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source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibCommon/TComDataCU.h @ 1353

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Last change on this file since 1353 was 1316, checked in by seregin, 9 years ago
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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.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 TComDataCU.h
35	\brief CU data structure (header)
36	\todo not all entities are documented
37	*/
38
39	#ifndef __TCOMDATACU__
40	#define __TCOMDATACU__
41
42	#include <algorithm>
43	#include <vector>
44
45	// Include files
46	#include "CommonDef.h"
47	#include "TComMotionInfo.h"
48	#include "TComSlice.h"
49	#include "TComRdCost.h"
50	#include "TComPattern.h"
51
52	//! \ingroup TLibCommon
53	//! \{
54
55	class TComTU; // forward declaration
56
57	static const UInt NUM_MOST_PROBABLE_MODES=3;
58
59	// ====================================================================================================================
60	// Class definition
61	// ====================================================================================================================
62
63	/// CU data structure class
64	class TComDataCU
65	{
66	private:
67
68	// -------------------------------------------------------------------------------------------------------------------
69	// class pointers
70	// -------------------------------------------------------------------------------------------------------------------
71
72	TComPic* m_pcPic; ///< picture class pointer
73	TComSlice* m_pcSlice; ///< slice header pointer
74
75	// -------------------------------------------------------------------------------------------------------------------
76	// CU description
77	// -------------------------------------------------------------------------------------------------------------------
78
79	UInt m_ctuRsAddr; ///< CTU (also known as LCU) address in a slice (Raster-scan address, as opposed to tile-scan/encoding order).
80	UInt m_absZIdxInCtu; ///< absolute address in a CTU. It's Z scan order
81	UInt m_uiCUPelX; ///< CU position in a pixel (X)
82	UInt m_uiCUPelY; ///< CU position in a pixel (Y)
83	UInt m_uiNumPartition; ///< total number of minimum partitions in a CU
84	UChar* m_puhWidth; ///< array of widths
85	UChar* m_puhHeight; ///< array of heights
86	UChar* m_puhDepth; ///< array of depths
87	Int m_unitSize; ///< size of a "minimum partition"
88
89	#if SVC_EXTENSION
90	UInt m_layerId; ///< layer id
91	#endif
92
93	// -------------------------------------------------------------------------------------------------------------------
94	// CU data
95	// -------------------------------------------------------------------------------------------------------------------
96
97	Bool* m_skipFlag; ///< array of skip flags
98	Char* m_pePartSize; ///< array of partition sizes
99	Char* m_pePredMode; ///< array of prediction modes
100	Char* m_crossComponentPredictionAlpha[MAX_NUM_COMPONENT]; ///< array of cross-component prediction alpha values
101	Bool* m_CUTransquantBypass; ///< array of cu_transquant_bypass flags
102	Char* m_phQP; ///< array of QP values
103	UChar* m_ChromaQpAdj; ///< array of chroma QP adjustments (indexed). when value = 0, cu_chroma_qp_offset_flag=0; when value>0, indicates cu_chroma_qp_offset_flag=1 and cu_chroma_qp_offset_idx=value-1
104	UInt m_codedChromaQpAdj;
105	UChar* m_puhTrIdx; ///< array of transform indices
106	UChar* m_puhTransformSkip[MAX_NUM_COMPONENT];///< array of transform skipping flags
107	UChar* m_puhCbf[MAX_NUM_COMPONENT]; ///< array of coded block flags (CBF)
108	TComCUMvField m_acCUMvField[NUM_REF_PIC_LIST_01]; ///< array of motion vectors.
109	TCoeff* m_pcTrCoeff[MAX_NUM_COMPONENT]; ///< array of transform coefficient buffers (0->Y, 1->Cb, 2->Cr)
110	#if ADAPTIVE_QP_SELECTION
111	TCoeff* m_pcArlCoeff[MAX_NUM_COMPONENT]; // ARL coefficient buffer (0->Y, 1->Cb, 2->Cr)
112	Bool m_ArlCoeffIsAliasedAllocation; ///< ARL coefficient buffer is an alias of the global buffer and must not be free()'d
113	#endif
114
115	Pel* m_pcIPCMSample[MAX_NUM_COMPONENT]; ///< PCM sample buffer (0->Y, 1->Cb, 2->Cr)
116
117	// -------------------------------------------------------------------------------------------------------------------
118	// neighbour access variables
119	// -------------------------------------------------------------------------------------------------------------------
