Context navigation

source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibCommon/TComDataCU.h @ 1590

Visit:

Last change on this file since 1590 was 1573, checked in by seregin, 9 years ago
port rev 4763
Property svn:eol-style set to `native`
File size: 41.7 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) 2010-2016, 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	TComMvField m_cMvFieldA; ///< motion vector of position A
128	TComMvField m_cMvFieldB; ///< motion vector of position B
129	TComMvField m_cMvFieldC; ///< motion vector of position C
130	TComMv m_cMvPred; ///< motion vector predictor
131
132	// -------------------------------------------------------------------------------------------------------------------
133	// coding tool information
134	// -------------------------------------------------------------------------------------------------------------------
135
136	Bool* m_pbMergeFlag; ///< array of merge flags
137	UChar* m_puhMergeIndex; ///< array of merge candidate indices
138	#if AMP_MRG
139	Bool m_bIsMergeAMP;
140	#endif
141	UChar* m_puhIntraDir[MAX_NUM_CHANNEL_TYPE];
142	UChar* m_puhInterDir; ///< array of inter directions
143	SChar* m_apiMVPIdx[NUM_REF_PIC_LIST_01]; ///< array of motion vector predictor candidates
144	SChar* m_apiMVPNum[NUM_REF_PIC_LIST_01]; ///< array of number of possible motion vectors predictors
145	Bool* m_pbIPCMFlag; ///< array of intra_pcm flags
146
147	// -------------------------------------------------------------------------------------------------------------------
148	// misc. variables
149	// -------------------------------------------------------------------------------------------------------------------
150
151	Bool m_bDecSubCu; ///< indicates decoder-mode
152	Double m_dTotalCost; ///< sum of partition RD costs
153	Distortion m_uiTotalDistortion; ///< sum of partition distortion
154	UInt m_uiTotalBits; ///< sum of partition bits
155	UInt m_uiTotalBins; ///< sum of partition bins
156	SChar m_codedQP;
157	UChar* m_explicitRdpcmMode[MAX_NUM_COMPONENT]; ///< Stores the explicit RDPCM mode for all TUs belonging to this CU
158
159	protected:
160
161	/// adds a single possible motion vector predictor candidate
162	Bool xAddMVPCandUnscaled ( AMVPInfo &info, const RefPicList eRefPicList, const Int iRefIdx, const UInt uiPartUnitIdx, const MVP_DIR eDir ) const;
163	Bool xAddMVPCandWithScaling ( AMVPInfo &info, const RefPicList eRefPicList, const Int iRefIdx, const UInt uiPartUnitIdx, const MVP_DIR eDir ) const;
164
165	Void deriveRightBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxRB ) const;
166	Bool xGetColMVP ( const RefPicList eRefPicList, const Int ctuRsAddr, const Int partUnitIdx, TComMv& rcMv, const Int refIdx ) const;
167
168	/// compute scaling factor from POC difference
169	static Int xGetDistScaleFactor ( Int iCurrPOC, Int iCurrRefPOC, Int iColPOC, Int iColRefPOC );
170
171	Void xDeriveCenterIdx ( UInt uiPartIdx, UInt& ruiPartIdxCenter ) const;
172
173	public:
174	TComDataCU();
175	virtual ~TComDataCU();
176
177	// -------------------------------------------------------------------------------------------------------------------
178	// create / destroy / initialize / copy
179	// -------------------------------------------------------------------------------------------------------------------
180
181	Void create ( ChromaFormat chromaFormatIDC, UInt uiNumPartition, UInt uiWidth, UInt uiHeight, Bool bDecSubCu, Int unitSize
182	#if ADAPTIVE_QP_SELECTION
183	, TCoeff *pParentARLBuffer = 0
184	#endif
185	);
186	Void destroy ( );
187
188	Void initCtu ( TComPic* pcPic, UInt ctuRsAddr );
