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Last change on this file since 614 was 595, checked in by seregin, 11 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) 2010-2014, 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 <assert.h>
43
44	// Include files
45	#include "CommonDef.h"
46	#include "TComMotionInfo.h"
47	#include "TComSlice.h"
48	#include "TComRdCost.h"
49	#include "TComPattern.h"
50
51	#include <algorithm>
52	#include <vector>
53
54	//! \ingroup TLibCommon
55	//! \{
56
57	// ====================================================================================================================
58	// Class definition
59	// ====================================================================================================================
60
61	/// CU data structure class
62	class TComDataCU
63	{
64	private:
65
66	// -------------------------------------------------------------------------------------------------------------------
67	// class pointers
68	// -------------------------------------------------------------------------------------------------------------------
69
70	TComPic* m_pcPic; ///< picture class pointer
71	TComSlice* m_pcSlice; ///< slice header pointer
72	TComPattern* m_pcPattern; ///< neighbour access class pointer
73
74	// -------------------------------------------------------------------------------------------------------------------
75	// CU description
76	// -------------------------------------------------------------------------------------------------------------------
77
78	UInt m_uiCUAddr; ///< CU address in a slice
79	UInt m_uiAbsIdxInLCU; ///< absolute address in a CU. It's Z scan order
80	UInt m_uiCUPelX; ///< CU position in a pixel (X)
81	UInt m_uiCUPelY; ///< CU position in a pixel (Y)
82	UInt m_uiNumPartition; ///< total number of minimum partitions in a CU
83	UChar* m_puhWidth; ///< array of widths
84	UChar* m_puhHeight; ///< array of heights
85	UChar* m_puhDepth; ///< array of depths
86	Int m_unitSize; ///< size of a "minimum partition"
87
88	#if SVC_EXTENSION
89	UInt m_layerId; ///< layer id
90	#endif
91
92	// -------------------------------------------------------------------------------------------------------------------
93	// CU data
94	// -------------------------------------------------------------------------------------------------------------------
95	Bool* m_skipFlag; ///< array of skip flags
96	Char* m_pePartSize; ///< array of partition sizes
97	Char* m_pePredMode; ///< array of prediction modes
98	Bool* m_CUTransquantBypass; ///< array of cu_transquant_bypass flags
99	Char* m_phQP; ///< array of QP values
100	UChar* m_puhTrIdx; ///< array of transform indices
101	UChar* m_puhTransformSkip[3];///< array of transform skipping flags
102	UChar* m_puhCbf[3]; ///< array of coded block flags (CBF)
103	TComCUMvField m_acCUMvField[2]; ///< array of motion vectors
104	TCoeff* m_pcTrCoeffY; ///< transformed coefficient buffer (Y)
105	TCoeff* m_pcTrCoeffCb; ///< transformed coefficient buffer (Cb)
106	TCoeff* m_pcTrCoeffCr; ///< transformed coefficient buffer (Cr)
107	#if ADAPTIVE_QP_SELECTION
108	Int* m_pcArlCoeffY; ///< ARL coefficient buffer (Y)
109	Int* m_pcArlCoeffCb; ///< ARL coefficient buffer (Cb)
110	Int* m_pcArlCoeffCr; ///< ARL coefficient buffer (Cr)
111	Bool m_ArlCoeffIsAliasedAllocation; ///< ARL coefficient buffer is an alias of the global buffer and must not be free()'d
112
113	static Int* m_pcGlbArlCoeffY; ///< ARL coefficient buffer (Y)