120
121	TComDataCU* m_pCtuAboveLeft; ///< pointer of above-left CTU.
122	TComDataCU* m_pCtuAboveRight; ///< pointer of above-right CTU.
123	TComDataCU* m_pCtuAbove; ///< pointer of above CTU.
124	TComDataCU* m_pCtuLeft; ///< pointer of left CTU
125	TComDataCU* m_apcCUColocated[NUM_REF_PIC_LIST_01]; ///< pointer of temporally colocated CU's for both directions
126	TComMvField m_cMvFieldA; ///< motion vector of position A
127	TComMvField m_cMvFieldB; ///< motion vector of position B
128	TComMvField m_cMvFieldC; ///< motion vector of position C
129	TComMv m_cMvPred; ///< motion vector predictor
130
131	// -------------------------------------------------------------------------------------------------------------------
132	// coding tool information
133	// -------------------------------------------------------------------------------------------------------------------
134
135	Bool* m_pbMergeFlag; ///< array of merge flags
136	UChar* m_puhMergeIndex; ///< array of merge candidate indices
137	#if AMP_MRG
138	Bool m_bIsMergeAMP;
139	#endif
140	UChar* m_puhIntraDir[MAX_NUM_CHANNEL_TYPE]; // 0-> Luma, 1-> Chroma
141	UChar* m_puhInterDir; ///< array of inter directions
142	Char* m_apiMVPIdx[NUM_REF_PIC_LIST_01]; ///< array of motion vector predictor candidates
143	Char* m_apiMVPNum[NUM_REF_PIC_LIST_01]; ///< array of number of possible motion vectors predictors
144	Bool* m_pbIPCMFlag; ///< array of intra_pcm flags
145
146	// -------------------------------------------------------------------------------------------------------------------
147	// misc. variables
148	// -------------------------------------------------------------------------------------------------------------------
149
150	Bool m_bDecSubCu; ///< indicates decoder-mode
151	Double m_dTotalCost; ///< sum of partition RD costs
152	Distortion m_uiTotalDistortion; ///< sum of partition distortion
153	UInt m_uiTotalBits; ///< sum of partition bits
154	UInt m_uiTotalBins; ///< sum of partition bins
155	Char m_codedQP;
156	UChar* m_explicitRdpcmMode[MAX_NUM_COMPONENT]; ///< Stores the explicit RDPCM mode for all TUs belonging to this CU
157
158	protected:
159
160	/// add possible motion vector predictor candidates
161	Bool xAddMVPCand ( AMVPInfo* pInfo, RefPicList eRefPicList, Int iRefIdx, UInt uiPartUnitIdx, MVP_DIR eDir );
162	Bool xAddMVPCandOrder ( AMVPInfo* pInfo, RefPicList eRefPicList, Int iRefIdx, UInt uiPartUnitIdx, MVP_DIR eDir );
163
164	Void deriveRightBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxRB );
165	Bool xGetColMVP( RefPicList eRefPicList, Int ctuRsAddr, Int uiPartUnitIdx, TComMv& rcMv, Int& riRefIdx );
166
167	/// compute scaling factor from POC difference
168	Int xGetDistScaleFactor ( Int iCurrPOC, Int iCurrRefPOC, Int iColPOC, Int iColRefPOC );
169
170	Void xDeriveCenterIdx( UInt uiPartIdx, UInt& ruiPartIdxCenter );
171
172	public:
173	TComDataCU();
174	virtual ~TComDataCU();
175
176	// -------------------------------------------------------------------------------------------------------------------
177	// create / destroy / initialize / copy
178	// -------------------------------------------------------------------------------------------------------------------
179
180	Void create ( ChromaFormat chromaFormatIDC, UInt uiNumPartition, UInt uiWidth, UInt uiHeight, Bool bDecSubCu, Int unitSize
181	#if ADAPTIVE_QP_SELECTION
182	, TCoeff *pParentARLBuffer = 0
183	#endif
184	);
185	Void destroy ();
186
187	Void initCtu ( TComPic* pcPic, UInt ctuRsAddr );
188	Void initEstData ( const UInt uiDepth, const Int qp, const Bool bTransquantBypass );
189	Void initSubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth, Int qp );
190	Void setOutsideCUPart ( UInt uiAbsPartIdx, UInt uiDepth );
191
192	Void copySubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx );
193	Void copyInterPredInfoFrom ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList );
194	Void copyPartFrom ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
195
196	Void copyToPic ( UChar uiDepth );
197
198	// -------------------------------------------------------------------------------------------------------------------
199	// member functions for CU description
200	// -------------------------------------------------------------------------------------------------------------------
201
202	TComPic* getPic () { return m_pcPic; }
203	const TComPic* getPic () const { return m_pcPic; }
204	TComSlice* getSlice () { return m_pcSlice; }
205	const TComSlice* getSlice () const { return m_pcSlice; }
206	UInt& getCtuRsAddr () { return m_ctuRsAddr; }
207	UInt getCtuRsAddr () const { return m_ctuRsAddr; }
208	UInt getZorderIdxInCtu () const { return m_absZIdxInCtu; }
209	UInt getCUPelX () const { return m_uiCUPelX; }
210	UInt getCUPelY () const { return m_uiCUPelY; }
211
212	UChar* getDepth () { return m_puhDepth; }
213	UChar getDepth ( UInt uiIdx ) const { return m_puhDepth[uiIdx]; }
214	Void setDepth ( UInt uiIdx, UChar uh ) { m_puhDepth[uiIdx] = uh; }
215
216	Void setDepthSubParts ( UInt uiDepth, UInt uiAbsPartIdx );
217
218	// -------------------------------------------------------------------------------------------------------------------
219	// member functions for CU data
220	// -------------------------------------------------------------------------------------------------------------------
221
222	Char* getPartitionSize () { return m_pePartSize; }
223	PartSize getPartitionSize ( UInt uiIdx ) { return static_cast<PartSize>( m_pePartSize[uiIdx] ); }
224	Void setPartitionSize ( UInt uiIdx, PartSize uh){ m_pePartSize[uiIdx] = uh; }
225	Void setPartSizeSubParts ( PartSize eMode, UInt uiAbsPartIdx, UInt uiDepth );
226	Void setCUTransquantBypassSubParts( Bool flag, UInt uiAbsPartIdx, UInt uiDepth );
227
228	Bool* getSkipFlag () { return m_skipFlag; }
229	Bool getSkipFlag (UInt idx) { return m_skipFlag[idx]; }
230	Void setSkipFlag ( UInt idx, Bool skip) { m_skipFlag[idx] = skip; }
231	Void setSkipFlagSubParts ( Bool skip, UInt absPartIdx, UInt depth );
232
233	Char* getPredictionMode () { return m_pePredMode; }
234	PredMode getPredictionMode ( UInt uiIdx ) { return static_cast<PredMode>( m_pePredMode[uiIdx] ); }
235	Void setPredictionMode ( UInt uiIdx, PredMode uh){ m_pePredMode[uiIdx] = uh; }
236	Void setPredModeSubParts ( PredMode eMode, UInt uiAbsPartIdx, UInt uiDepth );
237
238	Char* getCrossComponentPredictionAlpha( ComponentID compID ) { return m_crossComponentPredictionAlpha[compID]; }
239	Char getCrossComponentPredictionAlpha( UInt uiIdx, ComponentID compID ) { return m_crossComponentPredictionAlpha[compID][uiIdx]; }
240
241	Bool* getCUTransquantBypass () { return m_CUTransquantBypass; }
242	Bool getCUTransquantBypass( UInt uiIdx ) { return m_CUTransquantBypass[uiIdx]; }
243
244	UChar* getWidth () { return m_puhWidth; }
245	UChar getWidth ( UInt uiIdx ) { return m_puhWidth[uiIdx]; }
246	Void setWidth ( UInt uiIdx, UChar uh ) { m_puhWidth[uiIdx] = uh; }
247
248	UChar* getHeight () { return m_puhHeight; }
249	UChar getHeight ( UInt uiIdx ) { return m_puhHeight[uiIdx]; }
250	Void setHeight ( UInt uiIdx, UChar uh ) { m_puhHeight[uiIdx] = uh; }
251
252	Void setSizeSubParts ( UInt uiWidth, UInt uiHeight, UInt uiAbsPartIdx, UInt uiDepth );
253
254	Char* getQP () { return m_phQP; }
255	Char getQP ( UInt uiIdx ) const { return m_phQP[uiIdx]; }
256	Void setQP ( UInt uiIdx, Char value ){ m_phQP[uiIdx] = value; }
257	Void setQPSubParts ( Int qp, UInt uiAbsPartIdx, UInt uiDepth );
258	Int getLastValidPartIdx ( Int iAbsPartIdx );
259	Char getLastCodedQP ( UInt uiAbsPartIdx );
260	Void setQPSubCUs ( Int qp, UInt absPartIdx, UInt depth, Bool &foundNonZeroCbf );
261	Void setCodedQP ( Char qp ) { m_codedQP = qp; }
262	Char getCodedQP () { return m_codedQP; }
263
264	UChar* getChromaQpAdj () { return m_ChromaQpAdj; } ///< array of chroma QP adjustments (indexed). when value = 0, cu_chroma_qp_offset_flag=0; when value>0, indicates cu_chroma_qp_offset_flag=1 and cu_chroma_qp_offset_idx=value-1
265	UChar getChromaQpAdj (Int idx) const { return m_ChromaQpAdj[idx]; } ///< When value = 0, cu_chroma_qp_offset_flag=0; when value>0, indicates cu_chroma_qp_offset_flag=1 and cu_chroma_qp_offset_idx=value-1
266	Void setChromaQpAdj (Int idx, UChar val) { m_ChromaQpAdj[idx] = val; } ///< When val = 0, cu_chroma_qp_offset_flag=0; when val>0, indicates cu_chroma_qp_offset_flag=1 and cu_chroma_qp_offset_idx=val-1
267	Void setChromaQpAdjSubParts( UChar val, Int absPartIdx, Int depth );
268	Void setCodedChromaQpAdj ( Char qp ) { m_codedChromaQpAdj = qp; }
269	Char getCodedChromaQpAdj () { return m_codedChromaQpAdj; }
270
271	Bool isLosslessCoded ( UInt absPartIdx );
272
273	UChar* getTransformIdx () { return m_puhTrIdx; }
274	UChar getTransformIdx ( UInt uiIdx ) { return m_puhTrIdx[uiIdx]; }
275	Void setTrIdxSubParts ( UInt uiTrIdx, UInt uiAbsPartIdx, UInt uiDepth );
276
277	UChar* getTransformSkip ( ComponentID compID ) { return m_puhTransformSkip[compID];}
278	UChar getTransformSkip ( UInt uiIdx, ComponentID compID) { return m_puhTransformSkip[compID][uiIdx];}
279	Void setTransformSkipSubParts ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth);
280	Void setTransformSkipSubParts ( const UInt useTransformSkip[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
281
282	UChar* getExplicitRdpcmMode ( ComponentID component ) { return m_explicitRdpcmMode[component]; }
283	UChar getExplicitRdpcmMode ( ComponentID component, UInt partIdx ) {return m_explicitRdpcmMode[component][partIdx]; }
284	Void setExplicitRdpcmModePartRange ( UInt rdpcmMode, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
285
286	Bool isRDPCMEnabled ( UInt uiAbsPartIdx ) { return getSlice()->getSPS()->getSpsRangeExtension().getRdpcmEnabledFlag(isIntra(uiAbsPartIdx) ? RDPCM_SIGNAL_IMPLICIT : RDPCM_SIGNAL_EXPLICIT); }
287
288	Void setCrossComponentPredictionAlphaPartRange ( Char alphaValue, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
289	Void setTransformSkipPartRange ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
290
291	UInt getQuadtreeTULog2MinSizeInCU( UInt uiIdx );
292
293	TComCUMvField* getCUMvField ( RefPicList e ) { return &m_acCUMvField[e]; }
294
295	TCoeff* getCoeff (ComponentID component) { return m_pcTrCoeff[component]; }
296
297	#if ADAPTIVE_QP_SELECTION
298	TCoeff* getArlCoeff ( ComponentID component ) { return m_pcArlCoeff[component]; }
299	#endif
300	Pel* getPCMSample ( ComponentID component ) { return m_pcIPCMSample[component]; }
301
302	UChar getCbf ( UInt uiIdx, ComponentID eType ) { return m_puhCbf[eType][uiIdx]; }
303	UChar* getCbf ( ComponentID eType ) { return m_puhCbf[eType]; }
304	UChar getCbf ( UInt uiIdx, ComponentID eType, UInt uiTrDepth ) { return ( ( getCbf( uiIdx, eType ) >> uiTrDepth ) & 0x1 ); }
305	Void setCbf ( UInt uiIdx, ComponentID eType, UChar uh ) { m_puhCbf[eType][uiIdx] = uh; }
306	Void clearCbf ( UInt uiIdx, ComponentID eType, UInt uiNumParts );
307	UChar getQtRootCbf ( UInt uiIdx );
308
309	Void setCbfSubParts ( const UInt uiCbf[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
310	Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth );
311	Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
312
313	Void setCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
314	Void bitwiseOrCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
315
316	// -------------------------------------------------------------------------------------------------------------------
317	// member functions for coding tool information
318	// -------------------------------------------------------------------------------------------------------------------
319
320	Bool* getMergeFlag () { return m_pbMergeFlag; }
321	Bool getMergeFlag ( UInt uiIdx ) { return m_pbMergeFlag[uiIdx]; }
322	Void setMergeFlag ( UInt uiIdx, Bool b ) { m_pbMergeFlag[uiIdx] = b; }
323	Void setMergeFlagSubParts ( Bool bMergeFlag, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
324
325	UChar* getMergeIndex () { return m_puhMergeIndex; }
326	UChar getMergeIndex ( UInt uiIdx ) { return m_puhMergeIndex[uiIdx]; }
327	Void setMergeIndex ( UInt uiIdx, UInt uiMergeIndex ) { m_puhMergeIndex[uiIdx] = uiMergeIndex; }
328	Void setMergeIndexSubParts ( UInt uiMergeIndex, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
329	template <typename T>
330	Void setSubPart ( T bParameter, T* pbBaseCtu, UInt uiCUAddr, UInt uiCUDepth, UInt uiPUIdx );
331
332	#if AMP_MRG
333	Void setMergeAMP( Bool b ) { m_bIsMergeAMP = b; }
334	Bool getMergeAMP( ) { return m_bIsMergeAMP; }
335	#endif
336
337	UChar* getIntraDir ( const ChannelType channelType ) const { return m_puhIntraDir[channelType]; }
338	UChar getIntraDir ( const ChannelType channelType, const UInt uiIdx ) const { return m_puhIntraDir[channelType][uiIdx]; }
339
340	Void setIntraDirSubParts ( const ChannelType channelType,
341	const UInt uiDir,
342	const UInt uiAbsPartIdx,
343	const UInt uiDepth );
344
345	UChar* getInterDir () { return m_puhInterDir; }
346	UChar getInterDir ( UInt uiIdx ) { return m_puhInterDir[uiIdx]; }
347	Void setInterDir ( UInt uiIdx, UChar uh ) { m_puhInterDir[uiIdx] = uh; }
348	Void setInterDirSubParts ( UInt uiDir, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
349	Bool* getIPCMFlag () { return m_pbIPCMFlag; }
350	Bool getIPCMFlag (UInt uiIdx ) { return m_pbIPCMFlag[uiIdx]; }
351	Void setIPCMFlag (UInt uiIdx, Bool b ) { m_pbIPCMFlag[uiIdx] = b; }
352	Void setIPCMFlagSubParts (Bool bIpcmFlag, UInt uiAbsPartIdx, UInt uiDepth);
353
354	// -------------------------------------------------------------------------------------------------------------------
355	// member functions for accessing partition information
356	// -------------------------------------------------------------------------------------------------------------------
357
358	Void getPartIndexAndSize ( UInt uiPartIdx, UInt& ruiPartAddr, Int& riWidth, Int& riHeight ); // This is for use by a leaf/sub CU object only, with no additional AbsPartIdx
359	UChar getNumPartitions ( const UInt uiAbsPartIdx = 0 );
360	Bool isFirstAbsZorderIdxInDepth (UInt uiAbsPartIdx, UInt uiDepth);
361
362	// -------------------------------------------------------------------------------------------------------------------
363	// member functions for motion vector
364	// -------------------------------------------------------------------------------------------------------------------
365
366	Void getMvField ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList, TComMvField& rcMvField );
367
368	Void fillMvpCand ( UInt uiPartIdx, UInt uiPartAddr, RefPicList eRefPicList, Int iRefIdx, AMVPInfo* pInfo );
369	Bool isDiffMER ( Int xN, Int yN, Int xP, Int yP);
370	Void getPartPosition ( UInt partIdx, Int& xP, Int& yP, Int& nPSW, Int& nPSH);
371
372	Void setMVPIdx ( RefPicList eRefPicList, UInt uiIdx, Int iMVPIdx) { m_apiMVPIdx[eRefPicList][uiIdx] = iMVPIdx; }
373	Int getMVPIdx ( RefPicList eRefPicList, UInt uiIdx) { return m_apiMVPIdx[eRefPicList][uiIdx]; }
374	Char* getMVPIdx ( RefPicList eRefPicList ) { return m_apiMVPIdx[eRefPicList]; }
375
376	Void setMVPNum ( RefPicList eRefPicList, UInt uiIdx, Int iMVPNum ) { m_apiMVPNum[eRefPicList][uiIdx] = iMVPNum; }
377	Int getMVPNum ( RefPicList eRefPicList, UInt uiIdx ) { return m_apiMVPNum[eRefPicList][uiIdx]; }
378	Char* getMVPNum ( RefPicList eRefPicList ) { return m_apiMVPNum[eRefPicList]; }
379
380	Void setMVPIdxSubParts ( Int iMVPIdx, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
381	Void setMVPNumSubParts ( Int iMVPNum, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
382
383	Void clipMv ( TComMv& rcMv );
384	Void getMvPredLeft ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldA.getMv(); }
385	Void getMvPredAbove ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldB.getMv(); }
386	Void getMvPredAboveRight ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldC.getMv(); }
387
388	Void compressMV ();
389
390	// -------------------------------------------------------------------------------------------------------------------
391	// utility functions for neighbouring information
392	// -------------------------------------------------------------------------------------------------------------------
393
394	TComDataCU* getCtuLeft () { return m_pCtuLeft; }
395	TComDataCU* getCtuAbove () { return m_pCtuAbove; }
396	TComDataCU* getCtuAboveLeft () { return m_pCtuAboveLeft; }
397	TComDataCU* getCtuAboveRight () { return m_pCtuAboveRight; }
398	TComDataCU* getCUColocated ( RefPicList eRefPicList ) { return m_apcCUColocated[eRefPicList]; }
399	Bool CUIsFromSameSlice ( const TComDataCU pCU / Can be NULL */) const { return ( pCU!=NULL && pCU->getSlice()->getSliceCurStartCtuTsAddr() == getSlice()->getSliceCurStartCtuTsAddr() ); }
400	Bool CUIsFromSameTile ( const TComDataCU pCU / Can be NULL */) const;
401	Bool CUIsFromSameSliceAndTile ( const TComDataCU pCU / Can be NULL */) const;
402	Bool CUIsFromSameSliceTileAndWavefrontRow( const TComDataCU pCU / Can be NULL */) const;
403	Bool isLastSubCUOfCtu(const UInt absPartIdx);
404
405
406	TComDataCU* getPULeft ( UInt& uiLPartUnitIdx,
407	UInt uiCurrPartUnitIdx,
408	Bool bEnforceSliceRestriction=true,
409	Bool bEnforceTileRestriction=true );
410	TComDataCU* getPUAbove ( UInt& uiAPartUnitIdx,
411	UInt uiCurrPartUnitIdx,
412	Bool bEnforceSliceRestriction=true,
413	Bool planarAtCTUBoundary = false,
414	Bool bEnforceTileRestriction=true );
415	TComDataCU* getPUAboveLeft ( UInt& uiALPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
416
417	TComDataCU* getQpMinCuLeft ( UInt& uiLPartUnitIdx , UInt uiCurrAbsIdxInCtu );
418	TComDataCU* getQpMinCuAbove ( UInt& uiAPartUnitIdx , UInt uiCurrAbsIdxInCtu );
419	Char getRefQP ( UInt uiCurrAbsIdxInCtu );
420
421	/// returns CU and part index of the PU above the top row of the current uiCurrPartUnitIdx of the CU, at a horizontal offset (to the right) of uiPartUnitOffset (in parts)
422	TComDataCU* getPUAboveRight ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true );
423	/// returns CU and part index of the PU left of the lefthand column of the current uiCurrPartUnitIdx of the CU, at a vertical offset (below) of uiPartUnitOffset (in parts)
424	TComDataCU* getPUBelowLeft ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true );
425
426	Void deriveLeftRightTopIdx ( UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT );
427	Void deriveLeftBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxLB );
428
429	Bool hasEqualMotion ( UInt uiAbsPartIdx, TComDataCU* pcCandCU, UInt uiCandAbsPartIdx );
430	Void getInterMergeCandidates ( UInt uiAbsPartIdx, UInt uiPUIdx, TComMvField* pcMFieldNeighbours, UChar* puhInterDirNeighbours, Int& numValidMergeCand, Int mrgCandIdx = -1 );
431
432	Void deriveLeftRightTopIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT );
433	Void deriveLeftBottomIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLB );
434
435	// -------------------------------------------------------------------------------------------------------------------
436	// member functions for modes
437	// -------------------------------------------------------------------------------------------------------------------
438
439	Bool isIntra ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTRA; }
440	Bool isInter ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTER; }
441	Bool isSkipped ( UInt uiPartIdx ); ///< returns true, if the partiton is skipped
442	Bool isBipredRestriction( UInt puIdx );
443
444	// -------------------------------------------------------------------------------------------------------------------
445	// member functions for symbol prediction (most probable / mode conversion)
446	// -------------------------------------------------------------------------------------------------------------------
447
448	UInt getIntraSizeIdx ( UInt uiAbsPartIdx );
449
450	Void getAllowedChromaDir ( UInt uiAbsPartIdx, UInt* uiModeList );
451	Void getIntraDirPredictor ( UInt uiAbsPartIdx, Int uiIntraDirPred[NUM_MOST_PROBABLE_MODES], const ComponentID compID, Int* piMode = NULL );
452
453	// -------------------------------------------------------------------------------------------------------------------
454	// member functions for SBAC context
455	// -------------------------------------------------------------------------------------------------------------------
456
457	UInt getCtxSplitFlag ( UInt uiAbsPartIdx, UInt uiDepth );
458	UInt getCtxQtCbf ( TComTU &rTu, const ChannelType chType );
459
460	UInt getCtxSkipFlag ( UInt uiAbsPartIdx );
461	UInt getCtxInterDir ( UInt uiAbsPartIdx );
462
463	UInt& getTotalBins () { return m_uiTotalBins; }
464	// -------------------------------------------------------------------------------------------------------------------
465	// member functions for RD cost storage
466	// -------------------------------------------------------------------------------------------------------------------
467
468	Double& getTotalCost() { return m_dTotalCost; }
469	Distortion& getTotalDistortion() { return m_uiTotalDistortion; }
470	UInt& getTotalBits() { return m_uiTotalBits; }
471	UInt& getTotalNumPart() { return m_uiNumPartition; }
472
473	UInt getCoefScanIdx(const UInt uiAbsPartIdx, const UInt uiWidth, const UInt uiHeight, const ComponentID compID) const ;
474
475	#if SVC_EXTENSION
476	Void setLayerId (UInt layerId) { m_layerId = layerId; }
477	UInt getLayerId () { return m_layerId; }
478	UInt getLayerIdx () { return m_pcSlice->getVPS()->getLayerIdxInVps(m_layerId); }
479	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
480	Bool isInterLayerReference(UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1);
481	#endif
482	#if FAST_INTRA_SHVC
483	Int reduceSetOfIntraModes ( UInt uiAbsPartIdx, Int* uiIntraDirPred, Int &fullSetOfModes );
484	#endif
485	#if REF_IDX_ME_ZEROMV
486	Bool xCheckZeroMVILRMerge(UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1);
487	Bool xCheckZeroMVILRMvdL1Zero(Int iRefList, Int iRefIdx, Int MvpIdx);
488	#endif
489	TComDataCU* getBaseColCU( UInt refLayerIdc, UInt uiCuAbsPartIdx, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Bool motionMapping = false );
490	TComDataCU* getBaseColCU( UInt refLayerIdc, UInt pelX, UInt pelY, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Bool motionMapping = false );
491	Void scaleBaseMV( UInt refLayerIdc, TComMvField& rcMvFieldEnhance, TComMvField& rcMvFieldBase );
492	#endif
493	};
494
495	namespace RasterAddress
496	{
497	/** Check whether 2 addresses point to the same column
498	* \param addrA First address in raster scan order
499	* \param addrB Second address in raters scan order
500	* \param numUnitsPerRow Number of units in a row
501	* \return Result of test
502	*/
503	static inline Bool isEqualCol( Int addrA, Int addrB, Int numUnitsPerRow )
504	{
505	// addrA % numUnitsPerRow == addrB % numUnitsPerRow
506	return (( addrA ^ addrB ) & ( numUnitsPerRow - 1 ) ) == 0;
507	}
508
509	/** Check whether 2 addresses point to the same row
510	* \param addrA First address in raster scan order
511	* \param addrB Second address in raters scan order
512	* \param numUnitsPerRow Number of units in a row
513	* \return Result of test
514	*/
515	static inline Bool isEqualRow( Int addrA, Int addrB, Int numUnitsPerRow )
516	{
517	// addrA / numUnitsPerRow == addrB / numUnitsPerRow
518	return (( addrA ^ addrB ) &~ ( numUnitsPerRow - 1 ) ) == 0;
519	}
520
521	/** Check whether 2 addresses point to the same row or column
522	* \param addrA First address in raster scan order
523	* \param addrB Second address in raters scan order
524	* \param numUnitsPerRow Number of units in a row
525	* \return Result of test
526	*/
527	static inline Bool isEqualRowOrCol( Int addrA, Int addrB, Int numUnitsPerRow )
528	{
529	return isEqualCol( addrA, addrB, numUnitsPerRow ) \| isEqualRow( addrA, addrB, numUnitsPerRow );
530	}
531
532	/** Check whether one address points to the first column
533	* \param addr Address in raster scan order
534	* \param numUnitsPerRow Number of units in a row
535	* \return Result of test
536	*/
537	static inline Bool isZeroCol( Int addr, Int numUnitsPerRow )
538	{
539	// addr % numUnitsPerRow == 0
540	return ( addr & ( numUnitsPerRow - 1 ) ) == 0;
541	}
542
543	/** Check whether one address points to the first row
544	* \param addr Address in raster scan order
545	* \param numUnitsPerRow Number of units in a row
546	* \return Result of test
547	*/
548	static inline Bool isZeroRow( Int addr, Int numUnitsPerRow )
549	{
550	// addr / numUnitsPerRow == 0
551	return ( addr &~ ( numUnitsPerRow - 1 ) ) == 0;
552	}
553
554	/** Check whether one address points to a column whose index is smaller than a given value
555	* \param addr Address in raster scan order
556	* \param val Given column index value
557	* \param numUnitsPerRow Number of units in a row
558	* \return Result of test
559	*/
560	static inline Bool lessThanCol( Int addr, Int val, Int numUnitsPerRow )
561	{
562	// addr % numUnitsPerRow < val
563	return ( addr & ( numUnitsPerRow - 1 ) ) < val;
564	}
565
566	/** Check whether one address points to a row whose index is smaller than a given value
567	* \param addr Address in raster scan order
568	* \param val Given row index value
569	* \param numUnitsPerRow Number of units in a row
570	* \return Result of test
571	*/
572	static inline Bool lessThanRow( Int addr, Int val, Int numUnitsPerRow )
573	{
574	// addr / numUnitsPerRow < val
575	return addr < val * numUnitsPerRow;
576	}
577	}
578
579	//! \}
580
581	#endif

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