189	Void initEstData ( const UInt uiDepth, const Int qp, const Bool bTransquantBypass );
190	Void initSubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth, Int qp );
191	Void setOutsideCUPart ( UInt uiAbsPartIdx, UInt uiDepth );
192
193	Void copySubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx );
194	Void copyInterPredInfoFrom ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList );
195	Void copyPartFrom ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
196
197	Void copyToPic ( UChar uiDepth );
198
199	// -------------------------------------------------------------------------------------------------------------------
200	// member functions for CU description
201	// -------------------------------------------------------------------------------------------------------------------
202
203	TComPic* getPic ( ) { return m_pcPic; }
204	const TComPic* getPic ( ) const { return m_pcPic; }
205	TComSlice* getSlice ( ) { return m_pcSlice; }
206	const TComSlice* getSlice ( ) const { return m_pcSlice; }
207	UInt& getCtuRsAddr ( ) { return m_ctuRsAddr; }
208	UInt getCtuRsAddr ( ) const { return m_ctuRsAddr; }
209	UInt getZorderIdxInCtu ( ) const { return m_absZIdxInCtu; }
210	UInt getCUPelX ( ) const { return m_uiCUPelX; }
211	UInt getCUPelY ( ) const { return m_uiCUPelY; }
212
213	UChar* getDepth ( ) { return m_puhDepth; }
214	UChar getDepth ( UInt uiIdx ) const { return m_puhDepth[uiIdx]; }
215	Void setDepth ( UInt uiIdx, UChar uh ) { m_puhDepth[uiIdx] = uh; }
216
217	Void setDepthSubParts ( UInt uiDepth, UInt uiAbsPartIdx );
218
219	// -------------------------------------------------------------------------------------------------------------------
220	// member functions for CU data
221	// -------------------------------------------------------------------------------------------------------------------
222
223	SChar* getPartitionSize ( ) { return m_pePartSize; }
224	PartSize getPartitionSize ( UInt uiIdx ) const { return static_cast<PartSize>( m_pePartSize[uiIdx] ); }
225	Void setPartitionSize ( UInt uiIdx, PartSize uh ) { m_pePartSize[uiIdx] = uh; }
226	Void setPartSizeSubParts ( PartSize eMode, UInt uiAbsPartIdx, UInt uiDepth );
227	Void setCUTransquantBypassSubParts ( Bool flag, UInt uiAbsPartIdx, UInt uiDepth );
228
229	Bool* getSkipFlag ( ) { return m_skipFlag; }
230	Bool getSkipFlag ( UInt idx ) const { return m_skipFlag[idx]; }
231	Void setSkipFlag ( UInt idx, Bool skip ) { m_skipFlag[idx] = skip; }
232	Void setSkipFlagSubParts ( Bool skip, UInt absPartIdx, UInt depth );
233
234	SChar* getPredictionMode ( ) { return m_pePredMode; }
235	PredMode getPredictionMode ( UInt uiIdx ) const { return static_cast<PredMode>( m_pePredMode[uiIdx] ); }
236	Void setPredictionMode ( UInt uiIdx, PredMode uh ) { m_pePredMode[uiIdx] = uh; }
237	Void setPredModeSubParts ( PredMode eMode, UInt uiAbsPartIdx, UInt uiDepth );
238
239	SChar* getCrossComponentPredictionAlpha( ComponentID compID ) { return m_crossComponentPredictionAlpha[compID]; }
240	SChar getCrossComponentPredictionAlpha( UInt uiIdx, ComponentID compID ) { return m_crossComponentPredictionAlpha[compID][uiIdx]; }
241
242	Bool* getCUTransquantBypass ( ) { return m_CUTransquantBypass; }
243	Bool getCUTransquantBypass ( UInt uiIdx ) const { return m_CUTransquantBypass[uiIdx]; }
244
245	UChar* getWidth ( ) { return m_puhWidth; }
246	UChar getWidth ( UInt uiIdx ) const { return m_puhWidth[uiIdx]; }
247	Void setWidth ( UInt uiIdx, UChar uh ) { m_puhWidth[uiIdx] = uh; }
248
249	UChar* getHeight ( ) { return m_puhHeight; }
250	UChar getHeight ( UInt uiIdx ) const { return m_puhHeight[uiIdx]; }
