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source: 3DVCSoftware/branches/HTM-12.2-dev1-Mediatek/source/Lib/TLibCommon/TComPrediction.cpp @ 1092

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Last change on this file since 1092 was 1084, checked in by tech, 10 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 TComPrediction.cpp
35	\brief prediction class
36	*/
37
38	#include <memory.h>
39	#include "TComPrediction.h"
40
41	//! \ingroup TLibCommon
42	//! \{
43
44	// ====================================================================================================================
45	// Constructor / destructor / initialize
46	// ====================================================================================================================
47
48	TComPrediction::TComPrediction()
49	: m_pLumaRecBuffer(0)
50	, m_iLumaRecStride(0)
51	{
52	m_piYuvExt = NULL;
53	#if H_3D_VSP
54	m_pDepthBlock = (Int) malloc(MAX_NUM_SPU_WMAX_NUM_SPU_W*sizeof(Int));
55	if (m_pDepthBlock == NULL)
56	printf("ERROR: UKTGHU, No memory allocated.\n");
57	#endif
58	}
59
60	TComPrediction::~TComPrediction()
61	{
62	#if H_3D_VSP
63	if (m_pDepthBlock != NULL)
64	free(m_pDepthBlock);
65	m_cYuvDepthOnVsp.destroy();
66	#endif
67
68	delete[] m_piYuvExt;
69
70	m_acYuvPred[0].destroy();
71	m_acYuvPred[1].destroy();
72
73	m_cYuvPredTemp.destroy();
74
75	#if H_3D_ARP
76	m_acYuvPredBase[0].destroy();
77	m_acYuvPredBase[1].destroy();
78	#endif
79	if( m_pLumaRecBuffer )
80	{
81	delete [] m_pLumaRecBuffer;
82	}
83
84	Int i, j;
85	for (i = 0; i < 4; i++)
86	{
87	for (j = 0; j < 4; j++)
88	{
89	m_filteredBlock[i][j].destroy();
90	}
91	m_filteredBlockTmp[i].destroy();
92	}
93	}
94
95	Void TComPrediction::initTempBuff()
96	{
97	if( m_piYuvExt == NULL )
98	{
99	Int extWidth = MAX_CU_SIZE + 16;
100	Int extHeight = MAX_CU_SIZE + 1;
101	Int i, j;
102	for (i = 0; i < 4; i++)
103	{
104	m_filteredBlockTmp[i].create(extWidth, extHeight + 7);
105	for (j = 0; j < 4; j++)
106	{
107	m_filteredBlock[i][j].create(extWidth, extHeight);
108	}
109	}
110	m_iYuvExtHeight = ((MAX_CU_SIZE + 2) << 4);
111	m_iYuvExtStride = ((MAX_CU_SIZE + 8) << 4);
112	m_piYuvExt = new Int[ m_iYuvExtStride * m_iYuvExtHeight ];
113
114	// new structure
115	m_acYuvPred[0] .create( MAX_CU_SIZE, MAX_CU_SIZE );
116	m_acYuvPred[1] .create( MAX_CU_SIZE, MAX_CU_SIZE );
117
118	m_cYuvPredTemp.create( MAX_CU_SIZE, MAX_CU_SIZE );
119	#if H_3D_ARP
120	m_acYuvPredBase[0] .create( g_uiMaxCUWidth, g_uiMaxCUHeight );
121	m_acYuvPredBase[1] .create( g_uiMaxCUWidth, g_uiMaxCUHeight );
122	#endif
123	#if H_3D_VSP
124	m_cYuvDepthOnVsp.create( g_uiMaxCUWidth, g_uiMaxCUHeight );
125	#endif
126	}
127
128	if (m_iLumaRecStride != (MAX_CU_SIZE>>1) + 1)
129	{
130	m_iLumaRecStride = (MAX_CU_SIZE>>1) + 1;
131	if (!m_pLumaRecBuffer)
132	{
133	m_pLumaRecBuffer = new Pel[ m_iLumaRecStride * m_iLumaRecStride ];
134	}
135	}
136	#if H_3D_IC
137	m_uiaShift[0] = 0;
138	for( Int i = 1; i < 64; i++ )
139	{
140	m_uiaShift[i] = ( (1 << 15) + i/2 ) / i;
141	}
142	#endif
143	}
144
145	// ====================================================================================================================
146	// Public member functions
147	// ====================================================================================================================
148
149	// Function for calculating DC value of the reference samples used in Intra prediction
150	Pel TComPrediction::predIntraGetPredValDC( Int* pSrc, Int iSrcStride, UInt iWidth, UInt iHeight, Bool bAbove, Bool bLeft )
151	{
152	assert(iWidth > 0 && iHeight > 0);
153	Int iInd, iSum = 0;
154	Pel pDcVal;
155
156	if (bAbove)
157	{
158	for (iInd = 0;iInd < iWidth;iInd++)
159	{
160	iSum += pSrc[iInd-iSrcStride];
161	}
162	}
163	if (bLeft)
164	{
165	for (iInd = 0;iInd < iHeight;iInd++)
166	{
167	iSum += pSrc[iInd*iSrcStride-1];
168	}
169	}
170
171	if (bAbove && bLeft)
172	{
173	pDcVal = (iSum + iWidth) / (iWidth + iHeight);
174	}
175	else if (bAbove)
176	{
177	pDcVal = (iSum + iWidth/2) / iWidth;
178	}
179	else if (bLeft)
180	{
181	pDcVal = (iSum + iHeight/2) / iHeight;
182	}
183	else
184	{
185	pDcVal = pSrc[-1]; // Default DC value already calculated and placed in the prediction array if no neighbors are available
186	}
187
188	return pDcVal;
189	}
190
191	// Function for deriving the angular Intra predictions
192
193	/** Function for deriving the simplified angular intra predictions.
194	* \param pSrc pointer to reconstructed sample array
195	* \param srcStride the stride of the reconstructed sample array
196	* \param rpDst reference to pointer for the prediction sample array
197	* \param dstStride the stride of the prediction sample array
198	* \param width the width of the block
199	* \param height the height of the block
200	* \param dirMode the intra prediction mode index
201	* \param blkAboveAvailable boolean indication if the block above is available
202	* \param blkLeftAvailable boolean indication if the block to the left is available
203	*
204	* This function derives the prediction samples for the angular mode based on the prediction direction indicated by
205	* the prediction mode index. The prediction direction is given by the displacement of the bottom row of the block and
206	* the reference row above the block in the case of vertical prediction or displacement of the rightmost column
207	* of the block and reference column left from the block in the case of the horizontal prediction. The displacement
208	* is signalled at 1/32 pixel accuracy. When projection of the predicted pixel falls inbetween reference samples,
209	* the predicted value for the pixel is linearly interpolated from the reference samples. All reference samples are taken
210	* from the extended main reference.
211	*/
212	Void TComPrediction::xPredIntraAng(Int bitDepth, Int* pSrc, Int srcStride, Pel*& rpDst, Int dstStride, UInt width, UInt height, UInt dirMode, Bool blkAboveAvailable, Bool blkLeftAvailable, Bool bFilter )
213	{
214	Int k,l;
215	Int blkSize = width;
216	Pel* pDst = rpDst;
217
218	// Map the mode index to main prediction direction and angle
219	assert( dirMode > 0 ); //no planar
220	Bool modeDC = dirMode < 2;
221	Bool modeHor = !modeDC && (dirMode < 18);
222	Bool modeVer = !modeDC && !modeHor;
223	Int intraPredAngle = modeVer ? (Int)dirMode - VER_IDX : modeHor ? -((Int)dirMode - HOR_IDX) : 0;
224	Int absAng = abs(intraPredAngle);
225	Int signAng = intraPredAngle < 0 ? -1 : 1;
226
227	// Set bitshifts and scale the angle parameter to block size
228	Int angTable[9] = {0, 2, 5, 9, 13, 17, 21, 26, 32};
229	Int invAngTable[9] = {0, 4096, 1638, 910, 630, 482, 390, 315, 256}; // (256 * 32) / Angle
230	Int invAngle = invAngTable[absAng];
231	absAng = angTable[absAng];
232	intraPredAngle = signAng * absAng;
233
234	// Do the DC prediction
235	if (modeDC)
236	{
237	Pel dcval = predIntraGetPredValDC(pSrc, srcStride, width, height, blkAboveAvailable, blkLeftAvailable);
238
239	for (k=0;k<blkSize;k++)
240	{
241	for (l=0;l<blkSize;l++)
242	{
243	pDst[k*dstStride+l] = dcval;
244	}
245	}
246	}
247
248	// Do angular predictions
249	else
250	{
251	Pel* refMain;
252	Pel* refSide;
253	Pel refAbove[2*MAX_CU_SIZE+1];
254	Pel refLeft[2*MAX_CU_SIZE+1];
255
256	// Initialise the Main and Left reference array.
257	if (intraPredAngle < 0)
258	{
259	for (k=0;k<blkSize+1;k++)
260	{
261	refAbove[k+blkSize-1] = pSrc[k-srcStride-1];
262	}
263	for (k=0;k<blkSize+1;k++)
264	{
265	refLeft[k+blkSize-1] = pSrc[(k-1)*srcStride-1];
266	}
267	refMain = (modeVer ? refAbove : refLeft) + (blkSize-1);
268	refSide = (modeVer ? refLeft : refAbove) + (blkSize-1);
269
270	// Extend the Main reference to the left.
271	Int invAngleSum = 128; // rounding for (shift by 8)
272	for (k=-1; k>blkSize*intraPredAngle>>5; k--)
273	{
274	invAngleSum += invAngle;
275	refMain[k] = refSide[invAngleSum>>8];
276	}
277	}
278	else
279	{
280	for (k=0;k<2*blkSize+1;k++)
281	{
282	refAbove[k] = pSrc[k-srcStride-1];
283	}
284	for (k=0;k<2*blkSize+1;k++)
285	{
286	refLeft[k] = pSrc[(k-1)*srcStride-1];
287	}
288	refMain = modeVer ? refAbove : refLeft;
289	refSide = modeVer ? refLeft : refAbove;
290	}
291
292	if (intraPredAngle == 0)
293	{
294	for (k=0;k<blkSize;k++)
295	{
296	for (l=0;l<blkSize;l++)
297	{
298	pDst[k*dstStride+l] = refMain[l+1];
299	}
300	}
301
302	if ( bFilter )
303	{
304	for (k=0;k<blkSize;k++)
305	{
306	pDst[kdstStride] = Clip3(0, (1<<bitDepth)-1, pDst[kdstStride] + (( refSide[k+1] - refSide[0] ) >> 1) );
307	}
308	}
309	}
310	else
311	{
312	Int deltaPos=0;
313	Int deltaInt;
314	Int deltaFract;
315	Int refMainIndex;
316
317	for (k=0;k<blkSize;k++)
318	{
319	deltaPos += intraPredAngle;
320	deltaInt = deltaPos >> 5;
321	deltaFract = deltaPos & (32 - 1);
322
323	if (deltaFract)
324	{
325	// Do linear filtering
326	for (l=0;l<blkSize;l++)
327	{
328	refMainIndex = l+deltaInt+1;
329	pDst[kdstStride+l] = (Pel) ( ((32-deltaFract)refMain[refMainIndex]+deltaFract*refMain[refMainIndex+1]+16) >> 5 );
330	}
331	}
332	else
333	{
334	// Just copy the integer samples
335	for (l=0;l<blkSize;l++)
336	{
337	pDst[k*dstStride+l] = refMain[l+deltaInt+1];
338	}
339	}
340	}
341	}
342
343	// Flip the block if this is the horizontal mode
344	if (modeHor)
345	{
346	Pel tmp;
347	for (k=0;k<blkSize-1;k++)
348	{
349	for (l=k+1;l<blkSize;l++)
350	{
351	tmp = pDst[k*dstStride+l];
352	pDst[kdstStride+l] = pDst[ldstStride+k];
353	pDst[l*dstStride+k] = tmp;
354	}
355	}
356	}
357	}
358	}
359
360	Void TComPrediction::predIntraLumaAng(TComPattern* pcTComPattern, UInt uiDirMode, Pel* piPred, UInt uiStride, Int iWidth, Int iHeight, Bool bAbove, Bool bLeft )
361	{
362	Pel *pDst = piPred;
363	Int *ptrSrc;
364
365	assert( g_aucConvertToBit[ iWidth ] >= 0 ); // 4x 4
366	assert( g_aucConvertToBit[ iWidth ] <= 5 ); // 128x128
367	assert( iWidth == iHeight );
368
369	ptrSrc = pcTComPattern->getPredictorPtr( uiDirMode, g_aucConvertToBit[ iWidth ] + 2, m_piYuvExt );
370
371	// get starting pixel in block
372	Int sw = 2 * iWidth + 1;
373
374	// Create the prediction
375	if ( uiDirMode == PLANAR_IDX )
376	{
377	xPredIntraPlanar( ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight );
378	}
379	else
380	{
381	if ( (iWidth > 16) \|\| (iHeight > 16) )
382	{
383	xPredIntraAng(g_bitDepthY, ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight, uiDirMode, bAbove, bLeft, false );
384	}
385	else
386	{
387	xPredIntraAng(g_bitDepthY, ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight, uiDirMode, bAbove, bLeft, true );
388
389	if( (uiDirMode == DC_IDX ) && bAbove && bLeft )
390	{
391	xDCPredFiltering( ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight);
392	}
393	}
394	}
395	}
396
397	// Angular chroma
398	Void TComPrediction::predIntraChromaAng( Int* piSrc, UInt uiDirMode, Pel* piPred, UInt uiStride, Int iWidth, Int iHeight, Bool bAbove, Bool bLeft )
399	{
400	Pel *pDst = piPred;
401	Int *ptrSrc = piSrc;
402
403	// get starting pixel in block
404	Int sw = 2 * iWidth + 1;
405
406	if ( uiDirMode == PLANAR_IDX )
407	{
408	xPredIntraPlanar( ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight );
409	}
410	else
411	{
412	// Create the prediction
413	xPredIntraAng(g_bitDepthC, ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight, uiDirMode, bAbove, bLeft, false );
414	}
415	}
416
417	#if H_3D_DIM
418	Void TComPrediction::predIntraLumaDepth( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiIntraMode, Pel* piPred, UInt uiStride, Int iWidth, Int iHeight, Bool bFastEnc, TComWedgelet* dmm4Segmentation )
419	{
420	assert( iWidth == iHeight );
421	assert( iWidth >= DIM_MIN_SIZE && iWidth <= DIM_MAX_SIZE );
422	assert( isDimMode( uiIntraMode ) );
423
424	UInt dimType = getDimType ( uiIntraMode );
425	Bool isDmmMode = (dimType < DMM_NUM_TYPE);
426
427	Bool* biSegPattern = NULL;
428	UInt patternStride = 0;
429
430	// get partiton
431	#if H_3D_DIM_DMM
432	TComWedgelet* dmmSegmentation = NULL;
433	if( isDmmMode )
434	{
435	switch( dimType )
436	{
437	case( DMM1_IDX ):
438	{
439	dmmSegmentation = pcCU->isDMM1UpscaleMode((UInt)iWidth) ?
440	&(g_dmmWedgeLists[ g_aucConvertToBit[pcCU->getDMM1BasePatternWidth((UInt)iWidth)] ][ pcCU->getDmmWedgeTabIdx( dimType, uiAbsPartIdx ) ]) :
441	&(g_dmmWedgeLists[ g_aucConvertToBit[iWidth] ][ pcCU->getDmmWedgeTabIdx( dimType, uiAbsPartIdx ) ]);
442	} break;
443	case( DMM4_IDX ):
444	{
445	if( dmm4Segmentation == NULL )
446	{
447	dmmSegmentation = new TComWedgelet( iWidth, iHeight );
448	xPredContourFromTex( pcCU, uiAbsPartIdx, iWidth, iHeight, dmmSegmentation );
449	}
450	else
451	{
452	xPredContourFromTex( pcCU, uiAbsPartIdx, iWidth, iHeight, dmm4Segmentation );
453	dmmSegmentation = dmm4Segmentation;
454	}
455	} break;
456	default: assert(0);
457	}
458	assert( dmmSegmentation );
459	if( dimType == DMM1_IDX && pcCU->isDMM1UpscaleMode((UInt)iWidth) )
460	{
461	biSegPattern = dmmSegmentation->getScaledPattern((UInt)iWidth);
462	patternStride = iWidth;
463	}
464	else
465	{
466	biSegPattern = dmmSegmentation->getPattern();
467	patternStride = dmmSegmentation->getStride ();
468	}
469	}
470	#endif
471
472	// get predicted partition values
473	assert( biSegPattern );
474	Int* piMask = NULL;
475	piMask = pcCU->getPattern()->getAdiOrgBuf( iWidth, iHeight, m_piYuvExt ); // no filtering
476	assert( piMask );
477	Int maskStride = 2*iWidth + 1;
478	Int* ptrSrc = piMask+maskStride+1;
479	Pel predDC1 = 0; Pel predDC2 = 0;
480	xPredBiSegDCs( ptrSrc, maskStride, biSegPattern, patternStride, predDC1, predDC2 );
481
482	// set segment values with deltaDC offsets
483	Pel segDC1 = 0;
484	Pel segDC2 = 0;
485	if( !pcCU->getSDCFlag( uiAbsPartIdx ) )
486	{
487	Pel deltaDC1 = pcCU->getDimDeltaDC( dimType, 0, uiAbsPartIdx );
488	Pel deltaDC2 = pcCU->getDimDeltaDC( dimType, 1, uiAbsPartIdx );
489	#if H_3D_DIM_DMM
490	if( isDmmMode )
491	{
492	#if H_3D_DIM_DLT
493	segDC1 = pcCU->getSlice()->getPPS()->getDLT()->idx2DepthValue( pcCU->getSlice()->getLayerIdInVps(), pcCU->getSlice()->getPPS()->getDLT()->depthValue2idx( pcCU->getSlice()->getLayerIdInVps(), predDC1 ) + deltaDC1 );
494	segDC2 = pcCU->getSlice()->getPPS()->getDLT()->idx2DepthValue( pcCU->getSlice()->getLayerIdInVps(), pcCU->getSlice()->getPPS()->getDLT()->depthValue2idx( pcCU->getSlice()->getLayerIdInVps(), predDC2 ) + deltaDC2 );
495	#else
496	segDC1 = ClipY( predDC1 + deltaDC1 );
497	segDC2 = ClipY( predDC2 + deltaDC2 );
498	#endif
499	}
500	#endif
501	}
502	else
503	{
504	segDC1 = predDC1;
505	segDC2 = predDC2;
506	}
507
508	// set prediction signal
509	Pel* pDst = piPred;
510	xAssignBiSegDCs( pDst, uiStride, biSegPattern, patternStride, segDC1, segDC2 );
511	pcCU->setDmmPredictor(segDC1, 0);
512	pcCU->setDmmPredictor(segDC2, 1);
513
514	#if H_3D_DIM_DMM
515	if( dimType == DMM4_IDX && dmm4Segmentation == NULL ) { dmmSegmentation->destroy(); delete dmmSegmentation; }
516	#endif
517	}
518	#endif
519
520	/** Function for checking identical motion.
521	* \param TComDataCU* pcCU
522	* \param UInt PartAddr
523	*/
524	Bool TComPrediction::xCheckIdenticalMotion ( TComDataCU* pcCU, UInt PartAddr )
525	{
526	if( pcCU->getSlice()->isInterB() && !pcCU->getSlice()->getPPS()->getWPBiPred() )
527	{
528	if( pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr) >= 0 && pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr) >= 0)
529	{
530	Int RefPOCL0 = pcCU->getSlice()->getRefPic(REF_PIC_LIST_0, pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr))->getPOC();
531	Int RefPOCL1 = pcCU->getSlice()->getRefPic(REF_PIC_LIST_1, pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr))->getPOC();
532	#if H_3D_ARP
533	if(!pcCU->getARPW(PartAddr) && RefPOCL0 == RefPOCL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr))
534	#else
535	if(RefPOCL0 == RefPOCL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr))
536	#endif
537	{
538	return true;
539	}
540	}
541	}
542	return false;
543	}
544
545	#if H_3D_SPIVMP
546	Void TComPrediction::xGetSubPUAddrAndMerge(TComDataCU* pcCU, UInt uiPartAddr, Int iSPWidth, Int iSPHeight, Int iNumSPInOneLine, Int iNumSP, UInt* uiMergedSPW, UInt* uiMergedSPH, UInt* uiSPAddr )
547	{
548	for (Int i = 0; i < iNumSP; i++)
549	{
550	uiMergedSPW[i] = iSPWidth;
551	uiMergedSPH[i] = iSPHeight;
552	pcCU->getSPAbsPartIdx(uiPartAddr, iSPWidth, iSPHeight, i, iNumSPInOneLine, uiSPAddr[i]);
553	}
554	if( pcCU->getARPW( uiPartAddr ) != 0 )
555	{
556	return;
557	}
558
559	// horizontal sub-PU merge
560	for (Int i=0; i<iNumSP; i++)
561	{
562	if (i % iNumSPInOneLine == iNumSPInOneLine - 1 \|\| uiMergedSPW[i]==0 \|\| uiMergedSPH[i]==0)
563	{
564	continue;
565	}
566	for (Int j=i+1; j<i+iNumSPInOneLine-i%iNumSPInOneLine; j++)
567	{
568	if (xCheckTwoSPMotion(pcCU, uiSPAddr[i], uiSPAddr[j]))
569	{
570	uiMergedSPW[i] += iSPWidth;
571	uiMergedSPW[j] = uiMergedSPH[j] = 0;
572	}
573	else
574	{
575	break;
576	}
577	}
578	}
579	//vertical sub-PU merge
580	for (Int i=0; i<iNumSP-iNumSPInOneLine; i++)
581	{
582	if (uiMergedSPW[i]==0 \|\| uiMergedSPH[i]==0)
583	{
584	continue;
585	}
586	for (Int j=i+iNumSPInOneLine; j<iNumSP; j+=iNumSPInOneLine)
587	{
588	if (xCheckTwoSPMotion(pcCU, uiSPAddr[i], uiSPAddr[j]) && uiMergedSPW[i]==uiMergedSPW[j])
589	{
590	uiMergedSPH[i] += iSPHeight;
591	uiMergedSPH[j] = uiMergedSPW[j] = 0;
592	}
593	else
594	{
595	break;
596	}
597	}
598	}
599	}
600
601	Bool TComPrediction::xCheckTwoSPMotion ( TComDataCU* pcCU, UInt PartAddr0, UInt PartAddr1 )
602	{
603	if( pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr1))
604	{
605	return false;
606	}
607	if( pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr1))
608	{
609	return false;
610	}
611
612	if (pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr0) >= 0)
613	{
614	if (pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr1))
615	{
616	return false;
617	}
618	}
619
620	if (pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr0) >= 0)
621	{
622	if (pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr1))
623	{
624	return false;
625	}
626	}
627	return true;
628	}
629	#endif
630
631	#if H_3D_DBBP
632	PartSize TComPrediction::getPartitionSizeFromDepth(Pel* pDepthPels, UInt uiDepthStride, UInt uiSize)
633	{
634	// find virtual partitioning for this CU based on depth block
635	// segmentation of texture block --> mask IDs
636	Pel* pDepthBlockStart = pDepthPels;
637
638	// first compute average of depth block for thresholding
639	Int iSumDepth = 0;
640	Int iSubSample = 4;
641	for (Int y=0; y<uiSize; y+=iSubSample)
642	{
643	for (Int x=0; x<uiSize; x+=iSubSample)
644	{
645	Int depthPel = pDepthPels[x];
646
647	iSumDepth += depthPel;
648	}
649
650	// next row
651	pDepthPels += uiDepthStride*iSubSample;
652	}
653
654	Int iSizeInBits = g_aucConvertToBit[uiSize] - g_aucConvertToBit[iSubSample]; // respect sub-sampling factor
655	Int iMean = iSumDepth >> iSizeInBits2; // iMean /= (uiSizeuiSize);
656
657	// start again for segmentation
658	pDepthPels = pDepthBlockStart;
659
660	// start mapping process
661	Int matchedPartSum[2][2] = {{0,0},{0,0}}; // counter for each part size and boolean option
662	PartSize virtualPartSizes[2] = { SIZE_Nx2N, SIZE_2NxN};
663
664	UInt uiHalfSize = uiSize>>1;
665	for (Int y=0; y<uiSize; y+=iSubSample)
666	{
667	for (Int x=0; x<uiSize; x+=iSubSample)
668	{
669	Int depthPel = pDepthPels[x];
670
671	// decide which segment this pixel belongs to
672	Int ucSegment = (Int)(depthPel>iMean);
673
674	// Matched Filter to find optimal (conventional) partitioning
675
676	// SIZE_Nx2N
677	if(x<uiHalfSize) // left
678	{
679	matchedPartSum[0][ucSegment]++;
680	}
681	else // right
682	{
683	matchedPartSum[0][1-ucSegment]++;
684	}
685
686	// SIZE_2NxN
687	if(y<uiHalfSize) // top
688	{
689	matchedPartSum[1][ucSegment]++;
690	}
691	else // bottom
692	{
693	matchedPartSum[1][1-ucSegment]++;
694	}
695	}
696
697	// next row
698	pDepthPels += uiDepthStride*iSubSample;
699	}
700
701	PartSize matchedPartSize = SIZE_NONE;
702
703	Int iMaxMatchSum = 0;
704	for(Int p=0; p<2; p++) // loop over partition
705	{
706	for( Int b=0; b<=1; b++ ) // loop over boolean options
707	{
708	if(matchedPartSum[p][b] > iMaxMatchSum)
709	{
710	iMaxMatchSum = matchedPartSum[p][b];
711	matchedPartSize = virtualPartSizes[p];
712	}
713	}
714	}
715
716	AOF( matchedPartSize != SIZE_NONE );
717
718	return matchedPartSize;
719	}
720
721	Bool TComPrediction::getSegmentMaskFromDepth( Pel* pDepthPels, UInt uiDepthStride, UInt uiWidth, UInt uiHeight, Bool* pMask )
722	{
723	// segmentation of texture block --> mask IDs
724	Pel* pDepthBlockStart = pDepthPels;
725
726	// first compute average of depth block for thresholding
727	Int iSumDepth = 0;
728	Int uiMinDepth = MAX_INT;
729	Int uiMaxDepth = 0;
730
731	iSumDepth = pDepthPels[ 0 ];
732	iSumDepth += pDepthPels[ uiWidth - 1 ];
733	iSumDepth += pDepthPels[ uiDepthStride * (uiHeight - 1) ];
734	iSumDepth += pDepthPels[ uiDepthStride * (uiHeight - 1) + uiWidth - 1 ];
735
736	uiMinDepth = pDepthPels[ 0 ];
737	uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiWidth - 1 ]);
738	uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) ]);
739	uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) + uiWidth - 1 ]);
740
741	uiMaxDepth = pDepthPels[ 0 ];
742	uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiWidth - 1 ]);
743	uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) ]);
744	uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) + uiWidth - 1 ]);
745
746
747	// don't generate mask for blocks with small depth range (encoder decision)
748	if( uiMaxDepth - uiMinDepth < 10 )
749	{
750	return false;
751	}
752
753	AOF(uiWidth==uiHeight);
754	Int iMean = iSumDepth >> 2;
755
756	// start again for segmentation
757	pDepthPels = pDepthBlockStart;
758
759	Bool bInvertMask = pDepthPels[0]>iMean; // top-left segment needs to be mapped to partIdx 0
760
761	// generate mask
762	UInt uiSumPix[2] = {0,0};
763	for (Int y=0; y<uiHeight; y++)
764	{
765	for (Int x=0; x<uiHeight; x++)
766	{
767	Int depthPel = pDepthPels[x];
768
769	// decide which segment this pixel belongs to
770	Int ucSegment = (Int)(depthPel>iMean);
771
772	if( bInvertMask )
773	{
774	ucSegment = 1-ucSegment;
775	}
776
777	// count pixels for each segment
778	uiSumPix[ucSegment]++;
779
780	// set mask value
781	pMask[x] = (Bool)ucSegment;
782	}
783
784	// next row
785	pDepthPels += uiDepthStride;
786	pMask += MAX_CU_SIZE;
787	}
788
789	// don't generate valid mask for tiny segments (encoder decision)
790	// each segment needs to cover at least 1/8th of block
791	UInt uiMinPixPerSegment = (uiWidth*uiHeight) >> 3;
792	if( !( uiSumPix[0] > uiMinPixPerSegment && uiSumPix[1] > uiMinPixPerSegment ) )
793	{
794	return false;
795	}
796
797	// all good
798	return true;
799	}
800
801	Void TComPrediction::combineSegmentsWithMask( TComYuv* pInYuv[2], TComYuv* pOutYuv, Bool* pMask, UInt uiWidth, UInt uiHeight, UInt uiPartAddr, UInt partSize )
802	{
803	Pel* piSrc[2] = {pInYuv[0]->getLumaAddr(uiPartAddr), pInYuv[1]->getLumaAddr(uiPartAddr)};
804	UInt uiSrcStride = pInYuv[0]->getStride();
805	Pel* piDst = pOutYuv->getLumaAddr(uiPartAddr);
806	UInt uiDstStride = pOutYuv->getStride();
807
808	UInt uiMaskStride= MAX_CU_SIZE;
809	Pel* tmpTar = 0;
810	tmpTar = (Pel )xMalloc(Pel, uiWidthuiHeight);
811
812	// backup pointer
813	Bool* pMaskStart = pMask;
814
815	// combine luma first
816	for (Int y=0; y<uiHeight; y++)
817	{
818	for (Int x=0; x<uiWidth; x++)
819	{
820	UChar ucSegment = (UChar)pMask[x];
821	AOF( ucSegment < 2 );
822
823	// filtering
824	tmpTar[y*uiWidth+x] = piSrc[ucSegment][x];
825	}
826
827	piSrc[0] += uiSrcStride;
828	piSrc[1] += uiSrcStride;
829	pMask += uiMaskStride;
830	}
831
832	if (partSize == SIZE_Nx2N)
833	{
834	for (Int y=0; y<uiHeight; y++)
835	{
836	for (Int x=0; x<uiWidth; x++)
837	{
838	Bool l = (x==0)?pMaskStart[yuiMaskStride+x]:pMaskStart[yuiMaskStride+x-1];
839	Bool r = (x==uiWidth-1)?pMaskStart[yuiMaskStride+x]:pMaskStart[yuiMaskStride+x+1];
840
841	Pel left, right;
842	left = (x==0) ? tmpTar[yuiWidth+x] : tmpTar[yuiWidth+x-1];
843	right = (x==uiWidth-1) ? tmpTar[yuiWidth+x] : tmpTar[yuiWidth+x+1];
844
845	piDst[x] = (l!=r) ? ClipY( Pel(( left + (tmpTar[yuiWidth+x] << 1) + right ) >> 2 )) : tmpTar[yuiWidth+x];
846	}
847	piDst += uiDstStride;
848	}
849	}
850	else // SIZE_2NxN
851	{
852	for (Int y=0; y<uiHeight; y++)
853	{
854	for (Int x=0; x<uiWidth; x++)
855	{
856	Bool t = (y==0)?pMaskStart[yuiMaskStride+x]:pMaskStart[(y-1)uiMaskStride+x];
857	Bool b = (y==uiHeight-1)?pMaskStart[yuiMaskStride+x]:pMaskStart[(y+1)uiMaskStride+x];
858
859	Pel top, bottom;
860	top = (y==0) ? tmpTar[yuiWidth+x] : tmpTar[(y-1)uiWidth+x];
861	bottom = (y==uiHeight-1) ? tmpTar[yuiWidth+x] : tmpTar[(y+1)uiWidth+x];
862
863	piDst[x] = (t!=b) ? ClipY( Pel(( top + (tmpTar[yuiWidth+x] << 1) + bottom ) >> 2 )) : tmpTar[yuiWidth+x];
864	}
865	piDst += uiDstStride;
866	}
867	}
868
869	if ( tmpTar ) { xFree(tmpTar); tmpTar = NULL; }
870
871	// now combine chroma
872	Pel* piSrcU[2] = { pInYuv[0]->getCbAddr(uiPartAddr), pInYuv[1]->getCbAddr(uiPartAddr) };
873	Pel* piSrcV[2] = { pInYuv[0]->getCrAddr(uiPartAddr), pInYuv[1]->getCrAddr(uiPartAddr) };
874	UInt uiSrcStrideC = pInYuv[0]->getCStride();
875	Pel* piDstU = pOutYuv->getCbAddr(uiPartAddr);
876	Pel* piDstV = pOutYuv->getCrAddr(uiPartAddr);
877	UInt uiDstStrideC = pOutYuv->getCStride();
878	UInt uiWidthC = uiWidth >> 1;
879	UInt uiHeightC = uiHeight >> 1;
880	Pel filSrcU = 0, filSrcV = 0;
881	Pel* tmpTarU = 0, *tmpTarV = 0;
882	tmpTarU = (Pel )xMalloc(Pel, uiWidthCuiHeightC);
883	tmpTarV = (Pel )xMalloc(Pel, uiWidthCuiHeightC);
884	pMask = pMaskStart;
885
886	for (Int y=0; y<uiHeightC; y++)
887	{
888	for (Int x=0; x<uiWidthC; x++)
889	{
890	UChar ucSegment = (UChar)pMask[x*2];
891	AOF( ucSegment < 2 );
892
893	// filtering
894	tmpTarU[y*uiWidthC+x] = piSrcU[ucSegment][x];
895	tmpTarV[y*uiWidthC+x] = piSrcV[ucSegment][x];
896	}
897
898	piSrcU[0] += uiSrcStrideC;
899	piSrcU[1] += uiSrcStrideC;
900	piSrcV[0] += uiSrcStrideC;
901	piSrcV[1] += uiSrcStrideC;
902	pMask += 2*uiMaskStride;
903	}
904
905	if (partSize == SIZE_Nx2N)
906	{
907	for (Int y=0; y<uiHeightC; y++)
908	{
909	for (Int x=0; x<uiWidthC; x++)
910	{
911	Bool l = (x==0)?pMaskStart[y2uiMaskStride+x2]:pMaskStart[y2uiMaskStride+(x-1)2];
912	Bool r = (x==uiWidthC-1)?pMaskStart[y2uiMaskStride+x2]:pMaskStart[y2uiMaskStride+(x+1)2];
913
914	Pel leftU, rightU;
915	leftU = (x==0) ? tmpTarU[yuiWidthC+x] : tmpTarU[yuiWidthC+x-1];
916	rightU = (x==uiWidthC-1) ? tmpTarU[yuiWidthC+x] : tmpTarU[yuiWidthC+x+1];
917	Pel leftV, rightV;
918	leftV = (x==0) ? tmpTarV[yuiWidthC+x] : tmpTarV[yuiWidthC+x-1];
919	rightV = (x==uiWidthC-1) ? tmpTarV[yuiWidthC+x] : tmpTarV[yuiWidthC+x+1];
920
921	if (l!=r)
922	{
923	filSrcU = ClipC( Pel(( leftU + (tmpTarU[y*uiWidthC+x] << 1) + rightU ) >> 2 ));
924	filSrcV = ClipC( Pel(( leftV + (tmpTarV[y*uiWidthC+x] << 1) + rightV ) >> 2 ));
925	}
926	else
927	{
928	filSrcU = tmpTarU[y*uiWidthC+x];
929	filSrcV = tmpTarV[y*uiWidthC+x];
930	}
931	piDstU[x] = filSrcU;
932	piDstV[x] = filSrcV;
933	}
934	piDstU += uiDstStrideC;
935	piDstV += uiDstStrideC;
936	}
937	}
938	else
939	{
940	for (Int y=0; y<uiHeightC; y++)
941	{
942	for (Int x=0; x<uiWidthC; x++)
943	{
944	Bool t = (y==0)?pMaskStart[y2uiMaskStride+x2]:pMaskStart[(y-1)2uiMaskStride+x2];
945	Bool b = (y==uiHeightC-1)?pMaskStart[y2uiMaskStride+x2]:pMaskStart[(y+1)2uiMaskStride+x2];
946
947	Pel topU, bottomU;
948	topU = (y==0) ? tmpTarU[yuiWidthC+x] : tmpTarU[(y-1)uiWidthC+x];
949	bottomU = (y==uiHeightC-1) ? tmpTarU[yuiWidthC+x] : tmpTarU[(y+1)uiWidthC+x];
950	Pel topV, bottomV;
951	topV = (y==0) ? tmpTarV[yuiWidthC+x] : tmpTarV[(y-1)uiWidthC+x];
952	bottomV = (y==uiHeightC-1) ? tmpTarV[yuiWidthC+x] : tmpTarV[(y+1)uiWidthC+x];
953
954	if (t!=b)
955	{
956	filSrcU = ClipC( Pel(( topU + (tmpTarU[y*uiWidthC+x] << 1) + bottomU ) >> 2 ));
957	filSrcV = ClipC( Pel(( topV + (tmpTarV[y*uiWidthC+x] << 1) + bottomV ) >> 2 ));
958	}
959	else
960	{
961	filSrcU = tmpTarU[y*uiWidthC+x];
962	filSrcV = tmpTarV[y*uiWidthC+x];
963	}
964	piDstU[x] = filSrcU;
965	piDstV[x] = filSrcV;
966	}
967	piDstU += uiDstStrideC;
968	piDstV += uiDstStrideC;
969	}
970	}
971
972	if ( tmpTarU ) { xFree(tmpTarU); tmpTarU = NULL; }
973	if ( tmpTarV ) { xFree(tmpTarV); tmpTarV = NULL; }
974	}
975	#endif
976
977	Void TComPrediction::motionCompensation ( TComDataCU* pcCU, TComYuv* pcYuvPred, RefPicList eRefPicList, Int iPartIdx )
978	{
979	Int iWidth;
980	Int iHeight;
981	UInt uiPartAddr;
982
983	if ( iPartIdx >= 0 )
984	{
985	pcCU->getPartIndexAndSize( iPartIdx, uiPartAddr, iWidth, iHeight );
986	#if H_3D_VSP
987	if ( pcCU->getVSPFlag(uiPartAddr) == 0)
988	{
989	#endif
990	if ( eRefPicList != REF_PIC_LIST_X )
991	{
992	if( pcCU->getSlice()->getPPS()->getUseWP())
993	{
994	xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred, true );
995	}
996	else
997	{
998	xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred );
999	}
1000	if ( pcCU->getSlice()->getPPS()->getUseWP() )
1001	{
1002	xWeightedPredictionUni( pcCU, pcYuvPred, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred );
1003	}
1004	}
1005	else
1006	{
1007	#if H_3D_SPIVMP
1008	if ( pcCU->getSPIVMPFlag(uiPartAddr)!=0)
1009	{
1010	Int iNumSPInOneLine, iNumSP, iSPWidth, iSPHeight;
1011
1012	pcCU->getSPPara(iWidth, iHeight, iNumSP, iNumSPInOneLine, iSPWidth, iSPHeight);
1013
1014	UInt uiW[256], uiH[256];
1015	UInt uiSPAddr[256];
1016
1017	xGetSubPUAddrAndMerge(pcCU, uiPartAddr, iSPWidth, iSPHeight, iNumSPInOneLine, iNumSP, uiW, uiH, uiSPAddr);
1018
1019	//MC
1020	for (Int i = 0; i < iNumSP; i++)
1021	{
1022	if (uiW[i]==0 \|\| uiH[i]==0)
1023	{
1024	continue;
1025	}
1026	if( xCheckIdenticalMotion( pcCU, uiSPAddr[i] ))
1027	{
1028	xPredInterUni (pcCU, uiSPAddr[i], uiW[i], uiH[i], REF_PIC_LIST_0, pcYuvPred );
1029	}
1030	else
1031	{
1032	xPredInterBi (pcCU, uiSPAddr[i], uiW[i], uiH[i], pcYuvPred);
1033	}
1034	}
1035	}
1036	else
1037	{
1038	#endif
1039	if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) )
1040	{
1041	xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred );
1042	}
1043	else
1044	{
1045	xPredInterBi (pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred );
1046	}
1047	#if H_3D_SPIVMP
1048	}
1049	#endif
1050	}
1051	#if H_3D_VSP
1052	}
1053	else
1054	{
1055	if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) )
1056	{
1057	xPredInterUniVSP( pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred );
1058	}
1059	else
1060	{
1061	xPredInterBiVSP ( pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred );
1062	}
1063	}
1064	#endif
1065	return;
1066	}
1067
1068	for ( iPartIdx = 0; iPartIdx < pcCU->getNumPartitions(); iPartIdx++ )
1069	{
1070	pcCU->getPartIndexAndSize( iPartIdx, uiPartAddr, iWidth, iHeight );
1071
1072	#if H_3D_VSP
1073	if ( pcCU->getVSPFlag(uiPartAddr) == 0 )
1074	{
1075	#endif
1076	if ( eRefPicList != REF_PIC_LIST_X )
1077	{
1078	if( pcCU->getSlice()->getPPS()->getUseWP())
1079	{
1080	xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred, true );
1081	}
1082	else
1083	{
1084	xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred );
1085	}
1086	if ( pcCU->getSlice()->getPPS()->getUseWP() )
1087	{
1088	xWeightedPredictionUni( pcCU, pcYuvPred, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred );
1089	}
1090	}
1091	else
1092	{
1093	#if H_3D_SPIVMP
1094	if (pcCU->getSPIVMPFlag(uiPartAddr)!=0)
1095	{
1096	Int iNumSPInOneLine, iNumSP, iSPWidth, iSPHeight;
1097
1098	pcCU->getSPPara(iWidth, iHeight, iNumSP, iNumSPInOneLine, iSPWidth, iSPHeight);
1099
1100	UInt uiW[256], uiH[256];
1101	UInt uiSPAddr[256];
1102
1103	xGetSubPUAddrAndMerge(pcCU, uiPartAddr, iSPWidth, iSPHeight, iNumSPInOneLine, iNumSP, uiW, uiH, uiSPAddr);
1104	//MC
1105	for (Int i = 0; i < iNumSP; i++)
1106	{
1107	if (uiW[i]==0 \|\| uiH[i]==0)
1108	{
1109	continue;
1110	}
1111	if( xCheckIdenticalMotion( pcCU, uiSPAddr[i] ))
1112	{
1113	xPredInterUni (pcCU, uiSPAddr[i], uiW[i], uiH[i], REF_PIC_LIST_0, pcYuvPred );
1114	}
1115	else
1116	{
1117	xPredInterBi (pcCU, uiSPAddr[i], uiW[i], uiH[i], pcYuvPred);
1118	}
1119	}
1120	}
1121	else
1122	{
1123	#endif
1124	if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) )
1125	{
1126	xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred );
1127	}
1128	else
1129	{
1130	xPredInterBi (pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred );
1131	}
1132	#if H_3D_SPIVMP
1133	}
1134	#endif
1135	}
1136	#if H_3D_VSP
1137	}
1138	else
1139	{
1140	if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) )
1141	{
1142	xPredInterUniVSP( pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred );
1143	}
1144	else
1145	{
1146	xPredInterBiVSP ( pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred );
1147	}
1148	}
1149	#endif
1150	}
1151	return;
1152	}
1153
1154	Void TComPrediction::xPredInterUni ( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi )
1155	{
1156	Int iRefIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr ); assert (iRefIdx >= 0);
1157	TComMv cMv = pcCU->getCUMvField( eRefPicList )->getMv( uiPartAddr );
1158	pcCU->clipMv(cMv);
1159
1160	#if H_3D_DDD
1161	if( pcCU->getUseDDD( uiPartAddr ) )
1162	{
1163	assert( pcCU->getSPIVMPFlag( uiPartAddr ) == 0 );
1164	assert( pcCU->getSlice()->getViewIndex() != 0 );
1165
1166	Int dstStride = rpcYuvPred->getStride();
1167	Int dstStrideC = rpcYuvPred->getCStride();
1168	Pel *dst = rpcYuvPred->getLumaAddr( uiPartAddr );
1169	Pel *dstU = rpcYuvPred->getCbAddr( uiPartAddr );
1170	Pel *dstV = rpcYuvPred->getCrAddr( uiPartAddr );
1171
1172	Int iWidthC = iWidth >> 1;
1173	Int iHeightC = iHeight >> 1;
1174	Int DefaultC = 1 << ( g_bitDepthY - 1);
1175	for ( Int i = 0; i < iHeight; i++)
1176	{
1177	for ( Int j = 0; j < iWidth ; j++)
1178	{
1179	dst[j] = pcCU->getDDDepth( uiPartAddr );
1180	}
1181	dst += dstStride;
1182	}
1183	for ( Int i = 0; i < iHeightC; i++)
1184	{
1185	for ( Int j = 0; j < iWidthC; j++)
1186	{
1187	dstU[j] = dstV[j] = DefaultC;
1188	}
1189	dstU += dstStrideC;
1190	dstV += dstStrideC;
1191	}
1192
1193	//return;
1194	} else
1195	#endif
1196	#if H_3D_ARP
1197	if(pcCU->getARPW( uiPartAddr ) > 0 && pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPOC()== pcCU->getSlice()->getPOC())
1198	{
1199	xPredInterUniARPviewRef( pcCU , uiPartAddr , iWidth , iHeight , eRefPicList , rpcYuvPred , bi );
1200	}
1201	else
1202	{
1203	if( pcCU->getARPW( uiPartAddr ) > 0
1204	&& pcCU->getPartitionSize(uiPartAddr)==SIZE_2Nx2N
1205	&& pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPOC()!= pcCU->getSlice()->getPOC()
1206	)
1207	{
1208	xPredInterUniARP( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, rpcYuvPred, bi );
1209	}
1210	else
1211	{
1212	#endif
1213	#if H_3D_IC
1214	Bool bICFlag = pcCU->getICFlag( uiPartAddr ) && ( pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getViewIndex() != pcCU->getSlice()->getViewIndex() );
1215	xPredInterLumaBlk ( pcCU, pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(), uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi
1216	#if H_3D_ARP
1217	, false
1218	#endif
1219	, bICFlag );
1220	bICFlag = bICFlag && (iWidth > 8);
1221	xPredInterChromaBlk( pcCU, pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(), uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi
1222	#if H_3D_ARP
1223	, false
1224	#endif
1225	, bICFlag );
1226	#else
1227	xPredInterLumaBlk ( pcCU, pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(), uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi );
1228	xPredInterChromaBlk( pcCU, pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(), uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi );
1229	#endif
1230	#if H_3D_ARP
1231	}
1232	}
1233	#endif
1234	}
1235
1236	#if H_3D_VSP
1237	Void TComPrediction::xPredInterUniVSP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi )
1238	{
1239	Int vspSize = pcCU->getVSPFlag( uiPartAddr ) >> 1;
1240
1241	Int widthSubPU, heightSubPU;
1242	if (vspSize)
1243	{
1244	widthSubPU = 8;
1245	heightSubPU = 4;
1246	}
1247	else
1248	{
1249	widthSubPU = 4;
1250	heightSubPU = 8;
1251	}
1252	xPredInterUniSubPU( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, rpcYuvPred, bi, widthSubPU, heightSubPU );
1253	}
1254
1255	Void TComPrediction::xPredInterUniSubPU( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi, Int widthSubPU, Int heightSubPU )
1256	{
1257	UInt numPartsInLine = pcCU->getPic()->getNumPartInWidth();
1258	UInt horiNumPartsInSubPU = widthSubPU >> 2;
1259	UInt vertNumPartsInSubPU = (heightSubPU >> 2) * numPartsInLine;
1260
1261	UInt partAddrRasterLine = g_auiZscanToRaster[ uiPartAddr ];
1262
1263	for( Int posY=0; posY<iHeight; posY+=heightSubPU, partAddrRasterLine+=vertNumPartsInSubPU )
1264	{
1265	UInt partAddrRasterSubPU = partAddrRasterLine;
1266	for( Int posX=0; posX<iWidth; posX+=widthSubPU, partAddrRasterSubPU+=horiNumPartsInSubPU )
1267	{
1268	UInt partAddrSubPU = g_auiRasterToZscan[ partAddrRasterSubPU ];
1269	Int refIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( partAddrSubPU ); assert (refIdx >= 0);
1270	TComMv cMv = pcCU->getCUMvField( eRefPicList )->getMv( partAddrSubPU );
1271	pcCU->clipMv(cMv);
1272
1273	xPredInterLumaBlk ( pcCU, pcCU->getSlice()->getRefPic( eRefPicList, refIdx )->getPicYuvRec(), partAddrSubPU, &cMv, widthSubPU, heightSubPU, rpcYuvPred, bi );
1274	xPredInterChromaBlk( pcCU, pcCU->getSlice()->getRefPic( eRefPicList, refIdx )->getPicYuvRec(), partAddrSubPU, &cMv, widthSubPU, heightSubPU, rpcYuvPred, bi );
1275
1276	}
1277	}
1278	}
1279
1280	#endif
1281
1282	#if H_3D_ARP
1283	Void TComPrediction::xPredInterUniARP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv& rpcYuvPred, Bool bi, TComMvField pNewMvFiled )
1284	{
1285	Int iRefIdx = pNewMvFiled ? pNewMvFiled->getRefIdx() : pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr );
1286	TComMv cMv = pNewMvFiled ? pNewMvFiled->getMv() : pcCU->getCUMvField( eRefPicList )->getMv( uiPartAddr );
1287	Bool bTobeScaled = false;
1288	TComPic* pcPicYuvBaseCol = NULL;
1289	TComPic* pcPicYuvBaseRef = NULL;
1290
1291	#if H_3D_NBDV
1292	DisInfo cDistparity;
1293	cDistparity.bDV = pcCU->getDvInfo(uiPartAddr).bDV;
1294	if( cDistparity.bDV )
1295	{
1296	cDistparity.m_acNBDV = pcCU->getDvInfo(0).m_acNBDV;
1297	assert(pcCU->getDvInfo(uiPartAddr).bDV == pcCU->getDvInfo(0).bDV);
1298	cDistparity.m_aVIdxCan = pcCU->getDvInfo(uiPartAddr).m_aVIdxCan;
1299	}
1300	#else
1301	assert(0); // ARP can be applied only when a DV is available
1302	#endif
1303
1304	UChar dW = cDistparity.bDV ? pcCU->getARPW ( uiPartAddr ) : 0;
1305
1306	if( cDistparity.bDV )
1307	{
1308	Int arpRefIdx = pcCU->getSlice()->getFirstTRefIdx(eRefPicList);
1309	if( dW > 0 && pcCU->getSlice()->getRefPic( eRefPicList, arpRefIdx )->getPOC()!= pcCU->getSlice()->getPOC() )
1310	{
1311	bTobeScaled = true;
1312	}
1313
1314	pcPicYuvBaseCol = pcCU->getSlice()->getBaseViewRefPic( pcCU->getSlice()->getPOC(), cDistparity.m_aVIdxCan );
1315
1316	pcPicYuvBaseRef = pcCU->getSlice()->getBaseViewRefPic( pcCU->getSlice()->getRefPic( eRefPicList, arpRefIdx )->getPOC(), cDistparity.m_aVIdxCan );
1317
1318	if (!pcCU->getSlice()->getArpRefPicAvailable( eRefPicList, cDistparity.m_aVIdxCan))
1319	{
1320	dW = 0;
1321	bTobeScaled = false;
1322	}
1323	else
1324	{
1325	assert( pcPicYuvBaseCol->getPOC() == pcCU->getSlice()->getPOC() && pcPicYuvBaseRef->getPOC() == pcCU->getSlice()->getRefPic( eRefPicList, arpRefIdx )->getPOC() );
1326	}
1327
1328	if(bTobeScaled)
1329	{
1330	Int iCurrPOC = pcCU->getSlice()->getPOC();
1331	Int iColRefPOC = pcCU->getSlice()->getRefPOC( eRefPicList, iRefIdx );
1332	Int iCurrRefPOC = pcCU->getSlice()->getRefPOC( eRefPicList, 0);
1333	Int iScale = pcCU-> xGetDistScaleFactor(iCurrPOC, iCurrRefPOC, iCurrPOC, iColRefPOC);
1334	if ( iScale != 4096 )
1335	{
1336	cMv = cMv.scaleMv( iScale );
1337	}
1338	iRefIdx = 0;
1339	}
1340	}
1341
1342	pcCU->clipMv(cMv);
1343	TComPicYuv* pcPicYuvRef = pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec();
1344	xPredInterLumaBlk ( pcCU, pcPicYuvRef, uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi \|\| ( dW > 0 ), true );
1345	xPredInterChromaBlk( pcCU, pcPicYuvRef, uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi \|\| ( dW > 0 ), true );
1346
1347	if( dW > 0 )
1348	{
1349	TComYuv * pYuvB0 = &m_acYuvPredBase[0];
1350	TComYuv * pYuvB1 = &m_acYuvPredBase[1];
1351
1352	TComMv cMVwithDisparity = cMv + cDistparity.m_acNBDV;
1353	pcCU->clipMv(cMVwithDisparity);
1354	if (iWidth <= 8)
1355	{
1356	pYuvB0->clear(); pYuvB1->clear();
1357	}
1358
1359	assert ( cDistparity.bDV );
1360
1361	TComMv cNBDV = cDistparity.m_acNBDV;
1362	pcCU->clipMv( cNBDV );
1363
1364	pcPicYuvRef = pcPicYuvBaseCol->getPicYuvRec();
1365	xPredInterLumaBlk ( pcCU, pcPicYuvRef, uiPartAddr, &cNBDV, iWidth, iHeight, pYuvB0, true, true );
1366	if (iWidth > 8)
1367	xPredInterChromaBlk( pcCU, pcPicYuvRef, uiPartAddr, &cNBDV, iWidth, iHeight, pYuvB0, true, true );
1368
1369	pcPicYuvRef = pcPicYuvBaseRef->getPicYuvRec();
1370	xPredInterLumaBlk ( pcCU, pcPicYuvRef, uiPartAddr, &cMVwithDisparity, iWidth, iHeight, pYuvB1, true, true );
1371
1372	if (iWidth > 8)
1373	xPredInterChromaBlk( pcCU, pcPicYuvRef, uiPartAddr, &cMVwithDisparity, iWidth, iHeight, pYuvB1, true, true );
1374
1375	pYuvB0->subtractARP( pYuvB0 , pYuvB1 , uiPartAddr , iWidth , iHeight );
1376
1377	if( 2 == dW )
1378	{
1379	pYuvB0->multiplyARP( uiPartAddr , iWidth , iHeight , dW );
1380	}
1381	rpcYuvPred->addARP( rpcYuvPred , pYuvB0 , uiPartAddr , iWidth , iHeight , !bi );
1382	}
1383	}
1384
1385	Bool TComPrediction::xCheckBiInterviewARP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eBaseRefPicList, TComPic*& pcPicYuvCurrTRef, TComMv& cBaseTMV, Int& iCurrTRefPoc )
1386	{
1387	Int iRefIdx = pcCU->getCUMvField( eBaseRefPicList )->getRefIdx( uiPartAddr );
1388	TComMv cDMv = pcCU->getCUMvField( eBaseRefPicList )->getMv( uiPartAddr );
1389	TComPic* pcPicYuvBaseCol = pcCU->getSlice()->getRefPic( eBaseRefPicList, iRefIdx );
1390	TComPicYuv* pcYuvBaseCol = pcPicYuvBaseCol->getPicYuvRec();
1391	Int uiLCUAddr,uiAbsPartAddr;
1392	Int irefPUX = pcCU->getCUPelX() + g_auiRasterToPelX[g_auiZscanToRaster[uiPartAddr]] + iWidth/2 + ((cDMv.getHor() + 2)>>2);
1393	Int irefPUY = pcCU->getCUPelY() + g_auiRasterToPelY[g_auiZscanToRaster[uiPartAddr]] + iHeight/2 + ((cDMv.getVer() + 2)>>2);
1394
1395	irefPUX = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()-> getPicWidthInLumaSamples()-1, irefPUX);
1396	irefPUY = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples()-1, irefPUY);
1397	pcYuvBaseCol->getCUAddrAndPartIdx( irefPUX, irefPUY, uiLCUAddr, uiAbsPartAddr);
1398	TComDataCU *pColCU = pcPicYuvBaseCol->getCU( uiLCUAddr );
1399
1400	TComPic* pcPicYuvBaseTRef = NULL;
1401	pcPicYuvCurrTRef = NULL;
1402
1403	//If there is available motion in base reference list, use it
1404	if(!pColCU->isIntra(uiAbsPartAddr))
1405	{
1406	for(Int iList = 0; iList < (pColCU->getSlice()->isInterB() ? 2: 1); iList ++)
1407	{
1408	RefPicList eRefPicListCurr = RefPicList(iList);
1409	Int iRef = pColCU->getCUMvField(eRefPicListCurr)->getRefIdx(uiAbsPartAddr);
1410	if( iRef != -1)
1411	{
1412	pcPicYuvBaseTRef = pColCU->getSlice()->getRefPic(eRefPicListCurr, iRef);
1413	Int iCurrPOC = pColCU->getSlice()->getPOC();
1414	Int iCurrRefPOC = pcPicYuvBaseTRef->getPOC();
1415	Int iCurrRef = pcCU->getSlice()->getFirstTRefIdx(eRefPicListCurr);
1416
1417	if( iCurrRef >= 0 && iCurrPOC != iCurrRefPOC)
1418	{
1419	pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic(eRefPicListCurr,iCurrRef);
1420	Int iTargetPOC = pcPicYuvCurrTRef->getPOC();
1421	pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic(iTargetPOC, pcPicYuvBaseCol->getViewIndex() );
1422	if(pcPicYuvBaseTRef)
1423	{
1424	cBaseTMV = pColCU->getCUMvField(eRefPicListCurr)->getMv(uiAbsPartAddr);
1425	Int iScale = pcCU-> xGetDistScaleFactor(iCurrPOC, iTargetPOC, iCurrPOC, iCurrRefPOC);
1426	if ( iScale != 4096 )
1427	{
1428	cBaseTMV = cBaseTMV.scaleMv( iScale );
1429	}
1430	iCurrTRefPoc = iTargetPOC;
1431	return true;
1432	}
1433	}
1434	}
1435	}
1436	}
1437
1438	//If there is no available motion in base reference list, use ( 0, 0 )
1439	if( pcCU->getSlice()->getFirstTRefIdx( eBaseRefPicList ) >= 0 )
1440	{
1441	cBaseTMV.set( 0, 0 );
1442	pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic( eBaseRefPicList, pcCU->getSlice()->getFirstTRefIdx( eBaseRefPicList ) );
1443	iCurrTRefPoc = pcPicYuvCurrTRef->getPOC();
1444	return true;
1445	}
1446
1447	return false;
1448	}
1449
1450	Void TComPrediction::xPredInterUniARPviewRef( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv& rpcYuvPred, Bool bi, TComMvField pNewMvFiled )
1451	{
1452	Int iRefIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr );
1453	TComMv cDMv = pcCU->getCUMvField( eRefPicList )->getMv( uiPartAddr );
1454	TComMv cTempDMv = cDMv;
1455	UChar dW = pcCU->getARPW ( uiPartAddr );
1456
1457	TComPic* pcPicYuvBaseTRef = NULL;
1458	TComPic* pcPicYuvCurrTRef = NULL;
1459	TComPic* pcPicYuvBaseCol = pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx );
1460	TComPicYuv* pcYuvBaseCol = pcPicYuvBaseCol->getPicYuvRec();
1461	Bool bTMVAvai = false;
1462	TComMv cBaseTMV;
1463	if( pNewMvFiled )
1464	{
1465	iRefIdx = pNewMvFiled->getRefIdx();
1466	cDMv = pNewMvFiled->getMv();
1467	}
1468	pcCU->clipMv(cTempDMv);
1469
1470	assert(dW > 0);
1471	if (!pcCU->getSlice()->getArpRefPicAvailable( eRefPicList, pcPicYuvBaseCol->getViewIndex()))
1472	{
1473	dW = 0;
1474	}
1475	Int uiLCUAddr,uiAbsPartAddr;
1476	Int irefPUX = pcCU->getCUPelX() + g_auiRasterToPelX[g_auiZscanToRaster[uiPartAddr]] + iWidth/2 + ((cDMv.getHor() + 2)>>2);
1477	Int irefPUY = pcCU->getCUPelY() + g_auiRasterToPelY[g_auiZscanToRaster[uiPartAddr]] + iHeight/2 + ((cDMv.getVer() + 2)>>2);
1478
1479	irefPUX = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()-> getPicWidthInLumaSamples()-1, irefPUX);
1480	irefPUY = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples()-1, irefPUY);
1481	pcYuvBaseCol->getCUAddrAndPartIdx( irefPUX, irefPUY, uiLCUAddr, uiAbsPartAddr);
1482	TComDataCU *pColCU = pcPicYuvBaseCol->getCU( uiLCUAddr );
1483	if( pcCU->getSlice()->isInterB() && !pcCU->getSlice()->getIsDepth() )
1484	{
1485	RefPicList eOtherRefList = ( eRefPicList == REF_PIC_LIST_0 ) ? REF_PIC_LIST_1 : REF_PIC_LIST_0;
1486	Int iOtherRefIdx = pcCU->getCUMvField( eOtherRefList )->getRefIdx( uiPartAddr );
1487	//The other prediction direction is temporal ARP
1488	if( iOtherRefIdx >= 0 && pcCU->getSlice()->getViewIndex() == pcCU->getSlice()->getRefPic( eOtherRefList, iOtherRefIdx )->getViewIndex() )
1489	{
1490	bTMVAvai = true;
1491	pcPicYuvBaseTRef = pcCU->getSlice()->getRefPic( eOtherRefList, iOtherRefIdx );
1492	Int iCurrPOC = pcCU->getSlice()->getPOC();
1493	Int iCurrRefPOC = pcPicYuvBaseTRef->getPOC();
1494	Int iCurrRef = pcCU->getSlice()->getFirstTRefIdx( eOtherRefList );
1495
1496	if( iCurrRef >= 0 )
1497	{
1498	pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic( eOtherRefList,iCurrRef );
1499	Int iTargetPOC = pcPicYuvCurrTRef->getPOC();
1500	pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic( iTargetPOC, pcPicYuvBaseCol->getViewIndex() );
1501	if( pcPicYuvBaseTRef )
1502	{
1503	cBaseTMV = pcCU->getCUMvField( eOtherRefList )->getMv( uiPartAddr );
1504	Int iScale = pcCU-> xGetDistScaleFactor( iCurrPOC, iTargetPOC, iCurrPOC, iCurrRefPOC );
1505	if ( iScale != 4096 )
1506	{
1507	cBaseTMV = cBaseTMV.scaleMv( iScale );
1508	}
1509	}
1510	else
1511	{
1512	dW = 0;
1513	}
1514	}
1515	else
1516	{
1517	dW = 0;
1518	}
1519	}
1520
1521	//Both prediction directions are inter-view ARP
1522	if ( iOtherRefIdx >= 0 && !bTMVAvai )
1523	{
1524	RefPicList eBaseList = REF_PIC_LIST_0;
1525	Int iCurrTRefPoc;
1526	bTMVAvai = ( eBaseList != eRefPicList ) && ( pcCU->getSlice()->getViewIndex() != pcCU->getSlice()->getRefPic( eOtherRefList, iOtherRefIdx )->getViewIndex() );
1527
1528	if ( bTMVAvai )
1529	{
1530	if( xCheckBiInterviewARP( pcCU, uiPartAddr, iWidth, iHeight, eBaseList, pcPicYuvCurrTRef, cBaseTMV, iCurrTRefPoc ) )
1531	{
1532	pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic( iCurrTRefPoc, pcPicYuvBaseCol->getViewIndex() );
1533	if ( pcPicYuvBaseTRef == NULL )
1534	{
1535	dW = 0;
1536	}
1537	}
1538	else
1539	{
1540	dW = 0;
1541	}
1542	}
1543	}
1544	}
1545
1546	if( !pColCU->isIntra( uiAbsPartAddr ) && !bTMVAvai )
1547	{
1548	TComMvField puMVField;
1549	for(Int iList = 0; iList < (pColCU->getSlice()->isInterB() ? 2: 1) && !bTMVAvai; iList ++)
1550	{
1551	RefPicList eRefPicListCurr = RefPicList(iList);
1552	Int iRef = pColCU->getCUMvField(eRefPicListCurr)->getRefIdx(uiAbsPartAddr);
1553	if( iRef != -1)
1554	{
1555	pcPicYuvBaseTRef = pColCU->getSlice()->getRefPic(eRefPicListCurr, iRef);
1556	Int iCurrPOC = pColCU->getSlice()->getPOC();
1557	Int iCurrRefPOC = pcPicYuvBaseTRef->getPOC();
1558	Int iCurrRef = pcCU->getSlice()->getFirstTRefIdx(eRefPicListCurr);
1559	if (iCurrRef >= 0 && iCurrRefPOC != iCurrPOC)
1560	{
1561	pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic(eRefPicListCurr,iCurrRef);
1562	Int iTargetPOC = pcPicYuvCurrTRef->getPOC();
1563	{
1564	pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic(iTargetPOC, pcPicYuvBaseCol->getViewIndex() );
1565	if(pcPicYuvBaseTRef)
1566	{
1567	cBaseTMV = pColCU->getCUMvField(eRefPicListCurr)->getMv(uiAbsPartAddr);
1568	Int iScale = pcCU-> xGetDistScaleFactor(iCurrPOC, iTargetPOC, iCurrPOC, iCurrRefPOC);
1569	if ( iScale != 4096 )
1570	cBaseTMV = cBaseTMV.scaleMv( iScale );
1571	bTMVAvai = true;
1572	break;
1573	}
1574	}
1575	}
1576	}
1577	}
1578	}
1579	if (bTMVAvai == false)
1580	{
1581	bTMVAvai = true;
1582	cBaseTMV.set(0, 0);
1583	pcPicYuvBaseTRef = pColCU->getSlice()->getRefPic(eRefPicList, pcCU->getSlice()->getFirstTRefIdx(eRefPicList));
1584	pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic (eRefPicList, pcCU->getSlice()->getFirstTRefIdx(eRefPicList));
1585	}
1586
1587	xPredInterLumaBlk ( pcCU, pcYuvBaseCol, uiPartAddr, &cTempDMv, iWidth, iHeight, rpcYuvPred, bi \|\| ( dW > 0 && bTMVAvai ), bTMVAvai);
1588	xPredInterChromaBlk( pcCU, pcYuvBaseCol, uiPartAddr, &cTempDMv, iWidth, iHeight, rpcYuvPred, bi \|\| ( dW > 0 && bTMVAvai ), bTMVAvai);
1589
1590	if( dW > 0 && bTMVAvai )
1591	{
1592	TComYuv* pYuvCurrTRef = &m_acYuvPredBase[0];
1593	TComYuv* pYuvBaseTRef = &m_acYuvPredBase[1];
1594	TComPicYuv* pcYuvCurrTref = pcPicYuvCurrTRef->getPicYuvRec();
1595	TComPicYuv* pcYuvBaseTref = pcPicYuvBaseTRef->getPicYuvRec();
1596	TComMv cTempMv = cDMv + cBaseTMV;
1597
1598	pcCU->clipMv(cBaseTMV);
1599	pcCU->clipMv(cTempMv);
1600
1601	if (iWidth <= 8)
1602	{
1603	pYuvCurrTRef->clear(); pYuvBaseTRef->clear();
1604	}
1605	xPredInterLumaBlk ( pcCU, pcYuvCurrTref, uiPartAddr, &cBaseTMV, iWidth, iHeight, pYuvCurrTRef, true, true);
1606
1607	if (iWidth > 8)
1608	xPredInterChromaBlk( pcCU, pcYuvCurrTref, uiPartAddr, &cBaseTMV, iWidth, iHeight, pYuvCurrTRef, true, true);
1609
1610	xPredInterLumaBlk ( pcCU, pcYuvBaseTref, uiPartAddr, &cTempMv, iWidth, iHeight, pYuvBaseTRef, true, true);
1611
1612	if (iWidth > 8)
1613	xPredInterChromaBlk( pcCU, pcYuvBaseTref, uiPartAddr, &cTempMv, iWidth, iHeight, pYuvBaseTRef, true, true);
1614
1615	pYuvCurrTRef->subtractARP( pYuvCurrTRef , pYuvBaseTRef , uiPartAddr , iWidth , iHeight );
1616	if(dW == 2)
1617	{
1618	pYuvCurrTRef->multiplyARP( uiPartAddr , iWidth , iHeight , dW );
1619	}
1620	rpcYuvPred->addARP( rpcYuvPred , pYuvCurrTRef , uiPartAddr , iWidth , iHeight , !bi );
1621	}
1622	}
1623	#endif
1624
1625	Void TComPrediction::xPredInterBi ( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, TComYuv*& rpcYuvPred )
1626	{
1627	TComYuv* pcMbYuv;
1628	Int iRefIdx[2] = {-1, -1};
1629
1630	for ( Int iRefList = 0; iRefList < 2; iRefList++ )
1631	{
1632	RefPicList eRefPicList = (iRefList ? REF_PIC_LIST_1 : REF_PIC_LIST_0);
1633	iRefIdx[iRefList] = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr );
1634
1635	if ( iRefIdx[iRefList] < 0 )
1636	{
1637	continue;
1638	}
1639
1640	assert( iRefIdx[iRefList] < pcCU->getSlice()->getNumRefIdx(eRefPicList) );
1641
1642	pcMbYuv = &m_acYuvPred[iRefList];
1643	if( pcCU->getCUMvField( REF_PIC_LIST_0 )->getRefIdx( uiPartAddr ) >= 0 && pcCU->getCUMvField( REF_PIC_LIST_1 )->getRefIdx( uiPartAddr ) >= 0 )
1644	{
1645	xPredInterUni ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv, true );
1646	}
1647	else
1648	{
1649	if ( ( pcCU->getSlice()->getPPS()->getUseWP() && pcCU->getSlice()->getSliceType() == P_SLICE ) \|\|
1650	( pcCU->getSlice()->getPPS()->getWPBiPred() && pcCU->getSlice()->getSliceType() == B_SLICE ) )
1651	{
1652	xPredInterUni ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv, true );
1653	}
1654	else
1655	{
1656	xPredInterUni ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv );
1657	}
1658	}
1659	}
1660
1661	if ( pcCU->getSlice()->getPPS()->getWPBiPred() && pcCU->getSlice()->getSliceType() == B_SLICE )
1662	{
1663	xWeightedPredictionBi( pcCU, &m_acYuvPred[0], &m_acYuvPred[1], iRefIdx[0], iRefIdx[1], uiPartAddr, iWidth, iHeight, rpcYuvPred );
1664	}
1665	else if ( pcCU->getSlice()->getPPS()->getUseWP() && pcCU->getSlice()->getSliceType() == P_SLICE )
1666	{
1667	xWeightedPredictionUni( pcCU, &m_acYuvPred[0], uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, rpcYuvPred );
1668	}
1669	else
1670	{
1671	xWeightedAverage( &m_acYuvPred[0], &m_acYuvPred[1], iRefIdx[0], iRefIdx[1], uiPartAddr, iWidth, iHeight, rpcYuvPred );
1672	}
1673	}
1674
1675	#if H_3D_VSP
1676
1677	Void TComPrediction::xPredInterBiVSP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, TComYuv*& rpcYuvPred )
1678	{
1679	TComYuv* pcMbYuv;
1680	Int iRefIdx[2] = {-1, -1};
1681	Bool bi = (pcCU->getCUMvField( REF_PIC_LIST_0 )->getRefIdx( uiPartAddr ) >= 0 && pcCU->getCUMvField( REF_PIC_LIST_1 )->getRefIdx( uiPartAddr ) >= 0);
1682
1683	for ( Int iRefList = 0; iRefList < 2; iRefList++ )
1684	{
1685	RefPicList eRefPicList = RefPicList(iRefList);
1686	iRefIdx[iRefList] = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr );
1687
1688	if ( iRefIdx[iRefList] < 0 )
1689	{
1690	continue;
1691	}
1692	assert( iRefIdx[iRefList] < pcCU->getSlice()->getNumRefIdx(eRefPicList) );
1693
1694	pcMbYuv = &m_acYuvPred[iRefList];
1695	xPredInterUniVSP ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv, bi );
1696	}
1697
1698	xWeightedAverage( &m_acYuvPred[0], &m_acYuvPred[1], iRefIdx[0], iRefIdx[1], uiPartAddr, iWidth, iHeight, rpcYuvPred );
1699	}
1700
1701	#endif
1702
1703	/**
1704	* \brief Generate motion-compensated luma block
1705	*
1706	* \param cu Pointer to current CU
1707	* \param refPic Pointer to reference picture
1708	* \param partAddr Address of block within CU
1709	* \param mv Motion vector
1710	* \param width Width of block
1711	* \param height Height of block
1712	* \param dstPic Pointer to destination picture
1713	* \param bi Flag indicating whether bipred is used
1714	*/
1715	Void TComPrediction::xPredInterLumaBlk( TComDataCU cu, TComPicYuv refPic, UInt partAddr, TComMv mv, Int width, Int height, TComYuv &dstPic, Bool bi
1716	#if H_3D_ARP
1717	, Bool filterType
1718	#endif
1719	#if H_3D_IC
1720	, Bool bICFlag
1721	#endif
1722	)
1723	{
1724	Int refStride = refPic->getStride();
1725	Int refOffset = ( mv->getHor() >> 2 ) + ( mv->getVer() >> 2 ) * refStride;
1726	Pel *ref = refPic->getLumaAddr( cu->getAddr(), cu->getZorderIdxInCU() + partAddr ) + refOffset;
1727
1728	Int dstStride = dstPic->getStride();
1729	Pel *dst = dstPic->getLumaAddr( partAddr );
1730
1731	Int xFrac = mv->getHor() & 0x3;
1732	Int yFrac = mv->getVer() & 0x3;
1733
1734	#if H_3D_IC
1735	if( cu->getSlice()->getIsDepth() )
1736	{
1737	refOffset = mv->getHor() + mv->getVer() * refStride;
1738	ref = refPic->getLumaAddr( cu->getAddr(), cu->getZorderIdxInCU() + partAddr ) + refOffset;
1739	xFrac = 0;
1740	yFrac = 0;
1741	}
1742	#endif
1743	if ( yFrac == 0 )
1744	{
1745	#if H_3D_IC
1746	m_if.filterHorLuma( ref, refStride, dst, dstStride, width, height, xFrac, !bi \|\| bICFlag
1747	#else
1748	m_if.filterHorLuma( ref, refStride, dst, dstStride, width, height, xFrac, !bi
1749	#endif
1750	#if H_3D_ARP
1751	, filterType
1752	#endif
1753	);
1754	}
1755	else if ( xFrac == 0 )
1756	{
1757	#if H_3D_IC
1758	m_if.filterVerLuma( ref, refStride, dst, dstStride, width, height, yFrac, true, !bi \|\| bICFlag
1759	#else
1760	m_if.filterVerLuma( ref, refStride, dst, dstStride, width, height, yFrac, true, !bi
1761	#endif
1762	#if H_3D_ARP
1763	, filterType
1764	#endif
1765	);
1766	}
1767	else
1768	{
1769	Int tmpStride = m_filteredBlockTmp[0].getStride();
1770	Short *tmp = m_filteredBlockTmp[0].getLumaAddr();
1771
1772	Int filterSize = NTAPS_LUMA;
1773	Int halfFilterSize = ( filterSize >> 1 );
1774
1775	m_if.filterHorLuma(ref - (halfFilterSize-1)*refStride, refStride, tmp, tmpStride, width, height+filterSize-1, xFrac, false
1776	#if H_3D_ARP
1777	, filterType
1778	#endif
1779	);
1780	#if H_3D_IC
1781	m_if.filterVerLuma(tmp + (halfFilterSize-1)*tmpStride, tmpStride, dst, dstStride, width, height, yFrac, false, !bi \|\| bICFlag
1782	#else
1783	m_if.filterVerLuma(tmp + (halfFilterSize-1)*tmpStride, tmpStride, dst, dstStride, width, height, yFrac, false, !bi
1784	#endif
1785	#if H_3D_ARP
1786	, filterType
1787	#endif
1788	);
1789	}
1790
1791	#if H_3D_IC
1792	if( bICFlag )
1793	{
1794	Int a, b, i, j;
1795	const Int iShift = IC_CONST_SHIFT;
1796
1797	xGetLLSICPrediction( cu, mv, refPic, a, b, TEXT_LUMA );
1798
1799
1800	for ( i = 0; i < height; i++ )
1801	{
1802	for ( j = 0; j < width; j++ )
1803	{
1804	dst[j] = Clip3( 0, ( 1 << g_bitDepthY ) - 1, ( ( a*dst[j] ) >> iShift ) + b );
1805	}
1806	dst += dstStride;
1807	}
1808
1809	if(bi)
1810	{
1811	Pel *dst2 = dstPic->getLumaAddr( partAddr );
1812	Int shift = IF_INTERNAL_PREC - g_bitDepthY;
1813	for (i = 0; i < height; i++)
1814	{
1815	for (j = 0; j < width; j++)
1816	{
1817	Short val = dst2[j] << shift;
1818	dst2[j] = val - (Short)IF_INTERNAL_OFFS;
1819	}
1820	dst2 += dstStride;
1821	}
1822	}
1823	}
1824	#endif
1825	}
1826
1827	/**
1828	* \brief Generate motion-compensated chroma block
1829	*
1830	* \param cu Pointer to current CU
1831	* \param refPic Pointer to reference picture
1832	* \param partAddr Address of block within CU
1833	* \param mv Motion vector
1834	* \param width Width of block
1835	* \param height Height of block
1836	* \param dstPic Pointer to destination picture
1837	* \param bi Flag indicating whether bipred is used
1838	*/
1839	Void TComPrediction::xPredInterChromaBlk( TComDataCU cu, TComPicYuv refPic, UInt partAddr, TComMv mv, Int width, Int height, TComYuv &dstPic, Bool bi
1840	#if H_3D_ARP
1841	, Bool filterType
1842	#endif
1843	#if H_3D_IC
1844	, Bool bICFlag
1845	#endif
1846	)
1847	{
1848	Int refStride = refPic->getCStride();
1849	Int dstStride = dstPic->getCStride();
1850
1851	Int refOffset = (mv->getHor() >> 3) + (mv->getVer() >> 3) * refStride;
1852
1853	Pel* refCb = refPic->getCbAddr( cu->getAddr(), cu->getZorderIdxInCU() + partAddr ) + refOffset;
1854	Pel* refCr = refPic->getCrAddr( cu->getAddr(), cu->getZorderIdxInCU() + partAddr ) + refOffset;
1855
1856	Pel* dstCb = dstPic->getCbAddr( partAddr );
1857	Pel* dstCr = dstPic->getCrAddr( partAddr );
1858
1859	Int xFrac = mv->getHor() & 0x7;
1860	Int yFrac = mv->getVer() & 0x7;
1861	UInt cxWidth = width >> 1;
1862	UInt cxHeight = height >> 1;
1863
1864	Int extStride = m_filteredBlockTmp[0].getStride();
1865	Short* extY = m_filteredBlockTmp[0].getLumaAddr();
1866
1867	Int filterSize = NTAPS_CHROMA;
1868
1869	Int halfFilterSize = (filterSize>>1);
1870
1871	if ( yFrac == 0 )
1872	{
1873	#if H_3D_IC
1874	m_if.filterHorChroma(refCb, refStride, dstCb, dstStride, cxWidth, cxHeight, xFrac, !bi \|\| bICFlag
1875	#else
1876	m_if.filterHorChroma(refCb, refStride, dstCb, dstStride, cxWidth, cxHeight, xFrac, !bi
1877	#endif
1878	#if H_3D_ARP
1879	, filterType
1880	#endif
1881	);
1882	#if H_3D_IC
1883	m_if.filterHorChroma(refCr, refStride, dstCr, dstStride, cxWidth, cxHeight, xFrac, !bi \|\| bICFlag
1884	#else
1885	m_if.filterHorChroma(refCr, refStride, dstCr, dstStride, cxWidth, cxHeight, xFrac, !bi
1886	#endif
1887	#if H_3D_ARP
1888	, filterType
1889	#endif
1890	);
1891	}
1892	else if ( xFrac == 0 )
1893	{
1894	#if H_3D_IC
1895	m_if.filterVerChroma(refCb, refStride, dstCb, dstStride, cxWidth, cxHeight, yFrac, true, !bi \|\| bICFlag
1896	#else
1897	m_if.filterVerChroma(refCb, refStride, dstCb, dstStride, cxWidth, cxHeight, yFrac, true, !bi
1898	#endif
1899	#if H_3D_ARP
1900	, filterType
1901	#endif
1902	);
1903	#if H_3D_IC
1904	m_if.filterVerChroma(refCr, refStride, dstCr, dstStride, cxWidth, cxHeight, yFrac, true, !bi \|\| bICFlag
1905	#else
1906	m_if.filterVerChroma(refCr, refStride, dstCr, dstStride, cxWidth, cxHeight, yFrac, true, !bi
1907	#endif
1908	#if H_3D_ARP
1909	, filterType
1910	#endif
1911	);
1912	}
1913	else
1914	{
1915	m_if.filterHorChroma(refCb - (halfFilterSize-1)*refStride, refStride, extY, extStride, cxWidth, cxHeight+filterSize-1, xFrac, false
1916	#if H_3D_ARP
1917	, filterType
1918	#endif
1919	);
1920	#if H_3D_IC
1921	m_if.filterVerChroma(extY + (halfFilterSize-1)*extStride, extStride, dstCb, dstStride, cxWidth, cxHeight , yFrac, false, !bi \|\| bICFlag
1922	#else
1923	m_if.filterVerChroma(extY + (halfFilterSize-1)*extStride, extStride, dstCb, dstStride, cxWidth, cxHeight , yFrac, false, !bi
1924	#endif
1925	#if H_3D_ARP
1926	, filterType
1927	#endif
1928	);
1929
1930	m_if.filterHorChroma(refCr - (halfFilterSize-1)*refStride, refStride, extY, extStride, cxWidth, cxHeight+filterSize-1, xFrac, false
1931	#if H_3D_ARP
1932	, filterType
1933	#endif
1934	);
1935	#if H_3D_IC
1936	m_if.filterVerChroma(extY + (halfFilterSize-1)*extStride, extStride, dstCr, dstStride, cxWidth, cxHeight , yFrac, false, !bi \|\| bICFlag
1937	#else
1938	m_if.filterVerChroma(extY + (halfFilterSize-1)*extStride, extStride, dstCr, dstStride, cxWidth, cxHeight , yFrac, false, !bi
1939	#endif
1940	#if H_3D_ARP
1941	, filterType
1942	#endif
1943	);
1944	}
1945
1946	#if H_3D_IC
1947	if( bICFlag )
1948	{
1949	Int a, b, i, j;
1950	const Int iShift = IC_CONST_SHIFT;
1951	xGetLLSICPrediction( cu, mv, refPic, a, b, TEXT_CHROMA_U ); // Cb
1952	for ( i = 0; i < cxHeight; i++ )
1953	{
1954	for ( j = 0; j < cxWidth; j++ )
1955	{
1956	dstCb[j] = Clip3( 0, ( 1 << g_bitDepthC ) - 1, ( ( a*dstCb[j] ) >> iShift ) + b );
1957	}
1958	dstCb += dstStride;
1959	}
1960	xGetLLSICPrediction( cu, mv, refPic, a, b, TEXT_CHROMA_V ); // Cr
1961	for ( i = 0; i < cxHeight; i++ )
1962	{
1963	for ( j = 0; j < cxWidth; j++ )
1964	{
1965	dstCr[j] = Clip3( 0, ( 1 << g_bitDepthC ) - 1, ( ( a*dstCr[j] ) >> iShift ) + b );
1966	}
1967	dstCr += dstStride;
1968	}
1969
1970	if(bi)
1971	{
1972	Pel* dstCb2 = dstPic->getCbAddr( partAddr );
1973	Pel* dstCr2 = dstPic->getCrAddr( partAddr );
1974	Int shift = IF_INTERNAL_PREC - g_bitDepthC;
1975	for (i = 0; i < cxHeight; i++)
1976	{
1977	for (j = 0; j < cxWidth; j++)
1978	{
1979	Short val = dstCb2[j] << shift;
1980	dstCb2[j] = val - (Short)IF_INTERNAL_OFFS;
1981
1982	val = dstCr2[j] << shift;
1983	dstCr2[j] = val - (Short)IF_INTERNAL_OFFS;
1984	}
1985	dstCb2 += dstStride;
1986	dstCr2 += dstStride;
1987	}
1988	}
1989	}
1990	#endif
1991	}
1992
1993	Void TComPrediction::xWeightedAverage( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, Int iRefIdx0, Int iRefIdx1, UInt uiPartIdx, Int iWidth, Int iHeight, TComYuv*& rpcYuvDst )
1994	{
1995	if( iRefIdx0 >= 0 && iRefIdx1 >= 0 )
1996	{
1997	rpcYuvDst->addAvg( pcYuvSrc0, pcYuvSrc1, uiPartIdx, iWidth, iHeight );
1998	}
1999	else if ( iRefIdx0 >= 0 && iRefIdx1 < 0 )
2000	{
2001	pcYuvSrc0->copyPartToPartYuv( rpcYuvDst, uiPartIdx, iWidth, iHeight );
2002	}
2003	else if ( iRefIdx0 < 0 && iRefIdx1 >= 0 )
2004	{
2005	pcYuvSrc1->copyPartToPartYuv( rpcYuvDst, uiPartIdx, iWidth, iHeight );
2006	}
2007	}
2008
2009	// AMVP
2010	Void TComPrediction::getMvPredAMVP( TComDataCU* pcCU, UInt uiPartIdx, UInt uiPartAddr, RefPicList eRefPicList, TComMv& rcMvPred )
2011	{
2012	AMVPInfo* pcAMVPInfo = pcCU->getCUMvField(eRefPicList)->getAMVPInfo();
2013	if( pcAMVPInfo->iN <= 1 )
2014	{
2015	rcMvPred = pcAMVPInfo->m_acMvCand[0];
2016
2017	pcCU->setMVPIdxSubParts( 0, eRefPicList, uiPartAddr, uiPartIdx, pcCU->getDepth(uiPartAddr));
2018	pcCU->setMVPNumSubParts( pcAMVPInfo->iN, eRefPicList, uiPartAddr, uiPartIdx, pcCU->getDepth(uiPartAddr));
2019	return;
2020	}
2021
2022	assert(pcCU->getMVPIdx(eRefPicList,uiPartAddr) >= 0);
2023	rcMvPred = pcAMVPInfo->m_acMvCand[pcCU->getMVPIdx(eRefPicList,uiPartAddr)];
2024	return;
2025	}
2026
2027	/** Function for deriving planar intra prediction.
2028	* \param pSrc pointer to reconstructed sample array
2029	* \param srcStride the stride of the reconstructed sample array
2030	* \param rpDst reference to pointer for the prediction sample array
2031	* \param dstStride the stride of the prediction sample array
2032	* \param width the width of the block
2033	* \param height the height of the block
2034	*
2035	* This function derives the prediction samples for planar mode (intra coding).
2036	*/
2037	Void TComPrediction::xPredIntraPlanar( Int* pSrc, Int srcStride, Pel* rpDst, Int dstStride, UInt width, UInt height )
2038	{
2039	assert(width == height);
2040
2041	Int k, l, bottomLeft, topRight;
2042	Int horPred;
2043	Int leftColumn[MAX_CU_SIZE+1], topRow[MAX_CU_SIZE+1], bottomRow[MAX_CU_SIZE], rightColumn[MAX_CU_SIZE];
2044	UInt blkSize = width;
2045	UInt offset2D = width;
2046	UInt shift1D = g_aucConvertToBit[ width ] + 2;
2047	UInt shift2D = shift1D + 1;
2048
2049	// Get left and above reference column and row
2050	for(k=0;k<blkSize+1;k++)
2051	{
2052	topRow[k] = pSrc[k-srcStride];
2053	leftColumn[k] = pSrc[k*srcStride-1];
2054	}
2055
2056	// Prepare intermediate variables used in interpolation
2057	bottomLeft = leftColumn[blkSize];
2058	topRight = topRow[blkSize];
2059	for (k=0;k<blkSize;k++)
2060	{
2061	bottomRow[k] = bottomLeft - topRow[k];
2062	rightColumn[k] = topRight - leftColumn[k];
2063	topRow[k] <<= shift1D;
2064	leftColumn[k] <<= shift1D;
2065	}
2066
2067	// Generate prediction signal
2068	for (k=0;k<blkSize;k++)
2069	{
2070	horPred = leftColumn[k] + offset2D;
2071	for (l=0;l<blkSize;l++)
2072	{
2073	horPred += rightColumn[k];
2074	topRow[l] += bottomRow[l];
2075	rpDst[k*dstStride+l] = ( (horPred + topRow[l]) >> shift2D );
2076	}
2077	}
2078	}
2079
2080	/** Function for filtering intra DC predictor.
2081	* \param pSrc pointer to reconstructed sample array
2082	* \param iSrcStride the stride of the reconstructed sample array
2083	* \param rpDst reference to pointer for the prediction sample array
2084	* \param iDstStride the stride of the prediction sample array
2085	* \param iWidth the width of the block
2086	* \param iHeight the height of the block
2087	*
2088	* This function performs filtering left and top edges of the prediction samples for DC mode (intra coding).
2089	*/
2090	Void TComPrediction::xDCPredFiltering( Int* pSrc, Int iSrcStride, Pel*& rpDst, Int iDstStride, Int iWidth, Int iHeight )
2091	{
2092	Pel* pDst = rpDst;
2093	Int x, y, iDstStride2, iSrcStride2;
2094
2095	// boundary pixels processing
2096	pDst[0] = (Pel)((pSrc[-iSrcStride] + pSrc[-1] + 2 * pDst[0] + 2) >> 2);
2097
2098	for ( x = 1; x < iWidth; x++ )
2099	{
2100	pDst[x] = (Pel)((pSrc[x - iSrcStride] + 3 * pDst[x] + 2) >> 2);
2101	}
2102
2103	for ( y = 1, iDstStride2 = iDstStride, iSrcStride2 = iSrcStride-1; y < iHeight; y++, iDstStride2+=iDstStride, iSrcStride2+=iSrcStride )
2104	{
2105	pDst[iDstStride2] = (Pel)((pSrc[iSrcStride2] + 3 * pDst[iDstStride2] + 2) >> 2);
2106	}
2107
2108	return;
2109	}
2110	#if H_3D_IC
2111	/** Function for deriving the position of first non-zero binary bit of a value
2112	* \param x input value
2113	*
2114	* This function derives the position of first non-zero binary bit of a value
2115	*/
2116	Int GetMSB( UInt x )
2117	{
2118	Int iMSB = 0, bits = ( sizeof( Int ) << 3 ), y = 1;
2119
2120	while( x > 1 )
2121	{
2122	bits >>= 1;
2123	y = x >> bits;
2124
2125	if( y )
2126	{
2127	x = y;
2128	iMSB += bits;
2129	}
2130	}
2131
2132	iMSB+=y;
2133
2134	return iMSB;
2135	}
2136
2137
2138	/** Function for deriving LM illumination compensation.
2139	*/
2140	Void TComPrediction::xGetLLSICPrediction( TComDataCU* pcCU, TComMv pMv, TComPicYuv pRefPic, Int &a, Int &b, TextType eType )
2141	{
2142	TComPicYuv *pRecPic = pcCU->getPic()->getPicYuvRec();
2143	Pel pRec = NULL, pRef = NULL;
2144	UInt uiWidth, uiHeight, uiTmpPartIdx;
2145	Int iRecStride = ( eType == TEXT_LUMA ) ? pRecPic->getStride() : pRecPic->getCStride();
2146	Int iRefStride = ( eType == TEXT_LUMA ) ? pRefPic->getStride() : pRefPic->getCStride();
2147	Int iRefOffset, iHor, iVer;
2148	iHor = pcCU->getSlice()->getIsDepth() ? pMv->getHor() : ( ( pMv->getHor() + 2 ) >> 2 );
2149	iVer = pcCU->getSlice()->getIsDepth() ? pMv->getVer() : ( ( pMv->getVer() + 2 ) >> 2 );
2150	if( eType != TEXT_LUMA )
2151	{
2152	iHor = pcCU->getSlice()->getIsDepth() ? ( ( pMv->getHor() + 1 ) >> 1 ) : ( ( pMv->getHor() + 4 ) >> 3 );
2153	iVer = pcCU->getSlice()->getIsDepth() ? ( ( pMv->getVer() + 1 ) >> 1 ) : ( ( pMv->getVer() + 4 ) >> 3 );
2154	}
2155	uiWidth = ( eType == TEXT_LUMA ) ? pcCU->getWidth( 0 ) : ( pcCU->getWidth( 0 ) >> 1 );
2156	uiHeight = ( eType == TEXT_LUMA ) ? pcCU->getHeight( 0 ) : ( pcCU->getHeight( 0 ) >> 1 );
2157
2158	Int i, j, iCountShift = 0;
2159
2160	// LLS parameters estimation -->
2161
2162	Int x = 0, y = 0, xx = 0, xy = 0;
2163	Int precShift = std::max(0, (( eType == TEXT_LUMA ) ? g_bitDepthY : g_bitDepthC) - 12);
2164
2165	if( pcCU->getPUAbove( uiTmpPartIdx, pcCU->getZorderIdxInCU() ) )
2166	{
2167	iRefOffset = iHor + iVer * iRefStride - iRefStride;
2168	if( eType == TEXT_LUMA )
2169	{
2170	pRef = pRefPic->getLumaAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) + iRefOffset;
2171	pRec = pRecPic->getLumaAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) - iRecStride;
2172	}
2173	else if( eType == TEXT_CHROMA_U )
2174	{
2175	pRef = pRefPic->getCbAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) + iRefOffset;
2176	pRec = pRecPic->getCbAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) - iRecStride;
2177	}
2178	else
2179	{
2180	assert( eType == TEXT_CHROMA_V );
2181	pRef = pRefPic->getCrAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) + iRefOffset;
2182	pRec = pRecPic->getCrAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) - iRecStride;
2183	}
2184
2185	for( j = 0; j < uiWidth; j+=2 )
2186	{
2187	x += pRef[j];
2188	y += pRec[j];
2189	xx += (pRef[j] * pRef[j])>>precShift;
2190	xy += (pRef[j] * pRec[j])>>precShift;
2191	}
2192	iCountShift += g_aucConvertToBit[ uiWidth ] + 1;
2193	}
2194
2195	if( pcCU->getPULeft( uiTmpPartIdx, pcCU->getZorderIdxInCU() ) )
2196	{
2197	iRefOffset = iHor + iVer * iRefStride - 1;
2198	if( eType == TEXT_LUMA )
2199	{
2200	pRef = pRefPic->getLumaAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) + iRefOffset;
2201	pRec = pRecPic->getLumaAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) - 1;
2202	}
2203	else if( eType == TEXT_CHROMA_U )
2204	{
2205	pRef = pRefPic->getCbAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) + iRefOffset;
2206	pRec = pRecPic->getCbAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) - 1;
2207	}
2208	else
2209	{
2210	assert( eType == TEXT_CHROMA_V );
2211	pRef = pRefPic->getCrAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) + iRefOffset;
2212	pRec = pRecPic->getCrAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() ) - 1;
2213	}
2214
2215	for( i = 0; i < uiHeight; i+=2 )
2216	{
2217	x += pRef[0];
2218	y += pRec[0];
2219
2220	xx += (pRef[0] * pRef[0])>>precShift;
2221	xy += (pRef[0] * pRec[0])>>precShift;
2222
2223	pRef += iRefStride*2;
2224	pRec += iRecStride*2;
2225	}
2226	iCountShift += iCountShift > 0 ? 1 : ( g_aucConvertToBit[ uiWidth ] + 1 );
2227	}
2228
2229	if( iCountShift == 0 )
2230	{
2231	a = ( 1 << IC_CONST_SHIFT );
2232	b = 0;
2233	return;
2234	}
2235
2236	xy += xx >> IC_REG_COST_SHIFT;
2237	xx += xx >> IC_REG_COST_SHIFT;
2238	Int a1 = ( xy << iCountShift ) - ((y * x) >> precShift);
2239	Int a2 = ( xx << iCountShift ) - ((x * x) >> precShift);
2240	const Int iShift = IC_CONST_SHIFT;
2241	{
2242	{
2243	const Int iShiftA2 = 6;
2244	const Int iAccuracyShift = 15;
2245
2246	Int iScaleShiftA2 = 0;
2247	Int iScaleShiftA1 = 0;
2248	Int a1s = a1;
2249	Int a2s = a2;
2250
2251	a1 = Clip3(0, 2*a2, a1);
2252	iScaleShiftA2 = GetMSB( abs( a2 ) ) - iShiftA2;
2253	iScaleShiftA1 = iScaleShiftA2 - IC_SHIFT_DIFF;
2254
2255	if( iScaleShiftA1 < 0 )
2256	{
2257	iScaleShiftA1 = 0;
2258	}
2259
2260	if( iScaleShiftA2 < 0 )
2261	{
2262	iScaleShiftA2 = 0;
2263	}
2264
2265	Int iScaleShiftA = iScaleShiftA2 + iAccuracyShift - iShift - iScaleShiftA1;
2266
2267
2268	a2s = a2 >> iScaleShiftA2;
2269
2270	a1s = a1 >> iScaleShiftA1;
2271
2272	a = a1s * m_uiaShift[ a2s ];
2273	a = a >> iScaleShiftA;
2274	b = ( y - ( ( a * x ) >> iShift ) + ( 1 << ( iCountShift - 1 ) ) ) >> iCountShift;
2275	}
2276	}
2277	}
2278	#endif
2279
2280	#if H_3D_DIM
2281	Void TComPrediction::xPredBiSegDCs( Int* ptrSrc, UInt srcStride, Bool* biSegPattern, Int patternStride, Pel& predDC1, Pel& predDC2 )
2282	{
2283	Int refDC1, refDC2;
2284	const Int iTR = ( patternStride - 1 ) - srcStride;
2285	const Int iTM = ( ( patternStride - 1 ) >> 1 ) - srcStride;
2286	const Int iLB = ( patternStride - 1 ) * srcStride - 1;
2287	const Int iLM = ( ( patternStride - 1 ) >> 1 ) * srcStride - 1;
2288
2289	Bool bL = ( biSegPattern[0] != biSegPattern[(patternStride-1)*patternStride] );
2290	Bool bT = ( biSegPattern[0] != biSegPattern[(patternStride-1)] );
2291
2292	if( bL == bT )
2293	{
2294	const Int iTRR = ( patternStride * 2 - 1 ) - srcStride;
2295	const Int iLBB = ( patternStride * 2 - 1 ) * srcStride - 1;
2296	refDC1 = bL ? ( ptrSrc[iTR] + ptrSrc[iLB] )>>1 : (abs(ptrSrc[iTRR] - ptrSrc[-(Int)srcStride]) > abs(ptrSrc[iLBB] - ptrSrc[ -1]) ? ptrSrc[iTRR] : ptrSrc[iLBB]);
2297	refDC2 = ( ptrSrc[ -1] + ptrSrc[-(Int)srcStride] )>>1;
2298	}
2299	else
2300	{
2301	refDC1 = bL ? ptrSrc[iLB] : ptrSrc[iTR];
2302	refDC2 = bL ? ptrSrc[iTM] : ptrSrc[iLM];
2303	}
2304
2305	predDC1 = biSegPattern[0] ? refDC1 : refDC2;
2306	predDC2 = biSegPattern[0] ? refDC2 : refDC1;
2307	}
2308
2309	Void TComPrediction::xAssignBiSegDCs( Pel* ptrDst, UInt dstStride, Bool* biSegPattern, Int patternStride, Pel valDC1, Pel valDC2 )
2310	{
2311	if( dstStride == patternStride )
2312	{
2313	for( UInt k = 0; k < (patternStride * patternStride); k++ )
2314	{
2315	if( true == biSegPattern[k] ) { ptrDst[k] = valDC2; }
2316	else { ptrDst[k] = valDC1; }
2317	}
2318	}
2319	else
2320	{
2321	Pel* piTemp = ptrDst;
2322	for( UInt uiY = 0; uiY < patternStride; uiY++ )
2323	{
2324	for( UInt uiX = 0; uiX < patternStride; uiX++ )
2325	{
2326	if( true == biSegPattern[uiX] ) { piTemp[uiX] = valDC2; }
2327	else { piTemp[uiX] = valDC1; }
2328	}
2329	piTemp += dstStride;
2330	biSegPattern += patternStride;
2331	}
2332	}
2333	}
2334
2335	#if H_3D_DIM_DMM
2336
2337	Void TComPrediction::xPredContourFromTex( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, TComWedgelet* pcContourWedge )
2338	{
2339	pcContourWedge->clear();
2340
2341	// get copy of co-located texture luma block
2342	TComYuv cTempYuv;
2343	cTempYuv.create( uiWidth, uiHeight );
2344	cTempYuv.clear();
2345	Pel* piRefBlkY = cTempYuv.getLumaAddr();
2346	xCopyTextureLumaBlock( pcCU, uiAbsPartIdx, piRefBlkY, uiWidth, uiHeight );
2347	piRefBlkY = cTempYuv.getLumaAddr();
2348
2349	// find contour for texture luma block
2350	UInt iDC = 0;
2351
2352	iDC = piRefBlkY[ 0 ];
2353	iDC += piRefBlkY[ uiWidth - 1 ];
2354	iDC += piRefBlkY[ uiWidth * (uiHeight - 1) ];
2355	iDC += piRefBlkY[ uiWidth * (uiHeight - 1) + uiWidth - 1 ];
2356	iDC = iDC >> 2;
2357
2358	piRefBlkY = cTempYuv.getLumaAddr();
2359
2360	Bool* pabContourPattern = pcContourWedge->getPattern();
2361	for( UInt k = 0; k < (uiWidth*uiHeight); k++ )
2362	{
2363	pabContourPattern[k] = (piRefBlkY[k] > iDC) ? true : false;
2364	}
2365
2366	cTempYuv.destroy();
2367	}
2368
2369
2370	Void TComPrediction::xCopyTextureLumaBlock( TComDataCU* pcCU, UInt uiAbsPartIdx, Pel* piDestBlockY, UInt uiWidth, UInt uiHeight )
2371	{
2372	TComPicYuv* pcPicYuvRef = pcCU->getSlice()->getTexturePic()->getPicYuvRec();
2373	assert( pcPicYuvRef != NULL );
2374	Int iRefStride = pcPicYuvRef->getStride();
2375	Pel* piRefY = pcPicYuvRef->getLumaAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiAbsPartIdx );
2376
2377	for ( Int y = 0; y < uiHeight; y++ )
2378	{
2379	::memcpy(piDestBlockY, piRefY, sizeof(Pel)*uiWidth);
2380	piDestBlockY += uiWidth;
2381	piRefY += iRefStride;
2382	}
2383	}
2384	#endif
2385
2386
2387	#if H_3D_DIM_SDC
2388	Void TComPrediction::analyzeSegmentsSDC( Pel* pOrig, UInt uiStride, UInt uiSize, Pel* rpSegMeans, UInt uiNumSegments, Bool* pMask, UInt uiMaskStride
2389	,UInt uiIntraMode
2390	,Bool orgDC
2391	)
2392	{
2393	Int iSumDepth[2];
2394	memset(iSumDepth, 0, sizeof(Int)*2);
2395	Int iSumPix[2];
2396	memset(iSumPix, 0, sizeof(Int)*2);
2397	for( Int i = 0; i < uiNumSegments; i++ )
2398	{
2399	rpSegMeans[i] = 0;
2400	}
2401	if (orgDC == false)
2402	{
2403	Pel* pLeftTop = pOrig;
2404	Pel* pRightTop = pOrig + (uiSize-1);
2405	Pel* pLeftBottom = (pOrig+ (uiStride*(uiSize-1)));
2406	Pel* pRightBottom = (pOrig+ (uiStride*(uiSize-1)) + (uiSize-1));
2407
2408	rpSegMeans[0] = (pLeftTop + pRightTop + pLeftBottom + pRightBottom + 2)>>2;
2409	return;
2410	}
2411
2412	Int subSamplePix;
2413	if ( uiSize == 64 \|\| uiSize == 32 )
2414	{
2415	subSamplePix = 2;
2416	}
2417	else
2418	{
2419	subSamplePix = 1;
2420	}
2421	for (Int y=0; y<uiSize; y+=subSamplePix)
2422	{
2423	for (Int x=0; x<uiSize; x+=subSamplePix)
2424	{
2425	UChar ucSegment = pMask?(UChar)pMask[x]:0;
2426	assert( ucSegment < uiNumSegments );
2427
2428	iSumDepth[ucSegment] += pOrig[x];
2429	iSumPix[ucSegment] += 1;
2430	}
2431
2432	pOrig += uiStride*subSamplePix;
2433	pMask += uiMaskStride*subSamplePix;
2434	}
2435
2436	// compute mean for each segment
2437	for( UChar ucSeg = 0; ucSeg < uiNumSegments; ucSeg++ )
2438	{
2439	if( iSumPix[ucSeg] > 0 )
2440	rpSegMeans[ucSeg] = iSumDepth[ucSeg] / iSumPix[ucSeg];
2441	else
2442	rpSegMeans[ucSeg] = 0; // this happens for zero-segments
2443	}
2444	}
2445	#endif // H_3D_DIM_SDC
2446	#endif
2447	//! \}

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