114	static Int* m_pcGlbArlCoeffCb; ///< ARL coefficient buffer (Cb)
115	static Int* m_pcGlbArlCoeffCr; ///< ARL coefficient buffer (Cr)
116	#endif
117
118	Pel* m_pcIPCMSampleY; ///< PCM sample buffer (Y)
119	Pel* m_pcIPCMSampleCb; ///< PCM sample buffer (Cb)
120	Pel* m_pcIPCMSampleCr; ///< PCM sample buffer (Cr)
121
122	// -------------------------------------------------------------------------------------------------------------------
123	// neighbour access variables
124	// -------------------------------------------------------------------------------------------------------------------
125
126	TComDataCU* m_pcCUAboveLeft; ///< pointer of above-left CU
127	TComDataCU* m_pcCUAboveRight; ///< pointer of above-right CU
128	TComDataCU* m_pcCUAbove; ///< pointer of above CU
129	TComDataCU* m_pcCULeft; ///< pointer of left CU
130	TComDataCU* m_apcCUColocated[2]; ///< pointer of temporally colocated CU's for both directions
131	TComMvField m_cMvFieldA; ///< motion vector of position A
132	TComMvField m_cMvFieldB; ///< motion vector of position B
133	TComMvField m_cMvFieldC; ///< motion vector of position C
134	TComMv m_cMvPred; ///< motion vector predictor
135
136	// -------------------------------------------------------------------------------------------------------------------
137	// coding tool information
138	// -------------------------------------------------------------------------------------------------------------------
139
140	Bool* m_pbMergeFlag; ///< array of merge flags
141	UChar* m_puhMergeIndex; ///< array of merge candidate indices
142	#if AMP_MRG
143	Bool m_bIsMergeAMP;
144	#endif
145	UChar* m_puhLumaIntraDir; ///< array of intra directions (luma)
146	UChar* m_puhChromaIntraDir; ///< array of intra directions (chroma)
147	UChar* m_puhInterDir; ///< array of inter directions
148	Char* m_apiMVPIdx[2]; ///< array of motion vector predictor candidates
149	Char* m_apiMVPNum[2]; ///< array of number of possible motion vectors predictors
150	Bool* m_pbIPCMFlag; ///< array of intra_pcm flags
151
152	// -------------------------------------------------------------------------------------------------------------------
153	// misc. variables
154	// -------------------------------------------------------------------------------------------------------------------
155
156	Bool m_bDecSubCu; ///< indicates decoder-mode
157	Double m_dTotalCost; ///< sum of partition RD costs
158	UInt m_uiTotalDistortion; ///< sum of partition distortion
159	UInt m_uiTotalBits; ///< sum of partition bits
160	UInt m_uiTotalBins; ///< sum of partition bins
161	UInt* m_sliceStartCU; ///< Start CU address of current slice
162	UInt* m_sliceSegmentStartCU; ///< Start CU address of current slice
163	Char m_codedQP;
164	protected:
165
166	/// add possible motion vector predictor candidates
167	Bool xAddMVPCand ( AMVPInfo* pInfo, RefPicList eRefPicList, Int iRefIdx, UInt uiPartUnitIdx, MVP_DIR eDir );
168	Bool xAddMVPCandOrder ( AMVPInfo* pInfo, RefPicList eRefPicList, Int iRefIdx, UInt uiPartUnitIdx, MVP_DIR eDir );
169
170	Void deriveRightBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxRB );
171	Bool xGetColMVP( RefPicList eRefPicList, Int uiCUAddr, Int uiPartUnitIdx, TComMv& rcMv, Int& riRefIdx );
172
173	/// compute required bits to encode MVD (used in AMVP)
174	UInt xGetMvdBits ( TComMv cMvd );
175	UInt xGetComponentBits ( Int iVal );
176
177	/// compute scaling factor from POC difference
178	Int xGetDistScaleFactor ( Int iCurrPOC, Int iCurrRefPOC, Int iColPOC, Int iColRefPOC );
179
180	Void xDeriveCenterIdx( UInt uiPartIdx, UInt& ruiPartIdxCenter );
181
182	public:
183	TComDataCU();
184	virtual ~TComDataCU();
185
186	// -------------------------------------------------------------------------------------------------------------------
187	// create / destroy / initialize / copy
188	// -------------------------------------------------------------------------------------------------------------------
189
190	Void create ( UInt uiNumPartition, UInt uiWidth, UInt uiHeight, Bool bDecSubCu, Int unitSize
191	#if ADAPTIVE_QP_SELECTION
192	, Bool bGlobalRMARLBuffer = false
193	#endif
194	);
195	Void destroy ();
196
197	Void initCU ( TComPic* pcPic, UInt uiCUAddr );
198	Void initEstData ( UInt uiDepth, Int qp, Bool bTransquantBypass );
199	Void initSubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth, Int qp );
200	Void setOutsideCUPart ( UInt uiAbsPartIdx, UInt uiDepth );
201
202	Void copySubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
203	Void copyInterPredInfoFrom ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList );
204	Void copyPartFrom ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
205
206	Void copyToPic ( UChar uiDepth );
207	Void copyToPic ( UChar uiDepth, UInt uiPartIdx, UInt uiPartDepth );
208
209	// -------------------------------------------------------------------------------------------------------------------
210	// member functions for CU description
211	// -------------------------------------------------------------------------------------------------------------------
212
213	TComPic* getPic () { return m_pcPic; }
214	TComSlice* getSlice () { return m_pcSlice; }
215	UInt& getAddr () { return m_uiCUAddr; }
216	UInt& getZorderIdxInCU () { return m_uiAbsIdxInLCU; }
217	UInt getSCUAddr ();
218	UInt getCUPelX () { return m_uiCUPelX; }
219	UInt getCUPelY () { return m_uiCUPelY; }
220	TComPattern* getPattern () { return m_pcPattern; }
221
222	UChar* getDepth () { return m_puhDepth; }
223	UChar getDepth ( UInt uiIdx ) { return m_puhDepth[uiIdx]; }
224	Void setDepth ( UInt uiIdx, UChar uh ) { m_puhDepth[uiIdx] = uh; }
225
226	Void setDepthSubParts ( UInt uiDepth, UInt uiAbsPartIdx );
227
228	// -------------------------------------------------------------------------------------------------------------------
229	// member functions for CU data
230	// -------------------------------------------------------------------------------------------------------------------
231
232	Char* getPartitionSize () { return m_pePartSize; }
233	PartSize getPartitionSize ( UInt uiIdx ) { return static_cast<PartSize>( m_pePartSize[uiIdx] ); }
234	Void setPartitionSize ( UInt uiIdx, PartSize uh){ m_pePartSize[uiIdx] = uh; }
235	Void setPartSizeSubParts ( PartSize eMode, UInt uiAbsPartIdx, UInt uiDepth );
236	Void setCUTransquantBypassSubParts( Bool flag, UInt uiAbsPartIdx, UInt uiDepth );
237
238	Bool* getSkipFlag () { return m_skipFlag; }
239	Bool getSkipFlag (UInt idx) { return m_skipFlag[idx]; }
240	Void setSkipFlag ( UInt idx, Bool skip) { m_skipFlag[idx] = skip; }
241	Void setSkipFlagSubParts ( Bool skip, UInt absPartIdx, UInt depth );
242
243	Char* getPredictionMode () { return m_pePredMode; }
244	PredMode getPredictionMode ( UInt uiIdx ) { return static_cast<PredMode>( m_pePredMode[uiIdx] ); }
245	Bool* getCUTransquantBypass () { return m_CUTransquantBypass; }
246	Bool getCUTransquantBypass( UInt uiIdx ) { return m_CUTransquantBypass[uiIdx]; }