251	Void setHeight ( UInt uiIdx, UChar uh ) { m_puhHeight[uiIdx] = uh; }
252
253	Void setSizeSubParts ( UInt uiWidth, UInt uiHeight, UInt uiAbsPartIdx, UInt uiDepth );
254
255	SChar* getQP ( ) { return m_phQP; }
256	SChar getQP ( UInt uiIdx ) const { return m_phQP[uiIdx]; }
257	Void setQP ( UInt uiIdx, SChar value ) { m_phQP[uiIdx] = value; }
258	Void setQPSubParts ( Int qp, UInt uiAbsPartIdx, UInt uiDepth );
259	Int getLastValidPartIdx ( Int iAbsPartIdx ) const;
260	SChar getLastCodedQP ( UInt uiAbsPartIdx ) const;
261	Void setQPSubCUs ( Int qp, UInt absPartIdx, UInt depth, Bool &foundNonZeroCbf );
262	Void setCodedQP ( SChar qp ) { m_codedQP = qp; }
263	SChar getCodedQP ( ) const { return m_codedQP; }
264
265	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
266	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
267	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
268	Void setChromaQpAdjSubParts ( UChar val, Int absPartIdx, Int depth );
269	Void setCodedChromaQpAdj ( SChar qp ) { m_codedChromaQpAdj = qp; }
270	SChar getCodedChromaQpAdj ( ) const { return m_codedChromaQpAdj; }
271
272	Bool isLosslessCoded ( UInt absPartIdx ) const;
273
274	UChar* getTransformIdx ( ) { return m_puhTrIdx; }
275	UChar getTransformIdx ( UInt uiIdx ) const { return m_puhTrIdx[uiIdx]; }
276	Void setTrIdxSubParts ( UInt uiTrIdx, UInt uiAbsPartIdx, UInt uiDepth );
277
278	UChar* getTransformSkip ( ComponentID compID ) { return m_puhTransformSkip[compID]; }
279	UChar getTransformSkip ( UInt uiIdx, ComponentID compID ) const { return m_puhTransformSkip[compID][uiIdx]; }
280	Void setTransformSkipSubParts ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth );
281	Void setTransformSkipSubParts ( const UInt useTransformSkip[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
282
283	UChar* getExplicitRdpcmMode ( ComponentID component ) { return m_explicitRdpcmMode[component]; }
284	UChar getExplicitRdpcmMode ( ComponentID component, UInt partIdx ) const { return m_explicitRdpcmMode[component][partIdx]; }
285	Void setExplicitRdpcmModePartRange ( UInt rdpcmMode, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
286
287	Bool isRDPCMEnabled ( UInt uiAbsPartIdx ) const { return getSlice()->getSPS()->getSpsRangeExtension().getRdpcmEnabledFlag(isIntra(uiAbsPartIdx) ? RDPCM_SIGNAL_IMPLICIT : RDPCM_SIGNAL_EXPLICIT); }
288
289	Void setCrossComponentPredictionAlphaPartRange ( SChar alphaValue, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
290	Void setTransformSkipPartRange ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
291
292	UInt getQuadtreeTULog2MinSizeInCU ( UInt uiIdx ) const;
293
294	TComCUMvField* getCUMvField ( RefPicList e ) { return &m_acCUMvField[e]; }
295	const TComCUMvField* getCUMvField ( RefPicList e ) const { return &m_acCUMvField[e]; }
296
297	TCoeff* getCoeff ( ComponentID component ) { return m_pcTrCoeff[component]; }
298
299	#if ADAPTIVE_QP_SELECTION
300	TCoeff* getArlCoeff ( ComponentID component ) { return m_pcArlCoeff[component]; }
301	#endif
302	Pel* getPCMSample ( ComponentID component ) { return m_pcIPCMSample[component]; }
303
304	UChar getCbf ( UInt uiIdx, ComponentID eType ) const { return m_puhCbf[eType][uiIdx]; }
305	UChar* getCbf ( ComponentID eType ) { return m_puhCbf[eType]; }
306	UChar getCbf ( UInt uiIdx, ComponentID eType, UInt uiTrDepth ) const { return ( ( getCbf( uiIdx, eType ) >> uiTrDepth ) & 0x1 ); }
307	Void setCbf ( UInt uiIdx, ComponentID eType, UChar uh ) { m_puhCbf[eType][uiIdx] = uh; }
308	Void clearCbf ( UInt uiIdx, ComponentID eType, UInt uiNumParts );
309	UChar getQtRootCbf ( UInt uiIdx ) const;
310
311	Void setCbfSubParts ( const UInt uiCbf[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
