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TEncSearch.h @ 918

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Last change on this file since 918 was 916, checked in by seregin, 10 years ago
initial porting
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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 TEncSearch.h
35	\brief encoder search class (header)
36	*/
37
38	#ifndef __TENCSEARCH__
39	#define __TENCSEARCH__
40
41	// Include files
42	#include "TLibCommon/TComYuv.h"
43	#include "TLibCommon/TComMotionInfo.h"
44	#include "TLibCommon/TComPattern.h"
45	#include "TLibCommon/TComPrediction.h"
46	#include "TLibCommon/TComTrQuant.h"
47	#include "TLibCommon/TComPic.h"
48	#include "TLibCommon/TComRectangle.h"
49	#include "TEncEntropy.h"
50	#include "TEncSbac.h"
51	#include "TEncCfg.h"
52
53
54	//! \ingroup TLibEncoder
55	//! \{
56
57	class TEncCu;
58
59	// ====================================================================================================================
60	// Class definition
61	// ====================================================================================================================
62
63	static const UInt MAX_NUM_REF_LIST_ADAPT_SR=2;
64	static const UInt MAX_IDX_ADAPT_SR=33;
65	static const UInt NUM_MV_PREDICTORS=3;
66
67	/// encoder search class
68	class TEncSearch : public TComPrediction
69	{
70	private:
71	TCoeff** m_ppcQTTempCoeff[MAX_NUM_COMPONENT /* 0->Y, 1->Cb, 2->Cr*/];
72	TCoeff* m_pcQTTempCoeff[MAX_NUM_COMPONENT];
73	#if ADAPTIVE_QP_SELECTION
74	TCoeff** m_ppcQTTempArlCoeff[MAX_NUM_COMPONENT];
75	TCoeff* m_pcQTTempArlCoeff[MAX_NUM_COMPONENT];
76	#endif
77	UChar* m_puhQTTempTrIdx;
78	UChar* m_puhQTTempCbf[MAX_NUM_COMPONENT];
79
80	TComYuv* m_pcQTTempTComYuv;
81	TComYuv m_tmpYuvPred; // To be used in xGetInterPredictionError() to avoid constant memory allocation/deallocation
82
83	Char* m_phQTTempCrossComponentPredictionAlpha[MAX_NUM_COMPONENT];
84	Pel* m_pSharedPredTransformSkip[MAX_NUM_COMPONENT];
85	TCoeff* m_pcQTTempTUCoeff[MAX_NUM_COMPONENT];
86	UChar* m_puhQTTempTransformSkipFlag[MAX_NUM_COMPONENT];
87	TComYuv m_pcQTTempTransformSkipTComYuv;
88	#if ADAPTIVE_QP_SELECTION
89	TCoeff* m_ppcQTTempTUArlCoeff[MAX_NUM_COMPONENT];
90	#endif
91
92	protected:
93	// interface to option
94	TEncCfg* m_pcEncCfg;
95
96	// interface to classes
97	TComTrQuant* m_pcTrQuant;
98	TComRdCost* m_pcRdCost;
99	TEncEntropy* m_pcEntropyCoder;
100
101	// ME parameters
102	Int m_iSearchRange;
103	Int m_bipredSearchRange; // Search range for bi-prediction
104	Int m_iFastSearch;
105	Int m_aaiAdaptSR[MAX_NUM_REF_LIST_ADAPT_SR][MAX_IDX_ADAPT_SR];
106	TComMv m_cSrchRngLT;
107	TComMv m_cSrchRngRB;
108	TComMv m_acMvPredictors[NUM_MV_PREDICTORS]; // Left, Above, AboveRight. enum MVP_DIR first NUM_MV_PREDICTORS entries are suitable for accessing.
109
110	// RD computation
111	TEncSbac*** m_pppcRDSbacCoder;
112	TEncSbac* m_pcRDGoOnSbacCoder;
113	DistParam m_cDistParam;
114
115	// Misc.
116	Pel* m_pTempPel;
117	const UInt* m_puiDFilter;
118	Int m_iMaxDeltaQP;
119
120	// AMVP cost computation
121	// UInt m_auiMVPIdxCost[AMVP_MAX_NUM_CANDS+1][AMVP_MAX_NUM_CANDS];
122	UInt m_auiMVPIdxCost[AMVP_MAX_NUM_CANDS+1][AMVP_MAX_NUM_CANDS+1]; //th array bounds
123
124	TComMv m_integerMv2Nx2N[NUM_REF_PIC_LIST_01][MAX_NUM_REF];
125
126	#if SVC_EXTENSION
127	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
128	Bool m_disableILP;
129	#endif
130	#endif //SVC_EXTENSION
131
132	public:
133	TEncSearch();
134	virtual ~TEncSearch();
135
136	Void init( TEncCfg* pcEncCfg,
137	TComTrQuant* pcTrQuant,
138	Int iSearchRange,
139	Int bipredSearchRange,
140	Int iFastSearch,
141	Int iMaxDeltaQP,
142	TEncEntropy* pcEntropyCoder,
143	TComRdCost* pcRdCost,
144	TEncSbac*** pppcRDSbacCoder,
145	TEncSbac* pcRDGoOnSbacCoder );
146
147	protected:
148
149	/// sub-function for motion vector refinement used in fractional-pel accuracy
150	Distortion xPatternRefinement( TComPattern* pcPatternKey,
151	TComMv baseRefMv,
152	Int iFrac, TComMv& rcMvFrac, Bool bAllowUseOfHadamard
153	);
154
155	typedef struct
156	{
157	Pel* piRefY;
158	Int iYStride;
159	Int iBestX;
160	Int iBestY;
161	UInt uiBestRound;
162	UInt uiBestDistance;
163	Distortion uiBestSad;
164	UChar ucPointNr;
165	} IntTZSearchStruct;
166
167	// sub-functions for ME
168	__inline Void xTZSearchHelp ( TComPattern* pcPatternKey, IntTZSearchStruct& rcStruct, const Int iSearchX, const Int iSearchY, const UChar ucPointNr, const UInt uiDistance );
169	__inline Void xTZ2PointSearch ( TComPattern* pcPatternKey, IntTZSearchStruct& rcStrukt, TComMv* pcMvSrchRngLT, TComMv* pcMvSrchRngRB );
170	__inline Void xTZ8PointSquareSearch ( TComPattern* pcPatternKey, IntTZSearchStruct& rcStrukt, TComMv* pcMvSrchRngLT, TComMv* pcMvSrchRngRB, const Int iStartX, const Int iStartY, const Int iDist );
171	__inline Void xTZ8PointDiamondSearch( TComPattern* pcPatternKey, IntTZSearchStruct& rcStrukt, TComMv* pcMvSrchRngLT, TComMv* pcMvSrchRngRB, const Int iStartX, const Int iStartY, const Int iDist );
172
173	Void xGetInterPredictionError( TComDataCU* pcCU, TComYuv* pcYuvOrg, Int iPartIdx, Distortion& ruiSAD, Bool Hadamard );
174
175	public:
176	Void preestChromaPredMode ( TComDataCU* pcCU,
177	TComYuv* pcOrgYuv,
178	TComYuv* pcPredYuv );
179
180	Void estIntraPredQT ( TComDataCU* pcCU,
181	TComYuv* pcOrgYuv,
182	TComYuv* pcPredYuv,
183	TComYuv* pcResiYuv,
184	TComYuv* pcRecoYuv,
185	Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
186	Distortion& ruiDistC,
187	Bool bLumaOnly
188	DEBUG_STRING_FN_DECLARE(sDebug));
189
190	Void estIntraPredChromaQT ( TComDataCU* pcCU,
191	TComYuv* pcOrgYuv,
192	TComYuv* pcPredYuv,
193	TComYuv* pcResiYuv,
194	TComYuv* pcRecoYuv,
195	Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
196	Distortion uiPreCalcDistC
197	DEBUG_STRING_FN_DECLARE(sDebug));
198
199	/// encoder estimation - inter prediction (non-skip)
200	#if SVC_EXTENSION
201	Bool predInterSearch ( TComDataCU* pcCU,
202	#else
203	Void predInterSearch ( TComDataCU* pcCU,
204	#endif
205	TComYuv* pcOrgYuv,
206	TComYuv* pcPredYuv,
207	TComYuv* pcResiYuv,
208	TComYuv* pcRecoYuv
209	DEBUG_STRING_FN_DECLARE(sDebug),
210	Bool bUseRes = false
211	#if AMP_MRG
212	,Bool bUseMRG = false
213	#endif
214	);
215
216	/// encode residual and compute rd-cost for inter mode
217	Void encodeResAndCalcRdInterCU( TComDataCU* pcCU,
218	TComYuv* pcYuvOrg,
219	TComYuv* pcYuvPred,
220	TComYuv* pcYuvResi,
221	TComYuv* pcYuvResiBest,
222	TComYuv* pcYuvRec,
223	Bool bSkipRes
224	DEBUG_STRING_FN_DECLARE(sDebug) );
225
226	/// set ME search range
227	Void setAdaptiveSearchRange ( Int iDir, Int iRefIdx, Int iSearchRange) { assert(iDir < MAX_NUM_REF_LIST_ADAPT_SR && iRefIdx<Int(MAX_IDX_ADAPT_SR)); m_aaiAdaptSR[iDir][iRefIdx] = iSearchRange; }
228
229	Void xEncPCM (TComDataCU* pcCU, UInt uiAbsPartIdx, Pel* piOrg, Pel* piPCM, Pel* piPred, Pel* piResi, Pel* piReco, UInt uiStride, UInt uiWidth, UInt uiHeight, const ComponentID compID );
230	Void IPCMSearch (TComDataCU* pcCU, TComYuv* pcOrgYuv, TComYuv* rpcPredYuv, TComYuv* rpcResiYuv, TComYuv* rpcRecoYuv );
231
232	#if SVC_EXTENSION
233	#if ENCODER_FAST_MODE
234	Bool predInterSearchILRUni ( TComDataCU* pcCU, TComYuv* pcOrgYuv, TComYuv& rpcPredYuv, TComYuv& rpcResiYuv, TComYuv*& rpcRecoYuv, UInt refLayerId );
235	#endif
236	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
237	Void setDisableILP(Bool a) {m_disableILP = a;}
238	#endif
239	#endif //SVC_EXTENSION
240
241	protected:
242
243	// -------------------------------------------------------------------------------------------------------------------
244	// Intra search
245	// -------------------------------------------------------------------------------------------------------------------
246
247	Void xEncSubdivCbfQT ( TComTU &rTu,
248	Bool bLuma,
249	Bool bChroma );
250
251	Void xEncCoeffQT ( TComTU &rTu,
252	ComponentID component,
253	Bool bRealCoeff );
254	Void xEncIntraHeader ( TComDataCU* pcCU,
255	UInt uiTrDepth,
256	UInt uiAbsPartIdx,
257	Bool bLuma,
258	Bool bChroma );
259	UInt xGetIntraBitsQT ( TComTU &rTu,
260	Bool bLuma,
261	Bool bChroma,
262	Bool bRealCoeff );
263
264	UInt xGetIntraBitsQTChroma ( TComTU &rTu,
265	ComponentID compID,
266	Bool bRealCoeff );
267
268	Void xIntraCodingTUBlock ( TComYuv* pcOrgYuv,
269	TComYuv* pcPredYuv,
270	TComYuv* pcResiYuv,
271	Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
272	const Bool checkCrossCPrediction,
273	Distortion& ruiDist,
274	const ComponentID compID,
275	TComTU &rTu
276	DEBUG_STRING_FN_DECLARE(sTest)
277	,Int default0Save1Load2 = 0
278	);
279
280	Void xRecurIntraCodingQT ( Bool bLumaOnly,
281	TComYuv* pcOrgYuv,
282	TComYuv* pcPredYuv,
283	TComYuv* pcResiYuv,
284	Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
285	Distortion& ruiDistY,
286	Distortion& ruiDistC,
287	#if HHI_RQT_INTRA_SPEEDUP
288	Bool bCheckFirst,
289	#endif
290	Double& dRDCost,
291	TComTU &rTu
292	DEBUG_STRING_FN_DECLARE(sDebug));
293
294	Void xSetIntraResultQT ( Bool bLumaOnly,
295	TComYuv* pcRecoYuv,
296	TComTU &rTu);
297
298	Void xStoreCrossComponentPredictionResult ( Pel *pResiLuma,
299	const Pel *pBestLuma,
300	TComTU &rTu,
301	const Int xOffset,
302	const Int yOffset,
303	const Int strideResi,
304	const Int strideBest );
305
306	Char xCalcCrossComponentPredictionAlpha ( TComTU &rTu,
307	const ComponentID compID,
308	const Pel* piResiL,
309	const Pel* piResiC,
310	const Int width,
311	const Int height,
312	const Int strideL,
313	const Int strideC );
314
315	Void xRecurIntraChromaCodingQT ( TComYuv* pcOrgYuv,
316	TComYuv* pcPredYuv,
317	TComYuv* pcResiYuv,
318	Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
319	Distortion& ruiDist,
320	TComTU &rTu
321	DEBUG_STRING_FN_DECLARE(sDebug));
322
323	Void xSetIntraResultChromaQT ( TComYuv* pcRecoYuv, TComTU &rTu);
324
325	Void xStoreIntraResultQT ( const ComponentID first, const ComponentID lastIncl, TComTU &rTu);
326	Void xLoadIntraResultQT ( const ComponentID first, const ComponentID lastIncl, TComTU &rTu);
327
328
329	// -------------------------------------------------------------------------------------------------------------------
330	// Inter search (AMP)
331	// -------------------------------------------------------------------------------------------------------------------
332
333	Void xEstimateMvPredAMVP ( TComDataCU* pcCU,
334	TComYuv* pcOrgYuv,
335	UInt uiPartIdx,
336	RefPicList eRefPicList,
337	Int iRefIdx,
338	TComMv& rcMvPred,
339	Bool bFilled = false
340	, Distortion* puiDistBiP = NULL
341	);
342
343	Void xCheckBestMVP ( TComDataCU* pcCU,
344	RefPicList eRefPicList,
345	TComMv cMv,
346	TComMv& rcMvPred,
347	Int& riMVPIdx,
348	UInt& ruiBits,
349	Distortion& ruiCost );
350
351	Distortion xGetTemplateCost ( TComDataCU* pcCU,
352	UInt uiPartIdx,
353	UInt uiPartAddr,
354	TComYuv* pcOrgYuv,
355	TComYuv* pcTemplateCand,
356	TComMv cMvCand,
357	Int iMVPIdx,
358	Int iMVPNum,
359	RefPicList eRefPicList,
360	Int iRefIdx,
361	Int iSizeX,
362	Int iSizeY
363	);
364
365
366	Void xCopyAMVPInfo ( AMVPInfo* pSrc, AMVPInfo* pDst );
367	UInt xGetMvpIdxBits ( Int iIdx, Int iNum );
368	Void xGetBlkBits ( PartSize eCUMode, Bool bPSlice, Int iPartIdx, UInt uiLastMode, UInt uiBlkBit[3]);
369
370	Void xMergeEstimation ( TComDataCU* pcCU,
371	TComYuv* pcYuvOrg,
372	Int iPartIdx,
373	UInt& uiInterDir,
374	TComMvField* pacMvField,
375	UInt& uiMergeIndex,
376	Distortion& ruiCost,
377	TComMvField* cMvFieldNeighbours,
378	UChar* uhInterDirNeighbours,
379	Int& numValidMergeCand
380	);
381
382	Void xRestrictBipredMergeCand ( TComDataCU* pcCU,
383	UInt puIdx,
384	TComMvField* mvFieldNeighbours,
385	UChar* interDirNeighbours,
386	Int numValidMergeCand );
387
388
389	// -------------------------------------------------------------------------------------------------------------------
390	// motion estimation
391	// -------------------------------------------------------------------------------------------------------------------
392
393	Void xMotionEstimation ( TComDataCU* pcCU,
394	TComYuv* pcYuvOrg,
395	Int iPartIdx,
396	RefPicList eRefPicList,
397	TComMv* pcMvPred,
398	Int iRefIdxPred,
399	TComMv& rcMv,
400	UInt& ruiBits,
401	Distortion& ruiCost,
402	Bool bBi = false );
403
404	Void xTZSearch ( TComDataCU* pcCU,
405	TComPattern* pcPatternKey,
406	Pel* piRefY,
407	Int iRefStride,
408	TComMv* pcMvSrchRngLT,
409	TComMv* pcMvSrchRngRB,
410	TComMv& rcMv,
411	Distortion& ruiSAD,
412	const TComMv *pIntegerMv2Nx2NPred
413	);
414
415	Void xTZSearchSelective ( TComDataCU* pcCU,
416	TComPattern* pcPatternKey,
417	Pel* piRefY,
418	Int iRefStride,
419	TComMv* pcMvSrchRngLT,
420	TComMv* pcMvSrchRngRB,
421	TComMv& rcMv,
422	Distortion& ruiSAD,
423	const TComMv *pIntegerMv2Nx2NPred
424	);
425
426	Void xSetSearchRange ( TComDataCU* pcCU,
427	TComMv& cMvPred,
428	Int iSrchRng,
429	TComMv& rcMvSrchRngLT,
430	TComMv& rcMvSrchRngRB );
431
432	Void xPatternSearchFast ( TComDataCU* pcCU,
433	TComPattern* pcPatternKey,
434	Pel* piRefY,
435	Int iRefStride,
436	TComMv* pcMvSrchRngLT,
437	TComMv* pcMvSrchRngRB,
438	TComMv& rcMv,
439	Distortion& ruiSAD,
440	const TComMv* pIntegerMv2Nx2NPred
441	);
442
443	Void xPatternSearch ( TComPattern* pcPatternKey,
444	Pel* piRefY,
445	Int iRefStride,
446	TComMv* pcMvSrchRngLT,
447	TComMv* pcMvSrchRngRB,
448	TComMv& rcMv,
449	Distortion& ruiSAD );
450
451	Void xPatternSearchFracDIF (
452	Bool bIsLosslessCoded,
453	TComPattern* pcPatternKey,
454	Pel* piRefY,
455	Int iRefStride,
456	TComMv* pcMvInt,
457	TComMv& rcMvHalf,
458	TComMv& rcMvQter,
459	Distortion& ruiCost,
460	Bool biPred
461	);
462
463	Void xExtDIFUpSamplingH( TComPattern* pcPattern, Bool biPred );
464	Void xExtDIFUpSamplingQ( TComPattern* pcPatternKey, TComMv halfPelRef, Bool biPred );
465
466	// -------------------------------------------------------------------------------------------------------------------
467	// T & Q & Q-1 & T-1
468	// -------------------------------------------------------------------------------------------------------------------
469
470
471	Void xEncodeResidualQT( const ComponentID compID, TComTU &rTu );
472	Void xEstimateResidualQT( TComYuv* pcResi, Double &rdCost, UInt &ruiBits, Distortion &ruiDist, Distortion *puiZeroDist, TComTU &rTu DEBUG_STRING_FN_DECLARE(sDebug) );
473	Void xSetResidualQTData( TComYuv* pcResi, Bool bSpatial, TComTU &rTu );
474
475	UInt xModeBitsIntra ( TComDataCU* pcCU, UInt uiMode, UInt uiPartOffset, UInt uiDepth, UInt uiInitTrDepth, const ChannelType compID );
476	UInt xUpdateCandList( UInt uiMode, Double uiCost, UInt uiFastCandNum, UInt * CandModeList, Double * CandCostList );
477
478	// -------------------------------------------------------------------------------------------------------------------
479	// compute symbol bits
480	// -------------------------------------------------------------------------------------------------------------------
481
482	Void xAddSymbolBitsInter ( TComDataCU* pcCU,
483	UInt uiQp,
484	UInt uiTrMode,
485	UInt& ruiBits);
486
487	Void setWpScalingDistParam( TComDataCU* pcCU, Int iRefIdx, RefPicList eRefPicListCur );
488	inline Void setDistParamComp( ComponentID compIdx ) { m_cDistParam.compIdx = compIdx; }
489
490	#if SVC_EXTENSION && REF_IDX_ME_ZEROMV
491	Void xPatternSearchFracDIFMv0 ( TComPattern* pcPatternKey,
492	Pel* piRefY,
493	Int iRefStride,
494	TComMv* pcMvInt,
495	TComMv& rcMvHalf,
496	TComMv& rcMvQter,
497	UInt& ruiCost );
498	#endif //SVC_EXTENSION
499
500	};// END CLASS DEFINITION TEncSearch
501
502	//! \}
503
504	#endif // __TENCSEARCH__

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