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TComDepthMapGenerator.cpp @ 233

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Last change on this file since 233 was 231, checked in by mitsubishi-htm, 12 years ago
-Integration of JCT3V-C0152 & JCT3V-C0131 -This check-in enable C0131 only
Property svn:eol-style set to `native`
File size: 75.8 KB

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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
565	#endif
566
567	#if HHI_INTER_VIEW_MOTION_PRED
568	Void
569	TComDepthMapGenerator::covertOrgDepthMap( TComPic* pcPic )
570	{
571	AOF ( m_bCreated && m_bInit );
572	AOF ( pcPic );
573	ROFVS( pcPic->getOrgDepthMap() );
574	AOF ( pcPic->getViewId() );
575
576	UInt uiBaseId = pcPic->getViewId();
577	Int iWidth = pcPic->getOrgDepthMap()->getWidth ();
578	Int iHeight = pcPic->getOrgDepthMap()->getHeight ();
579	Int iStride = pcPic->getOrgDepthMap()->getStride ();
580	Pel* pSamples = pcPic->getOrgDepthMap()->getLumaAddr ( 0 );
581	for( Int iY = 0; iY < iHeight; iY++, pSamples += iStride )
582	{
583	for( Int iX = 0; iX < iWidth; iX++ )
584	{
585	pSamples[ iX ] = xGetVirtDepthFromOrigDepth( uiBaseId, pSamples[ iX ] );
586	}
587	}
588	}
589	#endif
590
591	Int
592	TComDepthMapGenerator::getDisparity( TComPic* pcPic, Int iPosX, Int iPosY, UInt uiRefViewId )
593	{
594	AOF( pcPic );
595	AOF( pcPic->getPredDepthMap() );
596	AOF( iPosX >= 0 && iPosX < pcPic->getPredDepthMap()->getWidth () );
597	AOF( iPosY >= 0 && iPosY < pcPic->getPredDepthMap()->getHeight() );
598	Pel* piPdmMap = pcPic->getPredDepthMap()->getLumaAddr( 0 );
599	Int iStride = pcPic->getPredDepthMap()->getStride ();
600	Int iPrdDepth = piPdmMap[ iPosX + iPosY * iStride ];
601	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
602	return iDisparity;
603	}
604
605
606
607	#if HHI_INTER_VIEW_MOTION_PRED
608	#if QC_MULTI_DIS_CAN_A0097
609	Int
610	TComDepthMapGenerator::getPdmMergeCandidate( TComDataCU* pcCU, UInt uiPartIdx, Int* paiPdmRefIdx, TComMv* pacPdmMv, DisInfo* pDInfo
611	#if QC_MRG_CANS_B0048
612	, Int* iPdm
613	#endif
614	)
615	#else
616	Int
617	TComDepthMapGenerator::getPdmMergeCandidate( TComDataCU* pcCU, UInt uiPartIdx, Int* paiPdmRefIdx, TComMv* pacPdmMv )
618	#endif
619	{
620	#if MTK_INTERVIEW_MERGE_A0049
621	AOF ( m_bCreated && m_bInit );
622
623	#if !QC_MULTI_DIS_CAN_A0097
624	ROFRS( m_bPDMAvailable, 0 );
625	#endif
626
627	TComSlice* pcSlice = pcCU->getSlice ();
628	TComSPS* pcSPS = pcSlice->getSPS();
629	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
630	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
631	ROTRS( !bPdmMerge, 0 );
632
633	#if QC_MRG_CANS_B0048
634	Bool abPdmAvailable[4] = {false, false, false, false};
635	#else
636	Bool abPdmAvailable[2] = {false,false};
637	#endif
638
639	Int iValid = 0;
640	Int iViewId = 0;
641	for( UInt uiBId = 0; uiBId < m_uiCurrViewId && iValid==0; uiBId++ )
642	{
643	UInt uiBaseId = m_auiBaseIdList[ uiBId ];
644	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
645	for( Int iRefListId = 0; iRefListId < 2 && iValid==0; iRefListId++ )
646	{
647	RefPicList eRefPicListTest = RefPicList( iRefListId );
648	Int iNumRefPics = pcSlice->getNumRefIdx( eRefPicListTest ) ;
649	for( Int iRefIndex = 0; iRefIndex < iNumRefPics; iRefIndex++ )
650	{
651	if(pcBasePic->getPOC() == pcSlice->getRefPic( eRefPicListTest, iRefIndex )->getPOC()
652	&& pcBasePic->getViewId() == pcSlice->getRefPic( eRefPicListTest, iRefIndex )->getViewId())
653	{
654	iValid=1;
655	iViewId = uiBaseId;
656	break;
657	}
658	}
659	}
660	}
661	if (iValid == 0)
662	return 0;
663
664	//--- get base CU/PU and check prediction mode ---
665	TComPic* pcBasePic = m_pcAUPicAccess->getPic( iViewId );
666	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
667
668	#if QC_MULTI_DIS_CAN_A0097
669	Int iCurrPosX, iCurrPosY;
670	UInt uiPartAddr;
671	Int iWidth;
672	Int iHeight;
673
674	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
675	pcBaseRec->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
676	iCurrPosX += ( ( iWidth - 1 ) >> 1 );
677	iCurrPosY += ( ( iHeight - 1 ) >> 1 );
678
679	Int iBasePosX = Clip3( 0, pcBaseRec->getWidth () - 1, iCurrPosX + ( (pDInfo->m_acMvCand[0].getHor() + 2 ) >> 2 ) );
680	Int iBasePosY = Clip3( 0, pcBaseRec->getHeight() - 1, iCurrPosY + ( (pDInfo->m_acMvCand[0].getVer() + 2 ) >> 2 ));
681	Int iBaseCUAddr;
682	Int iBaseAbsPartIdx;
683	pcBaseRec->getCUAddrAndPartIdx( iBasePosX , iBasePosY , iBaseCUAddr, iBaseAbsPartIdx );
684	#else
685	Int iPrdDepth, iCurrPosX, iCurrPosY;
686	Bool bAvailable = xGetPredDepth( pcCU, uiPartIdx, iPrdDepth, &iCurrPosX, &iCurrPosY );
687	AOF( bAvailable );
688	TComPicYuv* pcBasePdm = pcBasePic->getPredDepthMap();
689	Int iDisparity = xGetDisparityFromVirtDepth( iViewId, iPrdDepth );
690	Int iShiftX = m_uiSubSampExpX + 2;
691	Int iAddX = ( 1 << iShiftX ) >> 1;
692	Int iBasePosX = Clip3( 0, pcBasePdm->getWidth () - 1, iCurrPosX + ( ( iDisparity + iAddX ) >> iShiftX ) );
693	Int iBasePosY = Clip3( 0, pcBasePdm->getHeight() - 1, iCurrPosY );
694	Int iBaseCUAddr;
695	Int iBaseAbsPartIdx;
696	pcBaseRec->getCUAddrAndPartIdx( iBasePosX<< m_uiSubSampExpX , iBasePosY<< m_uiSubSampExpY , iBaseCUAddr, iBaseAbsPartIdx );
697	#endif
698
699	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
700
701	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) == MODE_INTER \|\| pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) == MODE_SKIP )
702	{
703	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
704	{
705	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
706	TComMvField cBaseMvField;
707	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
708	Int iBaseRefIdx = cBaseMvField.getRefIdx();
709
710	if (iBaseRefIdx >= 0)
711	{
712	Int iBaseRefPOC = pcBaseCU->getSlice()->getRefPOC(eBaseRefPicList, iBaseRefIdx);
713	if (iBaseRefPOC != pcSlice->getPOC())
714	{
715	for (Int iPdmRefIdx = 0; iPdmRefIdx < pcSlice->getNumRefIdx( eBaseRefPicList ); iPdmRefIdx++)
716	{
717	if (iBaseRefPOC == pcSlice->getRefPOC(eBaseRefPicList, iPdmRefIdx))
718	{
719	abPdmAvailable[ uiBaseRefListId ] = true;
720	paiPdmRefIdx [ uiBaseRefListId ] = iPdmRefIdx;
721	TComMv cMv(cBaseMvField.getHor(), cBaseMvField.getVer());
722	#if LGE_DVMCP_A0126
723	cMv.m_bDvMcp = true;
724	cMv.m_iDvMcpDispX = pDInfo->m_acMvCand[0].getHor();
725	#endif
726	pcCU->clipMv( cMv );
727	pacPdmMv [ uiBaseRefListId ] = cMv;
728	break;
729	}
730	}
731	}
732	}
733	}
734	}
735	Int iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
736	#if QC_MRG_CANS_B0048
737	iPdm[0] = iPdmInterDir;
738	#else
739	if (iPdmInterDir == 0)
740	{
741	#endif
742	for( Int iRefListId = 0; iRefListId < 2 ; iRefListId++ )
743	{
744	RefPicList eRefPicList = RefPicList( iRefListId );
745	Int iNumRefPics = pcSlice->getNumRefIdx( eRefPicList );
746	for( Int iPdmRefIdx = 0; iPdmRefIdx < iNumRefPics; iPdmRefIdx++ )
747	{
748	if( pcSlice->getRefPOC( eRefPicList, iPdmRefIdx ) == pcSlice->getPOC())
749	{
750	#if QC_MRG_CANS_B0048
751	abPdmAvailable[ iRefListId+2 ] = true;
752	paiPdmRefIdx [ iRefListId+2 ] = iPdmRefIdx;
753	#else
754	abPdmAvailable[ iRefListId ] = true;
755	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
756	#endif
757	#if QC_MULTI_DIS_CAN_A0097
758	TComMv cMv = pDInfo->m_acMvCand[0];
759	cMv.setVer(0);
760	#else
761	TComMv cMv(iDisparity, 0);
762	#endif
763	pcCU->clipMv( cMv );
764	#if QC_MRG_CANS_B0048
765	pacPdmMv [ iRefListId + 2] = cMv;
766	#else
767	pacPdmMv [ iRefListId ] = cMv;
768	#endif
769	break;
770	}
771	}
772	}
773	#if QC_MRG_CANS_B0048
774	iPdmInterDir = ( abPdmAvailable[2] ? 1 : 0 ) + ( abPdmAvailable[3] ? 2 : 0 ) ;
775	iPdm[1] = iPdmInterDir;
776	#else
777	iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 ) ;
778	}
779	#endif
780
781	return iPdmInterDir;
782
783	#else
784	Int iMaxNumInterPics = 1;
785	Int iMaxNumAllPics = 2;
786
787	// inter-only
788	Bool abPdmAvailable[2] = {false,false};
789	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
790	{
791	RefPicList eRefPicList = RefPicList( iRefListId );
792	Int iNumRefPics = pcCU->getSlice()->getNumRefIdx( eRefPicList );
793	TComMv cMv;
794	for( Int iPdmRefIdx = 0, iInterPics = 0; iPdmRefIdx < iNumRefPics && iInterPics < iMaxNumInterPics; iPdmRefIdx++ )
795	{
796	if( pcCU->getSlice()->getRefPOC( eRefPicList, iPdmRefIdx ) != pcCU->getSlice()->getPOC() )
797	{
798	#if QC_MULTI_DIS_CAN_A0097
799	if( getDisCanPdmMvPred (pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, pDInfo, true ) )
800	#else
801	if( getPdmMvPred( pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, true ) )
802	#endif
803	{
804	pcCU->clipMv( cMv );
805	abPdmAvailable[ iRefListId ] = true;
806	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
807	pacPdmMv [ iRefListId ] = cMv;
808	break;
809	}
810	iInterPics++;
811	}
812	}
813	}
814	Int iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
815	if( 0==iPdmInterDir )
816	{ // check all, including inter view references
817	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
818	{
819	RefPicList eRefPicList = RefPicList( iRefListId );
820	Int iNumRefPics = Min( iMaxNumAllPics, pcCU->getSlice()->getNumRefIdx( eRefPicList ) );
821	TComMv cMv;
822	for( Int iPdmRefIdx = 0; iPdmRefIdx < iNumRefPics; iPdmRefIdx++ )
823	{
824	#if QC_MULTI_DIS_CAN_A0097
825	if ( getDisCanPdmMvPred (pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, pDInfo, true ) )
826	#else
827	if( getPdmMvPred( pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, true ) )
828	#endif
829	{
830	pcCU->clipMv( cMv );
831	abPdmAvailable[ iRefListId ] = true;
832	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
833	pacPdmMv [ iRefListId ] = cMv;
834	break;
835	}
836	}
837	}
838	iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
839	}
840	return iPdmInterDir;
841	#endif
842	}
843
844	#if QC_MULTI_DIS_CAN_A0097
845	Bool
846	TComDepthMapGenerator::getDisCanPdmMvPred ( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv, DisInfo* pDInfo, Bool bMerge )
847	{
848	#if LGE_DVMCP_A0126
849	rcMv.m_bDvMcp = false;
850	#endif
851	AOF ( m_bCreated && m_bInit );
852	AOF ( iRefIdx >= 0 );
853	AOF ( pcCU );
854	//ROFRS( m_bPDMAvailable, false );
855	TComSlice* pcSlice = pcCU->getSlice ();
856	TComSPS* pcSPS = pcSlice->getSPS();
857	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
858	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
859	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
860	Int iRefPoc = pcRefPic->getPOC();
861	Bool bInterview = ( uiRefViewId < m_uiCurrViewId );
862	AOT( bInterview && iRefPoc != pcSlice->getPOC() );
863	AOT( !bInterview && iRefPoc == pcSlice->getPOC() );
864	Bool bPdmIView = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_IVIEW ) == PDM_USE_FOR_IVIEW );
865	Bool bPdmInter = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_INTER ) == PDM_USE_FOR_INTER );
866	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
867	ROTRS( ( bInterview && !bMerge ) && !bPdmIView, false );
868	ROTRS( (!bInterview && !bMerge ) && !bPdmInter, false );
869	ROTRS( bMerge && !bPdmMerge, false );
870	Int iCurrPosX, iCurrPosY;
871	TComMv cDisMv;
872
873	if( bInterview )
874	{
875	rcMv = pDInfo->m_acMvCand[0];
876	rcMv.setVer(0);
877	return true;
878	}
879	for( UInt uiBId = 0; uiBId < m_uiCurrViewId; uiBId++ )
880	{
881	UInt uiBaseId = uiBId; //m_auiBaseIdList[ uiBId ];
882
883	if (m_uiCurrViewId >1 && uiBaseId ==1 )
884	continue;
885
886	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
887	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
888	UInt uiPartAddr;
889	Int iWidth;
890	Int iHeight;
891
892	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
893	pcBaseRec->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
894	iCurrPosX += ( ( iWidth - 1 ) >> 1 );
895	iCurrPosY += ( ( iHeight - 1 ) >> 1 );
896	Int iBasePosX = Clip3( 0, pcBaseRec->getWidth () - 1, iCurrPosX + ( (pDInfo->m_acMvCand[0].getHor() + 2 ) >> 2 ) );
897	Int iBasePosY = Clip3( 0, pcBaseRec->getHeight() - 1, iCurrPosY + ( (pDInfo->m_acMvCand[0].getVer() + 2 ) >> 2 ));
898	Int iBaseCUAddr;
899	Int iBaseAbsPartIdx;
900	pcBaseRec->getCUAddrAndPartIdx( iBasePosX , iBasePosY , iBaseCUAddr, iBaseAbsPartIdx );
901	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
902	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
903	{
904	continue;
905	}
906	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
907	{
908	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
909	TComMvField cBaseMvField;
910	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
911	Int iBaseRefIdx = cBaseMvField.getRefIdx();
912	Int iBaseRefPoc = ( iBaseRefIdx >= 0 ? pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, iBaseRefIdx )->getPOC() : -(1<<30) );
913	if( iBaseRefIdx >= 0 && iBaseRefPoc == iRefPoc )
914	{
915	rcMv.set( cBaseMvField.getHor(), cBaseMvField.getVer() );
916	#if LGE_DVMCP_A0126
917	// save disparity vector when a merge candidate for IVMP is set as DV-MCP
918	if( bMerge )
919	{
920	rcMv.m_bDvMcp = true;
921	rcMv.m_iDvMcpDispX = pDInfo->m_acMvCand[0].getHor();
922	}
923	else { // AMVP ?
924	rcMv.m_bDvMcp = false;
925	}
926	#endif
927	return true;
928	}
929	}
930	}
931	return false;
932	}
933	#else
934	Bool
935	TComDepthMapGenerator::getPdmMvPred( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv, Bool bMerge )
936	{
937	AOF ( m_bCreated && m_bInit );
938	AOF ( iRefIdx >= 0 );
939	AOF ( pcCU );
940	ROFRS( m_bPDMAvailable, false );
941
942	TComSlice* pcSlice = pcCU->getSlice ();
943	TComPic* pcPic = pcCU->getPic ();
944	TComSPS* pcSPS = pcSlice->getSPS();
945	AOF ( pcPic->getPredDepthMap() );
946	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
947
948	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
949	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
950	Int iRefPoc = pcRefPic->getPOC();
951	Bool bInterview = ( uiRefViewId < m_uiCurrViewId );
952	AOT( bInterview && iRefPoc != pcSlice->getPOC() );
953	AOT( !bInterview && iRefPoc == pcSlice->getPOC() );
954
955	Bool bPdmIView = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_IVIEW ) == PDM_USE_FOR_IVIEW );
956	Bool bPdmInter = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_INTER ) == PDM_USE_FOR_INTER );
957	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
958	ROTRS( ( bInterview && !bMerge ) && !bPdmIView, false );
959	ROTRS( (!bInterview && !bMerge ) && !bPdmInter, false );
960	ROTRS( bMerge && !bPdmMerge, false );
961
962	//===== get predicted depth for middle position of current PU =====
963	Int iPrdDepth, iCurrPosX, iCurrPosY;
964	Bool bAvailable = xGetPredDepth( pcCU, uiPartIdx, iPrdDepth, &iCurrPosX, &iCurrPosY );
965	AOF( bAvailable );
966
967	//===== inter-view motion vector prediction =====
968	if( bInterview )
969	{
970	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
971	rcMv.set ( iDisparity, 0 );
972	return true;
973	}
974
975	//===== inter motion vector prediction =====
976	for( UInt uiBId = 0; uiBId < m_uiCurrViewId; uiBId++ )
977	{
978	//--- get base CU/PU and check prediction mode ---
979	UInt uiBaseId = m_auiBaseIdList[ uiBId ];
980	#if PDM_REMOVE_DEPENDENCE
981	if( uiBaseId != 0)
982	continue;
983	#endif
984	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
985	TComPicYuv* pcBasePdm = pcBasePic->getPredDepthMap();
986	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
987	Int iDisparity = xGetDisparityFromVirtDepth( uiBaseId, iPrdDepth );
988	Int iShiftX = m_uiSubSampExpX + 2;
989	Int iAddX = ( 1 << iShiftX ) >> 1;
990	Int iBasePosX = Clip3( 0, pcBasePdm->getWidth () - 1, iCurrPosX + ( ( iDisparity + iAddX ) >> iShiftX ) );
991	Int iBasePosY = Clip3( 0, pcBasePdm->getHeight() - 1, iCurrPosY );
992	Int iBaseCUAddr;
993	Int iBaseAbsPartIdx;
994	pcBaseRec->getCUAddrAndPartIdx( iBasePosX << m_uiSubSampExpX, iBasePosY << m_uiSubSampExpY, iBaseCUAddr, iBaseAbsPartIdx );
995	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
996	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
997	{
998	continue;
999	}
1000
1001	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
1002	{
1003	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
1004	TComMvField cBaseMvField;
1005	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
1006	Int iBaseRefIdx = cBaseMvField.getRefIdx();
1007	Int iBaseRefPoc = ( iBaseRefIdx >= 0 ? pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, iBaseRefIdx )->getPOC() : -(1<<30) );
1008	if( iBaseRefIdx >= 0 && iBaseRefPoc == iRefPoc )
1009	{
1010	rcMv.set( cBaseMvField.getHor(), cBaseMvField.getVer() );
1011	return true;
1012	}
1013	}
1014	}
1015	return false;
1016	}
1017	#endif
1018
1019
1020	Bool // first version
1021	TComDepthMapGenerator::getIViewOrgDepthMvPred( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv )
1022	{
1023	AOF ( m_bCreated && m_bInit );
1024	AOF ( iRefIdx >= 0 );
1025	AOF ( pcCU );
1026
1027	TComSlice* pcSlice = pcCU->getSlice ();
1028	TComPic* pcPic = pcCU->getPic ();
1029	TComSPS* pcSPS = pcSlice->getSPS();
1030	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
1031	ROFRS( pcPic->getOrgDepthMap(), false );
1032
1033	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
1034	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
1035	Int iRefPoc = pcRefPic->getPOC();
1036	ROFRS( uiRefViewId < m_uiCurrViewId, false );
1037	AOF ( iRefPoc == pcSlice->getPOC() );
1038
1039	//===== get predicted depth for middle position of current PU (first version) =====
1040	UInt uiPartAddr;
1041	Int iWidth;
1042	Int iHeight;
1043	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
1044	TComPicYuv* pcOrgDepthMap = pcPic->getOrgDepthMap();
1045	Pel* piOrgDepthMap = pcOrgDepthMap->getLumaAddr ( 0 );
1046	Int iCurrStride = pcOrgDepthMap->getStride ();
1047	Int iCurrPosX;
1048	Int iCurrPosY;
1049	pcOrgDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
1050	iCurrPosX += ( iWidth - 1 ) >> 1;
1051	iCurrPosY += ( iHeight - 1 ) >> 1;
1052	Int iPrdDepth = piOrgDepthMap[ iCurrPosX + iCurrPosY * iCurrStride ];
1053
1054	//===== get disparity vector =====
1055	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
1056	rcMv.set ( iDisparity, 0 );
1057	return true;
1058	}
1059	#endif
1060
1061
1062
1063
1064
1065	#if !QC_MULTI_DIS_CAN_A0097
1066	/=======================================================
1067	===== =====
1068	===== p i c t u r e o p e r a t i o n s =====
1069	===== =====
1070	=======================================================/
1071
1072	Bool
1073	TComDepthMapGenerator::xConvertDepthMapCurr2Ref( TComPic* pcRef, TComPic* pcCur )
1074	{
1075	AOF( pcCur->getSPS()->getViewId() == m_uiCurrViewId );
1076	AOF( pcCur->getSPS()->getViewId() > pcRef->getSPS()->getViewId() );
1077	AOF( pcCur->getPredDepthMap() );
1078	AOF( pcRef->getPredDepthMap() );
1079	AOF( pcRef->getPredDepthMap()->getWidth () == pcCur->getPredDepthMap()->getWidth () );
1080	AOF( pcRef->getPredDepthMap()->getHeight() == pcCur->getPredDepthMap()->getHeight() );
1081	#if PDM_REMOVE_DEPENDENCE
1082	if( pcCur->getViewId() == 1)
1083	xClearDepthMap( pcRef );
1084	else if (pcCur->getViewId() == 2)
1085	xClearDepthMap( pcRef, PDM_UNDEFINED_DEPTH, 1 );
1086	#else
1087	xClearDepthMap( pcRef );
1088	#endif
1089	TComPicYuv* pcCurDepthMap = pcCur->getPredDepthMap ();
1090	TComPicYuv* pcRefDepthMap = pcRef->getPredDepthMap ();
1091	Int iWidth = pcCurDepthMap->getWidth ();
1092	Int iHeight = pcCurDepthMap->getHeight ();
1093	Int iCurStride = pcCurDepthMap->getStride ();
1094	Int iRefStride = pcRefDepthMap->getStride ();
1095	Pel* pCurSamples = pcCurDepthMap->getLumaAddr( 0 );
1096	Pel* pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1097	Int iRefViewIdx = pcRef->getViewId();
1098	#if PDM_REMOVE_DEPENDENCE
1099	if( pcCur->getViewId() == 2)
1100	{
1101	pcRefDepthMap = pcRef->getPredDepthMapTemp();
1102	pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1103	}
1104	#endif
1105	Int iShiftX = m_uiSubSampExpX + 2;
1106	Int iAddX = ( 1 << iShiftX ) >> 1;
1107	for( Int iY = 0; iY < iHeight; iY++, pCurSamples += iCurStride, pRefSamples += iRefStride )
1108	{
1109	for( Int iXCur = 0; iXCur < iWidth; iXCur++ )
1110	{
1111	Int iDepth = pCurSamples[ iXCur ];
1112	Int iDisp = xGetDisparityFromVirtDepth( iRefViewIdx, iDepth );
1113	Int iXRef = iXCur + ( ( iDisp + iAddX ) >> iShiftX );
1114	if( iXRef >= 0 && iXRef < iWidth && iDepth > pRefSamples[ iXRef ] )
1115	{
1116	pRefSamples[ iXRef ] = iDepth;
1117	}
1118	}
1119	}
1120	Bool bUndefined = xFillDepthMapHoles( pcRef );
1121	pcRefDepthMap->setBorderExtension( false );
1122	pcRefDepthMap->extendPicBorder ();
1123	return bUndefined;
1124	}
1125
1126
1127	Bool
1128	TComDepthMapGenerator::xConvertDepthMapRef2Curr( TComPic* pcCur, TComPic* pcRef )
1129	{
1130	AOF( pcCur->getSPS()->getViewId() == m_uiCurrViewId );
1131	AOF( pcCur->getSPS()->getViewId() > pcRef->getSPS()->getViewId() );
1132	AOF( pcCur->getPredDepthMap() );
1133	#if PDM_REMOVE_DEPENDENCE
1134	if(pcCur->getViewId() == 1)
1135	{
1136	AOF( pcRef->getPredDepthMap() );
1137	}else
1138	{
1139	AOF( pcRef->getPredDepthMapTemp() );
1140	}
1141	#else
1142	AOF( pcRef->getPredDepthMap() );
1143	#endif
1144	AOF( pcRef->getPredDepthMap()->getWidth () == pcCur->getPredDepthMap()->getWidth () );
1145	AOF( pcRef->getPredDepthMap()->getHeight() == pcCur->getPredDepthMap()->getHeight() );
1146
1147	xClearDepthMap( pcCur );
1148	TComPicYuv* pcRefDepthMap = pcRef->getPredDepthMap ();
1149	#if PDM_REMOVE_DEPENDENCE
1150	if(pcCur->getViewId() == 2)
1151	pcRefDepthMap = pcRef->getPredDepthMapTemp ();
1152	#endif
1153	TComPicYuv* pcCurDepthMap = pcCur->getPredDepthMap ();
1154	Int iWidth = pcRefDepthMap->getWidth ();
1155	Int iHeight = pcRefDepthMap->getHeight ();
1156	Int iRefStride = pcRefDepthMap->getStride ();
1157	Int iCurStride = pcCurDepthMap->getStride ();
1158	Pel* pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1159	Pel* pCurSamples = pcCurDepthMap->getLumaAddr( 0 );
1160	Int iRefViewIdx = pcRef->getViewId();
1161	Int iShiftX = m_uiSubSampExpX + 2;
1162	Int iAddX = ( 1 << iShiftX ) >> 1;
1163	for( Int iY = 0; iY < iHeight; iY++, pRefSamples += iRefStride, pCurSamples += iCurStride )
1164	{
1165	for( Int iXRef = 0; iXRef < iWidth; iXRef++ )
1166	{
1167	Int iDepth = pRefSamples[ iXRef ];
1168	Int iDisp = xGetDisparityFromVirtDepth( iRefViewIdx, iDepth );
1169	Int iXCur = iXRef - ( ( iDisp + iAddX ) >> iShiftX );
1170	if( iXCur >= 0 && iXCur < iWidth && iDepth > pCurSamples[ iXCur ] )
1171	{
1172	pCurSamples[ iXCur ] = iDepth;
1173	}
1174	}
1175	}
1176	Bool bUndefined = xFillDepthMapHoles( pcCur );
1177	pcCurDepthMap->setBorderExtension( false );
1178	pcCurDepthMap->extendPicBorder ();
1179	return bUndefined;
1180	}
1181
1182
1183	Bool
1184	TComDepthMapGenerator::xPredictDepthMap( TComPic* pcPic )
1185	{
1186	for( UInt uiCUAddr = 0; uiCUAddr < pcPic->getPicSym()->getNumberOfCUsInFrame(); uiCUAddr++ )
1187	{
1188	TComDataCU* pcCU = pcPic->getCU( uiCUAddr );
1189	xPredictCUDepthMap( pcCU, 0, 0 );
1190	}
1191	Bool bUndefined = xFillDepthMapHoles( pcPic );
1192	#if PDM_REMOVE_DEPENDENCE
1193	if(pcPic->getStoredPDMforV2() == 1){
1194	pcPic->getPredDepthMapTemp()->setBorderExtension( false );
1195	pcPic->getPredDepthMapTemp()->extendPicBorder ();
1196	}else{
1197	#endif
1198	pcPic->getPredDepthMap()->setBorderExtension( false );
1199	pcPic->getPredDepthMap()->extendPicBorder ();
1200	#if PDM_REMOVE_DEPENDENCE
1201	}
1202	#endif
1203	return bUndefined;
1204	}
1205
1206
1207	Bool
1208	TComDepthMapGenerator::xFillDepthMapHoles( TComPic* pcPic )
1209	{
1210	Bool bUndefined = false;
1211	TComPicYuv* pcDepthMap = pcPic->getPredDepthMap ();
1212	#if PDM_REMOVE_DEPENDENCE
1213	if(pcPic->getViewId()==0 && pcPic->getStoredPDMforV2()==1)
1214	pcDepthMap = pcPic->getPredDepthMapTemp ();
1215	#endif
1216	Int iWidth = pcDepthMap->getWidth ();
1217	Int iHeight = pcDepthMap->getHeight ();
1218	Int iStride = pcDepthMap->getStride ();
1219	Pel* pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1220	// horizontal
1221	for( Int iY = 0; iY < iHeight && !bUndefined; iY++, pDMSamples += iStride )
1222	{
1223	for( Int iX = 0; iX < iWidth; iX++ )
1224	{
1225	if( pDMSamples[ iX ] == PDM_UNDEFINED_DEPTH )
1226	{
1227	Int iE;
1228	for( iE = iX + 1; iE < iWidth; iE++ )
1229	{
1230	if( pDMSamples[ iE ] != PDM_UNDEFINED_DEPTH )
1231	{
1232	break;
1233	}
1234	}
1235	if( iX > 0 \|\| iE < iWidth )
1236	{
1237	Int iDepth;
1238	if ( iX > 0 && iE < iWidth ) iDepth = ( pDMSamples[ iX-1 ] < pDMSamples[ iE ] ? pDMSamples[ iX-1 ] : pDMSamples[ iE ] );
1239	else if( iX > 0 ) iDepth = pDMSamples[ iX-1 ];
1240	else /( iE < iWidth )/ iDepth = pDMSamples[ iE ];
1241	for( Int iZ = iX; iZ < iE; iZ++ )
1242	{
1243	pDMSamples[ iZ ] = iDepth;
1244	}
1245	}
1246	else
1247	{
1248	bUndefined = true;
1249	break;
1250	}
1251	iX = iE - 1;
1252	}
1253	}
1254	}
1255
1256	if( bUndefined && m_uiCurrViewId )
1257	{
1258	pDMSamples = pcDepthMap->getLumaAddr( 0 );
1259	Int iMiddleOrgDpth = ( 1 << m_uiOrgDepthBitDepth ) >> 1;
1260	Int iMiddleDepth = xGetVirtDepthFromOrigDepth( m_uiCurrViewId, iMiddleOrgDpth );
1261	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1262	{
1263	for( Int iX = 0; iX < iWidth; iX++ )
1264	{
1265	pDMSamples[ iX ] = iMiddleDepth;
1266	}
1267	}
1268	}
1269	return bUndefined;
1270	}
1271
1272
1273	Void
1274	TComDepthMapGenerator::xClearDepthMap( TComPic* pcPic, Int iVal
1275	#if PDM_REMOVE_DEPENDENCE
1276	,
1277	Int forFirstNonBaseView
1278	#endif
1279	)
1280	{
1281	TComPicYuv* pcDepthMap = pcPic->getPredDepthMap ();
1282	Int iWidth = pcDepthMap->getWidth ();
1283	Int iHeight = pcDepthMap->getHeight ();
1284	Int iStride = pcDepthMap->getStride ();
1285	Pel* pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1286	#if PDM_REMOVE_DEPENDENCE
1287	if( forFirstNonBaseView == 1)
1288	{
1289	pcDepthMap = pcPic->getPredDepthMapTemp ();
1290	pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1291	}
1292	#endif
1293	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1294	{
1295	for( Int iX = 0; iX < iWidth; iX++ )
1296	{
1297	pDMSamples[ iX ] = iVal;
1298	}
1299	}
1300	pcDepthMap->setBorderExtension( false );
1301	pcDepthMap->extendPicBorder ();
1302	}
1303
1304	Void
1305	TComDepthMapGenerator::xSetChroma( TComPicYuv* pcPic, Int iVal )
1306	{
1307	Int iWidth = pcPic->getWidth () >> 1;
1308	Int iHeight = pcPic->getHeight () >> 1;
1309	Int iStride = pcPic->getCStride ();
1310	Pel* pCbSamples = pcPic->getCbAddr ( 0 );
1311	Pel* pCrSamples = pcPic->getCrAddr ( 0 );
1312	for( Int iY = 0; iY < iHeight; iY++, pCbSamples += iStride, pCrSamples += iStride )
1313	{
1314	for( Int iX = 0; iX < iWidth; iX++ )
1315	{
1316	pCbSamples[ iX ] = pCrSamples[ iX ] = iVal;
1317	}
1318	}
1319	}
1320
1321
1322
1323
1324
1325
1326
1327	/===============================================
1328	===== =====
1329	===== C U p r e d i c t i o n s =====
1330	===== =====
1331	===============================================/
1332
1333	Void
1334	TComDepthMapGenerator::xPredictCUDepthMap( TComDataCU* pcCU, UInt uiDepth, UInt uiAbsPartIdx )
1335	{
1336	UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1337	UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1338	UInt uiRPelX = uiLPelX + ( g_uiMaxCUWidth >> uiDepth ) - 1;
1339	UInt uiBPelY = uiTPelY + ( g_uiMaxCUHeight >> uiDepth ) - 1;
1340	Bool bBoundary = ( uiRPelX >= pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() \|\| uiBPelY >= pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() );
1341	Bool bSplit = ( ( uiDepth < pcCU->getDepth( uiAbsPartIdx ) && uiDepth < ( g_uiMaxCUDepth - g_uiAddCUDepth ) ) \|\| bBoundary );
1342	if( bSplit )
1343	{
1344	UInt uiQNumParts = ( pcCU->getPic()->getNumPartInCU() >> ( uiDepth << 1 ) ) >> 2;
1345	for ( UInt uiPartUnitIdx = 0; uiPartUnitIdx < 4; uiPartUnitIdx++, uiAbsPartIdx += uiQNumParts )
1346	{
1347	uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1348	uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1349	Bool bInside = ( uiLPelX < pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() && uiTPelY < pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() );
1350	if( bInside )
1351	{
1352	xPredictCUDepthMap( pcCU, uiDepth + 1, uiAbsPartIdx );
1353	}
1354	}
1355	return;
1356	}
1357
1358	//--- set sub-CU and sub-depth-map ---
1359	TComDataCU* pcSubCU = m_ppcCU [ uiDepth ];
1360	TComYuv* pcSubDM = m_ppcYuv[ uiDepth ];
1361	TComPicYuv* pcPicDM = pcCU->getPic()->getPredDepthMap();
1362	#if PDM_REMOVE_DEPENDENCE
1363	if( pcCU->getPic()->getStoredPDMforV2() == 1)
1364	pcPicDM = pcCU->getPic()->getPredDepthMapTemp();
1365	#endif
1366	UInt uiCUAddr = pcCU->getAddr();
1367	pcSubCU->copySubCU( pcCU, uiAbsPartIdx, uiDepth );
1368
1369	//--- update depth map ---
1370	switch( pcSubCU->getPredictionMode( 0 ) )
1371	{
1372	case MODE_INTRA:
1373	xIntraPredictCUDepthMap( pcSubCU, pcSubDM );
1374	break;
1375	case MODE_SKIP:
1376	case MODE_INTER:
1377	xInterPredictCUDepthMap( pcSubCU, pcSubDM );
1378	break;
1379	default:
1380	AOT( true );
1381	break;
1382	}
1383
1384	//--- copy sub-depth-map ---
1385	pcSubDM->copyToPicYuv( pcPicDM, uiCUAddr, uiAbsPartIdx );
1386	}
1387
1388
1389	Void
1390	TComDepthMapGenerator::xIntraPredictCUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap )
1391	{
1392	UInt uiInitTrDepth = ( pcCU->getPartitionSize( 0 ) == SIZE_2Nx2N ? 0 : 1 );
1393	UInt uiNumPart = pcCU->getNumPartInter ();
1394	UInt uiNumQParts = pcCU->getTotalNumPart () >> 2;
1395	for( UInt uiPU = 0; uiPU < uiNumPart; uiPU++ )
1396	{
1397	xIntraPredictBlkDepthMap( pcCU, pcCUDepthMap, uiPU * uiNumQParts, uiInitTrDepth );
1398	}
1399	}
1400
1401
1402	Void
1403	TComDepthMapGenerator::xInterPredictCUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap )
1404	{
1405	for( UInt uiPartIdx = 0; uiPartIdx < pcCU->getNumPartInter(); uiPartIdx++ )
1406	{
1407	xInterPredictPUDepthMap( pcCU, pcCUDepthMap, uiPartIdx );
1408	}
1409	}
1410
1411
1412
1413
1414
1415
1416
1417	/=====================================================================
1418	===== =====
1419	===== P U - a n d B l o c k p r e d i c t i o n s =====
1420	===== =====
1421	=====================================================================/
1422
1423	Void
1424	TComDepthMapGenerator::xIntraPredictBlkDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiAbsPartIdx, UInt uiTrDepth )
1425	{
1426	UInt uiFullDepth = pcCU->getDepth( 0 ) + uiTrDepth;
1427	UInt uiTrMode = pcCU->getTransformIdx( uiAbsPartIdx );
1428	if( uiTrMode == uiTrDepth )
1429	{
1430	UInt uiWidth = pcCU->getWidth ( 0 ) >> ( uiTrDepth + m_uiSubSampExpX );
1431	UInt uiHeight = pcCU->getHeight( 0 ) >> ( uiTrDepth + m_uiSubSampExpY );
1432	UInt uiStride = pcCUDepthMap->getStride ();
1433	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1434	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1435	Pel* pDepthMap = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1436	UInt uiLumaPredMode = pcCU->getLumaIntraDir ( uiAbsPartIdx );
1437	Bool bAboveAvail = false;
1438	Bool bLeftAvail = false;
1439	pcCU->getPattern()->initPattern ( pcCU, uiTrDepth, uiAbsPartIdx, true );
1440	pcCU->getPattern()->initAdiPattern( pcCU, uiAbsPartIdx, uiTrDepth,
1441	m_pcPrediction->getPredicBuf (),
1442	m_pcPrediction->getPredicBufWidth (),
1443	m_pcPrediction->getPredicBufHeight (),
1444	bAboveAvail, bLeftAvail, false, true, m_uiSubSampExpX, m_uiSubSampExpY );
1445	m_pcPrediction->predIntraDepthAng ( pcCU->getPattern(), uiLumaPredMode, pDepthMap, uiStride, uiWidth, uiHeight ); // could be replaced with directional intra prediction
1446	// using "predIntraLumaAng", but note:
1447	// - need to take care of neighbours with undefined depth
1448	// - special case for wedgelet mode (if available in normal views)
1449	// copy to picture array (for next intra prediction block)
1450	UInt uiZOrderIdx = pcCU->getZorderIdxInCU() + uiAbsPartIdx;
1451	Pel* pPicDepthMap = pcCU->getPic()->getPredDepthMap()->getLumaAddr( pcCU->getAddr(), uiZOrderIdx );
1452	#if PDM_REMOVE_DEPENDENCE
1453	if(pcCU->getPic()->getStoredPDMforV2()==1)
1454	pPicDepthMap = pcCU->getPic()->getPredDepthMapTemp()->getLumaAddr( pcCU->getAddr(), uiZOrderIdx );
1455	#endif
1456	Int iPicStride = pcCU->getPic()->getPredDepthMap()->getStride ();
1457	for( UInt uiY = 0; uiY < uiHeight; uiY++, pDepthMap += uiStride, pPicDepthMap += iPicStride )
1458	{
1459	for( UInt uiX = 0; uiX < uiWidth; uiX++ )
1460	{
1461	pPicDepthMap[ uiX ] = pDepthMap[ uiX ];
1462	}
1463	}
1464	}
1465	else
1466	{
1467	UInt uiNumQPart = pcCU->getPic()->getNumPartInCU() >> ( ( uiFullDepth + 1 ) << 1 );
1468	for( UInt uiPart = 0; uiPart < 4; uiPart++ )
1469	{
1470	xIntraPredictBlkDepthMap( pcCU, pcCUDepthMap, uiAbsPartIdx + uiPart * uiNumQPart, uiTrDepth + 1 );
1471	}
1472	}
1473	}
1474
1475
1476	Void
1477	TComDepthMapGenerator::xInterPredictPUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1478	{
1479	if ( pcCU->getSlice()->getSPS()->getViewId() )
1480	{
1481	AOF( m_uiCurrViewId == pcCU->getSlice()->getSPS()->getViewId() );
1482	// check for interview prediction
1483	Int iWidth;
1484	Int iHeight;
1485	UInt uiAbsPartIdx;
1486	pcCU->getPartIndexAndSize( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1487	TComCUMvField* aiCurrMvField[2] = { pcCU->getCUMvField( REF_PIC_LIST_0 ), pcCU->getCUMvField( REF_PIC_LIST_1 ) };
1488	Int aiCurrRefIdx [2] = { aiCurrMvField[0]->getRefIdx( uiAbsPartIdx ), aiCurrMvField[1]->getRefIdx( uiAbsPartIdx ) };
1489	Bool abCurrIntView[2] = { aiCurrRefIdx[0] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiCurrRefIdx[0] )->getSPS()->getViewId() != m_uiCurrViewId,
1490	aiCurrRefIdx[1] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiCurrRefIdx[1] )->getSPS()->getViewId() != m_uiCurrViewId };
1491	Bool bUsesInterViewPrd = ( abCurrIntView[0] \|\| abCurrIntView[1] );
1492	if( bUsesInterViewPrd )
1493	{
1494	xIViewPUDepthMapUpdate ( pcCU, pcCUDepthMap, uiPartIdx );
1495	}
1496	else
1497	{
1498	#if PDM_NO_INTER_UPDATE
1499	xInterPUDepthMapPrediction( pcCU, pcCUDepthMap, uiPartIdx );
1500	#else
1501	xInterPUDepthMapUpdate ( pcCU, pcCUDepthMap, uiPartIdx );
1502	#endif
1503	}
1504	}
1505	else
1506	{
1507	xInterPUDepthMapPrediction( pcCU, pcCUDepthMap, uiPartIdx );
1508	}
1509	}
1510
1511
1512	Void
1513	TComDepthMapGenerator::xIViewPUDepthMapUpdate( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1514	{
1515	// get width, height, and part address
1516	Int iWidth;
1517	Int iHeight;
1518	UInt uiAbsPartIdx;
1519	pcCU->getPartIndexAndSize( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1520	iWidth >>= m_uiSubSampExpX;
1521	iHeight >>= m_uiSubSampExpY;
1522
1523	// get depth values
1524	Int iDepthValue = PDM_UNDEFINED_DEPTH;
1525	Int aiPrdDepth[2] = { PDM_UNDEFINED_DEPTH, PDM_UNDEFINED_DEPTH };
1526	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
1527	{
1528	RefPicList eRefPicList = RefPicList( iRefListId );
1529	TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefPicList );
1530	Int iRefIdx = pcCUMvField->getRefIdx( uiAbsPartIdx );
1531	UInt uiBaseId = ( iRefIdx >= 0 ? pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getSPS()->getViewId() : MAX_VIEW_NUM );
1532	Bool bInterview = ( iRefIdx >= 0 && uiBaseId < m_uiCurrViewId );
1533	if( bInterview )
1534	{
1535	Int iMvX = pcCUMvField->getMv( uiAbsPartIdx ).getHor();
1536	aiPrdDepth[ iRefListId ] = xGetVirtDepthFromDisparity( uiBaseId, iMvX );
1537	}
1538	}
1539	if( aiPrdDepth[ 0 ] != PDM_UNDEFINED_DEPTH && aiPrdDepth[ 1 ] != PDM_UNDEFINED_DEPTH )
1540	{
1541	iDepthValue = ( aiPrdDepth[ 0 ] + aiPrdDepth[ 1 ] + 1 ) >> 1;
1542	}
1543	else
1544	{
1545	iDepthValue = ( aiPrdDepth[ 0 ] != PDM_UNDEFINED_DEPTH ? aiPrdDepth[ 0 ] : aiPrdDepth[ 1 ] );
1546	AOT( iDepthValue == PDM_UNDEFINED_DEPTH );
1547	}
1548	iDepthValue = Max( 0, Min( PDM_MAX_ABS_VIRT_DEPTH, iDepthValue ) );
1549
1550	// set depth map for PU
1551	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1552	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1553	Pel* pDMSamples = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1554	Int iStride = pcCUDepthMap->getStride ();
1555	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1556	{
1557	for( Int iX = 0; iX < iWidth; iX++)
1558	{
1559	pDMSamples[ iX ] = (Pel)iDepthValue;
1560	}
1561	}
1562	}
1563
1564
1565	Void
1566	TComDepthMapGenerator::xInterPUDepthMapUpdate( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1567	{
1568	const Int iMaxAbsDeltaMvY = 8 << 2;
1569
1570	//===== determine block parameters for current access unit and current view =====
1571	Int iWidth;
1572	Int iHeight;
1573	UInt uiAbsPartIdx;
1574	pcCU->getPartIndexAndSize ( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1575	UInt uiCurrViewId = pcCU->getSlice()->getSPS()->getViewId();
1576	Int iNum4x4BlksY = iHeight >> 2;
1577	Int iNum4x4BlksX = iWidth >> 2;
1578	iWidth >>= m_uiSubSampExpX;
1579	iHeight >>= m_uiSubSampExpY;
1580
1581	TComPicYuv* pcCurrDepthMap = pcCU->getPic()->getPredDepthMap();
1582	Pel* piCurrDepthMap = pcCurrDepthMap->getLumaAddr();
1583	Int iCurrStride = pcCurrDepthMap->getStride();
1584	TComCUMvField* aiCurrMvField[2] = { pcCU->getCUMvField( REF_PIC_LIST_0 ), pcCU->getCUMvField( REF_PIC_LIST_1 ) };
1585	Int aiCurrRefIdx [2] = { aiCurrMvField[0]->getRefIdx( uiAbsPartIdx ), aiCurrMvField[1]->getRefIdx( uiAbsPartIdx ) };
1586	Int iMinCurrListId = ( aiCurrRefIdx [0] < 0 ? 1 : 0 );
1587	Int iMaxCurrListId = ( aiCurrRefIdx [1] < 0 ? 0 : 1 );
1588	Int iCurrPUPosX;
1589	Int iCurrPUPosY;
1590	pcCurrDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiAbsPartIdx, iCurrPUPosX, iCurrPUPosY );
1591	AOT( uiCurrViewId != m_uiCurrViewId );
1592	AOT( iMinCurrListId > iMaxCurrListId );
1593	AOT( aiCurrRefIdx[0] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiCurrRefIdx[0] )->getSPS()->getViewId() != uiCurrViewId );
1594	AOT( aiCurrRefIdx[1] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiCurrRefIdx[1] )->getSPS()->getViewId() != uiCurrViewId );
1595
1596	//===== determine parameters for current access unit and base view =====
1597	AOF( m_auiBaseIdList.size() );
1598	UInt uiBaseId = m_auiBaseIdList[ 0 ];
1599	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
1600	AOF( pcBasePic );
1601	TComPicYuv* pcBaseDepthMap = pcBasePic->getPredDepthMap();
1602	TComPicYuv* pcBaseRecPic = pcBasePic->getPicYuvRec ();
1603	Pel* piBaseDepthMap = pcBaseDepthMap->getLumaAddr();
1604	Int iBaseStride = pcBaseDepthMap->getStride();
1605	Int iShiftX = m_uiSubSampExpX + 2;
1606	Int iShiftY = m_uiSubSampExpY + 2;
1607	Int iAddX = ( 1 << iShiftX ) >> 1;
1608	Int iAddY = ( 1 << iShiftY ) >> 1;
1609
1610	//===== initialize 4x4 block arrays =====
1611	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1612	{
1613	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1614	{
1615	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = false;
1616	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = PDM_UNDEFINED_DEPTH;
1617	}
1618	}
1619	Int iNum4x4Set = 0;
1620
1621	//===== determine depth based on 4x4 blocks =====
1622	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1623	{
1624	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1625	{
1626	// position parameters
1627	Int iCurrBlkPosX = iCurrPUPosX + ( ( i4x4BlkX << 2 ) >> m_uiSubSampExpX );
1628	Int iCurrBlkPosY = iCurrPUPosY + ( ( i4x4BlkY << 2 ) >> m_uiSubSampExpY );
1629	Int iCurrSamplePosX = iCurrBlkPosX + ( 1 >> m_uiSubSampExpX );
1630	Int iCurrSamplePosY = iCurrBlkPosY + ( 1 >> m_uiSubSampExpY );
1631	Int iCurrPredDepth = piCurrDepthMap[ iCurrSamplePosY * iCurrStride + iCurrSamplePosX ];
1632	Int iCurrPredDisp = xGetDisparityFromVirtDepth( uiBaseId, iCurrPredDepth );
1633	Int iBaseSamplePosX = iCurrSamplePosX + ( ( iCurrPredDisp + iAddX ) >> iShiftX );
1634	Int iBaseSamplePosY = iCurrSamplePosY;
1635	iBaseSamplePosX = Clip3( 0, pcBaseDepthMap->getWidth () - 1, iBaseSamplePosX );
1636	iBaseSamplePosY = Clip3( 0, pcBaseDepthMap->getHeight() - 1, iBaseSamplePosY );
1637
1638	// check for occlusion
1639	if( piBaseDepthMap[ iBaseSamplePosY * iBaseStride + iBaseSamplePosX ] != iCurrPredDepth )
1640	{
1641	continue;
1642	}
1643
1644	// determine base motion data and check prediction mode
1645	Int iBaseCUAddr;
1646	Int iBaseAbsPartIdx;
1647	pcBaseRecPic->getCUAddrAndPartIdx( iBaseSamplePosX << m_uiSubSampExpX, iBaseSamplePosY << m_uiSubSampExpY, iBaseCUAddr, iBaseAbsPartIdx );
1648	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
1649	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
1650	{
1651	continue;
1652	}
1653
1654	// check whether base was inter-view predicted
1655	TComCUMvField* aiBaseMvField[2] = { pcBaseCU->getCUMvField( REF_PIC_LIST_0 ), pcBaseCU->getCUMvField( REF_PIC_LIST_1 ) };
1656	Int aiBaseRefIdx [2] = { aiBaseMvField[0]->getRefIdx( iBaseAbsPartIdx ), aiBaseMvField[1]->getRefIdx( iBaseAbsPartIdx ) };
1657	Bool abBaseIntView[2] = { aiBaseRefIdx[0] >= 0 && pcBaseCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiBaseRefIdx[0] )->getSPS()->getViewId() != uiBaseId,
1658	aiBaseRefIdx[1] >= 0 && pcBaseCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiBaseRefIdx[1] )->getSPS()->getViewId() != uiBaseId };
1659	if( abBaseIntView[0] \|\| abBaseIntView[1] )
1660	{ // current depth is reliable
1661	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = iCurrPredDepth;
1662	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1663	iNum4x4Set++;
1664	continue;
1665	}
1666
1667	// determine depth candidates using an approximate 4-point relationship (if appropriate)
1668	std::vector<Int> aiDepthCand;
1669	Int iMinBaseListId = ( aiBaseRefIdx [0] < 0 ? 1 : 0 );
1670	Int iMaxBaseListId = ( aiBaseRefIdx [1] < 0 ? 0 : 1 );
1671	AOT( iMinBaseListId > iMaxBaseListId );
1672	for( Int iCurrRefListId = iMinCurrListId; iCurrRefListId <= iMaxCurrListId; iCurrRefListId++ )
1673	{
1674	RefPicList eCurrRefPicList = RefPicList( iCurrRefListId );
1675	Int iCurrRefPoc = pcCU->getSlice()->getRefPOC( eCurrRefPicList, aiCurrRefIdx[ iCurrRefListId ] );
1676	TComPic* pcCurrRefPic = pcCU->getSlice()->getRefPic( eCurrRefPicList, aiCurrRefIdx[ iCurrRefListId ] );
1677	TComPicYuv* pcCurrRefDMap = pcCurrRefPic->getPredDepthMap();
1678	Pel* piCurrRefDMap = pcCurrRefDMap->getLumaAddr();
1679	Int iCurrRefStride = pcCurrRefDMap->getStride();
1680	TComMv rcCurrMv = aiCurrMvField[ iCurrRefListId ]->getMv( uiAbsPartIdx );
1681	Int iCurrRefSamplePosX = iCurrSamplePosX + ( ( rcCurrMv.getHor() + iAddX ) >> iShiftX );
1682	Int iCurrRefSamplePosY = iCurrSamplePosY + ( ( rcCurrMv.getVer() + iAddY ) >> iShiftY );
1683	Int iCurrRefSamplePosXC = Clip3( 0, pcCurrRefDMap->getWidth () - 1, iCurrRefSamplePosX );
1684	Int iCurrRefSamplePosYC = Clip3( 0, pcCurrRefDMap->getHeight() - 1, iCurrRefSamplePosY );
1685	Int iCurrRefDepth = piCurrRefDMap[ iCurrRefSamplePosYC * iCurrRefStride + iCurrRefSamplePosXC ];
1686
1687	for( Int iBaseRefListId = iMinBaseListId; iBaseRefListId <= iMaxBaseListId; iBaseRefListId++ )
1688	{
1689	RefPicList eBaseRefPicList = RefPicList( iBaseRefListId );
1690	Int iBaseRefPoc = pcBaseCU->getSlice()->getRefPOC( eBaseRefPicList, aiBaseRefIdx[ iBaseRefListId ] );
1691
1692	if( iCurrRefPoc == iBaseRefPoc )
1693	{
1694	// location and depth for path currView/currAU -> currView/refAU -> baseView/refAU
1695	Int iCurrRefDisp = xGetDisparityFromVirtDepth( uiBaseId, iCurrRefDepth );
1696	Int iBaseRefSamplePosX = iCurrRefSamplePosX + ( ( iCurrRefDisp + iAddX ) >> iShiftX );
1697	Int iBaseRefSamplePosY = iCurrRefSamplePosY;
1698	TComPic* pcBaseRefPic = pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, aiBaseRefIdx[ iBaseRefListId ] );
1699	TComPicYuv* pcBaseRefDMap = pcBaseRefPic->getPredDepthMap();
1700	Pel* piBaseRefDMap = pcBaseRefDMap->getLumaAddr();
1701	Int iBaseRefStride = pcBaseRefDMap->getStride();
1702	iBaseRefSamplePosX = Clip3( 0, pcBaseRefDMap->getWidth () - 1, iBaseRefSamplePosX );
1703	iBaseRefSamplePosY = Clip3( 0, pcBaseRefDMap->getHeight() - 1, iBaseRefSamplePosY );
1704	Int iBaseRefDepth = piBaseRefDMap[ iBaseRefSamplePosY * iBaseRefStride + iBaseRefSamplePosX ];
1705
1706	// location and depth for path currView/currAU ->baseView/currAU -> baseView/refAU
1707	TComMv rcBaseMv = aiBaseMvField[ iBaseRefListId ]->getMv( iBaseAbsPartIdx );
1708	Int iAbsDeltaMvY = ( rcBaseMv.getAbsVer() > rcCurrMv.getVer() ? rcBaseMv.getAbsVer() - rcCurrMv.getVer() : rcCurrMv.getVer() - rcBaseMv.getAbsVer() );
1709
1710	// check reliability (occlusion in reference access unit / vertical motion vector difference)
1711	if( iBaseRefDepth != iCurrRefDepth \|\| iAbsDeltaMvY > iMaxAbsDeltaMvY )
1712	{
1713	continue;
1714	}
1715
1716	// determine new depth
1717	Int iCurrCandDisp = iCurrRefDisp + rcCurrMv.getHor() - rcBaseMv.getHor();
1718	Int iCurrCandDepth = xGetVirtDepthFromDisparity( uiBaseId, iCurrCandDisp );
1719	aiDepthCand.push_back( iCurrCandDepth );
1720	} // iCurrRefPoc == iBaseRefPoc
1721	} // iBaseRefListId
1722	} // iCurrRefListId
1723
1724	// set depth for 4x4 block
1725	if( aiDepthCand.size() )
1726	{ // get depth with minimum change (probably most reliable)
1727	Int iMinAbsDepthChange = (1<<30);
1728	Int iDepthForMinChange = (1<<30);
1729	for( UInt uiCandId = 0; uiCandId < (UInt)aiDepthCand.size(); uiCandId++ )
1730	{
1731	Int iAbsDeltaDepth = ( aiDepthCand[uiCandId] > iCurrPredDepth ? aiDepthCand[uiCandId] > iCurrPredDepth : iCurrPredDepth - aiDepthCand[uiCandId] );
1732	if( iAbsDeltaDepth < iMinAbsDepthChange )
1733	{
1734	iMinAbsDepthChange = iAbsDeltaDepth;
1735	iDepthForMinChange = aiDepthCand[uiCandId];
1736	}
1737	}
1738	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = Min( Max( 0, iDepthForMinChange ), PDM_MAX_ABS_VIRT_DEPTH );
1739	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1740	iNum4x4Set++;
1741	}
1742	} // i4x4BlkX
1743	} // i4x4BlkY
1744
1745	//===== fall back (take original depth for 4x4 blocks) ====
1746	if( iNum4x4Set < Max( 1, ( iNum4x4BlksY * iNum4x4BlksX ) >> 2 ) )
1747	{
1748	iNum4x4Set = 0;
1749	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1750	{
1751	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1752	{
1753	Int iCurrSamplePosX = iCurrPUPosX + ( ( ( i4x4BlkX << 2 ) + 1 ) >> m_uiSubSampExpX );
1754	Int iCurrSamplePosY = iCurrPUPosY + ( ( ( i4x4BlkY << 2 ) + 1 ) >> m_uiSubSampExpY );
1755	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = piCurrDepthMap[ iCurrSamplePosY * iCurrStride + iCurrSamplePosX ];
1756	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1757	iNum4x4Set++;
1758	}
1759	}
1760	}
1761
1762	#if PDM_ONE_DEPTH_PER_PU
1763	//===== set average in 4x4 depth array =====
1764	Int iSum = 0;
1765	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1766	{
1767	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1768	{
1769	if( m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] )
1770	{
1771	iSum += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ];
1772	}
1773	}
1774	}
1775	Int iDepth = ( iSum + ( iNum4x4Set >> 1 ) ) / iNum4x4Set;
1776	iNum4x4Set = iNum4x4BlksY * iNum4x4BlksX;
1777	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1778	{
1779	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1780	{
1781	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = iDepth;
1782	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = true;
1783	}
1784	}
1785	#endif
1786
1787	//===== complete depth arrays =====
1788	while( iNum4x4BlksY * iNum4x4BlksX - iNum4x4Set )
1789	{
1790	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1791	{
1792	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1793	{
1794	if( !m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] )
1795	{ // could also use minimum of neighbours (occlusions)
1796	Int iNumNeighbours = 0;
1797	Int iSumNeighbours = 0;
1798	if( i4x4BlkY > 0 && m_aabDepthSet[ i4x4BlkY-1 ][ i4x4BlkX ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY-1 ][ i4x4BlkX ]; iNumNeighbours++; }
1799	if( i4x4BlkY < iNum4x4BlksY-1 && m_aabDepthSet[ i4x4BlkY+1 ][ i4x4BlkX ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY+1 ][ i4x4BlkX ]; iNumNeighbours++; }
1800	if( i4x4BlkX > 0 && m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX-1 ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX-1 ]; iNumNeighbours++; }
1801	if( i4x4BlkX < iNum4x4BlksX-1 && m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX+1 ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX+1 ]; iNumNeighbours++; }
1802	if( iNumNeighbours )
1803	{
1804	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = ( iSumNeighbours + ( iNumNeighbours >> 1 ) ) / iNumNeighbours;
1805	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = true;
1806	iNum4x4Set++;
1807	}
1808	}
1809	}
1810	}
1811	}
1812
1813	//===== set depth values =====
1814	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1815	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1816	Pel* piDepthMap = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1817	Int iCUStride = pcCUDepthMap->getStride ();
1818	for( Int iRow = 0; iRow < iHeight; iRow++, piDepthMap += iCUStride )
1819	{
1820	for( Int iCol = 0; iCol < iWidth; iCol++ )
1821	{
1822	piDepthMap[ iCol ] = m_aai4x4Depth[ (iRow << m_uiSubSampExpY) >> 2 ][ (iCol << m_uiSubSampExpX) >> 2 ];
1823	}
1824	}
1825	}
1826
1827
1828	Void
1829	TComDepthMapGenerator::xInterPUDepthMapPrediction( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1830	{
1831	m_pcPrediction->motionCompensation( pcCU, pcCUDepthMap, REF_PIC_LIST_X, (Int)uiPartIdx, true, m_uiSubSampExpX, m_uiSubSampExpY );
1832	}
1833
1834
1835	Bool
1836	TComDepthMapGenerator::xGetPredDepth( TComDataCU* pcCU, UInt uiPartIdx, Int& riPrdDepth, Int* piPosX, Int* piPosY )
1837	{
1838	AOF ( m_bCreated && m_bInit );
1839	AOF ( pcCU );
1840	ROFRS( m_bPDMAvailable, false );
1841
1842	TComSlice* pcSlice = pcCU->getSlice ();
1843	TComPic* pcPic = pcCU->getPic ();
1844	TComSPS* pcSPS = pcSlice->getSPS();
1845	AOF ( pcPic->getPredDepthMap() );
1846	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
1847
1848	//===== get predicted depth and disprity for middle position of current PU =====
1849	UInt uiPartAddr;
1850	Int iWidth;
1851	Int iHeight;
1852	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
1853	TComPicYuv* pcPredDepthMap = pcPic->getPredDepthMap();
1854	Pel* piPredDepthMap = pcPredDepthMap->getLumaAddr ( 0 );
1855	Int iCurrStride = pcPredDepthMap->getStride ();
1856	Int iCurrPosX;
1857	Int iCurrPosY;
1858	pcPredDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
1859	#if SAIT_IMPROV_MOTION_PRED_M24829 // max disparity within PU
1860	Int DiWidth = iCurrPosX+(iWidth >> m_uiSubSampExpX);
1861	Int DiHeight = iCurrPosY+(iHeight >> m_uiSubSampExpY);
1862	Int maxDepth = MIN_INT;
1863
1864	for(Int y=iCurrPosY; y<DiHeight ;y++)
1865	{
1866	for(Int x=iCurrPosX; x<DiWidth; x++)
1867	{
1868	if(piPredDepthMap[ x + y * iCurrStride ] > maxDepth)
1869	{
1870	maxDepth = piPredDepthMap[ x + y * iCurrStride ];
1871	}
1872	}
1873	}
1874	iCurrPosX += ( ( iWidth >> m_uiSubSampExpX ) - 1 ) >> 1;
1875	iCurrPosY += ( ( iHeight >> m_uiSubSampExpY ) - 1 ) >> 1;
1876	riPrdDepth = maxDepth;
1877	#else
1878	iCurrPosX += ( ( iWidth >> m_uiSubSampExpX ) - 1 ) >> 1;
1879	iCurrPosY += ( ( iHeight >> m_uiSubSampExpY ) - 1 ) >> 1;
1880	riPrdDepth = piPredDepthMap[ iCurrPosX + iCurrPosY * iCurrStride ];
1881	#endif
1882	if( piPosX )
1883	{
1884	*piPosX = iCurrPosX;
1885	}
1886	if( piPosY )
1887	{
1888	*piPosY = iCurrPosY;
1889	}
1890	return true;
1891	}
1892	#endif
1893
1894	#endif // DEPTH_MAP_GENERATION
1895

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source: 3DVCSoftware/branches/HTM-5.1-dev3-MERL/source/Lib/TLibCommon/TComDepthMapGenerator.cpp @ 233

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