312	Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth );
313	Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
314
315	Void setCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
316	Void bitwiseOrCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
317
318	// -------------------------------------------------------------------------------------------------------------------
319	// member functions for coding tool information
320	// -------------------------------------------------------------------------------------------------------------------
321
322	Bool* getMergeFlag ( ) { return m_pbMergeFlag; }
323	Bool getMergeFlag ( UInt uiIdx ) const { return m_pbMergeFlag[uiIdx]; }
324	Void setMergeFlag ( UInt uiIdx, Bool b ) { m_pbMergeFlag[uiIdx] = b; }
325	Void setMergeFlagSubParts ( Bool bMergeFlag, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
326
327	UChar* getMergeIndex ( ) { return m_puhMergeIndex; }
328	UChar getMergeIndex ( UInt uiIdx ) const { return m_puhMergeIndex[uiIdx]; }
329	Void setMergeIndex ( UInt uiIdx, UInt uiMergeIndex ) { m_puhMergeIndex[uiIdx] = uiMergeIndex; }
330	Void setMergeIndexSubParts ( UInt uiMergeIndex, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
331	template <typename T>
332	Void setSubPart ( T bParameter, T* pbBaseCtu, UInt uiCUAddr, UInt uiCUDepth, UInt uiPUIdx );
333
334	#if AMP_MRG
335	Void setMergeAMP ( Bool b ) { m_bIsMergeAMP = b; }
336	Bool getMergeAMP ( ) const { return m_bIsMergeAMP; }
337	#endif
338
339	UChar* getIntraDir ( const ChannelType channelType ) const { return m_puhIntraDir[channelType]; }
340	UChar getIntraDir ( const ChannelType channelType, const UInt uiIdx ) const { return m_puhIntraDir[channelType][uiIdx]; }
341
342	Void setIntraDirSubParts ( const ChannelType channelType,
343	const UInt uiDir,
344	const UInt uiAbsPartIdx,
345	const UInt uiDepth );
346
347	UChar* getInterDir ( ) { return m_puhInterDir; }
348	UChar getInterDir ( UInt uiIdx ) const { return m_puhInterDir[uiIdx]; }
349	Void setInterDir ( UInt uiIdx, UChar uh ) { m_puhInterDir[uiIdx] = uh; }
350	Void setInterDirSubParts ( UInt uiDir, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
351	Bool* getIPCMFlag ( ) { return m_pbIPCMFlag; }
352	Bool getIPCMFlag ( UInt uiIdx ) const { return m_pbIPCMFlag[uiIdx]; }
353	Void setIPCMFlag ( UInt uiIdx, Bool b ) { m_pbIPCMFlag[uiIdx] = b; }
354	Void setIPCMFlagSubParts ( Bool bIpcmFlag, UInt uiAbsPartIdx, UInt uiDepth );
355
356	// -------------------------------------------------------------------------------------------------------------------
357	// member functions for accessing partition information
358	// -------------------------------------------------------------------------------------------------------------------
359
360	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
361	UChar getNumPartitions ( const UInt uiAbsPartIdx = 0 ) const;
362	Bool isFirstAbsZorderIdxInDepth ( UInt uiAbsPartIdx, UInt uiDepth ) const;
363
364	// -------------------------------------------------------------------------------------------------------------------
365	// member functions for motion vector
366	// -------------------------------------------------------------------------------------------------------------------
367
368	static Void getMvField ( const TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList, TComMvField& rcMvField );
369
370	Void fillMvpCand ( const UInt uiPartIdx, const UInt uiPartAddr, const RefPicList eRefPicList, const Int iRefIdx, AMVPInfo* pInfo ) const;
371	Bool isDiffMER ( Int xN, Int yN, Int xP, Int yP ) const;
