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source: 3DVCSoftware/trunk/source/Lib/TLibCommon/TComDepthMapGenerator.cpp @ 271

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Last change on this file since 271 was 189, checked in by tech, 12 years ago
Reintegrated branch 4.1-dev0 Rev. 188.
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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) 2010-2011, 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 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
35
36	/** \file TComDepthMapGenerator.cpp
37	\brief depth map generator class
38	*/
39
40
41
42	#include "CommonDef.h"
43	#include "TComDepthMapGenerator.h"
44
45
46	#if DEPTH_MAP_GENERATION
47
48
49	TComDepthMapGenerator::TComDepthMapGenerator()
50	{
51	m_bCreated = false;
52	m_bInit = false;
53	m_bDecoder = false;
54	m_pcPrediction = 0;
55	m_pcSPSAccess = 0;
56	m_pcAUPicAccess = 0;
57	m_uiMaxDepth = 0;
58	m_uiOrgDepthBitDepth = 0;
59	m_uiSubSampExpX = 0;
60	m_uiSubSampExpY = 0;
61	m_ppcYuv = 0;
62	m_ppcCU = 0;
63	}
64
65	TComDepthMapGenerator::~TComDepthMapGenerator()
66	{
67	destroy ();
68	uninit ();
69	}
70
71	Void
72	TComDepthMapGenerator::create( Bool bDecoder, UInt uiPicWidth, UInt uiPicHeight, UInt uiMaxCUDepth, UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiOrgBitDepth, UInt uiSubSampExpX, UInt uiSubSampExpY )
73	{
74	destroy();
75	m_bDecoder = bDecoder;
76	m_uiMaxDepth = uiMaxCUDepth;
77	m_uiOrgDepthBitDepth = uiOrgBitDepth;
78	m_uiSubSampExpX = uiSubSampExpX;
79	m_uiSubSampExpY = uiSubSampExpY;
80	#if !QC_MULTI_DIS_CAN_A0097
81	m_ppcYuv = new TComYuv* [ m_uiMaxDepth ];
82	m_ppcCU = new TComDataCU* [ m_uiMaxDepth ];
83	for( UInt uiDepth = 0; uiDepth < m_uiMaxDepth; uiDepth++ )
84	{
85	UInt uiNumPart = 1 << ( ( m_uiMaxDepth - uiDepth ) << 1 );
86	UInt uiWidth = uiMaxCUWidth >> uiDepth;
87	UInt uiHeight = uiMaxCUHeight >> uiDepth;
88
89	m_ppcYuv[ uiDepth ] = new TComYuv; m_ppcYuv[ uiDepth ]->create( uiWidth >> m_uiSubSampExpX, uiHeight >> m_uiSubSampExpY );
90	m_ppcCU [ uiDepth ] = new TComDataCU; m_ppcCU [ uiDepth ]->create( uiNumPart, uiWidth, uiHeight, true, uiMaxCUWidth >> (uiMaxCUDepth - 1) );
91	}
92	m_cTmpPic.create( uiPicWidth >> m_uiSubSampExpX, uiPicHeight >> m_uiSubSampExpY, uiMaxCUWidth >> m_uiSubSampExpX, uiMaxCUHeight >> m_uiSubSampExpY, uiMaxCUDepth );
93	xSetChroma( &m_cTmpPic, ( 1 << uiOrgBitDepth ) >> 1 );
94	#endif
95	m_bCreated = true;
96	}
97
98	Void
99	TComDepthMapGenerator::destroy()
100	{
101	if( m_bCreated )
102	{
103	m_bCreated = false;
104	#if !QC_MULTI_DIS_CAN_A0097
105	for( UInt uiDepth = 0; uiDepth < m_uiMaxDepth; uiDepth++ )
106	{
107	if( m_ppcYuv[ uiDepth ] )
108	{
109	m_ppcYuv[ uiDepth ]->destroy(); delete m_ppcYuv[ uiDepth ]; m_ppcYuv[ uiDepth ] = 0;
110	}
111	if( m_ppcCU [ uiDepth ] )
112	{
113	m_ppcCU [ uiDepth ]->destroy(); delete m_ppcCU [ uiDepth ]; m_ppcCU [ uiDepth ] = 0;
114	}
115	}
116	delete [] m_ppcYuv; m_ppcYuv = 0;
117	delete [] m_ppcCU; m_ppcCU = 0;
118	m_cTmpPic.destroy();
119	#endif
120	m_uiMaxDepth = 0;
121	m_uiOrgDepthBitDepth = 0;
122	m_uiSubSampExpX = 0;
123	m_uiSubSampExpY = 0;
124	m_bDecoder = false;
125	}
126	}
127
128	#if VIDYO_VPS_INTEGRATION
129	Void
130	TComDepthMapGenerator::init( TComPrediction* pcPrediction, TComVPSAccess* pcVPSAccess, TComSPSAccess* pcSPSAccess, TComAUPicAccess* pcAUPicAccess )
131	#else
132	Void
133	TComDepthMapGenerator::init( TComPrediction* pcPrediction, TComSPSAccess* pcSPSAccess, TComAUPicAccess* pcAUPicAccess )
134	#endif
135	{
136	AOF( pcPrediction );
137	AOF( pcSPSAccess );
138	AOF( pcAUPicAccess );
139	uninit();
140	m_pcPrediction = pcPrediction;
141	#if VIDYO_VPS_INTEGRATION
142	m_pcVPSAccess = pcVPSAccess;
143	#endif
144	m_pcSPSAccess = pcSPSAccess;
145	m_pcAUPicAccess = pcAUPicAccess;
146	m_bInit = true;
147	}
148
149	Void
150	TComDepthMapGenerator::uninit()
151	{
152	if( m_bInit )
153	{
154	m_bInit = false;
155	m_pcPrediction = 0;
156	m_pcSPSAccess = 0;
157	m_pcAUPicAccess = 0;
158	}
159	}
160
161	Void
162	TComDepthMapGenerator::initViewComponent( TComPic* pcPic )
163	{
164	AOF ( m_bCreated && m_bInit );
165	AOF ( pcPic );
166	AOT ( pcPic->getSPS()->getViewId() && !pcPic->getSPS()->isDepth() && pcPic->getPOC() && pcPic->getSPS()->getPredDepthMapGeneration() != m_pcSPSAccess->getPdm() );
167	m_bPDMAvailable = false;
168	m_uiCurrViewId = pcPic->getSPS()->getViewId();
169	#if PDM_REMOVE_DEPENDENCE
170	pcPic->setStoredPDMforV2(0);
171	#endif
172	// update SPS list and AU pic list and set depth map generator in SPS
173	#if VIDYO_VPS_INTEGRATION
174	m_pcVPSAccess ->addVPS( pcPic->getVPS() );
175	#endif
176	m_pcSPSAccess ->addSPS( pcPic->getSPS() );
177	m_pcAUPicAccess->addPic( pcPic );
178	pcPic->getSPS()->setDepthMapGenerator( this );
179
180	// check whether we have depth data or don't use pred depth prediction
181	ROFVS( pcPic->getSPS()->getViewId() );
182	ROTVS( pcPic->getSPS()->isDepth () );
183	ROFVS( m_pcSPSAccess->getPdm () );
184
185	// set basic SPS parameters
186	const Int iDisparityDir = 1; // 1 or -1, depending on the usage of disparity vectors
187	TComSPS* pcSPS = pcPic->getSPS ();
188	Int iVOI = pcSPS->getViewOrderIdx ();
189	UInt uiPdmPrec = pcSPS->getPdmPrecision ();
190	UInt uiCamPrec = pcSPS->getCamParPrecision ();
191	Bool bInSlice = pcSPS->hasCamParInSliceHeader ();
192	Int iScaleVOI01 = ( 1 << ( uiPdmPrec + PDM_INTER_CALC_SHIFT + PDM_VIRT_DEPTH_PRECISION - 2 ) );
193
194	// check availability of base views and set base id list
195	std::vector<Int> aiAbsDeltaVOI;
196	for( UInt uiBaseId = 0; uiBaseId < m_uiCurrViewId; uiBaseId++ )
197	{
198	TComSPS* pcBaseSPS = m_pcSPSAccess ->getSPS( uiBaseId );
199	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
200	AOF( pcBaseSPS != 0 && pcBasePic != 0 );
201	Int iDeltaVOI = iVOI - pcBaseSPS->getViewOrderIdx();
202	Int iAbsDeltaVOI = ( iDeltaVOI < 0 ? -iDeltaVOI : iDeltaVOI );
203	AOT( iAbsDeltaVOI == 0 );
204	aiAbsDeltaVOI.push_back( iAbsDeltaVOI );
205	}
206	m_auiBaseIdList.clear();
207	while( (UInt)m_auiBaseIdList.size() < m_uiCurrViewId )
208	{
209	Int iMinAbsDelta = MAX_INT;
210	UInt uiNextBaseId = MAX_VIEW_NUM;
211	for( UInt uiBaseId = 0; uiBaseId < m_uiCurrViewId; uiBaseId++ )
212	{
213	if( aiAbsDeltaVOI[ uiBaseId ] > 0 && aiAbsDeltaVOI[ uiBaseId ] <= iMinAbsDelta )
214	{
215	iMinAbsDelta = aiAbsDeltaVOI[ uiBaseId ];
216	uiNextBaseId = uiBaseId;
217	}
218	}
219	m_auiBaseIdList.push_back( uiNextBaseId );
220	aiAbsDeltaVOI[ uiNextBaseId ] = 0;
221	}
222
223	// check availability of prediction depth map
224	if( m_uiCurrViewId )
225	{
226	#if PDM_REMOVE_DEPENDENCE
227	UInt uiBaseVId = m_auiBaseIdList[0];
228	#else
229	Bool bCheckVId1 = ( m_uiCurrViewId > 1 && m_auiBaseIdList[0] == 0 );
230	UInt uiBaseVId = ( bCheckVId1 ? 1 : m_auiBaseIdList[0] );
231	#endif
232	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseVId );
233	SliceType eSliceType = pcBasePic->getCurrSlice()->getSliceType();
234	Bool bNoRAPdm = ( pcPic->getSPS()->getPredDepthMapGeneration() == 1 );
235	m_bPDMAvailable = ( eSliceType != I_SLICE \|\| !bNoRAPdm );
236	}
237
238	// update disparity depth conversion parameters
239	for( UInt uiBaseId = 0; uiBaseId < m_uiCurrViewId; uiBaseId++ )
240	{
241	TComSPS* pcBaseSPS = m_pcSPSAccess->getSPS( uiBaseId );
242	Int iBaseVOI = pcBaseSPS->getViewOrderIdx();
243
244	// disparity -> virtual depth
245	Int iVNominator = ( 1 << PDM_LOG4_SCALE_DENOMINATOR ) + pcSPS->getPdmScaleNomDelta()[ uiBaseId ];
246	Int iVDiv = iVOI - iBaseVOI;
247	Int iVAdd = ( iVDiv > 0 ? iVDiv / 2 : -iVDiv / 2 );
248	Int iVScalePred = ( iScaleVOI01 + iVAdd ) / iVDiv;
249	Int iVShift = PDM_INTER_CALC_SHIFT;
250	Int iVScale = Int( ( (Int64)iVNominator * (Int64)iVScalePred + (Int64)( ( 1 << PDM_LOG4_SCALE_DENOMINATOR ) >> 1 ) ) >> PDM_LOG4_SCALE_DENOMINATOR );
251	Int iVOffset = pcSPS->getPdmOffset()[ uiBaseId ] << PDM_OFFSET_SHIFT;
252	m_aaiConvParsDisparity2VirtDepth[ uiBaseId ][ 0 ] = iDisparityDir * iVScale;
253	m_aaiConvParsDisparity2VirtDepth[ uiBaseId ][ 1 ] = iDisparityDir * iVOffset + ( ( 1 << iVShift ) >> 1 );
254	m_aaiConvParsDisparity2VirtDepth[ uiBaseId ][ 2 ] = iVShift;
255
256	// virtual depth -> disparity
257	Int iVInvAdd = ( iVScale > 0 ? iVScale / 2 : -iVScale / 2 );
258	Int iVInvScale = Int( ( ( Int64( 1 ) << ( iVShift << 1 ) ) + iVInvAdd ) / Int64( iVScale ) );
259	Int iVInvOffset = Int( ( ( Int64( -iVOffset ) << iVShift ) + iVInvAdd ) / Int64( iVScale ) );
260	m_aaiConvParsVirtDepth2Disparity[ uiBaseId ][ 0 ] = iDisparityDir * iVInvScale;
261	m_aaiConvParsVirtDepth2Disparity[ uiBaseId ][ 1 ] = iDisparityDir * iVInvOffset + ( ( 1 << iVShift ) >> 1 );
262	m_aaiConvParsVirtDepth2Disparity[ uiBaseId ][ 2 ] = iVShift;
263
264	// coded depth -> virtual depth
265	Int iCScale = ( bInSlice ? pcPic->getCurrSlice()->getCodedScale () : pcSPS->getCodedScale () )[ uiBaseId ];
266	Int iCOffset = ( bInSlice ? pcPic->getCurrSlice()->getCodedOffset() : pcSPS->getCodedOffset() )[ uiBaseId ] << m_uiOrgDepthBitDepth;
267	Int iCShift = m_uiOrgDepthBitDepth + uiCamPrec + 1 - 2;
268	Int iCVShift = PDM_INTER_CALC_SHIFT;
269	Int iTmpShift = iVShift + iCShift - iCVShift; AOF( iTmpShift >= 0 )
270	Int iCVScale = Int( ( Int64( iVScale ) * Int64( iCScale ) + Int64( ( 1 << iTmpShift ) >> 1 ) ) >> iTmpShift );
271	Int iCVOffset = Int( ( Int64( iVScale ) * Int64( iCOffset ) + Int64( ( 1 << iTmpShift ) >> 1 ) ) >> iTmpShift );
272	iTmpShift = iVShift - iCVShift; AOF( iTmpShift >= 0 )
273	iCVOffset += ( iVOffset + ( ( 1 << iTmpShift ) >> 1 ) ) >> iTmpShift;
274	m_aaiConvParsOrigDepth2VirtDepth[ uiBaseId ][ 0 ] = iCVScale;
275	m_aaiConvParsOrigDepth2VirtDepth[ uiBaseId ][ 1 ] = iCVOffset + ( ( 1 << iCVShift ) >> 1 );
276	m_aaiConvParsOrigDepth2VirtDepth[ uiBaseId ][ 2 ] = iCVShift;
277
278	// virtual depth -> coded depth
279	Int iCVAdd = ( iCVScale > 0 ? iCVScale / 2 : -iCVScale / 2 );
280	Int iCVInvScale = Int( ( ( Int64( 1 ) << ( iCVShift << 1 ) ) + iCVAdd ) / Int64( iCVScale ) );
281	Int iCVInvOffset= Int( ( ( Int64( -iCVOffset ) << iCVShift ) + iCVAdd ) / Int64( iCVScale ) );
282	m_aaiConvParsVirtDepth2OrigDepth[ uiBaseId ][ 0 ] = iCVInvScale;
283	m_aaiConvParsVirtDepth2OrigDepth[ uiBaseId ][ 1 ] = iCVInvOffset + ( ( 1 << iCVShift ) >> 1 );
284	m_aaiConvParsVirtDepth2OrigDepth[ uiBaseId ][ 2 ] = iCVShift;
285	}
286
287	if( m_uiCurrViewId > 0 )
288	{
289	UInt uiBaseId = 0;
290	UInt uiBaseVOI = 0; // per definition
291	Int iVNominator = ( 1 << PDM_LOG4_SCALE_DENOMINATOR ) + pcSPS->getPdmScaleNomDelta()[ uiBaseId ];
292	Int iVDiv = iVOI - uiBaseVOI;
293	Int iVAdd = ( iVDiv > 0 ? iVDiv / 2 : -iVDiv / 2 );
294	Int iVScalePred = ( iScaleVOI01 + iVAdd ) / iVDiv;
295	Int iVShift = PDM_INTER_CALC_SHIFT;
296	Int iVScale = Int( ( (Int64)iVNominator * (Int64)iVScalePred + (Int64)( ( 1 << PDM_LOG4_SCALE_DENOMINATOR ) >> 1 ) ) >> PDM_LOG4_SCALE_DENOMINATOR );
297	Int iVOffset = pcSPS->getPdmOffset()[ uiBaseId ] << PDM_OFFSET_SHIFT;
298
299	// coded depth -> virtual depth (current view)
300	Int iCScale = ( bInSlice ? pcPic->getCurrSlice()->getInvCodedScale () : pcSPS->getInvCodedScale () )[ uiBaseId ];
301	Int iCOffset = ( bInSlice ? pcPic->getCurrSlice()->getInvCodedOffset() : pcSPS->getInvCodedOffset() )[ uiBaseId ] << m_uiOrgDepthBitDepth;
302	Int iCShift = m_uiOrgDepthBitDepth + uiCamPrec + 1 - 2;
303	Int iCVShift = PDM_INTER_CALC_SHIFT;
304	Int iTmpShift = iVShift + iCShift - iCVShift; AOF( iTmpShift >= 0 )
305	Int iCVScale = Int( ( Int64( -iVScale ) * Int64( iCScale ) + Int64( ( 1 << iTmpShift ) >> 1 ) ) >> iTmpShift );
306	Int iCVOffset = Int( ( Int64( -iVScale ) * Int64( iCOffset ) + Int64( ( 1 << iTmpShift ) >> 1 ) ) >> iTmpShift );
307	iTmpShift = iVShift - iCVShift; AOF( iTmpShift >= 0 )
308	iCVOffset += ( iVOffset + ( ( 1 << iTmpShift ) >> 1 ) ) >> iTmpShift;
309	m_aaiConvParsOrigDepth2VirtDepth[ m_uiCurrViewId ][ 0 ] = iCVScale;
310	m_aaiConvParsOrigDepth2VirtDepth[ m_uiCurrViewId ][ 1 ] = iCVOffset + ( ( 1 << iCVShift ) >> 1 );
311	m_aaiConvParsOrigDepth2VirtDepth[ m_uiCurrViewId ][ 2 ] = iCVShift;
312
313	// virtual depth -> coded depth
314	Int iCVAdd = ( iCVScale > 0 ? iCVScale / 2 : -iCVScale / 2 );
315	Int iCVInvScale = Int( ( ( Int64( 1 ) << ( iCVShift << 1 ) ) + iCVAdd ) / Int64( iCVScale ) );
316	Int iCVInvOffset= Int( ( ( Int64( -iCVOffset ) << iCVShift ) + iCVAdd ) / Int64( iCVScale ) );
317	m_aaiConvParsVirtDepth2OrigDepth[ m_uiCurrViewId ][ 0 ] = iCVInvScale;
318	m_aaiConvParsVirtDepth2OrigDepth[ m_uiCurrViewId ][ 1 ] = iCVInvOffset + ( ( 1 << iCVShift ) >> 1 );
319	m_aaiConvParsVirtDepth2OrigDepth[ m_uiCurrViewId ][ 2 ] = iCVShift;
320	}
321	else if( pcPic->getPOC() == 0 )
322	{ // set dummy values
323	m_aaiConvParsOrigDepth2VirtDepth[ m_uiCurrViewId ][ 0 ] = 0;
324	m_aaiConvParsOrigDepth2VirtDepth[ m_uiCurrViewId ][ 1 ] = 0;
325	m_aaiConvParsOrigDepth2VirtDepth[ m_uiCurrViewId ][ 2 ] = 0;
326	m_aaiConvParsVirtDepth2OrigDepth[ m_uiCurrViewId ][ 0 ] = 0;
327	m_aaiConvParsVirtDepth2OrigDepth[ m_uiCurrViewId ][ 1 ] = 0;
328	m_aaiConvParsVirtDepth2OrigDepth[ m_uiCurrViewId ][ 2 ] = 0;
329	}
330
331
332	#if 0 // print out for debugging
333	if( m_uiCurrViewId )
334	{
335	printf( "\n\ninit slice of view %d (VOI=%2d):\n===============================\n", m_uiCurrViewId, iVOI );
336	{
337	printf( "\n disparity -> virtual depth:\n" );
338	for( UInt uiBaseId = 0; uiBaseId < m_uiCurrViewId; uiBaseId++ )
339	{
340	Int* pP = m_aaiConvParsDisparity2VirtDepth[ uiBaseId ];
341	Double dF = 1.0 / Double( 1 << pP[ 2 ] );
342	Double dA = dF * Double( pP[ 0 ] );
343	Double dB = dF * Double( pP[ 1 ] - ( ( 1 << pP[ 2 ] ) >> 1 ) );
344	printf( " BId=%d: a = %10.4lf b = %10.4lf\n", uiBaseId, dA, dB );
345	}
346	printf( "\n virtual depth -> disparity:\n" );
347	for( UInt uiBaseId = 0; uiBaseId < m_uiCurrViewId; uiBaseId++ )
348	{
349	Int* pP = m_aaiConvParsVirtDepth2Disparity[ uiBaseId ];
350	Double dF = 1.0 / Double( 1 << pP[ 2 ] );
351	Double dA = dF * Double( pP[ 0 ] );
352	Double dB = dF * Double( pP[ 1 ] - ( ( 1 << pP[ 2 ] ) >> 1 ) );
353	printf( " BId=%d: a = %10.4lf b = %10.4lf\n", uiBaseId, dA, dB );
354	}
355	printf( "\n original depth -> virtual depth:\n" );
356	for( UInt uiBaseId = 0; uiBaseId <= m_uiCurrViewId; uiBaseId++ )
357	{
358	Int* pP = m_aaiConvParsOrigDepth2VirtDepth[ uiBaseId ];
359	Double dF = 1.0 / Double( 1 << pP[ 2 ] );
360	Double dA = dF * Double( pP[ 0 ] );
361	Double dB = dF * Double( pP[ 1 ] - ( ( 1 << pP[ 2 ] ) >> 1 ) );
362	printf( " VId=%d: a = %10.4lf b = %10.4lf\n", uiBaseId, dA, dB );
363	}
364	printf( "\n virtual depth -> original depth:\n" );
365	for( UInt uiBaseId = 0; uiBaseId <= m_uiCurrViewId; uiBaseId++ )
366	{
367	Int* pP = m_aaiConvParsVirtDepth2OrigDepth[ uiBaseId ];
368	Double dF = 1.0 / Double( 1 << pP[ 2 ] );
369	Double dA = dF * Double( pP[ 0 ] );
370	Double dB = dF * Double( pP[ 1 ] - ( ( 1 << pP[ 2 ] ) >> 1 ) );
371	printf( " VId=%d: a = %10.4lf b = %10.4lf\n", uiBaseId, dA, dB );
372	}
373	printf( "\n" );
374	}
375	}
376	#endif
377	}
378
379	#if !QC_MULTI_DIS_CAN_A0097
380	Bool
381	TComDepthMapGenerator::predictDepthMap( TComPic* pcPic )
382	{
383	AOF ( m_bCreated && m_bInit );
384	AOF ( pcPic );
385	ROTRS( pcPic->getSPS()->isDepth(), true );
386	ROFRS( m_pcSPSAccess->getPdm(), true );
387	AOF ( pcPic->getPredDepthMap() );
388	AOF ( pcPic->getSPS()->getViewId() == m_uiCurrViewId );
389
390	#if PDM_OUTPUT_PRED_DEPTH_MAP
391	Char acFilenameBase[1024];
392	::sprintf( acFilenameBase, "PDM_%s_Prd", ( m_bDecoder ? "Dec" : "Enc" ) );
393	#endif
394
395	Bool bUndefined = true;
396	if( m_uiCurrViewId )
397	{
398	AOF( m_auiBaseIdList.size() );
399	UInt uiBaseId = m_auiBaseIdList[ 0 ];
400	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
401	AOF( pcBasePic );
402
403	if( m_uiCurrViewId == 1 )
404	{
405	if( pcBasePic->getPOC() == 0 )
406	{
407	pcBasePic->removePrdDepthMapBuffer();
408	pcBasePic->addPrdDepthMapBuffer( PDM_SUB_SAMP_EXP_X(m_pcSPSAccess->getPdm()), PDM_SUB_SAMP_EXP_Y(m_pcSPSAccess->getPdm()) );
409	xClearDepthMap( pcBasePic );
410	#if PDM_REMOVE_DEPENDENCE
411	xClearDepthMap( pcBasePic, PDM_UNDEFINED_DEPTH, 1 );
412	#endif
413	}
414	#if PDM_OUTPUT_PRED_DEPTH_MAP
415	dumpDepthMap( pcBasePic, acFilenameBase );
416	#endif
417	}
418
419	Bool bLoadDepth = ( m_pcSPSAccess->getPdm() == 2 );
420	if( m_pcSPSAccess->getPdm() > 2 )
421	{
422	bLoadDepth = ( pcBasePic->getCurrSlice()->getSliceType() == I_SLICE );
423	}
424
425	if( bLoadDepth)
426	{ // load coded depth of base view
427	TComPic* pcBaseDepth = m_pcAUPicAccess->getPic( uiBaseId, true );
428	AOF( pcBaseDepth );
429	AOF( pcBaseDepth->getPicYuvRec() );
430	AOF( pcBaseDepth->getPicYuvRec()->getWidth () == pcBasePic->getPredDepthMap()->getWidth () );
431	AOF( pcBaseDepth->getPicYuvRec()->getHeight() == pcBasePic->getPredDepthMap()->getHeight() );
432	Int iWidth = pcBasePic ->getPredDepthMap()->getWidth ();
433	Int iHeight = pcBasePic ->getPredDepthMap()->getHeight ();
434	Int iDesStride = pcBasePic ->getPredDepthMap()->getStride ();
435	Int iSrcStride = pcBaseDepth->getPicYuvRec ()->getStride ();
436	Pel* pDesSamples = pcBasePic ->getPredDepthMap()->getLumaAddr ( 0 );
437	Pel* pSrcSamples = pcBaseDepth->getPicYuvRec ()->getLumaAddr ( 0 );
438	for( Int iY = 0; iY < iHeight; iY++, pSrcSamples += iSrcStride, pDesSamples += iDesStride )
439	{
440	for( Int iX = 0; iX < iWidth; iX++ )
441	{
442	pDesSamples[ iX ] = xGetVirtDepthFromOrigDepth( uiBaseId, pSrcSamples[ iX ] );
443	}
444	}
445	}
446
447	// convert depth of base view to current view
448	bUndefined = xConvertDepthMapRef2Curr( pcPic, pcBasePic );
449
450	#if PDM_OUTPUT_PRED_DEPTH_MAP
451	dumpDepthMap( pcPic, acFilenameBase );
452	#endif
453	}
454	else
455	{
456	xClearDepthMap( pcPic );
457	#if PDM_REMOVE_DEPENDENCE
458	xClearDepthMap( pcPic, PDM_UNDEFINED_DEPTH, 1 );
459	#endif
460	}
461	return bUndefined;
462	}
463
464
465	Void
466	TComDepthMapGenerator::updateDepthMap( TComPic* pcPic )
467	{
468	AOF ( m_bCreated && m_bInit );
469	AOF ( pcPic );
470	ROTVS( pcPic->getSPS()->isDepth() );
471	ROFVS( m_pcSPSAccess->getPdm() == 1 \|\| m_pcSPSAccess->getPdm() == 3 );
472	AOF ( pcPic->getPredDepthMap() );
473	AOF ( pcPic->getSPS()->getViewId() == m_uiCurrViewId );
474
475	#if PDM_OUTPUT_PRED_DEPTH_MAP
476	Char acFilenameBase[1024];
477	::sprintf( acFilenameBase, "PDM_%s_Upd", ( m_bDecoder ? "Dec" : "Enc" ) );
478	#endif
479
480	// predict depth map using current coding symbols
481	#if PDM_REMOVE_DEPENDENCE
482	pcPic->setStoredPDMforV2(0);
483	xPredictDepthMap( pcPic );
484	if(m_uiCurrViewId==0)
485	{
486	pcPic->setStoredPDMforV2(1);
487	xPredictDepthMap( pcPic );
488	pcPic->setStoredPDMforV2(0);
489	}
490	#else
491	xPredictDepthMap( pcPic );
492	#if PDM_OUTPUT_PRED_DEPTH_MAP
493	if( m_uiCurrViewId )
494	{
495	dumpDepthMap( pcPic, acFilenameBase );
496	}
497	#endif
498	#endif
499
500	// generate base depth map
501	if( m_uiCurrViewId == 1 )
502	{
503	TComPic* pcBasePic = m_pcAUPicAccess->getPic( 0 );
504	AOF( pcBasePic );
505	xConvertDepthMapCurr2Ref( pcBasePic, pcPic );
506	#if PDM_OUTPUT_PRED_DEPTH_MAP
507	dumpDepthMap( pcBasePic, acFilenameBase );
508	#endif
509	}
510	#if PDM_REMOVE_DEPENDENCE
511	if( m_uiCurrViewId == 2 )
512	{
513	TComPic* pcBasePic = m_pcAUPicAccess->getPic( 0 );
514	AOF( pcBasePic );
515	xConvertDepthMapCurr2Ref( pcBasePic, pcPic );
516	#if PDM_OUTPUT_PRED_DEPTH_MAP
517	dumpDepthMap( pcBasePic, acFilenameBase );
518	#endif
519	}
520	#endif
521	}
522
523
524	Void
525	TComDepthMapGenerator::dumpDepthMap( TComPic* pcPic, char* pFilenameBase )
526	{
527	AOF( m_bCreated && m_bInit );
528	AOF( pcPic );
529	AOF( pFilenameBase );
530	AOF( m_uiOrgDepthBitDepth == 8 + g_uiBitIncrement );
531	AOF( pcPic->getSPS()->getViewId() <= m_uiCurrViewId );
532
533	// convert to output format
534	Int iMax = ( 1 << m_uiOrgDepthBitDepth ) - 1;
535	UInt uiViewId = pcPic->getSPS()->getViewId();
536	TComPicYuv* pcPicYuv = pcPic->getPredDepthMap();
537	Int iWidth = pcPicYuv->getWidth ();
538	Int iHeight = pcPicYuv->getHeight ();
539	Int iSrcStride = pcPicYuv->getStride ();
540	Int iDstStride = m_cTmpPic.getStride ();
541	#if PDM_REMOVE_DEPENDENCE
542	if(pcPic->getStoredPDMforV2())
543	pcPicYuv = pcPic->getPredDepthMapTemp();
544	#endif
545	Pel* pSrcSamples = pcPicYuv->getLumaAddr ( 0 );
546	Pel* pDstSamples = m_cTmpPic.getLumaAddr ( 0 );
547	Int iMidOrgDpth = ( 1 << m_uiOrgDepthBitDepth ) >> 1;
548	AOF( m_cTmpPic.getWidth () == iWidth );
549	AOF( m_cTmpPic.getHeight() == iHeight );
550	for( Int iY = 0; iY < iHeight; iY++, pSrcSamples += iSrcStride, pDstSamples += iDstStride )
551	{
552	for( Int iX = 0; iX < iWidth; iX++ )
553	{
554	Int iOrgDepth = ( pSrcSamples[ iX ] != PDM_UNDEFINED_DEPTH ? xGetOrigDepthFromVirtDepth( uiViewId, pSrcSamples[ iX ] ) : iMidOrgDpth );
555	pDstSamples[ iX ] = Max( 0, Min( iMax, iOrgDepth ) );
556	}
557	}
558
559	// output
560	Char acFilename[1024];
561	::sprintf ( acFilename, "%s_V%d.yuv", pFilenameBase, uiViewId );
562	m_cTmpPic.dump( acFilename, ( pcPic->getPOC() != 0 ) );
563	}
564	#endif
565
566	#if HHI_INTER_VIEW_MOTION_PRED
567	Void
568	TComDepthMapGenerator::covertOrgDepthMap( TComPic* pcPic )
569	{
570	AOF ( m_bCreated && m_bInit );
571	AOF ( pcPic );
572	ROFVS( pcPic->getOrgDepthMap() );
573	AOF ( pcPic->getViewId() );
574
575	UInt uiBaseId = pcPic->getViewId();
576	Int iWidth = pcPic->getOrgDepthMap()->getWidth ();
577	Int iHeight = pcPic->getOrgDepthMap()->getHeight ();
578	Int iStride = pcPic->getOrgDepthMap()->getStride ();
579	Pel* pSamples = pcPic->getOrgDepthMap()->getLumaAddr ( 0 );
580	for( Int iY = 0; iY < iHeight; iY++, pSamples += iStride )
581	{
582	for( Int iX = 0; iX < iWidth; iX++ )
583	{
584	pSamples[ iX ] = xGetVirtDepthFromOrigDepth( uiBaseId, pSamples[ iX ] );
585	}
586	}
587	}
588	#endif
589
590	Int
591	TComDepthMapGenerator::getDisparity( TComPic* pcPic, Int iPosX, Int iPosY, UInt uiRefViewId )
592	{
593	AOF( pcPic );
594	AOF( pcPic->getPredDepthMap() );
595	AOF( iPosX >= 0 && iPosX < pcPic->getPredDepthMap()->getWidth () );
596	AOF( iPosY >= 0 && iPosY < pcPic->getPredDepthMap()->getHeight() );
597	Pel* piPdmMap = pcPic->getPredDepthMap()->getLumaAddr( 0 );
598	Int iStride = pcPic->getPredDepthMap()->getStride ();
599	Int iPrdDepth = piPdmMap[ iPosX + iPosY * iStride ];
600	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
601	return iDisparity;
602	}
603
604
605
606	#if HHI_INTER_VIEW_MOTION_PRED
607	#if QC_MULTI_DIS_CAN_A0097
608	Int
609	TComDepthMapGenerator::getPdmMergeCandidate( TComDataCU* pcCU, UInt uiPartIdx, Int* paiPdmRefIdx, TComMv* pacPdmMv, DisInfo* pDInfo
610	#if QC_MRG_CANS_B0048
611	, Int* iPdm
612	#endif
613	)
614	#else
615	Int
616	TComDepthMapGenerator::getPdmMergeCandidate( TComDataCU* pcCU, UInt uiPartIdx, Int* paiPdmRefIdx, TComMv* pacPdmMv )
617	#endif
618	{
619	#if MTK_INTERVIEW_MERGE_A0049
620	AOF ( m_bCreated && m_bInit );
621
622	#if !QC_MULTI_DIS_CAN_A0097
623	ROFRS( m_bPDMAvailable, 0 );
624	#endif
625
626	TComSlice* pcSlice = pcCU->getSlice ();
627	TComSPS* pcSPS = pcSlice->getSPS();
628	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
629	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
630	ROTRS( !bPdmMerge, 0 );
631
632	#if QC_MRG_CANS_B0048
633	Bool abPdmAvailable[4] = {false, false, false, false};
634	#else
635	Bool abPdmAvailable[2] = {false,false};
636	#endif
637
638	Int iValid = 0;
639	Int iViewId = 0;
640	for( UInt uiBId = 0; uiBId < m_uiCurrViewId && iValid==0; uiBId++ )
641	{
642	UInt uiBaseId = m_auiBaseIdList[ uiBId ];
643	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
644	for( Int iRefListId = 0; iRefListId < 2 && iValid==0; iRefListId++ )
645	{
646	RefPicList eRefPicListTest = RefPicList( iRefListId );
647	Int iNumRefPics = pcSlice->getNumRefIdx( eRefPicListTest ) ;
648	for( Int iRefIndex = 0; iRefIndex < iNumRefPics; iRefIndex++ )
649	{
650	if(pcBasePic->getPOC() == pcSlice->getRefPic( eRefPicListTest, iRefIndex )->getPOC()
651	&& pcBasePic->getViewId() == pcSlice->getRefPic( eRefPicListTest, iRefIndex )->getViewId())
652	{
653	iValid=1;
654	iViewId = uiBaseId;
655	break;
656	}
657	}
658	}
659	}
660	if (iValid == 0)
661	return 0;
662
663	//--- get base CU/PU and check prediction mode ---
664	TComPic* pcBasePic = m_pcAUPicAccess->getPic( iViewId );
665	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
666
667	#if QC_MULTI_DIS_CAN_A0097
668	Int iCurrPosX, iCurrPosY;
669	UInt uiPartAddr;
670	Int iWidth;
671	Int iHeight;
672
673	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
674	pcBaseRec->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
675	iCurrPosX += ( ( iWidth - 1 ) >> 1 );
676	iCurrPosY += ( ( iHeight - 1 ) >> 1 );
677
678	Int iBasePosX = Clip3( 0, pcBaseRec->getWidth () - 1, iCurrPosX + ( (pDInfo->m_acMvCand[0].getHor() + 2 ) >> 2 ) );
679	Int iBasePosY = Clip3( 0, pcBaseRec->getHeight() - 1, iCurrPosY + ( (pDInfo->m_acMvCand[0].getVer() + 2 ) >> 2 ));
680	Int iBaseCUAddr;
681	Int iBaseAbsPartIdx;
682	pcBaseRec->getCUAddrAndPartIdx( iBasePosX , iBasePosY , iBaseCUAddr, iBaseAbsPartIdx );
683	#else
684	Int iPrdDepth, iCurrPosX, iCurrPosY;
685	Bool bAvailable = xGetPredDepth( pcCU, uiPartIdx, iPrdDepth, &iCurrPosX, &iCurrPosY );
686	AOF( bAvailable );
687	TComPicYuv* pcBasePdm = pcBasePic->getPredDepthMap();
688	Int iDisparity = xGetDisparityFromVirtDepth( iViewId, iPrdDepth );
689	Int iShiftX = m_uiSubSampExpX + 2;
690	Int iAddX = ( 1 << iShiftX ) >> 1;
691	Int iBasePosX = Clip3( 0, pcBasePdm->getWidth () - 1, iCurrPosX + ( ( iDisparity + iAddX ) >> iShiftX ) );
692	Int iBasePosY = Clip3( 0, pcBasePdm->getHeight() - 1, iCurrPosY );
693	Int iBaseCUAddr;
694	Int iBaseAbsPartIdx;
695	pcBaseRec->getCUAddrAndPartIdx( iBasePosX<< m_uiSubSampExpX , iBasePosY<< m_uiSubSampExpY , iBaseCUAddr, iBaseAbsPartIdx );
696	#endif
697
698	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
699
700	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) == MODE_INTER \|\| pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) == MODE_SKIP )
701	{
702	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
703	{
704	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
705	TComMvField cBaseMvField;
706	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
707	Int iBaseRefIdx = cBaseMvField.getRefIdx();
708
709	if (iBaseRefIdx >= 0)
710	{
711	Int iBaseRefPOC = pcBaseCU->getSlice()->getRefPOC(eBaseRefPicList, iBaseRefIdx);
712	if (iBaseRefPOC != pcSlice->getPOC())
713	{
714	for (Int iPdmRefIdx = 0; iPdmRefIdx < pcSlice->getNumRefIdx( eBaseRefPicList ); iPdmRefIdx++)
715	{
716	if (iBaseRefPOC == pcSlice->getRefPOC(eBaseRefPicList, iPdmRefIdx))
717	{
718	abPdmAvailable[ uiBaseRefListId ] = true;
719	paiPdmRefIdx [ uiBaseRefListId ] = iPdmRefIdx;
720	TComMv cMv(cBaseMvField.getHor(), cBaseMvField.getVer());
721	#if LGE_DVMCP_A0126
722	cMv.m_bDvMcp = true;
723	cMv.m_iDvMcpDispX = pDInfo->m_acMvCand[0].getHor();
724	#endif
725	pcCU->clipMv( cMv );
726	pacPdmMv [ uiBaseRefListId ] = cMv;
727	break;
728	}
729	}
730	}
731	}
732	}
733	}
734	Int iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
735	#if QC_MRG_CANS_B0048
736	iPdm[0] = iPdmInterDir;
737	#else
738	if (iPdmInterDir == 0)
739	{
740	#endif
741	for( Int iRefListId = 0; iRefListId < 2 ; iRefListId++ )
742	{
743	RefPicList eRefPicList = RefPicList( iRefListId );
744	Int iNumRefPics = pcSlice->getNumRefIdx( eRefPicList );
745	for( Int iPdmRefIdx = 0; iPdmRefIdx < iNumRefPics; iPdmRefIdx++ )
746	{
747	if( pcSlice->getRefPOC( eRefPicList, iPdmRefIdx ) == pcSlice->getPOC())
748	{
749	#if QC_MRG_CANS_B0048
750	abPdmAvailable[ iRefListId+2 ] = true;
751	paiPdmRefIdx [ iRefListId+2 ] = iPdmRefIdx;
752	#else
753	abPdmAvailable[ iRefListId ] = true;
754	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
755	#endif
756	#if QC_MULTI_DIS_CAN_A0097
757	TComMv cMv = pDInfo->m_acMvCand[0];
758	cMv.setVer(0);
759	#else
760	TComMv cMv(iDisparity, 0);
761	#endif
762	pcCU->clipMv( cMv );
763	#if QC_MRG_CANS_B0048
764	pacPdmMv [ iRefListId + 2] = cMv;
765	#else
766	pacPdmMv [ iRefListId ] = cMv;
767	#endif
768	break;
769	}
770	}
771	}
772	#if QC_MRG_CANS_B0048
773	iPdmInterDir = ( abPdmAvailable[2] ? 1 : 0 ) + ( abPdmAvailable[3] ? 2 : 0 ) ;
774	iPdm[1] = iPdmInterDir;
775	#else
776	iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 ) ;
777	}
778	#endif
779
780	return iPdmInterDir;
781
782	#else
783	Int iMaxNumInterPics = 1;
784	Int iMaxNumAllPics = 2;
785
786	// inter-only
787	Bool abPdmAvailable[2] = {false,false};
788	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
789	{
790	RefPicList eRefPicList = RefPicList( iRefListId );
791	Int iNumRefPics = pcCU->getSlice()->getNumRefIdx( eRefPicList );
792	TComMv cMv;
793	for( Int iPdmRefIdx = 0, iInterPics = 0; iPdmRefIdx < iNumRefPics && iInterPics < iMaxNumInterPics; iPdmRefIdx++ )
794	{
795	if( pcCU->getSlice()->getRefPOC( eRefPicList, iPdmRefIdx ) != pcCU->getSlice()->getPOC() )
796	{
797	#if QC_MULTI_DIS_CAN_A0097
798	if( getDisCanPdmMvPred (pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, pDInfo, true ) )
799	#else
800	if( getPdmMvPred( pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, true ) )
801	#endif
802	{
803	pcCU->clipMv( cMv );
804	abPdmAvailable[ iRefListId ] = true;
805	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
806	pacPdmMv [ iRefListId ] = cMv;
807	break;
808	}
809	iInterPics++;
810	}
811	}
812	}
813	Int iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
814	if( 0==iPdmInterDir )
815	{ // check all, including inter view references
816	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
817	{
818	RefPicList eRefPicList = RefPicList( iRefListId );
819	Int iNumRefPics = Min( iMaxNumAllPics, pcCU->getSlice()->getNumRefIdx( eRefPicList ) );
820	TComMv cMv;
821	for( Int iPdmRefIdx = 0; iPdmRefIdx < iNumRefPics; iPdmRefIdx++ )
822	{
823	#if QC_MULTI_DIS_CAN_A0097
824	if ( getDisCanPdmMvPred (pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, pDInfo, true ) )
825	#else
826	if( getPdmMvPred( pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, true ) )
827	#endif
828	{
829	pcCU->clipMv( cMv );
830	abPdmAvailable[ iRefListId ] = true;
831	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
832	pacPdmMv [ iRefListId ] = cMv;
833	break;
834	}
835	}
836	}
837	iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
838	}
839	return iPdmInterDir;
840	#endif
841	}
842
843	#if QC_MULTI_DIS_CAN_A0097
844	Bool
845	TComDepthMapGenerator::getDisCanPdmMvPred ( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv, DisInfo* pDInfo, Bool bMerge )
846	{
847	#if LGE_DVMCP_A0126
848	rcMv.m_bDvMcp = false;
849	#endif
850	AOF ( m_bCreated && m_bInit );
851	AOF ( iRefIdx >= 0 );
852	AOF ( pcCU );
853	//ROFRS( m_bPDMAvailable, false );
854	TComSlice* pcSlice = pcCU->getSlice ();
855	TComSPS* pcSPS = pcSlice->getSPS();
856	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
857	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
858	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
859	Int iRefPoc = pcRefPic->getPOC();
860	Bool bInterview = ( uiRefViewId < m_uiCurrViewId );
861	AOT( bInterview && iRefPoc != pcSlice->getPOC() );
862	AOT( !bInterview && iRefPoc == pcSlice->getPOC() );
863	Bool bPdmIView = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_IVIEW ) == PDM_USE_FOR_IVIEW );
864	Bool bPdmInter = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_INTER ) == PDM_USE_FOR_INTER );
865	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
866	ROTRS( ( bInterview && !bMerge ) && !bPdmIView, false );
867	ROTRS( (!bInterview && !bMerge ) && !bPdmInter, false );
868	ROTRS( bMerge && !bPdmMerge, false );
869	Int iCurrPosX, iCurrPosY;
870	TComMv cDisMv;
871
872	if( bInterview )
873	{
874	rcMv = pDInfo->m_acMvCand[0];
875	rcMv.setVer(0);
876	return true;
877	}
878	for( UInt uiBId = 0; uiBId < m_uiCurrViewId; uiBId++ )
879	{
880	UInt uiBaseId = uiBId; //m_auiBaseIdList[ uiBId ];
881
882	if (m_uiCurrViewId >1 && uiBaseId ==1 )
883	continue;
884
885	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
886	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
887	UInt uiPartAddr;
888	Int iWidth;
889	Int iHeight;
890
891	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
892	pcBaseRec->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
893	iCurrPosX += ( ( iWidth - 1 ) >> 1 );
894	iCurrPosY += ( ( iHeight - 1 ) >> 1 );
895	Int iBasePosX = Clip3( 0, pcBaseRec->getWidth () - 1, iCurrPosX + ( (pDInfo->m_acMvCand[0].getHor() + 2 ) >> 2 ) );
896	Int iBasePosY = Clip3( 0, pcBaseRec->getHeight() - 1, iCurrPosY + ( (pDInfo->m_acMvCand[0].getVer() + 2 ) >> 2 ));
897	Int iBaseCUAddr;
898	Int iBaseAbsPartIdx;
899	pcBaseRec->getCUAddrAndPartIdx( iBasePosX , iBasePosY , iBaseCUAddr, iBaseAbsPartIdx );
900	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
901	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
902	{
903	continue;
904	}
905	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
906	{
907	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
908	TComMvField cBaseMvField;
909	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
910	Int iBaseRefIdx = cBaseMvField.getRefIdx();
911	Int iBaseRefPoc = ( iBaseRefIdx >= 0 ? pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, iBaseRefIdx )->getPOC() : -(1<<30) );
912	if( iBaseRefIdx >= 0 && iBaseRefPoc == iRefPoc )
913	{
914	rcMv.set( cBaseMvField.getHor(), cBaseMvField.getVer() );
915	#if LGE_DVMCP_A0126
916	// save disparity vector when a merge candidate for IVMP is set as DV-MCP
917	if( bMerge )
918	{
919	rcMv.m_bDvMcp = true;
920	rcMv.m_iDvMcpDispX = pDInfo->m_acMvCand[0].getHor();
921	}
922	else { // AMVP ?
923	rcMv.m_bDvMcp = false;
924	}
925	#endif
926	return true;
927	}
928	}
929	}
930	return false;
931	}
932	#else
933	Bool
934	TComDepthMapGenerator::getPdmMvPred( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv, Bool bMerge )
935	{
936	AOF ( m_bCreated && m_bInit );
937	AOF ( iRefIdx >= 0 );
938	AOF ( pcCU );
939	ROFRS( m_bPDMAvailable, false );
940
941	TComSlice* pcSlice = pcCU->getSlice ();
942	TComPic* pcPic = pcCU->getPic ();
943	TComSPS* pcSPS = pcSlice->getSPS();
944	AOF ( pcPic->getPredDepthMap() );
945	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
946
947	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
948	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
949	Int iRefPoc = pcRefPic->getPOC();
950	Bool bInterview = ( uiRefViewId < m_uiCurrViewId );
951	AOT( bInterview && iRefPoc != pcSlice->getPOC() );
952	AOT( !bInterview && iRefPoc == pcSlice->getPOC() );
953
954	Bool bPdmIView = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_IVIEW ) == PDM_USE_FOR_IVIEW );
955	Bool bPdmInter = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_INTER ) == PDM_USE_FOR_INTER );
956	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
957	ROTRS( ( bInterview && !bMerge ) && !bPdmIView, false );
958	ROTRS( (!bInterview && !bMerge ) && !bPdmInter, false );
959	ROTRS( bMerge && !bPdmMerge, false );
960
961	//===== get predicted depth for middle position of current PU =====
962	Int iPrdDepth, iCurrPosX, iCurrPosY;
963	Bool bAvailable = xGetPredDepth( pcCU, uiPartIdx, iPrdDepth, &iCurrPosX, &iCurrPosY );
964	AOF( bAvailable );
965
966	//===== inter-view motion vector prediction =====
967	if( bInterview )
968	{
969	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
970	rcMv.set ( iDisparity, 0 );
971	return true;
972	}
973
974	//===== inter motion vector prediction =====
975	for( UInt uiBId = 0; uiBId < m_uiCurrViewId; uiBId++ )
976	{
977	//--- get base CU/PU and check prediction mode ---
978	UInt uiBaseId = m_auiBaseIdList[ uiBId ];
979	#if PDM_REMOVE_DEPENDENCE
980	if( uiBaseId != 0)
981	continue;
982	#endif
983	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
984	TComPicYuv* pcBasePdm = pcBasePic->getPredDepthMap();
985	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
986	Int iDisparity = xGetDisparityFromVirtDepth( uiBaseId, iPrdDepth );
987	Int iShiftX = m_uiSubSampExpX + 2;
988	Int iAddX = ( 1 << iShiftX ) >> 1;
989	Int iBasePosX = Clip3( 0, pcBasePdm->getWidth () - 1, iCurrPosX + ( ( iDisparity + iAddX ) >> iShiftX ) );
990	Int iBasePosY = Clip3( 0, pcBasePdm->getHeight() - 1, iCurrPosY );
991	Int iBaseCUAddr;
992	Int iBaseAbsPartIdx;
993	pcBaseRec->getCUAddrAndPartIdx( iBasePosX << m_uiSubSampExpX, iBasePosY << m_uiSubSampExpY, iBaseCUAddr, iBaseAbsPartIdx );
994	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
995	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
996	{
997	continue;
998	}
999
1000	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
1001	{
1002	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
1003	TComMvField cBaseMvField;
1004	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
1005	Int iBaseRefIdx = cBaseMvField.getRefIdx();
1006	Int iBaseRefPoc = ( iBaseRefIdx >= 0 ? pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, iBaseRefIdx )->getPOC() : -(1<<30) );
1007	if( iBaseRefIdx >= 0 && iBaseRefPoc == iRefPoc )
1008	{
1009	rcMv.set( cBaseMvField.getHor(), cBaseMvField.getVer() );
1010	return true;
1011	}
1012	}
1013	}
1014	return false;
1015	}
1016	#endif
1017
1018
1019	Bool // first version
1020	TComDepthMapGenerator::getIViewOrgDepthMvPred( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv )
1021	{
1022	AOF ( m_bCreated && m_bInit );
1023	AOF ( iRefIdx >= 0 );
1024	AOF ( pcCU );
1025
1026	TComSlice* pcSlice = pcCU->getSlice ();
1027	TComPic* pcPic = pcCU->getPic ();
1028	TComSPS* pcSPS = pcSlice->getSPS();
1029	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
1030	ROFRS( pcPic->getOrgDepthMap(), false );
1031
1032	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
1033	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
1034	Int iRefPoc = pcRefPic->getPOC();
1035	ROFRS( uiRefViewId < m_uiCurrViewId, false );
1036	AOF ( iRefPoc == pcSlice->getPOC() );
1037
1038	//===== get predicted depth for middle position of current PU (first version) =====
1039	UInt uiPartAddr;
1040	Int iWidth;
1041	Int iHeight;
1042	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
1043	TComPicYuv* pcOrgDepthMap = pcPic->getOrgDepthMap();
1044	Pel* piOrgDepthMap = pcOrgDepthMap->getLumaAddr ( 0 );
1045	Int iCurrStride = pcOrgDepthMap->getStride ();
1046	Int iCurrPosX;
1047	Int iCurrPosY;
1048	pcOrgDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
1049	iCurrPosX += ( iWidth - 1 ) >> 1;
1050	iCurrPosY += ( iHeight - 1 ) >> 1;
1051	Int iPrdDepth = piOrgDepthMap[ iCurrPosX + iCurrPosY * iCurrStride ];
1052
1053	//===== get disparity vector =====
1054	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
1055	rcMv.set ( iDisparity, 0 );
1056	return true;
1057	}
1058	#endif
1059
1060
1061
1062
1063
1064	#if !QC_MULTI_DIS_CAN_A0097
1065	/=======================================================
1066	===== =====
1067	===== p i c t u r e o p e r a t i o n s =====
1068	===== =====
1069	=======================================================/
1070
1071	Bool
1072	TComDepthMapGenerator::xConvertDepthMapCurr2Ref( TComPic* pcRef, TComPic* pcCur )
1073	{
1074	AOF( pcCur->getSPS()->getViewId() == m_uiCurrViewId );
1075	AOF( pcCur->getSPS()->getViewId() > pcRef->getSPS()->getViewId() );
1076	AOF( pcCur->getPredDepthMap() );
1077	AOF( pcRef->getPredDepthMap() );
1078	AOF( pcRef->getPredDepthMap()->getWidth () == pcCur->getPredDepthMap()->getWidth () );
1079	AOF( pcRef->getPredDepthMap()->getHeight() == pcCur->getPredDepthMap()->getHeight() );
1080	#if PDM_REMOVE_DEPENDENCE
1081	if( pcCur->getViewId() == 1)
1082	xClearDepthMap( pcRef );
1083	else if (pcCur->getViewId() == 2)
1084	xClearDepthMap( pcRef, PDM_UNDEFINED_DEPTH, 1 );
1085	#else
1086	xClearDepthMap( pcRef );
1087	#endif
1088	TComPicYuv* pcCurDepthMap = pcCur->getPredDepthMap ();
1089	TComPicYuv* pcRefDepthMap = pcRef->getPredDepthMap ();
1090	Int iWidth = pcCurDepthMap->getWidth ();
1091	Int iHeight = pcCurDepthMap->getHeight ();
1092	Int iCurStride = pcCurDepthMap->getStride ();
1093	Int iRefStride = pcRefDepthMap->getStride ();
1094	Pel* pCurSamples = pcCurDepthMap->getLumaAddr( 0 );
1095	Pel* pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1096	Int iRefViewIdx = pcRef->getViewId();
1097	#if PDM_REMOVE_DEPENDENCE
1098	if( pcCur->getViewId() == 2)
1099	{
1100	pcRefDepthMap = pcRef->getPredDepthMapTemp();
1101	pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1102	}
1103	#endif
1104	Int iShiftX = m_uiSubSampExpX + 2;
1105	Int iAddX = ( 1 << iShiftX ) >> 1;
1106	for( Int iY = 0; iY < iHeight; iY++, pCurSamples += iCurStride, pRefSamples += iRefStride )
1107	{
1108	for( Int iXCur = 0; iXCur < iWidth; iXCur++ )
1109	{
1110	Int iDepth = pCurSamples[ iXCur ];
1111	Int iDisp = xGetDisparityFromVirtDepth( iRefViewIdx, iDepth );
1112	Int iXRef = iXCur + ( ( iDisp + iAddX ) >> iShiftX );
1113	if( iXRef >= 0 && iXRef < iWidth && iDepth > pRefSamples[ iXRef ] )
1114	{
1115	pRefSamples[ iXRef ] = iDepth;
1116	}
1117	}
1118	}
1119	Bool bUndefined = xFillDepthMapHoles( pcRef );
1120	pcRefDepthMap->setBorderExtension( false );
1121	pcRefDepthMap->extendPicBorder ();
1122	return bUndefined;
1123	}
1124
1125
1126	Bool
1127	TComDepthMapGenerator::xConvertDepthMapRef2Curr( TComPic* pcCur, TComPic* pcRef )
1128	{
1129	AOF( pcCur->getSPS()->getViewId() == m_uiCurrViewId );
1130	AOF( pcCur->getSPS()->getViewId() > pcRef->getSPS()->getViewId() );
1131	AOF( pcCur->getPredDepthMap() );
1132	#if PDM_REMOVE_DEPENDENCE
1133	if(pcCur->getViewId() == 1)
1134	{
1135	AOF( pcRef->getPredDepthMap() );
1136	}else
1137	{
1138	AOF( pcRef->getPredDepthMapTemp() );
1139	}
1140	#else
1141	AOF( pcRef->getPredDepthMap() );
1142	#endif
1143	AOF( pcRef->getPredDepthMap()->getWidth () == pcCur->getPredDepthMap()->getWidth () );
1144	AOF( pcRef->getPredDepthMap()->getHeight() == pcCur->getPredDepthMap()->getHeight() );
1145
1146	xClearDepthMap( pcCur );
1147	TComPicYuv* pcRefDepthMap = pcRef->getPredDepthMap ();
1148	#if PDM_REMOVE_DEPENDENCE
1149	if(pcCur->getViewId() == 2)
1150	pcRefDepthMap = pcRef->getPredDepthMapTemp ();
1151	#endif
1152	TComPicYuv* pcCurDepthMap = pcCur->getPredDepthMap ();
1153	Int iWidth = pcRefDepthMap->getWidth ();
1154	Int iHeight = pcRefDepthMap->getHeight ();
1155	Int iRefStride = pcRefDepthMap->getStride ();
1156	Int iCurStride = pcCurDepthMap->getStride ();
1157	Pel* pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1158	Pel* pCurSamples = pcCurDepthMap->getLumaAddr( 0 );
1159	Int iRefViewIdx = pcRef->getViewId();
1160	Int iShiftX = m_uiSubSampExpX + 2;
1161	Int iAddX = ( 1 << iShiftX ) >> 1;
1162	for( Int iY = 0; iY < iHeight; iY++, pRefSamples += iRefStride, pCurSamples += iCurStride )
1163	{
1164	for( Int iXRef = 0; iXRef < iWidth; iXRef++ )
1165	{
1166	Int iDepth = pRefSamples[ iXRef ];
1167	Int iDisp = xGetDisparityFromVirtDepth( iRefViewIdx, iDepth );
1168	Int iXCur = iXRef - ( ( iDisp + iAddX ) >> iShiftX );
1169	if( iXCur >= 0 && iXCur < iWidth && iDepth > pCurSamples[ iXCur ] )
1170	{
1171	pCurSamples[ iXCur ] = iDepth;
1172	}
1173	}
1174	}
1175	Bool bUndefined = xFillDepthMapHoles( pcCur );
1176	pcCurDepthMap->setBorderExtension( false );
1177	pcCurDepthMap->extendPicBorder ();
1178	return bUndefined;
1179	}
1180
1181
1182	Bool
1183	TComDepthMapGenerator::xPredictDepthMap( TComPic* pcPic )
1184	{
1185	for( UInt uiCUAddr = 0; uiCUAddr < pcPic->getPicSym()->getNumberOfCUsInFrame(); uiCUAddr++ )
1186	{
1187	TComDataCU* pcCU = pcPic->getCU( uiCUAddr );
1188	xPredictCUDepthMap( pcCU, 0, 0 );
1189	}
1190	Bool bUndefined = xFillDepthMapHoles( pcPic );
1191	#if PDM_REMOVE_DEPENDENCE
1192	if(pcPic->getStoredPDMforV2() == 1){
1193	pcPic->getPredDepthMapTemp()->setBorderExtension( false );
1194	pcPic->getPredDepthMapTemp()->extendPicBorder ();
1195	}else{
1196	#endif
1197	pcPic->getPredDepthMap()->setBorderExtension( false );
1198	pcPic->getPredDepthMap()->extendPicBorder ();
1199	#if PDM_REMOVE_DEPENDENCE
1200	}
1201	#endif
1202	return bUndefined;
1203	}
1204
1205
1206	Bool
1207	TComDepthMapGenerator::xFillDepthMapHoles( TComPic* pcPic )
1208	{
1209	Bool bUndefined = false;
1210	TComPicYuv* pcDepthMap = pcPic->getPredDepthMap ();
1211	#if PDM_REMOVE_DEPENDENCE
1212	if(pcPic->getViewId()==0 && pcPic->getStoredPDMforV2()==1)
1213	pcDepthMap = pcPic->getPredDepthMapTemp ();
1214	#endif
1215	Int iWidth = pcDepthMap->getWidth ();
1216	Int iHeight = pcDepthMap->getHeight ();
1217	Int iStride = pcDepthMap->getStride ();
1218	Pel* pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1219	// horizontal
1220	for( Int iY = 0; iY < iHeight && !bUndefined; iY++, pDMSamples += iStride )
1221	{
1222	for( Int iX = 0; iX < iWidth; iX++ )
1223	{
1224	if( pDMSamples[ iX ] == PDM_UNDEFINED_DEPTH )
1225	{
1226	Int iE;
1227	for( iE = iX + 1; iE < iWidth; iE++ )
1228	{
1229	if( pDMSamples[ iE ] != PDM_UNDEFINED_DEPTH )
1230	{
1231	break;
1232	}
1233	}
1234	if( iX > 0 \|\| iE < iWidth )
1235	{
1236	Int iDepth;
1237	if ( iX > 0 && iE < iWidth ) iDepth = ( pDMSamples[ iX-1 ] < pDMSamples[ iE ] ? pDMSamples[ iX-1 ] : pDMSamples[ iE ] );
1238	else if( iX > 0 ) iDepth = pDMSamples[ iX-1 ];
1239	else /( iE < iWidth )/ iDepth = pDMSamples[ iE ];
1240	for( Int iZ = iX; iZ < iE; iZ++ )
1241	{
1242	pDMSamples[ iZ ] = iDepth;
1243	}
1244	}
1245	else
1246	{
1247	bUndefined = true;
1248	break;
1249	}
1250	iX = iE - 1;
1251	}
1252	}
1253	}
1254
1255	if( bUndefined && m_uiCurrViewId )
1256	{
1257	pDMSamples = pcDepthMap->getLumaAddr( 0 );
1258	Int iMiddleOrgDpth = ( 1 << m_uiOrgDepthBitDepth ) >> 1;
1259	Int iMiddleDepth = xGetVirtDepthFromOrigDepth( m_uiCurrViewId, iMiddleOrgDpth );
1260	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1261	{
1262	for( Int iX = 0; iX < iWidth; iX++ )
1263	{
1264	pDMSamples[ iX ] = iMiddleDepth;
1265	}
1266	}
1267	}
1268	return bUndefined;
1269	}
1270
1271
1272	Void
1273	TComDepthMapGenerator::xClearDepthMap( TComPic* pcPic, Int iVal
1274	#if PDM_REMOVE_DEPENDENCE
1275	,
1276	Int forFirstNonBaseView
1277	#endif
1278	)
1279	{
1280	TComPicYuv* pcDepthMap = pcPic->getPredDepthMap ();
1281	Int iWidth = pcDepthMap->getWidth ();
1282	Int iHeight = pcDepthMap->getHeight ();
1283	Int iStride = pcDepthMap->getStride ();
1284	Pel* pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1285	#if PDM_REMOVE_DEPENDENCE
1286	if( forFirstNonBaseView == 1)
1287	{
1288	pcDepthMap = pcPic->getPredDepthMapTemp ();
1289	pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1290	}
1291	#endif
1292	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1293	{
1294	for( Int iX = 0; iX < iWidth; iX++ )
1295	{
1296	pDMSamples[ iX ] = iVal;
1297	}
1298	}
1299	pcDepthMap->setBorderExtension( false );
1300	pcDepthMap->extendPicBorder ();
1301	}
1302
1303	Void
1304	TComDepthMapGenerator::xSetChroma( TComPicYuv* pcPic, Int iVal )
1305	{
1306	Int iWidth = pcPic->getWidth () >> 1;
1307	Int iHeight = pcPic->getHeight () >> 1;
1308	Int iStride = pcPic->getCStride ();
1309	Pel* pCbSamples = pcPic->getCbAddr ( 0 );
1310	Pel* pCrSamples = pcPic->getCrAddr ( 0 );
1311	for( Int iY = 0; iY < iHeight; iY++, pCbSamples += iStride, pCrSamples += iStride )
1312	{
1313	for( Int iX = 0; iX < iWidth; iX++ )
1314	{
1315	pCbSamples[ iX ] = pCrSamples[ iX ] = iVal;
1316	}
1317	}
1318	}
1319
1320
1321
1322
1323
1324
1325
1326	/===============================================
1327	===== =====
1328	===== C U p r e d i c t i o n s =====
1329	===== =====
1330	===============================================/
1331
1332	Void
1333	TComDepthMapGenerator::xPredictCUDepthMap( TComDataCU* pcCU, UInt uiDepth, UInt uiAbsPartIdx )
1334	{
1335	UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1336	UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1337	UInt uiRPelX = uiLPelX + ( g_uiMaxCUWidth >> uiDepth ) - 1;
1338	UInt uiBPelY = uiTPelY + ( g_uiMaxCUHeight >> uiDepth ) - 1;
1339	Bool bBoundary = ( uiRPelX >= pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() \|\| uiBPelY >= pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() );
1340	Bool bSplit = ( ( uiDepth < pcCU->getDepth( uiAbsPartIdx ) && uiDepth < ( g_uiMaxCUDepth - g_uiAddCUDepth ) ) \|\| bBoundary );
1341	if( bSplit )
1342	{
1343	UInt uiQNumParts = ( pcCU->getPic()->getNumPartInCU() >> ( uiDepth << 1 ) ) >> 2;
1344	for ( UInt uiPartUnitIdx = 0; uiPartUnitIdx < 4; uiPartUnitIdx++, uiAbsPartIdx += uiQNumParts )
1345	{
1346	uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1347	uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1348	Bool bInside = ( uiLPelX < pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() && uiTPelY < pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() );
1349	if( bInside )
1350	{
1351	xPredictCUDepthMap( pcCU, uiDepth + 1, uiAbsPartIdx );
1352	}
1353	}
1354	return;
1355	}
1356
1357	//--- set sub-CU and sub-depth-map ---
1358	TComDataCU* pcSubCU = m_ppcCU [ uiDepth ];
1359	TComYuv* pcSubDM = m_ppcYuv[ uiDepth ];
1360	TComPicYuv* pcPicDM = pcCU->getPic()->getPredDepthMap();
1361	#if PDM_REMOVE_DEPENDENCE
1362	if( pcCU->getPic()->getStoredPDMforV2() == 1)
1363	pcPicDM = pcCU->getPic()->getPredDepthMapTemp();
1364	#endif
1365	UInt uiCUAddr = pcCU->getAddr();
1366	pcSubCU->copySubCU( pcCU, uiAbsPartIdx, uiDepth );
1367
1368	//--- update depth map ---
1369	switch( pcSubCU->getPredictionMode( 0 ) )
1370	{
1371	case MODE_INTRA:
1372	xIntraPredictCUDepthMap( pcSubCU, pcSubDM );
1373	break;
1374	case MODE_SKIP:
1375	case MODE_INTER:
1376	xInterPredictCUDepthMap( pcSubCU, pcSubDM );
1377	break;
1378	default:
1379	AOT( true );
1380	break;
1381	}
1382
1383	//--- copy sub-depth-map ---
1384	pcSubDM->copyToPicYuv( pcPicDM, uiCUAddr, uiAbsPartIdx );
1385	}
1386
1387
1388	Void
1389	TComDepthMapGenerator::xIntraPredictCUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap )
1390	{
1391	UInt uiInitTrDepth = ( pcCU->getPartitionSize( 0 ) == SIZE_2Nx2N ? 0 : 1 );
1392	UInt uiNumPart = pcCU->getNumPartInter ();
1393	UInt uiNumQParts = pcCU->getTotalNumPart () >> 2;
1394	for( UInt uiPU = 0; uiPU < uiNumPart; uiPU++ )
1395	{
1396	xIntraPredictBlkDepthMap( pcCU, pcCUDepthMap, uiPU * uiNumQParts, uiInitTrDepth );
1397	}
1398	}
1399
1400
1401	Void
1402	TComDepthMapGenerator::xInterPredictCUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap )
1403	{
1404	for( UInt uiPartIdx = 0; uiPartIdx < pcCU->getNumPartInter(); uiPartIdx++ )
1405	{
1406	xInterPredictPUDepthMap( pcCU, pcCUDepthMap, uiPartIdx );
1407	}
1408	}
1409
1410
1411
1412
1413
1414
1415
1416	/=====================================================================
1417	===== =====
1418	===== P U - a n d B l o c k p r e d i c t i o n s =====
1419	===== =====
1420	=====================================================================/
1421
1422	Void
1423	TComDepthMapGenerator::xIntraPredictBlkDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiAbsPartIdx, UInt uiTrDepth )
1424	{
1425	UInt uiFullDepth = pcCU->getDepth( 0 ) + uiTrDepth;
1426	UInt uiTrMode = pcCU->getTransformIdx( uiAbsPartIdx );
1427	if( uiTrMode == uiTrDepth )
1428	{
1429	UInt uiWidth = pcCU->getWidth ( 0 ) >> ( uiTrDepth + m_uiSubSampExpX );
1430	UInt uiHeight = pcCU->getHeight( 0 ) >> ( uiTrDepth + m_uiSubSampExpY );
1431	UInt uiStride = pcCUDepthMap->getStride ();
1432	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1433	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1434	Pel* pDepthMap = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1435	UInt uiLumaPredMode = pcCU->getLumaIntraDir ( uiAbsPartIdx );
1436	Bool bAboveAvail = false;
1437	Bool bLeftAvail = false;
1438	pcCU->getPattern()->initPattern ( pcCU, uiTrDepth, uiAbsPartIdx, true );
1439	pcCU->getPattern()->initAdiPattern( pcCU, uiAbsPartIdx, uiTrDepth,
1440	m_pcPrediction->getPredicBuf (),
1441	m_pcPrediction->getPredicBufWidth (),
1442	m_pcPrediction->getPredicBufHeight (),
1443	bAboveAvail, bLeftAvail, false, true, m_uiSubSampExpX, m_uiSubSampExpY );
1444	m_pcPrediction->predIntraDepthAng ( pcCU->getPattern(), uiLumaPredMode, pDepthMap, uiStride, uiWidth, uiHeight ); // could be replaced with directional intra prediction
1445	// using "predIntraLumaAng", but note:
1446	// - need to take care of neighbours with undefined depth
1447	// - special case for wedgelet mode (if available in normal views)
1448	// copy to picture array (for next intra prediction block)
1449	UInt uiZOrderIdx = pcCU->getZorderIdxInCU() + uiAbsPartIdx;
1450	Pel* pPicDepthMap = pcCU->getPic()->getPredDepthMap()->getLumaAddr( pcCU->getAddr(), uiZOrderIdx );
1451	#if PDM_REMOVE_DEPENDENCE
1452	if(pcCU->getPic()->getStoredPDMforV2()==1)
1453	pPicDepthMap = pcCU->getPic()->getPredDepthMapTemp()->getLumaAddr( pcCU->getAddr(), uiZOrderIdx );
1454	#endif
1455	Int iPicStride = pcCU->getPic()->getPredDepthMap()->getStride ();
1456	for( UInt uiY = 0; uiY < uiHeight; uiY++, pDepthMap += uiStride, pPicDepthMap += iPicStride )
1457	{
1458	for( UInt uiX = 0; uiX < uiWidth; uiX++ )
1459	{
1460	pPicDepthMap[ uiX ] = pDepthMap[ uiX ];
1461	}
1462	}
1463	}
1464	else
1465	{
1466	UInt uiNumQPart = pcCU->getPic()->getNumPartInCU() >> ( ( uiFullDepth + 1 ) << 1 );
1467	for( UInt uiPart = 0; uiPart < 4; uiPart++ )
1468	{
1469	xIntraPredictBlkDepthMap( pcCU, pcCUDepthMap, uiAbsPartIdx + uiPart * uiNumQPart, uiTrDepth + 1 );
1470	}
1471	}
1472	}
1473
1474
1475	Void
1476	TComDepthMapGenerator::xInterPredictPUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1477	{
1478	if ( pcCU->getSlice()->getSPS()->getViewId() )
1479	{
1480	AOF( m_uiCurrViewId == pcCU->getSlice()->getSPS()->getViewId() );
1481	// check for interview prediction
1482	Int iWidth;
1483	Int iHeight;
1484	UInt uiAbsPartIdx;
1485	pcCU->getPartIndexAndSize( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1486	TComCUMvField* aiCurrMvField[2] = { pcCU->getCUMvField( REF_PIC_LIST_0 ), pcCU->getCUMvField( REF_PIC_LIST_1 ) };
1487	Int aiCurrRefIdx [2] = { aiCurrMvField[0]->getRefIdx( uiAbsPartIdx ), aiCurrMvField[1]->getRefIdx( uiAbsPartIdx ) };
1488	Bool abCurrIntView[2] = { aiCurrRefIdx[0] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiCurrRefIdx[0] )->getSPS()->getViewId() != m_uiCurrViewId,
1489	aiCurrRefIdx[1] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiCurrRefIdx[1] )->getSPS()->getViewId() != m_uiCurrViewId };
1490	Bool bUsesInterViewPrd = ( abCurrIntView[0] \|\| abCurrIntView[1] );
1491	if( bUsesInterViewPrd )
1492	{
1493	xIViewPUDepthMapUpdate ( pcCU, pcCUDepthMap, uiPartIdx );
1494	}
1495	else
1496	{
1497	#if PDM_NO_INTER_UPDATE
1498	xInterPUDepthMapPrediction( pcCU, pcCUDepthMap, uiPartIdx );
1499	#else
1500	xInterPUDepthMapUpdate ( pcCU, pcCUDepthMap, uiPartIdx );
1501	#endif
1502	}
1503	}
1504	else
1505	{
1506	xInterPUDepthMapPrediction( pcCU, pcCUDepthMap, uiPartIdx );
1507	}
1508	}
1509
1510
1511	Void
1512	TComDepthMapGenerator::xIViewPUDepthMapUpdate( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1513	{
1514	// get width, height, and part address
1515	Int iWidth;
1516	Int iHeight;
1517	UInt uiAbsPartIdx;
1518	pcCU->getPartIndexAndSize( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1519	iWidth >>= m_uiSubSampExpX;
1520	iHeight >>= m_uiSubSampExpY;
1521
1522	// get depth values
1523	Int iDepthValue = PDM_UNDEFINED_DEPTH;
1524	Int aiPrdDepth[2] = { PDM_UNDEFINED_DEPTH, PDM_UNDEFINED_DEPTH };
1525	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
1526	{
1527	RefPicList eRefPicList = RefPicList( iRefListId );
1528	TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefPicList );
1529	Int iRefIdx = pcCUMvField->getRefIdx( uiAbsPartIdx );
1530	UInt uiBaseId = ( iRefIdx >= 0 ? pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getSPS()->getViewId() : MAX_VIEW_NUM );
1531	Bool bInterview = ( iRefIdx >= 0 && uiBaseId < m_uiCurrViewId );
1532	if( bInterview )
1533	{
1534	Int iMvX = pcCUMvField->getMv( uiAbsPartIdx ).getHor();
1535	aiPrdDepth[ iRefListId ] = xGetVirtDepthFromDisparity( uiBaseId, iMvX );
1536	}
1537	}
1538	if( aiPrdDepth[ 0 ] != PDM_UNDEFINED_DEPTH && aiPrdDepth[ 1 ] != PDM_UNDEFINED_DEPTH )
1539	{
1540	iDepthValue = ( aiPrdDepth[ 0 ] + aiPrdDepth[ 1 ] + 1 ) >> 1;
1541	}
1542	else
1543	{
1544	iDepthValue = ( aiPrdDepth[ 0 ] != PDM_UNDEFINED_DEPTH ? aiPrdDepth[ 0 ] : aiPrdDepth[ 1 ] );
1545	AOT( iDepthValue == PDM_UNDEFINED_DEPTH );
1546	}
1547	iDepthValue = Max( 0, Min( PDM_MAX_ABS_VIRT_DEPTH, iDepthValue ) );
1548
1549	// set depth map for PU
1550	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1551	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1552	Pel* pDMSamples = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1553	Int iStride = pcCUDepthMap->getStride ();
1554	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1555	{
1556	for( Int iX = 0; iX < iWidth; iX++)
1557	{
1558	pDMSamples[ iX ] = (Pel)iDepthValue;
1559	}
1560	}
1561	}
1562
1563
1564	Void
1565	TComDepthMapGenerator::xInterPUDepthMapUpdate( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1566	{
1567	const Int iMaxAbsDeltaMvY = 8 << 2;
1568
1569	//===== determine block parameters for current access unit and current view =====
1570	Int iWidth;
1571	Int iHeight;
1572	UInt uiAbsPartIdx;
1573	pcCU->getPartIndexAndSize ( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1574	UInt uiCurrViewId = pcCU->getSlice()->getSPS()->getViewId();
1575	Int iNum4x4BlksY = iHeight >> 2;
1576	Int iNum4x4BlksX = iWidth >> 2;
1577	iWidth >>= m_uiSubSampExpX;
1578	iHeight >>= m_uiSubSampExpY;
1579
1580	TComPicYuv* pcCurrDepthMap = pcCU->getPic()->getPredDepthMap();
1581	Pel* piCurrDepthMap = pcCurrDepthMap->getLumaAddr();
1582	Int iCurrStride = pcCurrDepthMap->getStride();
1583	TComCUMvField* aiCurrMvField[2] = { pcCU->getCUMvField( REF_PIC_LIST_0 ), pcCU->getCUMvField( REF_PIC_LIST_1 ) };
1584	Int aiCurrRefIdx [2] = { aiCurrMvField[0]->getRefIdx( uiAbsPartIdx ), aiCurrMvField[1]->getRefIdx( uiAbsPartIdx ) };
1585	Int iMinCurrListId = ( aiCurrRefIdx [0] < 0 ? 1 : 0 );
1586	Int iMaxCurrListId = ( aiCurrRefIdx [1] < 0 ? 0 : 1 );
1587	Int iCurrPUPosX;
1588	Int iCurrPUPosY;
1589	pcCurrDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiAbsPartIdx, iCurrPUPosX, iCurrPUPosY );
1590	AOT( uiCurrViewId != m_uiCurrViewId );
1591	AOT( iMinCurrListId > iMaxCurrListId );
1592	AOT( aiCurrRefIdx[0] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiCurrRefIdx[0] )->getSPS()->getViewId() != uiCurrViewId );
1593	AOT( aiCurrRefIdx[1] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiCurrRefIdx[1] )->getSPS()->getViewId() != uiCurrViewId );
1594
1595	//===== determine parameters for current access unit and base view =====
1596	AOF( m_auiBaseIdList.size() );
1597	UInt uiBaseId = m_auiBaseIdList[ 0 ];
1598	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
1599	AOF( pcBasePic );
1600	TComPicYuv* pcBaseDepthMap = pcBasePic->getPredDepthMap();
1601	TComPicYuv* pcBaseRecPic = pcBasePic->getPicYuvRec ();
1602	Pel* piBaseDepthMap = pcBaseDepthMap->getLumaAddr();
1603	Int iBaseStride = pcBaseDepthMap->getStride();
1604	Int iShiftX = m_uiSubSampExpX + 2;
1605	Int iShiftY = m_uiSubSampExpY + 2;
1606	Int iAddX = ( 1 << iShiftX ) >> 1;
1607	Int iAddY = ( 1 << iShiftY ) >> 1;
1608
1609	//===== initialize 4x4 block arrays =====
1610	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1611	{
1612	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1613	{
1614	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = false;
1615	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = PDM_UNDEFINED_DEPTH;
1616	}
1617	}
1618	Int iNum4x4Set = 0;
1619
1620	//===== determine depth based on 4x4 blocks =====
1621	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1622	{
1623	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1624	{
1625	// position parameters
1626	Int iCurrBlkPosX = iCurrPUPosX + ( ( i4x4BlkX << 2 ) >> m_uiSubSampExpX );
1627	Int iCurrBlkPosY = iCurrPUPosY + ( ( i4x4BlkY << 2 ) >> m_uiSubSampExpY );
1628	Int iCurrSamplePosX = iCurrBlkPosX + ( 1 >> m_uiSubSampExpX );
1629	Int iCurrSamplePosY = iCurrBlkPosY + ( 1 >> m_uiSubSampExpY );
1630	Int iCurrPredDepth = piCurrDepthMap[ iCurrSamplePosY * iCurrStride + iCurrSamplePosX ];
1631	Int iCurrPredDisp = xGetDisparityFromVirtDepth( uiBaseId, iCurrPredDepth );
1632	Int iBaseSamplePosX = iCurrSamplePosX + ( ( iCurrPredDisp + iAddX ) >> iShiftX );
1633	Int iBaseSamplePosY = iCurrSamplePosY;
1634	iBaseSamplePosX = Clip3( 0, pcBaseDepthMap->getWidth () - 1, iBaseSamplePosX );
1635	iBaseSamplePosY = Clip3( 0, pcBaseDepthMap->getHeight() - 1, iBaseSamplePosY );
1636
1637	// check for occlusion
1638	if( piBaseDepthMap[ iBaseSamplePosY * iBaseStride + iBaseSamplePosX ] != iCurrPredDepth )
1639	{
1640	continue;
1641	}
1642
1643	// determine base motion data and check prediction mode
1644	Int iBaseCUAddr;
1645	Int iBaseAbsPartIdx;
1646	pcBaseRecPic->getCUAddrAndPartIdx( iBaseSamplePosX << m_uiSubSampExpX, iBaseSamplePosY << m_uiSubSampExpY, iBaseCUAddr, iBaseAbsPartIdx );
1647	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
1648	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
1649	{
1650	continue;
1651	}
1652
1653	// check whether base was inter-view predicted
1654	TComCUMvField* aiBaseMvField[2] = { pcBaseCU->getCUMvField( REF_PIC_LIST_0 ), pcBaseCU->getCUMvField( REF_PIC_LIST_1 ) };
1655	Int aiBaseRefIdx [2] = { aiBaseMvField[0]->getRefIdx( iBaseAbsPartIdx ), aiBaseMvField[1]->getRefIdx( iBaseAbsPartIdx ) };
1656	Bool abBaseIntView[2] = { aiBaseRefIdx[0] >= 0 && pcBaseCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiBaseRefIdx[0] )->getSPS()->getViewId() != uiBaseId,
1657	aiBaseRefIdx[1] >= 0 && pcBaseCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiBaseRefIdx[1] )->getSPS()->getViewId() != uiBaseId };
1658	if( abBaseIntView[0] \|\| abBaseIntView[1] )
1659	{ // current depth is reliable
1660	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = iCurrPredDepth;
1661	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1662	iNum4x4Set++;
1663	continue;
1664	}
1665
1666	// determine depth candidates using an approximate 4-point relationship (if appropriate)
1667	std::vector<Int> aiDepthCand;
1668	Int iMinBaseListId = ( aiBaseRefIdx [0] < 0 ? 1 : 0 );
1669	Int iMaxBaseListId = ( aiBaseRefIdx [1] < 0 ? 0 : 1 );
1670	AOT( iMinBaseListId > iMaxBaseListId );
1671	for( Int iCurrRefListId = iMinCurrListId; iCurrRefListId <= iMaxCurrListId; iCurrRefListId++ )
1672	{
1673	RefPicList eCurrRefPicList = RefPicList( iCurrRefListId );
1674	Int iCurrRefPoc = pcCU->getSlice()->getRefPOC( eCurrRefPicList, aiCurrRefIdx[ iCurrRefListId ] );
1675	TComPic* pcCurrRefPic = pcCU->getSlice()->getRefPic( eCurrRefPicList, aiCurrRefIdx[ iCurrRefListId ] );
1676	TComPicYuv* pcCurrRefDMap = pcCurrRefPic->getPredDepthMap();
1677	Pel* piCurrRefDMap = pcCurrRefDMap->getLumaAddr();
1678	Int iCurrRefStride = pcCurrRefDMap->getStride();
1679	TComMv rcCurrMv = aiCurrMvField[ iCurrRefListId ]->getMv( uiAbsPartIdx );
1680	Int iCurrRefSamplePosX = iCurrSamplePosX + ( ( rcCurrMv.getHor() + iAddX ) >> iShiftX );
1681	Int iCurrRefSamplePosY = iCurrSamplePosY + ( ( rcCurrMv.getVer() + iAddY ) >> iShiftY );
1682	Int iCurrRefSamplePosXC = Clip3( 0, pcCurrRefDMap->getWidth () - 1, iCurrRefSamplePosX );
1683	Int iCurrRefSamplePosYC = Clip3( 0, pcCurrRefDMap->getHeight() - 1, iCurrRefSamplePosY );
1684	Int iCurrRefDepth = piCurrRefDMap[ iCurrRefSamplePosYC * iCurrRefStride + iCurrRefSamplePosXC ];
1685
1686	for( Int iBaseRefListId = iMinBaseListId; iBaseRefListId <= iMaxBaseListId; iBaseRefListId++ )
1687	{
1688	RefPicList eBaseRefPicList = RefPicList( iBaseRefListId );
1689	Int iBaseRefPoc = pcBaseCU->getSlice()->getRefPOC( eBaseRefPicList, aiBaseRefIdx[ iBaseRefListId ] );
1690
1691	if( iCurrRefPoc == iBaseRefPoc )
1692	{
1693	// location and depth for path currView/currAU -> currView/refAU -> baseView/refAU
1694	Int iCurrRefDisp = xGetDisparityFromVirtDepth( uiBaseId, iCurrRefDepth );
1695	Int iBaseRefSamplePosX = iCurrRefSamplePosX + ( ( iCurrRefDisp + iAddX ) >> iShiftX );
1696	Int iBaseRefSamplePosY = iCurrRefSamplePosY;
1697	TComPic* pcBaseRefPic = pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, aiBaseRefIdx[ iBaseRefListId ] );
1698	TComPicYuv* pcBaseRefDMap = pcBaseRefPic->getPredDepthMap();
1699	Pel* piBaseRefDMap = pcBaseRefDMap->getLumaAddr();
1700	Int iBaseRefStride = pcBaseRefDMap->getStride();
1701	iBaseRefSamplePosX = Clip3( 0, pcBaseRefDMap->getWidth () - 1, iBaseRefSamplePosX );
1702	iBaseRefSamplePosY = Clip3( 0, pcBaseRefDMap->getHeight() - 1, iBaseRefSamplePosY );
1703	Int iBaseRefDepth = piBaseRefDMap[ iBaseRefSamplePosY * iBaseRefStride + iBaseRefSamplePosX ];
1704
1705	// location and depth for path currView/currAU ->baseView/currAU -> baseView/refAU
1706	TComMv rcBaseMv = aiBaseMvField[ iBaseRefListId ]->getMv( iBaseAbsPartIdx );
1707	Int iAbsDeltaMvY = ( rcBaseMv.getAbsVer() > rcCurrMv.getVer() ? rcBaseMv.getAbsVer() - rcCurrMv.getVer() : rcCurrMv.getVer() - rcBaseMv.getAbsVer() );
1708
1709	// check reliability (occlusion in reference access unit / vertical motion vector difference)
1710	if( iBaseRefDepth != iCurrRefDepth \|\| iAbsDeltaMvY > iMaxAbsDeltaMvY )
1711	{
1712	continue;
1713	}
1714
1715	// determine new depth
1716	Int iCurrCandDisp = iCurrRefDisp + rcCurrMv.getHor() - rcBaseMv.getHor();
1717	Int iCurrCandDepth = xGetVirtDepthFromDisparity( uiBaseId, iCurrCandDisp );
1718	aiDepthCand.push_back( iCurrCandDepth );
1719	} // iCurrRefPoc == iBaseRefPoc
1720	} // iBaseRefListId
1721	} // iCurrRefListId
1722
1723	// set depth for 4x4 block
1724	if( aiDepthCand.size() )
1725	{ // get depth with minimum change (probably most reliable)
1726	Int iMinAbsDepthChange = (1<<30);
1727	Int iDepthForMinChange = (1<<30);
1728	for( UInt uiCandId = 0; uiCandId < (UInt)aiDepthCand.size(); uiCandId++ )
1729	{
1730	Int iAbsDeltaDepth = ( aiDepthCand[uiCandId] > iCurrPredDepth ? aiDepthCand[uiCandId] > iCurrPredDepth : iCurrPredDepth - aiDepthCand[uiCandId] );
1731	if( iAbsDeltaDepth < iMinAbsDepthChange )
1732	{
1733	iMinAbsDepthChange = iAbsDeltaDepth;
1734	iDepthForMinChange = aiDepthCand[uiCandId];
1735	}
1736	}
1737	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = Min( Max( 0, iDepthForMinChange ), PDM_MAX_ABS_VIRT_DEPTH );
1738	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1739	iNum4x4Set++;
1740	}
1741	} // i4x4BlkX
1742	} // i4x4BlkY
1743
1744	//===== fall back (take original depth for 4x4 blocks) ====
1745	if( iNum4x4Set < Max( 1, ( iNum4x4BlksY * iNum4x4BlksX ) >> 2 ) )
1746	{
1747	iNum4x4Set = 0;
1748	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1749	{
1750	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1751	{
1752	Int iCurrSamplePosX = iCurrPUPosX + ( ( ( i4x4BlkX << 2 ) + 1 ) >> m_uiSubSampExpX );
1753	Int iCurrSamplePosY = iCurrPUPosY + ( ( ( i4x4BlkY << 2 ) + 1 ) >> m_uiSubSampExpY );
1754	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = piCurrDepthMap[ iCurrSamplePosY * iCurrStride + iCurrSamplePosX ];
1755	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1756	iNum4x4Set++;
1757	}
1758	}
1759	}
1760
1761	#if PDM_ONE_DEPTH_PER_PU
1762	//===== set average in 4x4 depth array =====
1763	Int iSum = 0;
1764	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1765	{
1766	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1767	{
1768	if( m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] )
1769	{
1770	iSum += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ];
1771	}
1772	}
1773	}
1774	Int iDepth = ( iSum + ( iNum4x4Set >> 1 ) ) / iNum4x4Set;
1775	iNum4x4Set = iNum4x4BlksY * iNum4x4BlksX;
1776	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1777	{
1778	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1779	{
1780	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = iDepth;
1781	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = true;
1782	}
1783	}
1784	#endif
1785
1786	//===== complete depth arrays =====
1787	while( iNum4x4BlksY * iNum4x4BlksX - iNum4x4Set )
1788	{
1789	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1790	{
1791	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1792	{
1793	if( !m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] )
1794	{ // could also use minimum of neighbours (occlusions)
1795	Int iNumNeighbours = 0;
1796	Int iSumNeighbours = 0;
1797	if( i4x4BlkY > 0 && m_aabDepthSet[ i4x4BlkY-1 ][ i4x4BlkX ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY-1 ][ i4x4BlkX ]; iNumNeighbours++; }
1798	if( i4x4BlkY < iNum4x4BlksY-1 && m_aabDepthSet[ i4x4BlkY+1 ][ i4x4BlkX ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY+1 ][ i4x4BlkX ]; iNumNeighbours++; }
1799	if( i4x4BlkX > 0 && m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX-1 ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX-1 ]; iNumNeighbours++; }
1800	if( i4x4BlkX < iNum4x4BlksX-1 && m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX+1 ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX+1 ]; iNumNeighbours++; }
1801	if( iNumNeighbours )
1802	{
1803	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = ( iSumNeighbours + ( iNumNeighbours >> 1 ) ) / iNumNeighbours;
1804	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = true;
1805	iNum4x4Set++;
1806	}
1807	}
1808	}
1809	}
1810	}
1811
1812	//===== set depth values =====
1813	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1814	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1815	Pel* piDepthMap = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1816	Int iCUStride = pcCUDepthMap->getStride ();
1817	for( Int iRow = 0; iRow < iHeight; iRow++, piDepthMap += iCUStride )
1818	{
1819	for( Int iCol = 0; iCol < iWidth; iCol++ )
1820	{
1821	piDepthMap[ iCol ] = m_aai4x4Depth[ (iRow << m_uiSubSampExpY) >> 2 ][ (iCol << m_uiSubSampExpX) >> 2 ];
1822	}
1823	}
1824	}
1825
1826
1827	Void
1828	TComDepthMapGenerator::xInterPUDepthMapPrediction( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1829	{
1830	m_pcPrediction->motionCompensation( pcCU, pcCUDepthMap, REF_PIC_LIST_X, (Int)uiPartIdx, true, m_uiSubSampExpX, m_uiSubSampExpY );
1831	}
1832
1833
1834	Bool
1835	TComDepthMapGenerator::xGetPredDepth( TComDataCU* pcCU, UInt uiPartIdx, Int& riPrdDepth, Int* piPosX, Int* piPosY )
1836	{
1837	AOF ( m_bCreated && m_bInit );
1838	AOF ( pcCU );
1839	ROFRS( m_bPDMAvailable, false );
1840
1841	TComSlice* pcSlice = pcCU->getSlice ();
1842	TComPic* pcPic = pcCU->getPic ();
1843	TComSPS* pcSPS = pcSlice->getSPS();
1844	AOF ( pcPic->getPredDepthMap() );
1845	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
1846
1847	//===== get predicted depth and disprity for middle position of current PU =====
1848	UInt uiPartAddr;
1849	Int iWidth;
1850	Int iHeight;
1851	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
1852	TComPicYuv* pcPredDepthMap = pcPic->getPredDepthMap();
1853	Pel* piPredDepthMap = pcPredDepthMap->getLumaAddr ( 0 );
1854	Int iCurrStride = pcPredDepthMap->getStride ();
1855	Int iCurrPosX;
1856	Int iCurrPosY;
1857	pcPredDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
1858	#if SAIT_IMPROV_MOTION_PRED_M24829 // max disparity within PU
1859	Int DiWidth = iCurrPosX+(iWidth >> m_uiSubSampExpX);
1860	Int DiHeight = iCurrPosY+(iHeight >> m_uiSubSampExpY);
1861	Int maxDepth = MIN_INT;
1862
1863	for(Int y=iCurrPosY; y<DiHeight ;y++)
1864	{
1865	for(Int x=iCurrPosX; x<DiWidth; x++)
1866	{
1867	if(piPredDepthMap[ x + y * iCurrStride ] > maxDepth)
1868	{
1869	maxDepth = piPredDepthMap[ x + y * iCurrStride ];
1870	}
1871	}
1872	}
1873	iCurrPosX += ( ( iWidth >> m_uiSubSampExpX ) - 1 ) >> 1;
1874	iCurrPosY += ( ( iHeight >> m_uiSubSampExpY ) - 1 ) >> 1;
1875	riPrdDepth = maxDepth;
1876	#else
1877	iCurrPosX += ( ( iWidth >> m_uiSubSampExpX ) - 1 ) >> 1;
1878	iCurrPosY += ( ( iHeight >> m_uiSubSampExpY ) - 1 ) >> 1;
1879	riPrdDepth = piPredDepthMap[ iCurrPosX + iCurrPosY * iCurrStride ];
1880	#endif
1881	if( piPosX )
1882	{
1883	*piPosX = iCurrPosX;
1884	}
1885	if( piPosY )
1886	{
1887	*piPosY = iCurrPosY;
1888	}
1889	return true;
1890	}
1891	#endif
1892
1893	#endif // DEPTH_MAP_GENERATION
1894

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