source: 3DVCSoftware/branches/HTM-15.2-dev/source/Lib/TLibCommon/TComPrediction.h @ 1365

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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license.
5 *
6 * Copyright (c) 2010-2015, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
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21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TComPrediction.h
35    \brief    prediction class (header)
36*/
37
38#ifndef __TCOMPREDICTION__
39#define __TCOMPREDICTION__
40
41
42// Include files
43#include "TComYuv.h"
44#include "TComInterpolationFilter.h"
45#include "TComWeightPrediction.h"
46
47#if NH_3D_ARP
48#include "TComPic.h"
49#endif
50// forward declaration
51class TComMv;
52class TComTU; 
53
54//! \ingroup TLibCommon
55//! \{
56
57// ====================================================================================================================
58// Class definition
59// ====================================================================================================================
60
61/// prediction class
62typedef enum PRED_BUF_E
63{
64  PRED_BUF_UNFILTERED=0,
65  PRED_BUF_FILTERED=1,
66  NUM_PRED_BUF=2
67} PRED_BUF;
68
69static const UInt MAX_INTRA_FILTER_DEPTHS=5;
70
71class TComPrediction : public TComWeightPrediction
72{
73private:
74  static const UChar m_aucIntraFilter[MAX_NUM_CHANNEL_TYPE][MAX_INTRA_FILTER_DEPTHS];
75
76protected:
77  Pel*      m_piYuvExt[MAX_NUM_COMPONENT][NUM_PRED_BUF];
78  Int       m_iYuvExtSize;
79
80  TComYuv   m_acYuvPred[NUM_REF_PIC_LIST_01];
81  TComYuv   m_cYuvPredTemp;
82#if NH_3D_ARP
83  TComYuv   m_acYuvPredBase[2];
84#endif
85  TComYuv m_filteredBlock[LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS][LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS];
86  TComYuv m_filteredBlockTmp[LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS];
87
88  TComInterpolationFilter m_if;
89
90  Pel*   m_pLumaRecBuffer;       ///< array for downsampled reconstructed luma sample
91  Int    m_iLumaRecStride;       ///< stride of #m_pLumaRecBuffer array
92#if NH_3D_IC
93  UInt   m_uiaShift[ 64 ];       // Table for multiplication to substitue of division operation
94#endif
95
96#if NH_3D_VSP
97  Int*    m_pDepthBlock;         ///< Store a depth block, local variable, to prevent memory allocation every time
98  TComYuv m_cYuvDepthOnVsp;
99#endif
100  Void xPredIntraAng            ( Int bitDepth, const Pel* pSrc, Int srcStride, Pel* pDst, Int dstStride, UInt width, UInt height, ChannelType channelType, UInt dirMode, const Bool bEnableEdgeFilters );
101  Void xPredIntraPlanar         ( const Pel* pSrc, Int srcStride, Pel* rpDst, Int dstStride, UInt width, UInt height );
102
103  // motion compensation functions
104#if NH_3D_ARP
105  Void xPredInterUniARP         ( TComDataCU* pcCU,                          UInt uiPartAddr,               Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi );
106  Void xPredInterUniARPviewRef  ( TComDataCU* pcCU,                          UInt uiPartAddr,               Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi );
107  Bool xCheckBiInterviewARP     ( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eBaseRefPicList, TComPic*& pcPicYuvCurrTRef, TComMv& cBaseTMV, Int& iCurrTRefPoc );
108#endif
109
110  Void xPredInterUni            ( TComDataCU* pcCU,                          UInt uiPartAddr,               Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv* pcYuvPred, Bool bi=false          );
111  Void xPredInterBi             ( TComDataCU* pcCU,                          UInt uiPartAddr,               Int iWidth, Int iHeight,                         TComYuv* pcYuvPred          );
112#if NH_3D_VSP
113  Void xPredInterUniVSP         ( TComDataCU* pcCU,                          UInt uiPartAddr,               Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi=false          );
114  Void xPredInterBiVSP          ( TComDataCU* pcCU,                          UInt uiPartAddr,               Int iWidth, Int iHeight,                         TComYuv*& rpcYuvPred );
115#endif
116
117#if NH_3D
118  Void xPredInterBlk(const ComponentID compID, TComDataCU *cu, TComPicYuv *refPic, UInt partAddr, TComMv *mv, Int width, Int height, TComYuv *dstPic, Bool bi, const Int bitDepth
119#if NH_3D_ARP
120    , Bool filterType = false
121#endif
122#if NH_3D_IC
123    , Bool bICFlag    = false
124#endif
125 );
126#else
127  Void xPredInterBlk(const ComponentID compID, TComDataCU *cu, TComPicYuv *refPic, UInt partAddr, TComMv *mv, Int width, Int height, TComYuv *dstPic, Bool bi, const Int bitDepth );