372	Void getPartPosition ( UInt partIdx, Int& xP, Int& yP, Int& nPSW, Int& nPSH ) const;
373
374	Void setMVPIdx ( RefPicList eRefPicList, UInt uiIdx, Int iMVPIdx) { m_apiMVPIdx[eRefPicList][uiIdx] = iMVPIdx; }
375	Int getMVPIdx ( RefPicList eRefPicList, UInt uiIdx) const { return m_apiMVPIdx[eRefPicList][uiIdx]; }
376	SChar* getMVPIdx ( RefPicList eRefPicList ) { return m_apiMVPIdx[eRefPicList]; }
377
378	Void setMVPNum ( RefPicList eRefPicList, UInt uiIdx, Int iMVPNum ) { m_apiMVPNum[eRefPicList][uiIdx] = iMVPNum; }
379	Int getMVPNum ( RefPicList eRefPicList, UInt uiIdx ) const { return m_apiMVPNum[eRefPicList][uiIdx]; }
380	SChar* getMVPNum ( RefPicList eRefPicList ) { return m_apiMVPNum[eRefPicList]; }
381
382	Void setMVPIdxSubParts ( Int iMVPIdx, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
383	Void setMVPNumSubParts ( Int iMVPNum, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
384
385	Void clipMv ( TComMv& rcMv ) const;
386	Void getMvPredLeft ( TComMv& rcMvPred ) const { rcMvPred = m_cMvFieldA.getMv(); }
387	Void getMvPredAbove ( TComMv& rcMvPred ) const { rcMvPred = m_cMvFieldB.getMv(); }
388	Void getMvPredAboveRight ( TComMv& rcMvPred ) const { rcMvPred = m_cMvFieldC.getMv(); }
389
390	Void compressMV ();
391
392	// -------------------------------------------------------------------------------------------------------------------
393	// utility functions for neighbouring information
394	// -------------------------------------------------------------------------------------------------------------------
395
396	TComDataCU* getCtuLeft ( ) { return m_pCtuLeft; }
397	TComDataCU* getCtuAbove ( ) { return m_pCtuAbove; }
398	TComDataCU* getCtuAboveLeft ( ) { return m_pCtuAboveLeft; }
399	TComDataCU* getCtuAboveRight ( ) { return m_pCtuAboveRight; }
400	Bool CUIsFromSameSlice ( const TComDataCU pCU / Can be NULL */ ) const { return ( pCU!=NULL && pCU->getSlice()->getSliceCurStartCtuTsAddr() == getSlice()->getSliceCurStartCtuTsAddr() ); }
401	Bool CUIsFromSameTile ( const TComDataCU pCU / Can be NULL */ ) const;
402	Bool CUIsFromSameSliceAndTile ( const TComDataCU pCU / Can be NULL */ ) const;
403	Bool CUIsFromSameSliceTileAndWavefrontRow( const TComDataCU pCU / Can be NULL */ ) const;
404	Bool isLastSubCUOfCtu ( const UInt absPartIdx ) const;
405
406
407	const TComDataCU* getPULeft ( UInt& uiLPartUnitIdx,
408	UInt uiCurrPartUnitIdx,
409	Bool bEnforceSliceRestriction=true,
410	Bool bEnforceTileRestriction=true ) const;
411
412	const TComDataCU* getPUAbove ( UInt& uiAPartUnitIdx,
413	UInt uiCurrPartUnitIdx,
414	Bool bEnforceSliceRestriction=true,
415	Bool planarAtCTUBoundary = false,
416	Bool bEnforceTileRestriction=true ) const;
417
418	const TComDataCU* getPUAboveLeft ( UInt& uiALPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true ) const;
419
420	const TComDataCU* getQpMinCuLeft ( UInt& uiLPartUnitIdx, UInt uiCurrAbsIdxInCtu ) const;
421	const TComDataCU* getQpMinCuAbove ( UInt& uiAPartUnitIdx, UInt uiCurrAbsIdxInCtu ) const;
422
423	/// 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)
424	const TComDataCU* getPUAboveRight ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true ) const;
425	/// 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)
426	const TComDataCU* getPUBelowLeft ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true ) const;
427
428	SChar getRefQP ( UInt uiCurrAbsIdxInCtu ) const;
429
430	Void deriveLeftRightTopIdx ( UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT ) const;
431	Void deriveLeftBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxLB ) const;
432
