313] | 47 | |
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[56] | 48 | // ==================================================================================================================== |
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| 49 | // Constants |
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| 50 | // ==================================================================================================================== |
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| 51 | |
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[1313] | 52 | #define MAX_SAO_TRUNCATED_BITDEPTH 10 |
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| 53 | |
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[56] | 54 | // ==================================================================================================================== |
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| 55 | // Class definition |
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| 56 | // ==================================================================================================================== |
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| 57 | |
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[1313] | 58 | template <typename T> Int sgn(T val) |
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[964] | 59 | { |
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| 60 | return (T(0) < val) - (val < T(0)); |
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| 61 | } |
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| 62 | |
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[56] | 63 | class TComSampleAdaptiveOffset |
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| 64 | { |
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| 65 | public: |
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[872] | 66 | TComSampleAdaptiveOffset(); |
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[56] | 67 | virtual ~TComSampleAdaptiveOffset(); |
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[872] | 68 | Void SAOProcess(TComPic* pDecPic); |
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[1313] | 69 | Void create( Int picWidth, Int picHeight, ChromaFormat format, UInt maxCUWidth, UInt maxCUHeight, UInt maxCUDepth, UInt lumaBitShift, UInt chromaBitShift ); |
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[872] | 70 | Void destroy(); |
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| 71 | Void reconstructBlkSAOParams(TComPic* pic, SAOBlkParam* saoBlkParams); |
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| 72 | Void PCMLFDisableProcess (TComPic* pcPic); |
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[1313] | 73 | static Int getMaxOffsetQVal(const Int channelBitDepth) { return (1<<(std::min<Int>(channelBitDepth,MAX_SAO_TRUNCATED_BITDEPTH)-5))-1; } //Table 9-32, inclusive |
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| 74 | |
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[872] | 75 | protected: |
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[1313] | 76 | Void offsetBlock(const Int channelBitDepth, Int typeIdx, Int* offset, Pel* srcBlk, Pel* resBlk, Int srcStride, Int resStride, Int width, Int height |
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[872] | 77 | , Bool isLeftAvail, Bool isRightAvail, Bool isAboveAvail, Bool isBelowAvail, Bool isAboveLeftAvail, Bool isAboveRightAvail, Bool isBelowLeftAvail, Bool isBelowRightAvail); |
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[1313] | 78 | Void invertQuantOffsets(ComponentID compIdx, Int typeIdc, Int typeAuxInfo, Int* dstOffsets, Int* srcOffsets); |
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| 79 | Void reconstructBlkSAOParam(SAOBlkParam& recParam, SAOBlkParam* mergeList[NUM_SAO_MERGE_TYPES]); |
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| 80 | Int getMergeList(TComPic* pic, Int ctuRsAddr, SAOBlkParam* blkParams, SAOBlkParam* mergeList[NUM_SAO_MERGE_TYPES]); |
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| 81 | Void offsetCTU(Int ctuRsAddr, TComPicYuv* srcYuv, TComPicYuv* resYuv, SAOBlkParam& saoblkParam, TComPic* pPic); |
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[872] | 82 | Void xPCMRestoration(TComPic* pcPic); |
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| 83 | Void xPCMCURestoration ( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth ); |
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[1313] | 84 | Void xPCMSampleRestoration (TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, const ComponentID compID); |
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[872] | 85 | protected: |
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[1313] | 86 | UInt m_offsetStepLog2[MAX_NUM_COMPONENT]; //offset step |
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[872] | 87 | TComPicYuv* m_tempPicYuv; //temporary buffer |
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| 88 | Int m_picWidth; |
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| 89 | Int m_picHeight; |
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| 90 | Int m_maxCUWidth; |
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| 91 | Int m_maxCUHeight; |
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| 92 | Int m_numCTUInWidth; |
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| 93 | Int m_numCTUInHeight; |
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| 94 | Int m_numCTUsPic; |
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[1313] | 95 | |
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| 96 | |
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[872] | 97 | Int m_lineBufWidth; |
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| 98 | Char* m_signLineBuf1; |
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| 99 | Char* m_signLineBuf2; |
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[1313] | 100 | ChromaFormat m_chromaFormatIDC; |
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[872] | 101 | private: |
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[1313] | 102 | Bool m_picSAOEnabled[MAX_NUM_COMPONENT]; |
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[56] | 103 | }; |
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| 104 | |
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| 105 | //! \} |
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| 106 | #endif |
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| 107 | |
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