247	Void setPredictionMode ( UInt uiIdx, PredMode uh){ m_pePredMode[uiIdx] = uh; }
248	Void setPredModeSubParts ( PredMode eMode, UInt uiAbsPartIdx, UInt uiDepth );
249
250	UChar* getWidth () { return m_puhWidth; }
251	UChar getWidth ( UInt uiIdx ) { return m_puhWidth[uiIdx]; }
252	Void setWidth ( UInt uiIdx, UChar uh ) { m_puhWidth[uiIdx] = uh; }
253
254	UChar* getHeight () { return m_puhHeight; }
255	UChar getHeight ( UInt uiIdx ) { return m_puhHeight[uiIdx]; }
256	Void setHeight ( UInt uiIdx, UChar uh ) { m_puhHeight[uiIdx] = uh; }
257
258	Void setSizeSubParts ( UInt uiWidth, UInt uiHeight, UInt uiAbsPartIdx, UInt uiDepth );
259
260	Char* getQP () { return m_phQP; }
261	Char getQP ( UInt uiIdx ) { return m_phQP[uiIdx]; }
262	Void setQP ( UInt uiIdx, Char value ){ m_phQP[uiIdx] = value; }
263	Void setQPSubParts ( Int qp, UInt uiAbsPartIdx, UInt uiDepth );
264	Int getLastValidPartIdx ( Int iAbsPartIdx );
265	Char getLastCodedQP ( UInt uiAbsPartIdx );
266	Void setQPSubCUs ( Int qp, TComDataCU* pcCU, UInt absPartIdx, UInt depth, Bool &foundNonZeroCbf );
267	Void setCodedQP ( Char qp ) { m_codedQP = qp; }
268	Char getCodedQP () { return m_codedQP; }
269
270	Bool isLosslessCoded(UInt absPartIdx);
271
272	UChar* getTransformIdx () { return m_puhTrIdx; }
273	UChar getTransformIdx ( UInt uiIdx ) { return m_puhTrIdx[uiIdx]; }
274	Void setTrIdxSubParts ( UInt uiTrIdx, UInt uiAbsPartIdx, UInt uiDepth );
275
276	UChar* getTransformSkip ( TextType eType) { return m_puhTransformSkip[g_aucConvertTxtTypeToIdx[eType]];}
277	UChar getTransformSkip ( UInt uiIdx,TextType eType) { return m_puhTransformSkip[g_aucConvertTxtTypeToIdx[eType]][uiIdx];}
278	Void setTransformSkipSubParts ( UInt useTransformSkip, TextType eType, UInt uiAbsPartIdx, UInt uiDepth);
279	Void setTransformSkipSubParts ( UInt useTransformSkipY, UInt useTransformSkipU, UInt useTransformSkipV, UInt uiAbsPartIdx, UInt uiDepth );
280
281	UInt getQuadtreeTULog2MinSizeInCU( UInt absPartIdx );
282
283	TComCUMvField* getCUMvField ( RefPicList e ) { return &m_acCUMvField[e]; }
284
285	TCoeff*& getCoeffY () { return m_pcTrCoeffY; }
286	TCoeff*& getCoeffCb () { return m_pcTrCoeffCb; }
287	TCoeff*& getCoeffCr () { return m_pcTrCoeffCr; }
288	#if ADAPTIVE_QP_SELECTION
289	Int*& getArlCoeffY () { return m_pcArlCoeffY; }
290	Int*& getArlCoeffCb () { return m_pcArlCoeffCb; }
291	Int*& getArlCoeffCr () { return m_pcArlCoeffCr; }
292	#endif
293
294	Pel*& getPCMSampleY () { return m_pcIPCMSampleY; }
295	Pel*& getPCMSampleCb () { return m_pcIPCMSampleCb; }
296	Pel*& getPCMSampleCr () { return m_pcIPCMSampleCr; }
297
298	UChar getCbf ( UInt uiIdx, TextType eType ) { return m_puhCbf[g_aucConvertTxtTypeToIdx[eType]][uiIdx]; }
299	UChar* getCbf ( TextType eType ) { return m_puhCbf[g_aucConvertTxtTypeToIdx[eType]]; }
300	UChar getCbf ( UInt uiIdx, TextType eType, UInt uiTrDepth ) { return ( ( getCbf( uiIdx, eType ) >> uiTrDepth ) & 0x1 ); }
301	Void setCbf ( UInt uiIdx, TextType eType, UChar uh ) { m_puhCbf[g_aucConvertTxtTypeToIdx[eType]][uiIdx] = uh; }
302	Void clearCbf ( UInt uiIdx, TextType eType, UInt uiNumParts );
303	UChar getQtRootCbf ( UInt uiIdx ) { return getCbf( uiIdx, TEXT_LUMA, 0 ) \|\| getCbf( uiIdx, TEXT_CHROMA_U, 0 ) \|\| getCbf( uiIdx, TEXT_CHROMA_V, 0 ); }
304
305	Void setCbfSubParts ( UInt uiCbfY, UInt uiCbfU, UInt uiCbfV, UInt uiAbsPartIdx, UInt uiDepth );
306	Void setCbfSubParts ( UInt uiCbf, TextType eTType, UInt uiAbsPartIdx, UInt uiDepth );
307	Void setCbfSubParts ( UInt uiCbf, TextType eTType, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
308
309	// -------------------------------------------------------------------------------------------------------------------
310	// member functions for coding tool information
311	// -------------------------------------------------------------------------------------------------------------------
312
313	Bool* getMergeFlag () { return m_pbMergeFlag; }
314	Bool getMergeFlag ( UInt uiIdx ) { return m_pbMergeFlag[uiIdx]; }
315	Void setMergeFlag ( UInt uiIdx, Bool b ) { m_pbMergeFlag[uiIdx] = b; }
316	Void setMergeFlagSubParts ( Bool bMergeFlag, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
317
318	UChar* getMergeIndex () { return m_puhMergeIndex; }
319	UChar getMergeIndex ( UInt uiIdx ) { return m_puhMergeIndex[uiIdx]; }
320	Void setMergeIndex ( UInt uiIdx, UInt uiMergeIndex ) { m_puhMergeIndex[uiIdx] = uiMergeIndex; }
321	Void setMergeIndexSubParts ( UInt uiMergeIndex, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
322	template <typename T>
323	Void setSubPart ( T bParameter, T* pbBaseLCU, UInt uiCUAddr, UInt uiCUDepth, UInt uiPUIdx );
324
325	#if AMP_MRG
326	Void setMergeAMP( Bool b ) { m_bIsMergeAMP = b; }
327	Bool getMergeAMP( ) { return m_bIsMergeAMP; }
328	#endif
329
330	UChar* getLumaIntraDir () { return m_puhLumaIntraDir; }
331	UChar getLumaIntraDir ( UInt uiIdx ) { return m_puhLumaIntraDir[uiIdx]; }
332	Void setLumaIntraDir ( UInt uiIdx, UChar uh ) { m_puhLumaIntraDir[uiIdx] = uh; }
333	Void setLumaIntraDirSubParts( UInt uiDir, UInt uiAbsPartIdx, UInt uiDepth );
334
335	UChar* getChromaIntraDir () { return m_puhChromaIntraDir; }
336	UChar getChromaIntraDir ( UInt uiIdx ) { return m_puhChromaIntraDir[uiIdx]; }
337	Void setChromaIntraDir ( UInt uiIdx, UChar uh ) { m_puhChromaIntraDir[uiIdx] = uh; }
338	Void setChromIntraDirSubParts( UInt uiDir, UInt uiAbsPartIdx, UInt uiDepth );
339
340	UChar* getInterDir () { return m_puhInterDir; }
341	UChar getInterDir ( UInt uiIdx ) { return m_puhInterDir[uiIdx]; }
342	Void setInterDir ( UInt uiIdx, UChar uh ) { m_puhInterDir[uiIdx] = uh; }
343	Void setInterDirSubParts ( UInt uiDir, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
344	Bool* getIPCMFlag () { return m_pbIPCMFlag; }
345	Bool getIPCMFlag (UInt uiIdx ) { return m_pbIPCMFlag[uiIdx]; }
346	Void setIPCMFlag (UInt uiIdx, Bool b ) { m_pbIPCMFlag[uiIdx] = b; }
347	Void setIPCMFlagSubParts (Bool bIpcmFlag, UInt uiAbsPartIdx, UInt uiDepth);
348
349	// -------------------------------------------------------------------------------------------------------------------
350	// member functions for accessing partition information
351	// -------------------------------------------------------------------------------------------------------------------
352
353	Void getPartIndexAndSize ( UInt uiPartIdx, UInt& ruiPartAddr, Int& riWidth, Int& riHeight );
354	UChar getNumPartInter ();
355	Bool isFirstAbsZorderIdxInDepth (UInt uiAbsPartIdx, UInt uiDepth);
356
357	// -------------------------------------------------------------------------------------------------------------------
358	// member functions for motion vector
359	// -------------------------------------------------------------------------------------------------------------------
360
361	Void getMvField ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList, TComMvField& rcMvField );
362
363	Void fillMvpCand ( UInt uiPartIdx, UInt uiPartAddr, RefPicList eRefPicList, Int iRefIdx, AMVPInfo* pInfo );
364	Bool isDiffMER ( Int xN, Int yN, Int xP, Int yP);
365	Void getPartPosition ( UInt partIdx, Int& xP, Int& yP, Int& nPSW, Int& nPSH);
366	Void setMVPIdx ( RefPicList eRefPicList, UInt uiIdx, Int iMVPIdx) { m_apiMVPIdx[eRefPicList][uiIdx] = iMVPIdx; }
367	Int getMVPIdx ( RefPicList eRefPicList, UInt uiIdx) { return m_apiMVPIdx[eRefPicList][uiIdx]; }
368	Char* getMVPIdx ( RefPicList eRefPicList ) { return m_apiMVPIdx[eRefPicList]; }
369
370	Void setMVPNum ( RefPicList eRefPicList, UInt uiIdx, Int iMVPNum ) { m_apiMVPNum[eRefPicList][uiIdx] = iMVPNum; }
371	Int getMVPNum ( RefPicList eRefPicList, UInt uiIdx ) { return m_apiMVPNum[eRefPicList][uiIdx]; }
372	Char* getMVPNum ( RefPicList eRefPicList ) { return m_apiMVPNum[eRefPicList]; }
373
374	Void setMVPIdxSubParts ( Int iMVPIdx, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
375	Void setMVPNumSubParts ( Int iMVPNum, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
376
377	Void clipMv ( TComMv& rcMv );
378	Void getMvPredLeft ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldA.getMv(); }
379	Void getMvPredAbove ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldB.getMv(); }
380	Void getMvPredAboveRight ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldC.getMv(); }
381
382	Void compressMV ();
383
384	// -------------------------------------------------------------------------------------------------------------------
385	// utility functions for neighbouring information
386	// -------------------------------------------------------------------------------------------------------------------
387
388	TComDataCU* getCULeft () { return m_pcCULeft; }
389	TComDataCU* getCUAbove () { return m_pcCUAbove; }
390	TComDataCU* getCUAboveLeft () { return m_pcCUAboveLeft; }
391	TComDataCU* getCUAboveRight () { return m_pcCUAboveRight; }
392	TComDataCU* getCUColocated ( RefPicList eRefPicList ) { return m_apcCUColocated[eRefPicList]; }
393
394
395	TComDataCU* getPULeft ( UInt& uiLPartUnitIdx,
396	UInt uiCurrPartUnitIdx,
397	Bool bEnforceSliceRestriction=true,
398	Bool bEnforceTileRestriction=true );
399	TComDataCU* getPUAbove ( UInt& uiAPartUnitIdx,
400	UInt uiCurrPartUnitIdx,
401	Bool bEnforceSliceRestriction=true,
402	Bool planarAtLCUBoundary = false,
403	Bool bEnforceTileRestriction=true );
404	TComDataCU* getPUAboveLeft ( UInt& uiALPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
405	TComDataCU* getPUAboveRight ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
406	TComDataCU* getPUBelowLeft ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
407
408	TComDataCU* getQpMinCuLeft ( UInt& uiLPartUnitIdx , UInt uiCurrAbsIdxInLCU );
409	TComDataCU* getQpMinCuAbove ( UInt& aPartUnitIdx , UInt currAbsIdxInLCU );
410	Char getRefQP ( UInt uiCurrAbsIdxInLCU );
411
412	TComDataCU* getPUAboveRightAdi ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true );
413	TComDataCU* getPUBelowLeftAdi ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true );
414
415	Void deriveLeftRightTopIdx ( UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT );
416	Void deriveLeftBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxLB );
417
418	Void deriveLeftRightTopIdxAdi ( UInt& ruiPartIdxLT, UInt& ruiPartIdxRT, UInt uiPartOffset, UInt uiPartDepth );
419	Void deriveLeftBottomIdxAdi ( UInt& ruiPartIdxLB, UInt uiPartOffset, UInt uiPartDepth );
420
421	Bool hasEqualMotion ( UInt uiAbsPartIdx, TComDataCU* pcCandCU, UInt uiCandAbsPartIdx );
422	Void getInterMergeCandidates ( UInt uiAbsPartIdx, UInt uiPUIdx, TComMvField* pcMFieldNeighbours, UChar* puhInterDirNeighbours, Int& numValidMergeCand, Int mrgCandIdx = -1 );
423	Void deriveLeftRightTopIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT );
424	Void deriveLeftBottomIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLB );
425
426
427	// -------------------------------------------------------------------------------------------------------------------
428	// member functions for modes
429	// -------------------------------------------------------------------------------------------------------------------
430
431	Bool isIntra ( UInt uiPartIdx ) { return m_pePredMode[ uiPartIdx ] == MODE_INTRA; }
432	Bool isSkipped ( UInt uiPartIdx ); ///< SKIP (no residual)
433	Bool isBipredRestriction( UInt puIdx );
434
435	// -------------------------------------------------------------------------------------------------------------------
436	// member functions for symbol prediction (most probable / mode conversion)
437	// -------------------------------------------------------------------------------------------------------------------
438
439	UInt getIntraSizeIdx ( UInt uiAbsPartIdx );
440
441	Void getAllowedChromaDir ( UInt uiAbsPartIdx, UInt* uiModeList );
442	Int getIntraDirLumaPredictor ( UInt uiAbsPartIdx, Int* uiIntraDirPred, Int* piMode = NULL );
443
444	// -------------------------------------------------------------------------------------------------------------------
445	// member functions for SBAC context
446	// -------------------------------------------------------------------------------------------------------------------
447
448	UInt getCtxSplitFlag ( UInt uiAbsPartIdx, UInt uiDepth );
449	UInt getCtxQtCbf ( TextType eType, UInt uiTrDepth );
450
451	UInt getCtxSkipFlag ( UInt uiAbsPartIdx );
452	UInt getCtxInterDir ( UInt uiAbsPartIdx );
453
454	UInt getSliceStartCU ( UInt pos ) { return m_sliceStartCU[pos-m_uiAbsIdxInLCU]; }
455	UInt getSliceSegmentStartCU ( UInt pos ) { return m_sliceSegmentStartCU[pos-m_uiAbsIdxInLCU]; }
456	UInt& getTotalBins () { return m_uiTotalBins; }
457
458	#if SVC_EXTENSION
459	Void setLayerId (UInt layerId) { m_layerId = layerId; }
460	UInt getLayerId () { return m_layerId; }
461	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
462	Bool isInterLayerReference(UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1);
463	#endif
464	#if FAST_INTRA_SHVC
465	Int reduceSetOfIntraModes ( UInt uiAbsPartIdx, Int* uiIntraDirPred, Int &fullSetOfModes );
466	#endif
467	#if REF_IDX_ME_ZEROMV
468	Bool xCheckZeroMVILRMerge(UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1);
469	Bool xCheckZeroMVILRMvdL1Zero(Int iRefList, Int iRefIdx, Int MvpIdx);
470	#endif
471	TComDataCU* getBaseColCU( UInt refLayerIdc, UInt uiCuAbsPartIdx, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Int iMotionMapping = 0 );
472	TComDataCU* getBaseColCU( UInt refLayerIdc, UInt uiPelX, UInt uiPelY, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Int iMotionMapping = 0 );
473	Void scaleBaseMV( UInt refLayerIdc, TComMvField& rcMvFieldEnhance, TComMvField& rcMvFieldBase );
474	#endif
475
476	// -------------------------------------------------------------------------------------------------------------------
477	// member functions for RD cost storage
478	// -------------------------------------------------------------------------------------------------------------------
479
480	Double& getTotalCost() { return m_dTotalCost; }
481	UInt& getTotalDistortion() { return m_uiTotalDistortion; }
482	UInt& getTotalBits() { return m_uiTotalBits; }
483	UInt& getTotalNumPart() { return m_uiNumPartition; }
484
485	UInt getCoefScanIdx(UInt uiAbsPartIdx, UInt uiWidth, Bool bIsLuma, Bool bIsIntra);
486
487	};
488
489	namespace RasterAddress
490	{
491	/** Check whether 2 addresses point to the same column
492	* \param addrA First address in raster scan order
493	* \param addrB Second address in raters scan order
494	* \param numUnitsPerRow Number of units in a row
495	* \return Result of test
496	*/
497	static inline Bool isEqualCol( Int addrA, Int addrB, Int numUnitsPerRow )
498	{
499	// addrA % numUnitsPerRow == addrB % numUnitsPerRow
500	return (( addrA ^ addrB ) & ( numUnitsPerRow - 1 ) ) == 0;
501	}
502
503	/** Check whether 2 addresses point to the same row
504	* \param addrA First address in raster scan order
505	* \param addrB Second address in raters scan order
506	* \param numUnitsPerRow Number of units in a row
507	* \return Result of test
508	*/
509	static inline Bool isEqualRow( Int addrA, Int addrB, Int numUnitsPerRow )
510	{
511	// addrA / numUnitsPerRow == addrB / numUnitsPerRow
512	return (( addrA ^ addrB ) &~ ( numUnitsPerRow - 1 ) ) == 0;
513	}
514
515	/** Check whether 2 addresses point to the same row or column
516	* \param addrA First address in raster scan order
517	* \param addrB Second address in raters scan order
518	* \param numUnitsPerRow Number of units in a row
519	* \return Result of test
520	*/
521	static inline Bool isEqualRowOrCol( Int addrA, Int addrB, Int numUnitsPerRow )
522	{
523	return isEqualCol( addrA, addrB, numUnitsPerRow ) \| isEqualRow( addrA, addrB, numUnitsPerRow );
524	}
525
526	/** Check whether one address points to the first column
527	* \param addr Address in raster scan order
528	* \param numUnitsPerRow Number of units in a row
529	* \return Result of test
530	*/
531	static inline Bool isZeroCol( Int addr, Int numUnitsPerRow )
532	{
533	// addr % numUnitsPerRow == 0
534	return ( addr & ( numUnitsPerRow - 1 ) ) == 0;
535	}
536
537	/** Check whether one address points to the first row
538	* \param addr Address in raster scan order
539	* \param numUnitsPerRow Number of units in a row
540	* \return Result of test
541	*/
542	static inline Bool isZeroRow( Int addr, Int numUnitsPerRow )
543	{
544	// addr / numUnitsPerRow == 0
545	return ( addr &~ ( numUnitsPerRow - 1 ) ) == 0;
546	}
547
548	/** Check whether one address points to a column whose index is smaller than a given value
549	* \param addr Address in raster scan order
550	* \param val Given column index value
551	* \param numUnitsPerRow Number of units in a row
552	* \return Result of test
553	*/
554	static inline Bool lessThanCol( Int addr, Int val, Int numUnitsPerRow )
555	{
556	// addr % numUnitsPerRow < val
557	return ( addr & ( numUnitsPerRow - 1 ) ) < val;
558	}
559
560	/** Check whether one address points to a row whose index is smaller than a given value
561	* \param addr Address in raster scan order
562	* \param val Given row index value
563	* \param numUnitsPerRow Number of units in a row
564	* \return Result of test
565	*/
566	static inline Bool lessThanRow( Int addr, Int val, Int numUnitsPerRow )
567	{
568	// addr / numUnitsPerRow < val
569	return addr < val * numUnitsPerRow;
570	}
571	};
572
573	//! \}
574
575	#endif

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