128#endif
129#if NH_3D_VSP
130  Void xPredInterUniSubPU        ( TComDataCU *cu, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi, Int widthSubPU=4, Int heightSubPU=4 );
131#endif
132
133  Void xWeightedAverage         ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, Int iRefIdx0, Int iRefIdx1, UInt uiPartAddr, Int iWidth, Int iHeight, TComYuv* pcYuvDst, const BitDepths &clipBitDepths  );
134
135  Void xGetLLSPrediction ( const Pel* pSrc0, Int iSrcStride, Pel* pDst0, Int iDstStride, UInt uiWidth, UInt uiHeight, UInt uiExt0, const ChromaFormat chFmt  DEBUG_STRING_FN_DECLARE(sDebug) );
136#if NH_3D_IC
137  Void xGetLLSICPrediction( const ComponentID compID, TComDataCU* pcCU, TComMv *pMv, TComPicYuv *pRefPic, Int &a, Int &b, const Int bitDepth);
138#endif
139  Void xDCPredFiltering( const Pel* pSrc, Int iSrcStride, Pel* pDst, Int iDstStride, Int iWidth, Int iHeight, ChannelType channelType );
140  Bool xCheckIdenticalMotion    ( TComDataCU* pcCU, UInt PartAddr);
141#if NH_3D_SPIVMP
142  Bool xCheckTwoSPMotion ( TComDataCU* pcCU, UInt PartAddr0, UInt PartAddr1 );
143  Void xGetSubPUAddrAndMerge(TComDataCU* pcCU, UInt uiPartAddr, Int iSPWidth, Int iSPHeight, Int iNumSPInOneLine, Int iNumSP, UInt* uiMergedSPW, UInt* uiMergedSPH, UInt* uiSPAddr );
144#endif
145
146  Void destroy();
147
148public:
149  TComPrediction();
150  virtual ~TComPrediction();
151
152  Void    initTempBuff(ChromaFormat chromaFormatIDC);
153
154  ChromaFormat getChromaFormat() const { return m_cYuvPredTemp.getChromaFormat(); }
155
156  // inter
157  Void motionCompensation         ( TComDataCU*  pcCU, TComYuv* pcYuvPred, RefPicList eRefPicList = REF_PIC_LIST_X, Int iPartIdx = -1 );
158
159  // motion vector prediction
160  Void getMvPredAMVP              ( TComDataCU* pcCU, UInt uiPartIdx, UInt uiPartAddr, RefPicList eRefPicList, TComMv& rcMvPred );
161
162  // Angular Intra
163  Void predIntraAng               ( const ComponentID compID, UInt uiDirMode, Pel *piOrg /* Will be null for decoding */, UInt uiOrgStride, Pel* piPred, UInt uiStride, TComTU &rTu, const Bool bUseFilteredPredSamples, const Bool bUseLosslessDPCM = false );
164
165  Pel  predIntraGetPredValDC      ( const Pel* pSrc, Int iSrcStride, UInt iWidth, UInt iHeight);
166#if NH_3D_DMM
167  Void predIntraLumaDmm           ( TComDataCU* pcCU, UInt uiAbsPartIdx, DmmID dmmType, Pel* piPred, UInt uiStride, Int iWidth, Int iHeight );
168  Void predContourFromTex         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, Bool* segPattern );
169  Void predBiSegDCs               ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, Bool* biSegPattern, Int patternStride, Pel& predDC1, Pel& predDC2 );
170  Void assignBiSegDCs             ( Pel* ptrDst, UInt dstStride, Bool* biSegPattern, Int patternStride, Pel valDC1, Pel valDC2 );
171#endif
172#if NH_3D_SDC_INTRA
173  Void predConstantSDC            ( Pel* ptrSrc, UInt srcStride, UInt uiSize, Pel& predDC );
174#endif
175 
176#if NH_3D_DBBP
177  PartSize      getPartitionSizeFromDepth(Pel* pDepthPels, UInt uiDepthStride, UInt uiSize, TComDataCU*& pcCU);
178  Bool          getSegmentMaskFromDepth( Pel* pDepthPels, UInt uiDepthStride, UInt uiWidth, UInt uiHeight, Bool* pMask, TComDataCU*& pcCU);
179  Void          combineSegmentsWithMask( TComYuv* pInYuv[2], TComYuv* pOutYuv, Bool* pMask, UInt uiWidth, UInt uiHeight, UInt uiPartAddr, UInt partSize, Int bitDepthY );
180#endif
181#if NH_3D
182  Pel  predIntraGetPredValDC      ( const Pel* pSrc, Int iSrcStride, UInt iWidth, UInt iHeight, Bool bAbove, Bool bLeft );
183#endif
184  Pel*  getPredictorPtr           ( const ComponentID compID, const Bool bUseFilteredPredictions )
185  {
186    return m_piYuvExt[compID][bUseFilteredPredictions?PRED_BUF_FILTERED:PRED_BUF_UNFILTERED];
187  }
188
189  // This function is actually still in TComPattern.cpp
190  /// set parameters from CU data for accessing intra data
191  Void initIntraPatternChType ( TComTU &rTu,
192                              const ComponentID compID, const Bool bFilterRefSamples
193                              DEBUG_STRING_FN_DECLARE(sDebug)
194                              );
195
196  static Bool filteringIntraReferenceSamples(const ComponentID compID, UInt uiDirMode, UInt uiTuChWidth, UInt uiTuChHeight, const ChromaFormat chFmt, const Bool intraReferenceSmoothingDisabled);
197
198  static Bool UseDPCMForFirstPassIntraEstimation(TComTU &rTu, const UInt uiDirMode);
199};
200
201//! \}
202
203#endif // __TCOMPREDICTION__
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