433	Bool hasEqualMotion ( UInt uiAbsPartIdx, const TComDataCU* pcCandCU, UInt uiCandAbsPartIdx ) const;
434	Void getInterMergeCandidates ( UInt uiAbsPartIdx, UInt uiPUIdx, TComMvField* pcMFieldNeighbours, UChar* puhInterDirNeighbours, Int& numValidMergeCand, Int mrgCandIdx = -1 ) const;
435
436	Void deriveLeftRightTopIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT ) const;
437	Void deriveLeftBottomIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLB ) const;
438
439	// -------------------------------------------------------------------------------------------------------------------
440	// member functions for modes
441	// -------------------------------------------------------------------------------------------------------------------
442
443	Bool isIntra ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTRA; }
444	Bool isInter ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTER; }
445	Bool isSkipped ( UInt uiPartIdx ) const; ///< returns true, if the partiton is skipped
446	Bool isBipredRestriction ( UInt puIdx ) const;
447
448	// -------------------------------------------------------------------------------------------------------------------
449	// member functions for symbol prediction (most probable / mode conversion)
450	// -------------------------------------------------------------------------------------------------------------------
451
452	UInt getIntraSizeIdx ( UInt uiAbsPartIdx ) const;
453
454	Void getAllowedChromaDir ( UInt uiAbsPartIdx, UInt* uiModeList ) const;
455	Void getIntraDirPredictor ( UInt uiAbsPartIdx, Int uiIntraDirPred[NUM_MOST_PROBABLE_MODES], const ComponentID compID, Int* piMode = NULL ) const;
456
457	// -------------------------------------------------------------------------------------------------------------------
458	// member functions for SBAC context
459	// -------------------------------------------------------------------------------------------------------------------
460
461	UInt getCtxSplitFlag ( UInt uiAbsPartIdx, UInt uiDepth ) const;
462	UInt getCtxQtCbf ( TComTU &rTu, const ChannelType chType ) const;
463
464	UInt getCtxSkipFlag ( UInt uiAbsPartIdx ) const;
465	UInt getCtxInterDir ( UInt uiAbsPartIdx ) const;
466
467	UInt& getTotalBins ( ) { return m_uiTotalBins; }
468	// -------------------------------------------------------------------------------------------------------------------
469	// member functions for RD cost storage
470	// -------------------------------------------------------------------------------------------------------------------
471
472	Double& getTotalCost ( ) { return m_dTotalCost; }
473	Distortion& getTotalDistortion ( ) { return m_uiTotalDistortion; }
474	UInt& getTotalBits ( ) { return m_uiTotalBits; }
475	UInt& getTotalNumPart ( ) { return m_uiNumPartition; }
476
477	UInt getCoefScanIdx ( const UInt uiAbsPartIdx, const UInt uiWidth, const UInt uiHeight, const ComponentID compID ) const ;
478
479	#if SVC_EXTENSION
480	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
481	Bool isInterLayerReference ( UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1 ) const;
482	#endif
483	#if FAST_INTRA_SHVC
484	Int reduceSetOfIntraModes ( UInt uiAbsPartIdx, Int* uiIntraDirPred, Int** posScalingFactor, Int &fullSetOfModes );
485	#endif
486	#if REF_IDX_ME_ZEROMV
487	Bool checkZeroMVILRMerge ( UChar uhInterDir, TComMvField& cMvFieldL0, TComMvField& cMvFieldL1);
488	Bool checkZeroMVILRMvdL1Zero ( Int iRefList, Int iRefIdx, Int MvpIdx);
489	#endif
490	TComDataCU* getBaseColCU ( UInt refLayerIdc, UInt uiCuAbsPartIdx, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Int** posScalingFactor, Bool motionMapping = false );
491	TComDataCU* getBaseColCU ( UInt refLayerIdc, UInt pelX, UInt pelY, UInt &uiCUAddrBase, UInt &uiAbsPartIdxBase, Int** posScalingFactor, Bool motionMapping = false );
492	Void scaleBaseMV ( UInt refLayerIdc, TComMvField& rcMvFieldEnhance, TComMvField& rcMvFieldBase, Int** mvScalingFactor );
493	#if FAST_INTRA_SHVC
494	UChar getReducedSetIntraModes ( UChar idx ) const { assert( idx < NUM_INTRA_MODE-1 ); return m_reducedSetIntraModes[idx]; }
495	#endif
496	#endif
497	};
498
499	namespace RasterAddress
500	{
501	/** Check whether 2 addresses point to the same column
502	* \param addrA First address in raster scan order
503	* \param addrB Second address in raters scan order
504	* \param numUnitsPerRow Number of units in a row
505	* \return Result of test
506	*/
507	static inline Bool isEqualCol( Int addrA, Int addrB, Int numUnitsPerRow )
508	{
509	// addrA % numUnitsPerRow == addrB % numUnitsPerRow
510	return (( addrA ^ addrB ) & ( numUnitsPerRow - 1 ) ) == 0;
511	}
512
513	/** Check whether 2 addresses point to the same row
514	* \param addrA First address in raster scan order
515	* \param addrB Second address in raters scan order
516	* \param numUnitsPerRow Number of units in a row
517	* \return Result of test
518	*/
519	static inline Bool isEqualRow( Int addrA, Int addrB, Int numUnitsPerRow )
520	{
521	// addrA / numUnitsPerRow == addrB / numUnitsPerRow
522	return (( addrA ^ addrB ) &~ ( numUnitsPerRow - 1 ) ) == 0;
523	}
524
525	/** Check whether 2 addresses point to the same row or column
526	* \param addrA First address in raster scan order
527	* \param addrB Second address in raters scan order
528	* \param numUnitsPerRow Number of units in a row
529	* \return Result of test
530	*/
531	static inline Bool isEqualRowOrCol( Int addrA, Int addrB, Int numUnitsPerRow )
532	{
533	return isEqualCol( addrA, addrB, numUnitsPerRow ) \| isEqualRow( addrA, addrB, numUnitsPerRow );
534	}
535
536	/** Check whether one address points to the first column
537	* \param addr Address in raster scan order
538	* \param numUnitsPerRow Number of units in a row
539	* \return Result of test
540	*/
541	static inline Bool isZeroCol( Int addr, Int numUnitsPerRow )
542	{
543	// addr % numUnitsPerRow == 0
544	return ( addr & ( numUnitsPerRow - 1 ) ) == 0;
545	}
546
547	/** Check whether one address points to the first row
548	* \param addr Address in raster scan order
549	* \param numUnitsPerRow Number of units in a row
550	* \return Result of test
551	*/
552	static inline Bool isZeroRow( Int addr, Int numUnitsPerRow )
553	{
554	// addr / numUnitsPerRow == 0
555	return ( addr &~ ( numUnitsPerRow - 1 ) ) == 0;
556	}
557
558	/** Check whether one address points to a column whose index is smaller than a given value
559	* \param addr Address in raster scan order
560	* \param val Given column index value
561	* \param numUnitsPerRow Number of units in a row
562	* \return Result of test
563	*/
564	static inline Bool lessThanCol( Int addr, Int val, Int numUnitsPerRow )
565	{
566	// addr % numUnitsPerRow < val
567	return ( addr & ( numUnitsPerRow - 1 ) ) < val;
568	}
569
570	/** Check whether one address points to a row whose index is smaller than a given value
571	* \param addr Address in raster scan order
572	* \param val Given row index value
573	* \param numUnitsPerRow Number of units in a row
574	* \return Result of test
575	*/
576	static inline Bool lessThanRow( Int addr, Int val, Int numUnitsPerRow )
577	{
578	// addr / numUnitsPerRow < val
579	return addr < val * numUnitsPerRow;
580	}
581	}
582
583	//! \}
584
585	#endif

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

Download in other formats: