Context navigation

source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibCommon/TComDataCU.h @ 1510

Visit:

Last change on this file since 1510 was 1483, checked in by seregin, 9 years ago
remove m_layerId from TComDataCU
Property svn:eol-style set to `native`
File size: 42.0 KB

Line
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	#if FAST_INTRA_SHVC
91	UChar m_reducedSetIntraModes[NUM_INTRA_MODE-1];
92	#endif
93	#endif
94
95	// -------------------------------------------------------------------------------------------------------------------
96	// CU data
97	// -------------------------------------------------------------------------------------------------------------------
98
99	Bool* m_skipFlag; ///< array of skip flags
100	SChar* m_pePartSize; ///< array of partition sizes
101	SChar* m_pePredMode; ///< array of prediction modes
102	SChar* m_crossComponentPredictionAlpha[MAX_NUM_COMPONENT]; ///< array of cross-component prediction alpha values
103	Bool* m_CUTransquantBypass; ///< array of cu_transquant_bypass flags
104	SChar* m_phQP; ///< array of QP values
105	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
106	UInt m_codedChromaQpAdj;
107	UChar* m_puhTrIdx; ///< array of transform indices
108	UChar* m_puhTransformSkip[MAX_NUM_COMPONENT]; ///< array of transform skipping flags
109	UChar* m_puhCbf[MAX_NUM_COMPONENT]; ///< array of coded block flags (CBF)
110	TComCUMvField m_acCUMvField[NUM_REF_PIC_LIST_01]; ///< array of motion vectors.
111	TCoeff* m_pcTrCoeff[MAX_NUM_COMPONENT]; ///< array of transform coefficient buffers (0->Y, 1->Cb, 2->Cr)
112	#if ADAPTIVE_QP_SELECTION
113	TCoeff* m_pcArlCoeff[MAX_NUM_COMPONENT]; ///< ARL coefficient buffer (0->Y, 1->Cb, 2->Cr)
114	Bool m_ArlCoeffIsAliasedAllocation; ///< ARL coefficient buffer is an alias of the global buffer and must not be free()'d
115	#endif
116
117	Pel* m_pcIPCMSample[MAX_NUM_COMPONENT]; ///< PCM sample buffer (0->Y, 1->Cb, 2->Cr)
118
119	// -------------------------------------------------------------------------------------------------------------------
120	// neighbour access variables
121	// -------------------------------------------------------------------------------------------------------------------
122
123	TComDataCU* m_pCtuAboveLeft; ///< pointer of above-left CTU.
124	TComDataCU* m_pCtuAboveRight; ///< pointer of above-right CTU.
125	TComDataCU* m_pCtuAbove; ///< pointer of above CTU.
126	TComDataCU* m_pCtuLeft; ///< pointer of left CTU
127	TComDataCU* m_apcCUColocated[NUM_REF_PIC_LIST_01]; ///< pointer of temporally colocated CU's for both directions
128	TComMvField m_cMvFieldA; ///< motion vector of position A
129	TComMvField m_cMvFieldB; ///< motion vector of position B
130	TComMvField m_cMvFieldC; ///< motion vector of position C
131	TComMv m_cMvPred; ///< motion vector predictor
132
133	// -------------------------------------------------------------------------------------------------------------------
134	// coding tool information
135	// -------------------------------------------------------------------------------------------------------------------
136
137	Bool* m_pbMergeFlag; ///< array of merge flags
138	UChar* m_puhMergeIndex; ///< array of merge candidate indices
139	#if AMP_MRG
140	Bool m_bIsMergeAMP;
141	#endif
142	UChar* m_puhIntraDir[MAX_NUM_CHANNEL_TYPE];
143	UChar* m_puhInterDir; ///< array of inter directions
144	SChar* m_apiMVPIdx[NUM_REF_PIC_LIST_01]; ///< array of motion vector predictor candidates
145	SChar* m_apiMVPNum[NUM_REF_PIC_LIST_01]; ///< array of number of possible motion vectors predictors
146	Bool* m_pbIPCMFlag; ///< array of intra_pcm flags
147
148	// -------------------------------------------------------------------------------------------------------------------
149	// misc. variables
150	// -------------------------------------------------------------------------------------------------------------------
151
152	Bool m_bDecSubCu; ///< indicates decoder-mode
153	Double m_dTotalCost; ///< sum of partition RD costs
154	Distortion m_uiTotalDistortion; ///< sum of partition distortion
155	UInt m_uiTotalBits; ///< sum of partition bits
156	UInt m_uiTotalBins; ///< sum of partition bins
157	SChar m_codedQP;
158	UChar* m_explicitRdpcmMode[MAX_NUM_COMPONENT]; ///< Stores the explicit RDPCM mode for all TUs belonging to this CU
159
160	protected:
161
162	/// adds a single possible motion vector predictor candidate
163	Bool xAddMVPCandUnscaled ( AMVPInfo &info, const RefPicList eRefPicList, const Int iRefIdx, const UInt uiPartUnitIdx, const MVP_DIR eDir ) const;
164	Bool xAddMVPCandWithScaling ( AMVPInfo &info, const RefPicList eRefPicList, const Int iRefIdx, const UInt uiPartUnitIdx, const MVP_DIR eDir ) const;
165
166	Void deriveRightBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxRB ) const;
167	Bool xGetColMVP ( const RefPicList eRefPicList, const Int ctuRsAddr, const Int partUnitIdx, TComMv& rcMv, const Int refIdx ) const;
168
169	/// compute scaling factor from POC difference
170	static Int xGetDistScaleFactor ( Int iCurrPOC, Int iCurrRefPOC, Int iColPOC, Int iColRefPOC );
171
172	Void xDeriveCenterIdx ( UInt uiPartIdx, UInt& ruiPartIdxCenter ) const;
173
174	public:
175	TComDataCU();
176	virtual ~TComDataCU();
177
178	// -------------------------------------------------------------------------------------------------------------------
179	// create / destroy / initialize / copy
180	// -------------------------------------------------------------------------------------------------------------------
181
182	Void create ( ChromaFormat chromaFormatIDC, UInt uiNumPartition, UInt uiWidth, UInt uiHeight, Bool bDecSubCu, Int unitSize
183	#if ADAPTIVE_QP_SELECTION
184	, TCoeff *pParentARLBuffer = 0
185	#endif
186	);
187	Void destroy ( );
188
189	Void initCtu ( TComPic* pcPic, UInt ctuRsAddr );
190	Void initEstData ( const UInt uiDepth, const Int qp, const Bool bTransquantBypass );
191	Void initSubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth, Int qp );
192	Void setOutsideCUPart ( UInt uiAbsPartIdx, UInt uiDepth );
193
194	Void copySubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx );
195	Void copyInterPredInfoFrom ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList );
196	Void copyPartFrom ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
197
198	Void copyToPic ( UChar uiDepth );
199
200	// -------------------------------------------------------------------------------------------------------------------
201	// member functions for CU description
202	// -------------------------------------------------------------------------------------------------------------------
203
204	TComPic* getPic ( ) { return m_pcPic; }
205	const TComPic* getPic ( ) const { return m_pcPic; }
206	TComSlice* getSlice ( ) { return m_pcSlice; }
207	const TComSlice* getSlice ( ) const { return m_pcSlice; }
208	UInt& getCtuRsAddr ( ) { return m_ctuRsAddr; }
209	UInt getCtuRsAddr ( ) const { return m_ctuRsAddr; }
210	UInt getZorderIdxInCtu ( ) const { return m_absZIdxInCtu; }
211	UInt getCUPelX ( ) const { return m_uiCUPelX; }
212	UInt getCUPelY ( ) const { return m_uiCUPelY; }
213
214	UChar* getDepth ( ) { return m_puhDepth; }
215	UChar getDepth ( UInt uiIdx ) const { return m_puhDepth[uiIdx]; }
216	Void setDepth ( UInt uiIdx, UChar uh ) { m_puhDepth[uiIdx] = uh; }
217
218	Void setDepthSubParts ( UInt uiDepth, UInt uiAbsPartIdx );
219
220	// -------------------------------------------------------------------------------------------------------------------
221	// member functions for CU data
222	// -------------------------------------------------------------------------------------------------------------------
223
224	SChar* getPartitionSize ( ) { return m_pePartSize; }
225	PartSize getPartitionSize ( UInt uiIdx ) const { return static_cast<PartSize>( m_pePartSize[uiIdx] ); }
226	Void setPartitionSize ( UInt uiIdx, PartSize uh ) { m_pePartSize[uiIdx] = uh; }
227	Void setPartSizeSubParts ( PartSize eMode, UInt uiAbsPartIdx, UInt uiDepth );
228	Void setCUTransquantBypassSubParts ( Bool flag, UInt uiAbsPartIdx, UInt uiDepth );
229
230	Bool* getSkipFlag ( ) { return m_skipFlag; }
231	Bool getSkipFlag ( UInt idx ) const { return m_skipFlag[idx]; }
232	Void setSkipFlag ( UInt idx, Bool skip ) { m_skipFlag[idx] = skip; }
233	Void setSkipFlagSubParts ( Bool skip, UInt absPartIdx, UInt depth );
234
235	SChar* getPredictionMode ( ) { return m_pePredMode; }
236	PredMode getPredictionMode ( UInt uiIdx ) const { return static_cast<PredMode>( m_pePredMode[uiIdx] ); }
237	Void setPredictionMode ( UInt uiIdx, PredMode uh ) { m_pePredMode[uiIdx] = uh; }
238	Void setPredModeSubParts ( PredMode eMode, UInt uiAbsPartIdx, UInt uiDepth );
239
240	SChar* getCrossComponentPredictionAlpha( ComponentID compID ) { return m_crossComponentPredictionAlpha[compID]; }
241	SChar getCrossComponentPredictionAlpha( UInt uiIdx, ComponentID compID ) { return m_crossComponentPredictionAlpha[compID][uiIdx]; }
242
243	Bool* getCUTransquantBypass ( ) { return m_CUTransquantBypass; }
244	Bool getCUTransquantBypass ( UInt uiIdx ) const { return m_CUTransquantBypass[uiIdx]; }
245
246	UChar* getWidth ( ) { return m_puhWidth; }
247	UChar getWidth ( UInt uiIdx ) const { return m_puhWidth[uiIdx]; }
248	Void setWidth ( UInt uiIdx, UChar uh ) { m_puhWidth[uiIdx] = uh; }
249
250	UChar* getHeight ( ) { return m_puhHeight; }
251	UChar getHeight ( UInt uiIdx ) const { return m_puhHeight[uiIdx]; }
252	Void setHeight ( UInt uiIdx, UChar uh ) { m_puhHeight[uiIdx] = uh; }
253
254	Void setSizeSubParts ( UInt uiWidth, UInt uiHeight, UInt uiAbsPartIdx, UInt uiDepth );
255
256	SChar* getQP ( ) { return m_phQP; }
257	SChar getQP ( UInt uiIdx ) const { return m_phQP[uiIdx]; }
258	Void setQP ( UInt uiIdx, SChar value ) { m_phQP[uiIdx] = value; }
259	Void setQPSubParts ( Int qp, UInt uiAbsPartIdx, UInt uiDepth );
260	Int getLastValidPartIdx ( Int iAbsPartIdx ) const;
261	SChar getLastCodedQP ( UInt uiAbsPartIdx ) const;
262	Void setQPSubCUs ( Int qp, UInt absPartIdx, UInt depth, Bool &foundNonZeroCbf );
263	Void setCodedQP ( SChar qp ) { m_codedQP = qp; }
264	SChar getCodedQP ( ) const { return m_codedQP; }
265
266	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
267	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
268	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
269	Void setChromaQpAdjSubParts ( UChar val, Int absPartIdx, Int depth );
270	Void setCodedChromaQpAdj ( SChar qp ) { m_codedChromaQpAdj = qp; }
271	SChar getCodedChromaQpAdj ( ) const { return m_codedChromaQpAdj; }
272
273	Bool isLosslessCoded ( UInt absPartIdx ) const;
274
275	UChar* getTransformIdx ( ) { return m_puhTrIdx; }
276	UChar getTransformIdx ( UInt uiIdx ) const { return m_puhTrIdx[uiIdx]; }
277	Void setTrIdxSubParts ( UInt uiTrIdx, UInt uiAbsPartIdx, UInt uiDepth );
278
279	UChar* getTransformSkip ( ComponentID compID ) { return m_puhTransformSkip[compID]; }
280	UChar getTransformSkip ( UInt uiIdx, ComponentID compID ) const { return m_puhTransformSkip[compID][uiIdx]; }
281	Void setTransformSkipSubParts ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth );
282	Void setTransformSkipSubParts ( const UInt useTransformSkip[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
283
284	UChar* getExplicitRdpcmMode ( ComponentID component ) { return m_explicitRdpcmMode[component]; }
285	UChar getExplicitRdpcmMode ( ComponentID component, UInt partIdx ) const { return m_explicitRdpcmMode[component][partIdx]; }
286	Void setExplicitRdpcmModePartRange ( UInt rdpcmMode, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
287
288	Bool isRDPCMEnabled ( UInt uiAbsPartIdx ) const { return getSlice()->getSPS()->getSpsRangeExtension().getRdpcmEnabledFlag(isIntra(uiAbsPartIdx) ? RDPCM_SIGNAL_IMPLICIT : RDPCM_SIGNAL_EXPLICIT); }
289
290	Void setCrossComponentPredictionAlphaPartRange ( SChar alphaValue, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
291	Void setTransformSkipPartRange ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
292
293	UInt getQuadtreeTULog2MinSizeInCU ( UInt uiIdx ) const;
294
295	TComCUMvField* getCUMvField ( RefPicList e ) { return &m_acCUMvField[e]; }
296	const TComCUMvField* getCUMvField ( RefPicList e ) const { return &m_acCUMvField[e]; }
297
298	TCoeff* getCoeff ( ComponentID component ) { return m_pcTrCoeff[component]; }
299
300	#if ADAPTIVE_QP_SELECTION
301	TCoeff* getArlCoeff ( ComponentID component ) { return m_pcArlCoeff[component]; }
302	#endif
303	Pel* getPCMSample ( ComponentID component ) { return m_pcIPCMSample[component]; }
304
305	UChar getCbf ( UInt uiIdx, ComponentID eType ) const { return m_puhCbf[eType][uiIdx]; }
306	UChar* getCbf ( ComponentID eType ) { return m_puhCbf[eType]; }
307	UChar getCbf ( UInt uiIdx, ComponentID eType, UInt uiTrDepth ) const { return ( ( getCbf( uiIdx, eType ) >> uiTrDepth ) & 0x1 ); }
308	Void setCbf ( UInt uiIdx, ComponentID eType, UChar uh ) { m_puhCbf[eType][uiIdx] = uh; }
309	Void clearCbf ( UInt uiIdx, ComponentID eType, UInt uiNumParts );
310	UChar getQtRootCbf ( UInt uiIdx ) const;
311
312	Void setCbfSubParts ( const UInt uiCbf[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
313	Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth );
314	Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
315
316	Void setCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
317	Void bitwiseOrCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
318
319	// -------------------------------------------------------------------------------------------------------------------
320	// member functions for coding tool information
321	// -------------------------------------------------------------------------------------------------------------------
322
323	Bool* getMergeFlag ( ) { return m_pbMergeFlag; }
324	Bool getMergeFlag ( UInt uiIdx ) const { return m_pbMergeFlag[uiIdx]; }
325	Void setMergeFlag ( UInt uiIdx, Bool b ) { m_pbMergeFlag[uiIdx] = b; }
326	Void setMergeFlagSubParts ( Bool bMergeFlag, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
327
328	UChar* getMergeIndex ( ) { return m_puhMergeIndex; }
329	UChar getMergeIndex ( UInt uiIdx ) const { return m_puhMergeIndex[uiIdx]; }
330	Void setMergeIndex ( UInt uiIdx, UInt uiMergeIndex ) { m_puhMergeIndex[uiIdx] = uiMergeIndex; }
331	Void setMergeIndexSubParts ( UInt uiMergeIndex, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
332	template <typename T>
333	Void setSubPart ( T bParameter, T* pbBaseCtu, UInt uiCUAddr, UInt uiCUDepth, UInt uiPUIdx );
334
335	#if AMP_MRG
336	Void setMergeAMP ( Bool b ) { m_bIsMergeAMP = b; }
337	Bool getMergeAMP ( ) const { return m_bIsMergeAMP; }
338	#endif
339
340	UChar* getIntraDir ( const ChannelType channelType ) const { return m_puhIntraDir[channelType]; }
341	UChar getIntraDir ( const ChannelType channelType, const UInt uiIdx ) const { return m_puhIntraDir[channelType][uiIdx]; }
342
343	Void setIntraDirSubParts ( const ChannelType channelType,
344	const UInt uiDir,
345	const UInt uiAbsPartIdx,
346	const UInt uiDepth );
347
348	UChar* getInterDir ( ) { return m_puhInterDir; }
349	UChar getInterDir ( UInt uiIdx ) const { return m_puhInterDir[uiIdx]; }
350	Void setInterDir ( UInt uiIdx, UChar uh ) { m_puhInterDir[uiIdx] = uh; }
351	Void setInterDirSubParts ( UInt uiDir, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
352	Bool* getIPCMFlag ( ) { return m_pbIPCMFlag; }
353	Bool getIPCMFlag ( UInt uiIdx ) const { return m_pbIPCMFlag[uiIdx]; }
354	Void setIPCMFlag ( UInt uiIdx, Bool b ) { m_pbIPCMFlag[uiIdx] = b; }
355	Void setIPCMFlagSubParts ( Bool bIpcmFlag, UInt uiAbsPartIdx, UInt uiDepth );
356
357	// -------------------------------------------------------------------------------------------------------------------
358	// member functions for accessing partition information
359	// -------------------------------------------------------------------------------------------------------------------
360
361	Void getPartIndexAndSize ( UInt uiPartIdx, UInt& ruiPartAddr, Int& riWidth, Int& riHeight ) const; // This is for use by a leaf/sub CU object only, with no additional AbsPartIdx
362	UChar getNumPartitions ( const UInt uiAbsPartIdx = 0 ) const;
363	Bool isFirstAbsZorderIdxInDepth ( UInt uiAbsPartIdx, UInt uiDepth ) const;
364
365	// -------------------------------------------------------------------------------------------------------------------
366	// member functions for motion vector
367	// -------------------------------------------------------------------------------------------------------------------
368
369	static Void getMvField ( const TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList, TComMvField& rcMvField );
370
371	Void fillMvpCand ( const UInt uiPartIdx, const UInt uiPartAddr, const RefPicList eRefPicList, const Int iRefIdx, AMVPInfo* pInfo ) const;
372	Bool isDiffMER ( Int xN, Int yN, Int xP, Int yP ) const;
373	Void getPartPosition ( UInt partIdx, Int& xP, Int& yP, Int& nPSW, Int& nPSH ) const;
374
375	Void setMVPIdx ( RefPicList eRefPicList, UInt uiIdx, Int iMVPIdx) { m_apiMVPIdx[eRefPicList][uiIdx] = iMVPIdx; }
376	Int getMVPIdx ( RefPicList eRefPicList, UInt uiIdx) const { return m_apiMVPIdx[eRefPicList][uiIdx]; }
377	SChar* getMVPIdx ( RefPicList eRefPicList ) { return m_apiMVPIdx[eRefPicList]; }
378
379	Void setMVPNum ( RefPicList eRefPicList, UInt uiIdx, Int iMVPNum ) { m_apiMVPNum[eRefPicList][uiIdx] = iMVPNum; }
380	Int getMVPNum ( RefPicList eRefPicList, UInt uiIdx ) const { return m_apiMVPNum[eRefPicList][uiIdx]; }
381	SChar* getMVPNum ( RefPicList eRefPicList ) { return m_apiMVPNum[eRefPicList]; }
382
383	Void setMVPIdxSubParts ( Int iMVPIdx, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
384	Void setMVPNumSubParts ( Int iMVPNum, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
385
386	Void clipMv ( TComMv& rcMv ) const;
387	Void getMvPredLeft ( TComMv& rcMvPred ) const { rcMvPred = m_cMvFieldA.getMv(); }
388	Void getMvPredAbove ( TComMv& rcMvPred ) const { rcMvPred = m_cMvFieldB.getMv(); }
389	Void getMvPredAboveRight ( TComMv& rcMvPred ) const { rcMvPred = m_cMvFieldC.getMv(); }
390
391	Void compressMV ();
392
393	// -------------------------------------------------------------------------------------------------------------------
394	// utility functions for neighbouring information
395	// -------------------------------------------------------------------------------------------------------------------
396
397	TComDataCU* getCtuLeft ( ) { return m_pCtuLeft; }
398	TComDataCU* getCtuAbove ( ) { return m_pCtuAbove; }
399	TComDataCU* getCtuAboveLeft ( ) { return m_pCtuAboveLeft; }
400	TComDataCU* getCtuAboveRight ( ) { return m_pCtuAboveRight; }
401	TComDataCU* getCUColocated ( RefPicList eRefPicList ) { return m_apcCUColocated[eRefPicList]; }
402	Bool CUIsFromSameSlice ( const TComDataCU pCU / Can be NULL */ ) const { return ( pCU!=NULL && pCU->getSlice()->getSliceCurStartCtuTsAddr() == getSlice()->getSliceCurStartCtuTsAddr() ); }
403	Bool CUIsFromSameTile ( const TComDataCU pCU / Can be NULL */ ) const;
404	Bool CUIsFromSameSliceAndTile ( const TComDataCU pCU / Can be NULL */ ) const;
405	Bool CUIsFromSameSliceTileAndWavefrontRow( const TComDataCU pCU / Can be NULL */ ) const;
406	Bool isLastSubCUOfCtu ( const UInt absPartIdx ) const;
407
408
409	const TComDataCU* getPULeft ( UInt& uiLPartUnitIdx,
410	UInt uiCurrPartUnitIdx,
411	Bool bEnforceSliceRestriction=true,
412	Bool bEnforceTileRestriction=true ) const;
413
414	const TComDataCU* getPUAbove ( UInt& uiAPartUnitIdx,
415	UInt uiCurrPartUnitIdx,
416	Bool bEnforceSliceRestriction=true,
417	Bool planarAtCTUBoundary = false,
418	Bool bEnforceTileRestriction=true ) const;
419
420	const TComDataCU* getPUAboveLeft ( UInt& uiALPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true ) const;
421
422	const TComDataCU* getQpMinCuLeft ( UInt& uiLPartUnitIdx, UInt uiCurrAbsIdxInCtu ) const;
423	const TComDataCU* getQpMinCuAbove ( UInt& uiAPartUnitIdx, UInt uiCurrAbsIdxInCtu ) const;
424
425	/// 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)
426	const TComDataCU* getPUAboveRight ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true ) const;
427	/// 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)
428	const TComDataCU* getPUBelowLeft ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true ) const;
429
430	SChar getRefQP ( UInt uiCurrAbsIdxInCtu ) const;
431
432	Void deriveLeftRightTopIdx ( UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT ) const;
433	Void deriveLeftBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxLB ) const;
434
435	Bool hasEqualMotion ( UInt uiAbsPartIdx, const TComDataCU* pcCandCU, UInt uiCandAbsPartIdx ) const;
436	Void getInterMergeCandidates ( UInt uiAbsPartIdx, UInt uiPUIdx, TComMvField* pcMFieldNeighbours, UChar* puhInterDirNeighbours, Int& numValidMergeCand, Int mrgCandIdx = -1 ) const;
437
438	Void deriveLeftRightTopIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT ) const;
439	Void deriveLeftBottomIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLB ) const;
440
441	// -------------------------------------------------------------------------------------------------------------------
442	// member functions for modes
443	// -------------------------------------------------------------------------------------------------------------------
444
445	Bool isIntra ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTRA; }
446	Bool isInter ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTER; }
447	Bool isSkipped ( UInt uiPartIdx ) const; ///< returns true, if the partiton is skipped
448	Bool isBipredRestriction ( UInt puIdx ) const;
449
450	// -------------------------------------------------------------------------------------------------------------------
451	// member functions for symbol prediction (most probable / mode conversion)
452	// -------------------------------------------------------------------------------------------------------------------
453
454	UInt getIntraSizeIdx ( UInt uiAbsPartIdx ) const;
455
456	Void getAllowedChromaDir ( UInt uiAbsPartIdx, UInt* uiModeList ) const;
457	Void getIntraDirPredictor ( UInt uiAbsPartIdx, Int uiIntraDirPred[NUM_MOST_PROBABLE_MODES], const ComponentID compID, Int* piMode = NULL ) const;
458
459	// -------------------------------------------------------------------------------------------------------------------
460	// member functions for SBAC context
461	// -------------------------------------------------------------------------------------------------------------------
462
463	UInt getCtxSplitFlag ( UInt uiAbsPartIdx, UInt uiDepth ) const;
464	UInt getCtxQtCbf ( TComTU &rTu, const ChannelType chType ) const;
465
466	UInt getCtxSkipFlag ( UInt uiAbsPartIdx ) const;
467	UInt getCtxInterDir ( UInt uiAbsPartIdx ) const;
468
469	UInt& getTotalBins ( ) { return m_uiTotalBins; }
470	// -------------------------------------------------------------------------------------------------------------------
471	// member functions for RD cost storage
472	// -------------------------------------------------------------------------------------------------------------------
473
474	Double& getTotalCost ( ) { return m_dTotalCost; }
475	Distortion& getTotalDistortion ( ) { return m_uiTotalDistortion; }
476	UInt& getTotalBits ( ) { return m_uiTotalBits; }
477	UInt& getTotalNumPart ( ) { return m_uiNumPartition; }
478
479	UInt getCoefScanIdx ( const UInt uiAbsPartIdx, const UInt uiWidth, const UInt uiHeight, const ComponentID compID ) const ;
480
481	#if SVC_EXTENSION
482	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
483	Bool isInterLayerReference ( UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1 ) const;
484	#endif
485	#if FAST_INTRA_SHVC
486	Int reduceSetOfIntraModes ( UInt uiAbsPartIdx, Int* uiIntraDirPred, Int** posScalingFactor, Int &fullSetOfModes );
487	#endif
488	#if REF_IDX_ME_ZEROMV
489	Bool xCheckZeroMVILRMerge ( UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1);
490	Bool xCheckZeroMVILRMvdL1Zero ( Int iRefList, Int iRefIdx, Int MvpIdx);
491	#endif
492	TComDataCU* getBaseColCU ( UInt refLayerIdc, UInt uiCuAbsPartIdx, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Int** posScalingFactor, Bool motionMapping = false );
493	TComDataCU* getBaseColCU ( UInt refLayerIdc, UInt pelX, UInt pelY, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Int** posScalingFactor, Bool motionMapping = false );
494	Void scaleBaseMV ( UInt refLayerIdc, TComMvField& rcMvFieldEnhance, TComMvField& rcMvFieldBase, Int** mvScalingFactor );
495	#if FAST_INTRA_SHVC
496	UChar getReducedSetIntraModes ( UChar idx ) const { assert( idx < NUM_INTRA_MODE-1 ); return m_reducedSetIntraModes[idx]; }
497	#endif
498	#endif
499	};
500
501	namespace RasterAddress
502	{
503	/** Check whether 2 addresses point to the same column
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 isEqualCol( 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
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 isEqualRow( Int addrA, Int addrB, Int numUnitsPerRow )
522	{
523	// addrA / numUnitsPerRow == addrB / numUnitsPerRow
524	return (( addrA ^ addrB ) &~ ( numUnitsPerRow - 1 ) ) == 0;
525	}
526
527	/** Check whether 2 addresses point to the same row or column
528	* \param addrA First address in raster scan order
529	* \param addrB Second address in raters scan order
530	* \param numUnitsPerRow Number of units in a row
531	* \return Result of test
532	*/
533	static inline Bool isEqualRowOrCol( Int addrA, Int addrB, Int numUnitsPerRow )
534	{
535	return isEqualCol( addrA, addrB, numUnitsPerRow ) \| isEqualRow( addrA, addrB, numUnitsPerRow );
536	}
537
538	/** Check whether one address points to the first column
539	* \param addr Address in raster scan order
540	* \param numUnitsPerRow Number of units in a row
541	* \return Result of test
542	*/
543	static inline Bool isZeroCol( Int addr, Int numUnitsPerRow )
544	{
545	// addr % numUnitsPerRow == 0
546	return ( addr & ( numUnitsPerRow - 1 ) ) == 0;
547	}
548
549	/** Check whether one address points to the first row
550	* \param addr Address in raster scan order
551	* \param numUnitsPerRow Number of units in a row
552	* \return Result of test
553	*/
554	static inline Bool isZeroRow( Int addr, Int numUnitsPerRow )
555	{
556	// addr / numUnitsPerRow == 0
557	return ( addr &~ ( numUnitsPerRow - 1 ) ) == 0;
558	}
559
560	/** Check whether one address points to a column whose index is smaller than a given value
561	* \param addr Address in raster scan order
562	* \param val Given column index value
563	* \param numUnitsPerRow Number of units in a row
564	* \return Result of test
565	*/
566	static inline Bool lessThanCol( Int addr, Int val, Int numUnitsPerRow )
567	{
568	// addr % numUnitsPerRow < val
569	return ( addr & ( numUnitsPerRow - 1 ) ) < val;
570	}
571
572	/** Check whether one address points to a row whose index is smaller than a given value
573	* \param addr Address in raster scan order
574	* \param val Given row index value
575	* \param numUnitsPerRow Number of units in a row
576	* \return Result of test
577	*/
578	static inline Bool lessThanRow( Int addr, Int val, Int numUnitsPerRow )
579	{
580	// addr / numUnitsPerRow < val
581	return addr < val * numUnitsPerRow;
582	}
583	}
584
585	//! \}
586
587	#endif

Note: See TracBrowser for help on using the repository browser.

Download in other formats: