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TComDepthMapGenerator.cpp @ 204

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Last change on this file since 204 was 100, checked in by tech, 12 years ago

Adopted modifications:

disparity vector generation (A0097)
inter-view motion prediction modification (A0049)
simplification of disparity vector derivation (A0126)
region boundary chain coding (A0070)
residual skip intra (A0087)
VSO modification (A0033/A0093)

+ Clean ups + Bug fixes

Update of cfg files (A0033 modification 2)

Property svn:eol-style set to native

File size: 75.1 KB

Line
1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2011, 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
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
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
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
608	Int
609	TComDepthMapGenerator::getPdmMergeCandidate( TComDataCU* pcCU, UInt uiPartIdx, Int* paiPdmRefIdx, TComMv* pacPdmMv, DisInfo* pDInfo )
610	#else
611	Int
612	TComDepthMapGenerator::getPdmMergeCandidate( TComDataCU* pcCU, UInt uiPartIdx, Int* paiPdmRefIdx, TComMv* pacPdmMv )
613	#endif
614	{
615	#if MTK_INTERVIEW_MERGE_A0049
616	AOF ( m_bCreated && m_bInit );
617
618	#if !QC_MULTI_DIS_CAN
619	ROFRS( m_bPDMAvailable, 0 );
620	#endif
621
622	TComSlice* pcSlice = pcCU->getSlice ();
623	TComSPS* pcSPS = pcSlice->getSPS();
624	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
625	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
626	ROTRS( !bPdmMerge, 0 );
627
628	Bool abPdmAvailable[2] = {false,false};
629
630	Int iValid = 0;
631	Int iViewId = 0;
632	for( UInt uiBId = 0; uiBId < m_uiCurrViewId && iValid==0; uiBId++ )
633	{
634	UInt uiBaseId = m_auiBaseIdList[ uiBId ];
635	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
636	for( Int iRefListId = 0; iRefListId < 2 && iValid==0; iRefListId++ )
637	{
638	RefPicList eRefPicListTest = RefPicList( iRefListId );
639	Int iNumRefPics = pcSlice->getNumRefIdx( eRefPicListTest ) ;
640	for( Int iRefIndex = 0; iRefIndex < iNumRefPics; iRefIndex++ )
641	{
642	if(pcBasePic->getPOC() == pcSlice->getRefPic( eRefPicListTest, iRefIndex )->getPOC()
643	&& pcBasePic->getViewId() == pcSlice->getRefPic( eRefPicListTest, iRefIndex )->getViewId())
644	{
645	iValid=1;
646	iViewId = uiBaseId;
647	break;
648	}
649	}
650	}
651	}
652	if (iValid == 0)
653	return 0;
654
655	//--- get base CU/PU and check prediction mode ---
656	TComPic* pcBasePic = m_pcAUPicAccess->getPic( iViewId );
657	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
658
659	#if QC_MULTI_DIS_CAN
660	Int iCurrPosX, iCurrPosY;
661	UInt uiPartAddr;
662	Int iWidth;
663	Int iHeight;
664
665	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
666	pcBaseRec->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
667	iCurrPosX += ( ( iWidth - 1 ) >> 1 );
668	iCurrPosY += ( ( iHeight - 1 ) >> 1 );
669
670	Int iBasePosX = Clip3( 0, pcBaseRec->getWidth () - 1, iCurrPosX + ( (pDInfo->m_acMvCand[0].getHor() + 2 ) >> 2 ) );
671	Int iBasePosY = Clip3( 0, pcBaseRec->getHeight() - 1, iCurrPosY + ( (pDInfo->m_acMvCand[0].getVer() + 2 ) >> 2 ));
672	Int iBaseCUAddr;
673	Int iBaseAbsPartIdx;
674	pcBaseRec->getCUAddrAndPartIdx( iBasePosX , iBasePosY , iBaseCUAddr, iBaseAbsPartIdx );
675	#else
676	Int iPrdDepth, iCurrPosX, iCurrPosY;
677	Bool bAvailable = xGetPredDepth( pcCU, uiPartIdx, iPrdDepth, &iCurrPosX, &iCurrPosY );
678	AOF( bAvailable );
679	TComPicYuv* pcBasePdm = pcBasePic->getPredDepthMap();
680	Int iDisparity = xGetDisparityFromVirtDepth( iViewId, iPrdDepth );
681	Int iShiftX = m_uiSubSampExpX + 2;
682	Int iAddX = ( 1 << iShiftX ) >> 1;
683	Int iBasePosX = Clip3( 0, pcBasePdm->getWidth () - 1, iCurrPosX + ( ( iDisparity + iAddX ) >> iShiftX ) );
684	Int iBasePosY = Clip3( 0, pcBasePdm->getHeight() - 1, iCurrPosY );
685	Int iBaseCUAddr;
686	Int iBaseAbsPartIdx;
687	pcBaseRec->getCUAddrAndPartIdx( iBasePosX<< m_uiSubSampExpX , iBasePosY<< m_uiSubSampExpY , iBaseCUAddr, iBaseAbsPartIdx );
688	#endif
689
690	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
691
692	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) == MODE_INTER \|\| pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) == MODE_SKIP )
693	{
694	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
695	{
696	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
697	TComMvField cBaseMvField;
698	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
699	Int iBaseRefIdx = cBaseMvField.getRefIdx();
700
701	if (iBaseRefIdx >= 0)
702	{
703	Int iBaseRefPOC = pcBaseCU->getSlice()->getRefPOC(eBaseRefPicList, iBaseRefIdx);
704	if (iBaseRefPOC != pcSlice->getPOC())
705	{
706	for (Int iPdmRefIdx = 0; iPdmRefIdx < pcSlice->getNumRefIdx( eBaseRefPicList ); iPdmRefIdx++)
707	{
708	if (iBaseRefPOC == pcSlice->getRefPOC(eBaseRefPicList, iPdmRefIdx))
709	{
710	abPdmAvailable[ uiBaseRefListId ] = true;
711	paiPdmRefIdx [ uiBaseRefListId ] = iPdmRefIdx;
712	TComMv cMv(cBaseMvField.getHor(), cBaseMvField.getVer());
713	#if LGE_DVMCP
714	cMv.m_bDvMcp = true;
715	cMv.m_iDvMcpDispX = pDInfo->m_acMvCand[0].getHor();
716	#endif
717	pcCU->clipMv( cMv );
718	pacPdmMv [ uiBaseRefListId ] = cMv;
719	break;
720	}
721	}
722	}
723	}
724	}
725	}
726	Int iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
727
728	if (iPdmInterDir == 0)
729	{
730	for( Int iRefListId = 0; iRefListId < 2 ; iRefListId++ )
731	{
732	RefPicList eRefPicList = RefPicList( iRefListId );
733	Int iNumRefPics = pcSlice->getNumRefIdx( eRefPicList );
734	for( Int iPdmRefIdx = 0; iPdmRefIdx < iNumRefPics; iPdmRefIdx++ )
735	{
736	if( pcSlice->getRefPOC( eRefPicList, iPdmRefIdx ) == pcSlice->getPOC())
737	{
738	abPdmAvailable[ iRefListId ] = true;
739	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
740	#if QC_MULTI_DIS_CAN
741	TComMv cMv = pDInfo->m_acMvCand[0];
742	cMv.setVer(0);
743	#else
744	TComMv cMv(iDisparity, 0);
745	#endif
746	pcCU->clipMv( cMv );
747	pacPdmMv [ iRefListId ] = cMv;
748	break;
749	}
750	}
751	}
752	iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 ) ;
753	}
754
755	return iPdmInterDir;
756
757	#else
758	Int iMaxNumInterPics = 1;
759	Int iMaxNumAllPics = 2;
760
761	// inter-only
762	Bool abPdmAvailable[2] = {false,false};
763	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
764	{
765	RefPicList eRefPicList = RefPicList( iRefListId );
766	Int iNumRefPics = pcCU->getSlice()->getNumRefIdx( eRefPicList );
767	TComMv cMv;
768	for( Int iPdmRefIdx = 0, iInterPics = 0; iPdmRefIdx < iNumRefPics && iInterPics < iMaxNumInterPics; iPdmRefIdx++ )
769	{
770	if( pcCU->getSlice()->getRefPOC( eRefPicList, iPdmRefIdx ) != pcCU->getSlice()->getPOC() )
771	{
772	#if QC_MULTI_DIS_CAN
773	if( getDisCanPdmMvPred (pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, pDInfo, true ) )
774	#else
775	if( getPdmMvPred( pcCU, uiPartIdx, eRefPicList, iPdmRefIdx, cMv, true ) )
776	#endif
777	{
778	pcCU->clipMv( cMv );
779	abPdmAvailable[ iRefListId ] = true;
780	paiPdmRefIdx [ iRefListId ] = iPdmRefIdx;
781	pacPdmMv [ iRefListId ] = cMv;
782	break;
783	}
784	iInterPics++;
785	}
786	}
787	}
788	Int iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
789	if( 0==iPdmInterDir )
790	{ // check all, including inter view references
791	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
792	{
793	RefPicList eRefPicList = RefPicList( iRefListId );
794	Int iNumRefPics = Min( iMaxNumAllPics, pcCU->getSlice()->getNumRefIdx( eRefPicList ) );
795	TComMv cMv;
796	for( Int iPdmRefIdx = 0; iPdmRefIdx < iNumRefPics; iPdmRefIdx++ )
797	{
798	#if QC_MULTI_DIS_CAN
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	}
811	}
812	iPdmInterDir = ( abPdmAvailable[0] ? 1 : 0 ) + ( abPdmAvailable[1] ? 2 : 0 );
813	}
814	return iPdmInterDir;
815	#endif
816	}
817
818	#if QC_MULTI_DIS_CAN
819	Bool
820	TComDepthMapGenerator::getDisCanPdmMvPred ( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv, DisInfo* pDInfo, Bool bMerge )
821	{
822	#if LGE_DVMCP
823	rcMv.m_bDvMcp = false;
824	#endif
825	AOF ( m_bCreated && m_bInit );
826	AOF ( iRefIdx >= 0 );
827	AOF ( pcCU );
828	//ROFRS( m_bPDMAvailable, false );
829	TComSlice* pcSlice = pcCU->getSlice ();
830	TComSPS* pcSPS = pcSlice->getSPS();
831	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
832	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
833	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
834	Int iRefPoc = pcRefPic->getPOC();
835	Bool bInterview = ( uiRefViewId < m_uiCurrViewId );
836	AOT( bInterview && iRefPoc != pcSlice->getPOC() );
837	AOT( !bInterview && iRefPoc == pcSlice->getPOC() );
838	Bool bPdmIView = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_IVIEW ) == PDM_USE_FOR_IVIEW );
839	Bool bPdmInter = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_INTER ) == PDM_USE_FOR_INTER );
840	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
841	ROTRS( ( bInterview && !bMerge ) && !bPdmIView, false );
842	ROTRS( (!bInterview && !bMerge ) && !bPdmInter, false );
843	ROTRS( bMerge && !bPdmMerge, false );
844	Int iCurrPosX, iCurrPosY;
845	TComMv cDisMv;
846
847	if( bInterview )
848	{
849	rcMv = pDInfo->m_acMvCand[0];
850	rcMv.setVer(0);
851	return true;
852	}
853	for( UInt uiBId = 0; uiBId < m_uiCurrViewId; uiBId++ )
854	{
855	UInt uiBaseId = uiBId; //m_auiBaseIdList[ uiBId ];
856
857	if (m_uiCurrViewId >1 && uiBaseId ==1 )
858	continue;
859
860	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
861	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
862	UInt uiPartAddr;
863	Int iWidth;
864	Int iHeight;
865
866	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
867	pcBaseRec->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
868	iCurrPosX += ( ( iWidth - 1 ) >> 1 );
869	iCurrPosY += ( ( iHeight - 1 ) >> 1 );
870	Int iBasePosX = Clip3( 0, pcBaseRec->getWidth () - 1, iCurrPosX + ( (pDInfo->m_acMvCand[0].getHor() + 2 ) >> 2 ) );
871	Int iBasePosY = Clip3( 0, pcBaseRec->getHeight() - 1, iCurrPosY + ( (pDInfo->m_acMvCand[0].getVer() + 2 ) >> 2 ));
872	Int iBaseCUAddr;
873	Int iBaseAbsPartIdx;
874	pcBaseRec->getCUAddrAndPartIdx( iBasePosX , iBasePosY , iBaseCUAddr, iBaseAbsPartIdx );
875	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
876	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
877	{
878	continue;
879	}
880	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
881	{
882	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
883	TComMvField cBaseMvField;
884	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
885	Int iBaseRefIdx = cBaseMvField.getRefIdx();
886	Int iBaseRefPoc = ( iBaseRefIdx >= 0 ? pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, iBaseRefIdx )->getPOC() : -(1<<30) );
887	if( iBaseRefIdx >= 0 && iBaseRefPoc == iRefPoc )
888	{
889	rcMv.set( cBaseMvField.getHor(), cBaseMvField.getVer() );
890	#if LGE_DVMCP
891	// save disparity vector when a merge candidate for IVMP is set as DV-MCP
892	if( bMerge )
893	{
894	rcMv.m_bDvMcp = true;
895	rcMv.m_iDvMcpDispX = pDInfo->m_acMvCand[0].getHor();
896	}
897	else { // AMVP ?
898	rcMv.m_bDvMcp = false;
899	}
900	#endif
901	return true;
902	}
903	}
904	}
905	return false;
906	}
907	#else
908	Bool
909	TComDepthMapGenerator::getPdmMvPred( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv, Bool bMerge )
910	{
911	AOF ( m_bCreated && m_bInit );
912	AOF ( iRefIdx >= 0 );
913	AOF ( pcCU );
914	ROFRS( m_bPDMAvailable, false );
915
916	TComSlice* pcSlice = pcCU->getSlice ();
917	TComPic* pcPic = pcCU->getPic ();
918	TComSPS* pcSPS = pcSlice->getSPS();
919	AOF ( pcPic->getPredDepthMap() );
920	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
921
922	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
923	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
924	Int iRefPoc = pcRefPic->getPOC();
925	Bool bInterview = ( uiRefViewId < m_uiCurrViewId );
926	AOT( bInterview && iRefPoc != pcSlice->getPOC() );
927	AOT( !bInterview && iRefPoc == pcSlice->getPOC() );
928
929	Bool bPdmIView = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_IVIEW ) == PDM_USE_FOR_IVIEW );
930	Bool bPdmInter = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_INTER ) == PDM_USE_FOR_INTER );
931	Bool bPdmMerge = ( ( pcSPS->getMultiviewMvPredMode() & PDM_USE_FOR_MERGE ) == PDM_USE_FOR_MERGE );
932	ROTRS( ( bInterview && !bMerge ) && !bPdmIView, false );
933	ROTRS( (!bInterview && !bMerge ) && !bPdmInter, false );
934	ROTRS( bMerge && !bPdmMerge, false );
935
936	//===== get predicted depth for middle position of current PU =====
937	Int iPrdDepth, iCurrPosX, iCurrPosY;
938	Bool bAvailable = xGetPredDepth( pcCU, uiPartIdx, iPrdDepth, &iCurrPosX, &iCurrPosY );
939	AOF( bAvailable );
940
941	//===== inter-view motion vector prediction =====
942	if( bInterview )
943	{
944	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
945	rcMv.set ( iDisparity, 0 );
946	return true;
947	}
948
949	//===== inter motion vector prediction =====
950	for( UInt uiBId = 0; uiBId < m_uiCurrViewId; uiBId++ )
951	{
952	//--- get base CU/PU and check prediction mode ---
953	UInt uiBaseId = m_auiBaseIdList[ uiBId ];
954	#if PDM_REMOVE_DEPENDENCE
955	if( uiBaseId != 0)
956	continue;
957	#endif
958	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
959	TComPicYuv* pcBasePdm = pcBasePic->getPredDepthMap();
960	TComPicYuv* pcBaseRec = pcBasePic->getPicYuvRec ();
961	Int iDisparity = xGetDisparityFromVirtDepth( uiBaseId, iPrdDepth );
962	Int iShiftX = m_uiSubSampExpX + 2;
963	Int iAddX = ( 1 << iShiftX ) >> 1;
964	Int iBasePosX = Clip3( 0, pcBasePdm->getWidth () - 1, iCurrPosX + ( ( iDisparity + iAddX ) >> iShiftX ) );
965	Int iBasePosY = Clip3( 0, pcBasePdm->getHeight() - 1, iCurrPosY );
966	Int iBaseCUAddr;
967	Int iBaseAbsPartIdx;
968	pcBaseRec->getCUAddrAndPartIdx( iBasePosX << m_uiSubSampExpX, iBasePosY << m_uiSubSampExpY, iBaseCUAddr, iBaseAbsPartIdx );
969	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
970	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
971	{
972	continue;
973	}
974
975	for( UInt uiBaseRefListId = 0; uiBaseRefListId < 2; uiBaseRefListId++ )
976	{
977	RefPicList eBaseRefPicList = RefPicList( uiBaseRefListId );
978	TComMvField cBaseMvField;
979	pcBaseCU->getMvField( pcBaseCU, iBaseAbsPartIdx, eBaseRefPicList, cBaseMvField );
980	Int iBaseRefIdx = cBaseMvField.getRefIdx();
981	Int iBaseRefPoc = ( iBaseRefIdx >= 0 ? pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, iBaseRefIdx )->getPOC() : -(1<<30) );
982	if( iBaseRefIdx >= 0 && iBaseRefPoc == iRefPoc )
983	{
984	rcMv.set( cBaseMvField.getHor(), cBaseMvField.getVer() );
985	return true;
986	}
987	}
988	}
989	return false;
990	}
991	#endif
992
993
994	Bool // first version
995	TComDepthMapGenerator::getIViewOrgDepthMvPred( TComDataCU* pcCU, UInt uiPartIdx, RefPicList eRefPicList, Int iRefIdx, TComMv& rcMv )
996	{
997	AOF ( m_bCreated && m_bInit );
998	AOF ( iRefIdx >= 0 );
999	AOF ( pcCU );
1000
1001	TComSlice* pcSlice = pcCU->getSlice ();
1002	TComPic* pcPic = pcCU->getPic ();
1003	TComSPS* pcSPS = pcSlice->getSPS();
1004	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
1005	ROFRS( pcPic->getOrgDepthMap(), false );
1006
1007	TComPic* pcRefPic = pcSlice->getRefPic( eRefPicList, iRefIdx );
1008	UInt uiRefViewId = pcRefPic->getSPS()->getViewId();
1009	Int iRefPoc = pcRefPic->getPOC();
1010	ROFRS( uiRefViewId < m_uiCurrViewId, false );
1011	AOF ( iRefPoc == pcSlice->getPOC() );
1012
1013	//===== get predicted depth for middle position of current PU (first version) =====
1014	UInt uiPartAddr;
1015	Int iWidth;
1016	Int iHeight;
1017	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
1018	TComPicYuv* pcOrgDepthMap = pcPic->getOrgDepthMap();
1019	Pel* piOrgDepthMap = pcOrgDepthMap->getLumaAddr ( 0 );
1020	Int iCurrStride = pcOrgDepthMap->getStride ();
1021	Int iCurrPosX;
1022	Int iCurrPosY;
1023	pcOrgDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
1024	iCurrPosX += ( iWidth - 1 ) >> 1;
1025	iCurrPosY += ( iHeight - 1 ) >> 1;
1026	Int iPrdDepth = piOrgDepthMap[ iCurrPosX + iCurrPosY * iCurrStride ];
1027
1028	//===== get disparity vector =====
1029	Int iDisparity = xGetDisparityFromVirtDepth( uiRefViewId, iPrdDepth );
1030	rcMv.set ( iDisparity, 0 );
1031	return true;
1032	}
1033	#endif
1034
1035
1036
1037
1038
1039	#if !QC_MULTI_DIS_CAN
1040	/=======================================================
1041	===== =====
1042	===== p i c t u r e o p e r a t i o n s =====
1043	===== =====
1044	=======================================================/
1045
1046	Bool
1047	TComDepthMapGenerator::xConvertDepthMapCurr2Ref( TComPic* pcRef, TComPic* pcCur )
1048	{
1049	AOF( pcCur->getSPS()->getViewId() == m_uiCurrViewId );
1050	AOF( pcCur->getSPS()->getViewId() > pcRef->getSPS()->getViewId() );
1051	AOF( pcCur->getPredDepthMap() );
1052	AOF( pcRef->getPredDepthMap() );
1053	AOF( pcRef->getPredDepthMap()->getWidth () == pcCur->getPredDepthMap()->getWidth () );
1054	AOF( pcRef->getPredDepthMap()->getHeight() == pcCur->getPredDepthMap()->getHeight() );
1055	#if PDM_REMOVE_DEPENDENCE
1056	if( pcCur->getViewId() == 1)
1057	xClearDepthMap( pcRef );
1058	else if (pcCur->getViewId() == 2)
1059	xClearDepthMap( pcRef, PDM_UNDEFINED_DEPTH, 1 );
1060	#else
1061	xClearDepthMap( pcRef );
1062	#endif
1063	TComPicYuv* pcCurDepthMap = pcCur->getPredDepthMap ();
1064	TComPicYuv* pcRefDepthMap = pcRef->getPredDepthMap ();
1065	Int iWidth = pcCurDepthMap->getWidth ();
1066	Int iHeight = pcCurDepthMap->getHeight ();
1067	Int iCurStride = pcCurDepthMap->getStride ();
1068	Int iRefStride = pcRefDepthMap->getStride ();
1069	Pel* pCurSamples = pcCurDepthMap->getLumaAddr( 0 );
1070	Pel* pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1071	Int iRefViewIdx = pcRef->getViewId();
1072	#if PDM_REMOVE_DEPENDENCE
1073	if( pcCur->getViewId() == 2)
1074	{
1075	pcRefDepthMap = pcRef->getPredDepthMapTemp();
1076	pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1077	}
1078	#endif
1079	Int iShiftX = m_uiSubSampExpX + 2;
1080	Int iAddX = ( 1 << iShiftX ) >> 1;
1081	for( Int iY = 0; iY < iHeight; iY++, pCurSamples += iCurStride, pRefSamples += iRefStride )
1082	{
1083	for( Int iXCur = 0; iXCur < iWidth; iXCur++ )
1084	{
1085	Int iDepth = pCurSamples[ iXCur ];
1086	Int iDisp = xGetDisparityFromVirtDepth( iRefViewIdx, iDepth );
1087	Int iXRef = iXCur + ( ( iDisp + iAddX ) >> iShiftX );
1088	if( iXRef >= 0 && iXRef < iWidth && iDepth > pRefSamples[ iXRef ] )
1089	{
1090	pRefSamples[ iXRef ] = iDepth;
1091	}
1092	}
1093	}
1094	Bool bUndefined = xFillDepthMapHoles( pcRef );
1095	pcRefDepthMap->setBorderExtension( false );
1096	pcRefDepthMap->extendPicBorder ();
1097	return bUndefined;
1098	}
1099
1100
1101	Bool
1102	TComDepthMapGenerator::xConvertDepthMapRef2Curr( TComPic* pcCur, TComPic* pcRef )
1103	{
1104	AOF( pcCur->getSPS()->getViewId() == m_uiCurrViewId );
1105	AOF( pcCur->getSPS()->getViewId() > pcRef->getSPS()->getViewId() );
1106	AOF( pcCur->getPredDepthMap() );
1107	#if PDM_REMOVE_DEPENDENCE
1108	if(pcCur->getViewId() == 1)
1109	{
1110	AOF( pcRef->getPredDepthMap() );
1111	}else
1112	{
1113	AOF( pcRef->getPredDepthMapTemp() );
1114	}
1115	#else
1116	AOF( pcRef->getPredDepthMap() );
1117	#endif
1118	AOF( pcRef->getPredDepthMap()->getWidth () == pcCur->getPredDepthMap()->getWidth () );
1119	AOF( pcRef->getPredDepthMap()->getHeight() == pcCur->getPredDepthMap()->getHeight() );
1120
1121	xClearDepthMap( pcCur );
1122	TComPicYuv* pcRefDepthMap = pcRef->getPredDepthMap ();
1123	#if PDM_REMOVE_DEPENDENCE
1124	if(pcCur->getViewId() == 2)
1125	pcRefDepthMap = pcRef->getPredDepthMapTemp ();
1126	#endif
1127	TComPicYuv* pcCurDepthMap = pcCur->getPredDepthMap ();
1128	Int iWidth = pcRefDepthMap->getWidth ();
1129	Int iHeight = pcRefDepthMap->getHeight ();
1130	Int iRefStride = pcRefDepthMap->getStride ();
1131	Int iCurStride = pcCurDepthMap->getStride ();
1132	Pel* pRefSamples = pcRefDepthMap->getLumaAddr( 0 );
1133	Pel* pCurSamples = pcCurDepthMap->getLumaAddr( 0 );
1134	Int iRefViewIdx = pcRef->getViewId();
1135	Int iShiftX = m_uiSubSampExpX + 2;
1136	Int iAddX = ( 1 << iShiftX ) >> 1;
1137	for( Int iY = 0; iY < iHeight; iY++, pRefSamples += iRefStride, pCurSamples += iCurStride )
1138	{
1139	for( Int iXRef = 0; iXRef < iWidth; iXRef++ )
1140	{
1141	Int iDepth = pRefSamples[ iXRef ];
1142	Int iDisp = xGetDisparityFromVirtDepth( iRefViewIdx, iDepth );
1143	Int iXCur = iXRef - ( ( iDisp + iAddX ) >> iShiftX );
1144	if( iXCur >= 0 && iXCur < iWidth && iDepth > pCurSamples[ iXCur ] )
1145	{
1146	pCurSamples[ iXCur ] = iDepth;
1147	}
1148	}
1149	}
1150	Bool bUndefined = xFillDepthMapHoles( pcCur );
1151	pcCurDepthMap->setBorderExtension( false );
1152	pcCurDepthMap->extendPicBorder ();
1153	return bUndefined;
1154	}
1155
1156
1157	Bool
1158	TComDepthMapGenerator::xPredictDepthMap( TComPic* pcPic )
1159	{
1160	for( UInt uiCUAddr = 0; uiCUAddr < pcPic->getPicSym()->getNumberOfCUsInFrame(); uiCUAddr++ )
1161	{
1162	TComDataCU* pcCU = pcPic->getCU( uiCUAddr );
1163	xPredictCUDepthMap( pcCU, 0, 0 );
1164	}
1165	Bool bUndefined = xFillDepthMapHoles( pcPic );
1166	#if PDM_REMOVE_DEPENDENCE
1167	if(pcPic->getStoredPDMforV2() == 1){
1168	pcPic->getPredDepthMapTemp()->setBorderExtension( false );
1169	pcPic->getPredDepthMapTemp()->extendPicBorder ();
1170	}else{
1171	#endif
1172	pcPic->getPredDepthMap()->setBorderExtension( false );
1173	pcPic->getPredDepthMap()->extendPicBorder ();
1174	#if PDM_REMOVE_DEPENDENCE
1175	}
1176	#endif
1177	return bUndefined;
1178	}
1179
1180
1181	Bool
1182	TComDepthMapGenerator::xFillDepthMapHoles( TComPic* pcPic )
1183	{
1184	Bool bUndefined = false;
1185	TComPicYuv* pcDepthMap = pcPic->getPredDepthMap ();
1186	#if PDM_REMOVE_DEPENDENCE
1187	if(pcPic->getViewId()==0 && pcPic->getStoredPDMforV2()==1)
1188	pcDepthMap = pcPic->getPredDepthMapTemp ();
1189	#endif
1190	Int iWidth = pcDepthMap->getWidth ();
1191	Int iHeight = pcDepthMap->getHeight ();
1192	Int iStride = pcDepthMap->getStride ();
1193	Pel* pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1194	// horizontal
1195	for( Int iY = 0; iY < iHeight && !bUndefined; iY++, pDMSamples += iStride )
1196	{
1197	for( Int iX = 0; iX < iWidth; iX++ )
1198	{
1199	if( pDMSamples[ iX ] == PDM_UNDEFINED_DEPTH )
1200	{
1201	Int iE;
1202	for( iE = iX + 1; iE < iWidth; iE++ )
1203	{
1204	if( pDMSamples[ iE ] != PDM_UNDEFINED_DEPTH )
1205	{
1206	break;
1207	}
1208	}
1209	if( iX > 0 \|\| iE < iWidth )
1210	{
1211	Int iDepth;
1212	if ( iX > 0 && iE < iWidth ) iDepth = ( pDMSamples[ iX-1 ] < pDMSamples[ iE ] ? pDMSamples[ iX-1 ] : pDMSamples[ iE ] );
1213	else if( iX > 0 ) iDepth = pDMSamples[ iX-1 ];
1214	else /( iE < iWidth )/ iDepth = pDMSamples[ iE ];
1215	for( Int iZ = iX; iZ < iE; iZ++ )
1216	{
1217	pDMSamples[ iZ ] = iDepth;
1218	}
1219	}
1220	else
1221	{
1222	bUndefined = true;
1223	break;
1224	}
1225	iX = iE - 1;
1226	}
1227	}
1228	}
1229
1230	if( bUndefined && m_uiCurrViewId )
1231	{
1232	pDMSamples = pcDepthMap->getLumaAddr( 0 );
1233	Int iMiddleOrgDpth = ( 1 << m_uiOrgDepthBitDepth ) >> 1;
1234	Int iMiddleDepth = xGetVirtDepthFromOrigDepth( m_uiCurrViewId, iMiddleOrgDpth );
1235	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1236	{
1237	for( Int iX = 0; iX < iWidth; iX++ )
1238	{
1239	pDMSamples[ iX ] = iMiddleDepth;
1240	}
1241	}
1242	}
1243	return bUndefined;
1244	}
1245
1246
1247	Void
1248	TComDepthMapGenerator::xClearDepthMap( TComPic* pcPic, Int iVal
1249	#if PDM_REMOVE_DEPENDENCE
1250	,
1251	Int forFirstNonBaseView
1252	#endif
1253	)
1254	{
1255	TComPicYuv* pcDepthMap = pcPic->getPredDepthMap ();
1256	Int iWidth = pcDepthMap->getWidth ();
1257	Int iHeight = pcDepthMap->getHeight ();
1258	Int iStride = pcDepthMap->getStride ();
1259	Pel* pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1260	#if PDM_REMOVE_DEPENDENCE
1261	if( forFirstNonBaseView == 1)
1262	{
1263	pcDepthMap = pcPic->getPredDepthMapTemp ();
1264	pDMSamples = pcDepthMap->getLumaAddr ( 0 );
1265	}
1266	#endif
1267	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1268	{
1269	for( Int iX = 0; iX < iWidth; iX++ )
1270	{
1271	pDMSamples[ iX ] = iVal;
1272	}
1273	}
1274	pcDepthMap->setBorderExtension( false );
1275	pcDepthMap->extendPicBorder ();
1276	}
1277
1278	Void
1279	TComDepthMapGenerator::xSetChroma( TComPicYuv* pcPic, Int iVal )
1280	{
1281	Int iWidth = pcPic->getWidth () >> 1;
1282	Int iHeight = pcPic->getHeight () >> 1;
1283	Int iStride = pcPic->getCStride ();
1284	Pel* pCbSamples = pcPic->getCbAddr ( 0 );
1285	Pel* pCrSamples = pcPic->getCrAddr ( 0 );
1286	for( Int iY = 0; iY < iHeight; iY++, pCbSamples += iStride, pCrSamples += iStride )
1287	{
1288	for( Int iX = 0; iX < iWidth; iX++ )
1289	{
1290	pCbSamples[ iX ] = pCrSamples[ iX ] = iVal;
1291	}
1292	}
1293	}
1294
1295
1296
1297
1298
1299
1300
1301	/===============================================
1302	===== =====
1303	===== C U p r e d i c t i o n s =====
1304	===== =====
1305	===============================================/
1306
1307	Void
1308	TComDepthMapGenerator::xPredictCUDepthMap( TComDataCU* pcCU, UInt uiDepth, UInt uiAbsPartIdx )
1309	{
1310	UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1311	UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1312	UInt uiRPelX = uiLPelX + ( g_uiMaxCUWidth >> uiDepth ) - 1;
1313	UInt uiBPelY = uiTPelY + ( g_uiMaxCUHeight >> uiDepth ) - 1;
1314	Bool bBoundary = ( uiRPelX >= pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() \|\| uiBPelY >= pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() );
1315	Bool bSplit = ( ( uiDepth < pcCU->getDepth( uiAbsPartIdx ) && uiDepth < ( g_uiMaxCUDepth - g_uiAddCUDepth ) ) \|\| bBoundary );
1316	if( bSplit )
1317	{
1318	UInt uiQNumParts = ( pcCU->getPic()->getNumPartInCU() >> ( uiDepth << 1 ) ) >> 2;
1319	for ( UInt uiPartUnitIdx = 0; uiPartUnitIdx < 4; uiPartUnitIdx++, uiAbsPartIdx += uiQNumParts )
1320	{
1321	uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1322	uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ];
1323	Bool bInside = ( uiLPelX < pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() && uiTPelY < pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() );
1324	if( bInside )
1325	{
1326	xPredictCUDepthMap( pcCU, uiDepth + 1, uiAbsPartIdx );
1327	}
1328	}
1329	return;
1330	}
1331
1332	//--- set sub-CU and sub-depth-map ---
1333	TComDataCU* pcSubCU = m_ppcCU [ uiDepth ];
1334	TComYuv* pcSubDM = m_ppcYuv[ uiDepth ];
1335	TComPicYuv* pcPicDM = pcCU->getPic()->getPredDepthMap();
1336	#if PDM_REMOVE_DEPENDENCE
1337	if( pcCU->getPic()->getStoredPDMforV2() == 1)
1338	pcPicDM = pcCU->getPic()->getPredDepthMapTemp();
1339	#endif
1340	UInt uiCUAddr = pcCU->getAddr();
1341	pcSubCU->copySubCU( pcCU, uiAbsPartIdx, uiDepth );
1342
1343	//--- update depth map ---
1344	switch( pcSubCU->getPredictionMode( 0 ) )
1345	{
1346	case MODE_INTRA:
1347	xIntraPredictCUDepthMap( pcSubCU, pcSubDM );
1348	break;
1349	case MODE_SKIP:
1350	case MODE_INTER:
1351	xInterPredictCUDepthMap( pcSubCU, pcSubDM );
1352	break;
1353	default:
1354	AOT( true );
1355	break;
1356	}
1357
1358	//--- copy sub-depth-map ---
1359	pcSubDM->copyToPicYuv( pcPicDM, uiCUAddr, uiAbsPartIdx );
1360	}
1361
1362
1363	Void
1364	TComDepthMapGenerator::xIntraPredictCUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap )
1365	{
1366	UInt uiInitTrDepth = ( pcCU->getPartitionSize( 0 ) == SIZE_2Nx2N ? 0 : 1 );
1367	UInt uiNumPart = pcCU->getNumPartInter ();
1368	UInt uiNumQParts = pcCU->getTotalNumPart () >> 2;
1369	for( UInt uiPU = 0; uiPU < uiNumPart; uiPU++ )
1370	{
1371	xIntraPredictBlkDepthMap( pcCU, pcCUDepthMap, uiPU * uiNumQParts, uiInitTrDepth );
1372	}
1373	}
1374
1375
1376	Void
1377	TComDepthMapGenerator::xInterPredictCUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap )
1378	{
1379	for( UInt uiPartIdx = 0; uiPartIdx < pcCU->getNumPartInter(); uiPartIdx++ )
1380	{
1381	xInterPredictPUDepthMap( pcCU, pcCUDepthMap, uiPartIdx );
1382	}
1383	}
1384
1385
1386
1387
1388
1389
1390
1391	/=====================================================================
1392	===== =====
1393	===== P U - a n d B l o c k p r e d i c t i o n s =====
1394	===== =====
1395	=====================================================================/
1396
1397	Void
1398	TComDepthMapGenerator::xIntraPredictBlkDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiAbsPartIdx, UInt uiTrDepth )
1399	{
1400	UInt uiFullDepth = pcCU->getDepth( 0 ) + uiTrDepth;
1401	UInt uiTrMode = pcCU->getTransformIdx( uiAbsPartIdx );
1402	if( uiTrMode == uiTrDepth )
1403	{
1404	UInt uiWidth = pcCU->getWidth ( 0 ) >> ( uiTrDepth + m_uiSubSampExpX );
1405	UInt uiHeight = pcCU->getHeight( 0 ) >> ( uiTrDepth + m_uiSubSampExpY );
1406	UInt uiStride = pcCUDepthMap->getStride ();
1407	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1408	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1409	Pel* pDepthMap = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1410	UInt uiLumaPredMode = pcCU->getLumaIntraDir ( uiAbsPartIdx );
1411	Bool bAboveAvail = false;
1412	Bool bLeftAvail = false;
1413	pcCU->getPattern()->initPattern ( pcCU, uiTrDepth, uiAbsPartIdx, true );
1414	pcCU->getPattern()->initAdiPattern( pcCU, uiAbsPartIdx, uiTrDepth,
1415	m_pcPrediction->getPredicBuf (),
1416	m_pcPrediction->getPredicBufWidth (),
1417	m_pcPrediction->getPredicBufHeight (),
1418	bAboveAvail, bLeftAvail, false, true, m_uiSubSampExpX, m_uiSubSampExpY );
1419	m_pcPrediction->predIntraDepthAng ( pcCU->getPattern(), uiLumaPredMode, pDepthMap, uiStride, uiWidth, uiHeight ); // could be replaced with directional intra prediction
1420	// using "predIntraLumaAng", but note:
1421	// - need to take care of neighbours with undefined depth
1422	// - special case for wedgelet mode (if available in normal views)
1423	// copy to picture array (for next intra prediction block)
1424	UInt uiZOrderIdx = pcCU->getZorderIdxInCU() + uiAbsPartIdx;
1425	Pel* pPicDepthMap = pcCU->getPic()->getPredDepthMap()->getLumaAddr( pcCU->getAddr(), uiZOrderIdx );
1426	#if PDM_REMOVE_DEPENDENCE
1427	if(pcCU->getPic()->getStoredPDMforV2()==1)
1428	pPicDepthMap = pcCU->getPic()->getPredDepthMapTemp()->getLumaAddr( pcCU->getAddr(), uiZOrderIdx );
1429	#endif
1430	Int iPicStride = pcCU->getPic()->getPredDepthMap()->getStride ();
1431	for( UInt uiY = 0; uiY < uiHeight; uiY++, pDepthMap += uiStride, pPicDepthMap += iPicStride )
1432	{
1433	for( UInt uiX = 0; uiX < uiWidth; uiX++ )
1434	{
1435	pPicDepthMap[ uiX ] = pDepthMap[ uiX ];
1436	}
1437	}
1438	}
1439	else
1440	{
1441	UInt uiNumQPart = pcCU->getPic()->getNumPartInCU() >> ( ( uiFullDepth + 1 ) << 1 );
1442	for( UInt uiPart = 0; uiPart < 4; uiPart++ )
1443	{
1444	xIntraPredictBlkDepthMap( pcCU, pcCUDepthMap, uiAbsPartIdx + uiPart * uiNumQPart, uiTrDepth + 1 );
1445	}
1446	}
1447	}
1448
1449
1450	Void
1451	TComDepthMapGenerator::xInterPredictPUDepthMap( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1452	{
1453	if ( pcCU->getSlice()->getSPS()->getViewId() )
1454	{
1455	AOF( m_uiCurrViewId == pcCU->getSlice()->getSPS()->getViewId() );
1456	// check for interview prediction
1457	Int iWidth;
1458	Int iHeight;
1459	UInt uiAbsPartIdx;
1460	pcCU->getPartIndexAndSize( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1461	TComCUMvField* aiCurrMvField[2] = { pcCU->getCUMvField( REF_PIC_LIST_0 ), pcCU->getCUMvField( REF_PIC_LIST_1 ) };
1462	Int aiCurrRefIdx [2] = { aiCurrMvField[0]->getRefIdx( uiAbsPartIdx ), aiCurrMvField[1]->getRefIdx( uiAbsPartIdx ) };
1463	Bool abCurrIntView[2] = { aiCurrRefIdx[0] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiCurrRefIdx[0] )->getSPS()->getViewId() != m_uiCurrViewId,
1464	aiCurrRefIdx[1] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiCurrRefIdx[1] )->getSPS()->getViewId() != m_uiCurrViewId };
1465	Bool bUsesInterViewPrd = ( abCurrIntView[0] \|\| abCurrIntView[1] );
1466	if( bUsesInterViewPrd )
1467	{
1468	xIViewPUDepthMapUpdate ( pcCU, pcCUDepthMap, uiPartIdx );
1469	}
1470	else
1471	{
1472	#if PDM_NO_INTER_UPDATE
1473	xInterPUDepthMapPrediction( pcCU, pcCUDepthMap, uiPartIdx );
1474	#else
1475	xInterPUDepthMapUpdate ( pcCU, pcCUDepthMap, uiPartIdx );
1476	#endif
1477	}
1478	}
1479	else
1480	{
1481	xInterPUDepthMapPrediction( pcCU, pcCUDepthMap, uiPartIdx );
1482	}
1483	}
1484
1485
1486	Void
1487	TComDepthMapGenerator::xIViewPUDepthMapUpdate( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1488	{
1489	// get width, height, and part address
1490	Int iWidth;
1491	Int iHeight;
1492	UInt uiAbsPartIdx;
1493	pcCU->getPartIndexAndSize( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1494	iWidth >>= m_uiSubSampExpX;
1495	iHeight >>= m_uiSubSampExpY;
1496
1497	// get depth values
1498	Int iDepthValue = PDM_UNDEFINED_DEPTH;
1499	Int aiPrdDepth[2] = { PDM_UNDEFINED_DEPTH, PDM_UNDEFINED_DEPTH };
1500	for( Int iRefListId = 0; iRefListId < 2; iRefListId++ )
1501	{
1502	RefPicList eRefPicList = RefPicList( iRefListId );
1503	TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefPicList );
1504	Int iRefIdx = pcCUMvField->getRefIdx( uiAbsPartIdx );
1505	UInt uiBaseId = ( iRefIdx >= 0 ? pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getSPS()->getViewId() : MAX_VIEW_NUM );
1506	Bool bInterview = ( iRefIdx >= 0 && uiBaseId < m_uiCurrViewId );
1507	if( bInterview )
1508	{
1509	Int iMvX = pcCUMvField->getMv( uiAbsPartIdx ).getHor();
1510	aiPrdDepth[ iRefListId ] = xGetVirtDepthFromDisparity( uiBaseId, iMvX );
1511	}
1512	}
1513	if( aiPrdDepth[ 0 ] != PDM_UNDEFINED_DEPTH && aiPrdDepth[ 1 ] != PDM_UNDEFINED_DEPTH )
1514	{
1515	iDepthValue = ( aiPrdDepth[ 0 ] + aiPrdDepth[ 1 ] + 1 ) >> 1;
1516	}
1517	else
1518	{
1519	iDepthValue = ( aiPrdDepth[ 0 ] != PDM_UNDEFINED_DEPTH ? aiPrdDepth[ 0 ] : aiPrdDepth[ 1 ] );
1520	AOT( iDepthValue == PDM_UNDEFINED_DEPTH );
1521	}
1522	iDepthValue = Max( 0, Min( PDM_MAX_ABS_VIRT_DEPTH, iDepthValue ) );
1523
1524	// set depth map for PU
1525	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1526	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1527	Pel* pDMSamples = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1528	Int iStride = pcCUDepthMap->getStride ();
1529	for( Int iY = 0; iY < iHeight; iY++, pDMSamples += iStride )
1530	{
1531	for( Int iX = 0; iX < iWidth; iX++)
1532	{
1533	pDMSamples[ iX ] = (Pel)iDepthValue;
1534	}
1535	}
1536	}
1537
1538
1539	Void
1540	TComDepthMapGenerator::xInterPUDepthMapUpdate( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1541	{
1542	const Int iMaxAbsDeltaMvY = 8 << 2;
1543
1544	//===== determine block parameters for current access unit and current view =====
1545	Int iWidth;
1546	Int iHeight;
1547	UInt uiAbsPartIdx;
1548	pcCU->getPartIndexAndSize ( uiPartIdx, uiAbsPartIdx, iWidth, iHeight );
1549	UInt uiCurrViewId = pcCU->getSlice()->getSPS()->getViewId();
1550	Int iNum4x4BlksY = iHeight >> 2;
1551	Int iNum4x4BlksX = iWidth >> 2;
1552	iWidth >>= m_uiSubSampExpX;
1553	iHeight >>= m_uiSubSampExpY;
1554
1555	TComPicYuv* pcCurrDepthMap = pcCU->getPic()->getPredDepthMap();
1556	Pel* piCurrDepthMap = pcCurrDepthMap->getLumaAddr();
1557	Int iCurrStride = pcCurrDepthMap->getStride();
1558	TComCUMvField* aiCurrMvField[2] = { pcCU->getCUMvField( REF_PIC_LIST_0 ), pcCU->getCUMvField( REF_PIC_LIST_1 ) };
1559	Int aiCurrRefIdx [2] = { aiCurrMvField[0]->getRefIdx( uiAbsPartIdx ), aiCurrMvField[1]->getRefIdx( uiAbsPartIdx ) };
1560	Int iMinCurrListId = ( aiCurrRefIdx [0] < 0 ? 1 : 0 );
1561	Int iMaxCurrListId = ( aiCurrRefIdx [1] < 0 ? 0 : 1 );
1562	Int iCurrPUPosX;
1563	Int iCurrPUPosY;
1564	pcCurrDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiAbsPartIdx, iCurrPUPosX, iCurrPUPosY );
1565	AOT( uiCurrViewId != m_uiCurrViewId );
1566	AOT( iMinCurrListId > iMaxCurrListId );
1567	AOT( aiCurrRefIdx[0] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiCurrRefIdx[0] )->getSPS()->getViewId() != uiCurrViewId );
1568	AOT( aiCurrRefIdx[1] >= 0 && pcCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiCurrRefIdx[1] )->getSPS()->getViewId() != uiCurrViewId );
1569
1570	//===== determine parameters for current access unit and base view =====
1571	AOF( m_auiBaseIdList.size() );
1572	UInt uiBaseId = m_auiBaseIdList[ 0 ];
1573	TComPic* pcBasePic = m_pcAUPicAccess->getPic( uiBaseId );
1574	AOF( pcBasePic );
1575	TComPicYuv* pcBaseDepthMap = pcBasePic->getPredDepthMap();
1576	TComPicYuv* pcBaseRecPic = pcBasePic->getPicYuvRec ();
1577	Pel* piBaseDepthMap = pcBaseDepthMap->getLumaAddr();
1578	Int iBaseStride = pcBaseDepthMap->getStride();
1579	Int iShiftX = m_uiSubSampExpX + 2;
1580	Int iShiftY = m_uiSubSampExpY + 2;
1581	Int iAddX = ( 1 << iShiftX ) >> 1;
1582	Int iAddY = ( 1 << iShiftY ) >> 1;
1583
1584	//===== initialize 4x4 block arrays =====
1585	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1586	{
1587	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1588	{
1589	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = false;
1590	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = PDM_UNDEFINED_DEPTH;
1591	}
1592	}
1593	Int iNum4x4Set = 0;
1594
1595	//===== determine depth based on 4x4 blocks =====
1596	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1597	{
1598	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1599	{
1600	// position parameters
1601	Int iCurrBlkPosX = iCurrPUPosX + ( ( i4x4BlkX << 2 ) >> m_uiSubSampExpX );
1602	Int iCurrBlkPosY = iCurrPUPosY + ( ( i4x4BlkY << 2 ) >> m_uiSubSampExpY );
1603	Int iCurrSamplePosX = iCurrBlkPosX + ( 1 >> m_uiSubSampExpX );
1604	Int iCurrSamplePosY = iCurrBlkPosY + ( 1 >> m_uiSubSampExpY );
1605	Int iCurrPredDepth = piCurrDepthMap[ iCurrSamplePosY * iCurrStride + iCurrSamplePosX ];
1606	Int iCurrPredDisp = xGetDisparityFromVirtDepth( uiBaseId, iCurrPredDepth );
1607	Int iBaseSamplePosX = iCurrSamplePosX + ( ( iCurrPredDisp + iAddX ) >> iShiftX );
1608	Int iBaseSamplePosY = iCurrSamplePosY;
1609	iBaseSamplePosX = Clip3( 0, pcBaseDepthMap->getWidth () - 1, iBaseSamplePosX );
1610	iBaseSamplePosY = Clip3( 0, pcBaseDepthMap->getHeight() - 1, iBaseSamplePosY );
1611
1612	// check for occlusion
1613	if( piBaseDepthMap[ iBaseSamplePosY * iBaseStride + iBaseSamplePosX ] != iCurrPredDepth )
1614	{
1615	continue;
1616	}
1617
1618	// determine base motion data and check prediction mode
1619	Int iBaseCUAddr;
1620	Int iBaseAbsPartIdx;
1621	pcBaseRecPic->getCUAddrAndPartIdx( iBaseSamplePosX << m_uiSubSampExpX, iBaseSamplePosY << m_uiSubSampExpY, iBaseCUAddr, iBaseAbsPartIdx );
1622	TComDataCU* pcBaseCU = pcBasePic->getCU( iBaseCUAddr );
1623	if( pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_INTER && pcBaseCU->getPredictionMode( iBaseAbsPartIdx ) != MODE_SKIP )
1624	{
1625	continue;
1626	}
1627
1628	// check whether base was inter-view predicted
1629	TComCUMvField* aiBaseMvField[2] = { pcBaseCU->getCUMvField( REF_PIC_LIST_0 ), pcBaseCU->getCUMvField( REF_PIC_LIST_1 ) };
1630	Int aiBaseRefIdx [2] = { aiBaseMvField[0]->getRefIdx( iBaseAbsPartIdx ), aiBaseMvField[1]->getRefIdx( iBaseAbsPartIdx ) };
1631	Bool abBaseIntView[2] = { aiBaseRefIdx[0] >= 0 && pcBaseCU->getSlice()->getRefPic( REF_PIC_LIST_0, aiBaseRefIdx[0] )->getSPS()->getViewId() != uiBaseId,
1632	aiBaseRefIdx[1] >= 0 && pcBaseCU->getSlice()->getRefPic( REF_PIC_LIST_1, aiBaseRefIdx[1] )->getSPS()->getViewId() != uiBaseId };
1633	if( abBaseIntView[0] \|\| abBaseIntView[1] )
1634	{ // current depth is reliable
1635	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = iCurrPredDepth;
1636	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1637	iNum4x4Set++;
1638	continue;
1639	}
1640
1641	// determine depth candidates using an approximate 4-point relationship (if appropriate)
1642	std::vector<Int> aiDepthCand;
1643	Int iMinBaseListId = ( aiBaseRefIdx [0] < 0 ? 1 : 0 );
1644	Int iMaxBaseListId = ( aiBaseRefIdx [1] < 0 ? 0 : 1 );
1645	AOT( iMinBaseListId > iMaxBaseListId );
1646	for( Int iCurrRefListId = iMinCurrListId; iCurrRefListId <= iMaxCurrListId; iCurrRefListId++ )
1647	{
1648	RefPicList eCurrRefPicList = RefPicList( iCurrRefListId );
1649	Int iCurrRefPoc = pcCU->getSlice()->getRefPOC( eCurrRefPicList, aiCurrRefIdx[ iCurrRefListId ] );
1650	TComPic* pcCurrRefPic = pcCU->getSlice()->getRefPic( eCurrRefPicList, aiCurrRefIdx[ iCurrRefListId ] );
1651	TComPicYuv* pcCurrRefDMap = pcCurrRefPic->getPredDepthMap();
1652	Pel* piCurrRefDMap = pcCurrRefDMap->getLumaAddr();
1653	Int iCurrRefStride = pcCurrRefDMap->getStride();
1654	TComMv rcCurrMv = aiCurrMvField[ iCurrRefListId ]->getMv( uiAbsPartIdx );
1655	Int iCurrRefSamplePosX = iCurrSamplePosX + ( ( rcCurrMv.getHor() + iAddX ) >> iShiftX );
1656	Int iCurrRefSamplePosY = iCurrSamplePosY + ( ( rcCurrMv.getVer() + iAddY ) >> iShiftY );
1657	Int iCurrRefSamplePosXC = Clip3( 0, pcCurrRefDMap->getWidth () - 1, iCurrRefSamplePosX );
1658	Int iCurrRefSamplePosYC = Clip3( 0, pcCurrRefDMap->getHeight() - 1, iCurrRefSamplePosY );
1659	Int iCurrRefDepth = piCurrRefDMap[ iCurrRefSamplePosYC * iCurrRefStride + iCurrRefSamplePosXC ];
1660
1661	for( Int iBaseRefListId = iMinBaseListId; iBaseRefListId <= iMaxBaseListId; iBaseRefListId++ )
1662	{
1663	RefPicList eBaseRefPicList = RefPicList( iBaseRefListId );
1664	Int iBaseRefPoc = pcBaseCU->getSlice()->getRefPOC( eBaseRefPicList, aiBaseRefIdx[ iBaseRefListId ] );
1665
1666	if( iCurrRefPoc == iBaseRefPoc )
1667	{
1668	// location and depth for path currView/currAU -> currView/refAU -> baseView/refAU
1669	Int iCurrRefDisp = xGetDisparityFromVirtDepth( uiBaseId, iCurrRefDepth );
1670	Int iBaseRefSamplePosX = iCurrRefSamplePosX + ( ( iCurrRefDisp + iAddX ) >> iShiftX );
1671	Int iBaseRefSamplePosY = iCurrRefSamplePosY;
1672	TComPic* pcBaseRefPic = pcBaseCU->getSlice()->getRefPic( eBaseRefPicList, aiBaseRefIdx[ iBaseRefListId ] );
1673	TComPicYuv* pcBaseRefDMap = pcBaseRefPic->getPredDepthMap();
1674	Pel* piBaseRefDMap = pcBaseRefDMap->getLumaAddr();
1675	Int iBaseRefStride = pcBaseRefDMap->getStride();
1676	iBaseRefSamplePosX = Clip3( 0, pcBaseRefDMap->getWidth () - 1, iBaseRefSamplePosX );
1677	iBaseRefSamplePosY = Clip3( 0, pcBaseRefDMap->getHeight() - 1, iBaseRefSamplePosY );
1678	Int iBaseRefDepth = piBaseRefDMap[ iBaseRefSamplePosY * iBaseRefStride + iBaseRefSamplePosX ];
1679
1680	// location and depth for path currView/currAU ->baseView/currAU -> baseView/refAU
1681	TComMv rcBaseMv = aiBaseMvField[ iBaseRefListId ]->getMv( iBaseAbsPartIdx );
1682	Int iAbsDeltaMvY = ( rcBaseMv.getAbsVer() > rcCurrMv.getVer() ? rcBaseMv.getAbsVer() - rcCurrMv.getVer() : rcCurrMv.getVer() - rcBaseMv.getAbsVer() );
1683
1684	// check reliability (occlusion in reference access unit / vertical motion vector difference)
1685	if( iBaseRefDepth != iCurrRefDepth \|\| iAbsDeltaMvY > iMaxAbsDeltaMvY )
1686	{
1687	continue;
1688	}
1689
1690	// determine new depth
1691	Int iCurrCandDisp = iCurrRefDisp + rcCurrMv.getHor() - rcBaseMv.getHor();
1692	Int iCurrCandDepth = xGetVirtDepthFromDisparity( uiBaseId, iCurrCandDisp );
1693	aiDepthCand.push_back( iCurrCandDepth );
1694	} // iCurrRefPoc == iBaseRefPoc
1695	} // iBaseRefListId
1696	} // iCurrRefListId
1697
1698	// set depth for 4x4 block
1699	if( aiDepthCand.size() )
1700	{ // get depth with minimum change (probably most reliable)
1701	Int iMinAbsDepthChange = (1<<30);
1702	Int iDepthForMinChange = (1<<30);
1703	for( UInt uiCandId = 0; uiCandId < (UInt)aiDepthCand.size(); uiCandId++ )
1704	{
1705	Int iAbsDeltaDepth = ( aiDepthCand[uiCandId] > iCurrPredDepth ? aiDepthCand[uiCandId] > iCurrPredDepth : iCurrPredDepth - aiDepthCand[uiCandId] );
1706	if( iAbsDeltaDepth < iMinAbsDepthChange )
1707	{
1708	iMinAbsDepthChange = iAbsDeltaDepth;
1709	iDepthForMinChange = aiDepthCand[uiCandId];
1710	}
1711	}
1712	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = Min( Max( 0, iDepthForMinChange ), PDM_MAX_ABS_VIRT_DEPTH );
1713	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1714	iNum4x4Set++;
1715	}
1716	} // i4x4BlkX
1717	} // i4x4BlkY
1718
1719	//===== fall back (take original depth for 4x4 blocks) ====
1720	if( iNum4x4Set < Max( 1, ( iNum4x4BlksY * iNum4x4BlksX ) >> 2 ) )
1721	{
1722	iNum4x4Set = 0;
1723	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1724	{
1725	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1726	{
1727	Int iCurrSamplePosX = iCurrPUPosX + ( ( ( i4x4BlkX << 2 ) + 1 ) >> m_uiSubSampExpX );
1728	Int iCurrSamplePosY = iCurrPUPosY + ( ( ( i4x4BlkY << 2 ) + 1 ) >> m_uiSubSampExpY );
1729	m_aai4x4Depth[i4x4BlkY][i4x4BlkX] = piCurrDepthMap[ iCurrSamplePosY * iCurrStride + iCurrSamplePosX ];
1730	m_aabDepthSet[i4x4BlkY][i4x4BlkX] = true;
1731	iNum4x4Set++;
1732	}
1733	}
1734	}
1735
1736	#if PDM_ONE_DEPTH_PER_PU
1737	//===== set average in 4x4 depth array =====
1738	Int iSum = 0;
1739	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1740	{
1741	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1742	{
1743	if( m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] )
1744	{
1745	iSum += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ];
1746	}
1747	}
1748	}
1749	Int iDepth = ( iSum + ( iNum4x4Set >> 1 ) ) / iNum4x4Set;
1750	iNum4x4Set = iNum4x4BlksY * iNum4x4BlksX;
1751	for( Int i4x4BlkY = 0; i4x4BlkY < iNum4x4BlksY; i4x4BlkY++ )
1752	{
1753	for( Int i4x4BlkX = 0; i4x4BlkX < iNum4x4BlksX; i4x4BlkX++ )
1754	{
1755	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = iDepth;
1756	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = true;
1757	}
1758	}
1759	#endif
1760
1761	//===== complete depth arrays =====
1762	while( iNum4x4BlksY * iNum4x4BlksX - iNum4x4Set )
1763	{
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	{ // could also use minimum of neighbours (occlusions)
1770	Int iNumNeighbours = 0;
1771	Int iSumNeighbours = 0;
1772	if( i4x4BlkY > 0 && m_aabDepthSet[ i4x4BlkY-1 ][ i4x4BlkX ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY-1 ][ i4x4BlkX ]; iNumNeighbours++; }
1773	if( i4x4BlkY < iNum4x4BlksY-1 && m_aabDepthSet[ i4x4BlkY+1 ][ i4x4BlkX ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY+1 ][ i4x4BlkX ]; iNumNeighbours++; }
1774	if( i4x4BlkX > 0 && m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX-1 ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX-1 ]; iNumNeighbours++; }
1775	if( i4x4BlkX < iNum4x4BlksX-1 && m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX+1 ] ) { iSumNeighbours += m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX+1 ]; iNumNeighbours++; }
1776	if( iNumNeighbours )
1777	{
1778	m_aai4x4Depth[ i4x4BlkY ][ i4x4BlkX ] = ( iSumNeighbours + ( iNumNeighbours >> 1 ) ) / iNumNeighbours;
1779	m_aabDepthSet[ i4x4BlkY ][ i4x4BlkX ] = true;
1780	iNum4x4Set++;
1781	}
1782	}
1783	}
1784	}
1785	}
1786
1787	//===== set depth values =====
1788	UInt uiBlkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpX;
1789	UInt uiBlkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsPartIdx ] ] >> m_uiSubSampExpY;
1790	Pel* piDepthMap = pcCUDepthMap->getLumaAddr() + uiBlkY * pcCUDepthMap->getStride() + uiBlkX;
1791	Int iCUStride = pcCUDepthMap->getStride ();
1792	for( Int iRow = 0; iRow < iHeight; iRow++, piDepthMap += iCUStride )
1793	{
1794	for( Int iCol = 0; iCol < iWidth; iCol++ )
1795	{
1796	piDepthMap[ iCol ] = m_aai4x4Depth[ (iRow << m_uiSubSampExpY) >> 2 ][ (iCol << m_uiSubSampExpX) >> 2 ];
1797	}
1798	}
1799	}
1800
1801
1802	Void
1803	TComDepthMapGenerator::xInterPUDepthMapPrediction( TComDataCU* pcCU, TComYuv* pcCUDepthMap, UInt uiPartIdx )
1804	{
1805	m_pcPrediction->motionCompensation( pcCU, pcCUDepthMap, REF_PIC_LIST_X, (Int)uiPartIdx, true, m_uiSubSampExpX, m_uiSubSampExpY );
1806	}
1807
1808
1809	Bool
1810	TComDepthMapGenerator::xGetPredDepth( TComDataCU* pcCU, UInt uiPartIdx, Int& riPrdDepth, Int* piPosX, Int* piPosY )
1811	{
1812	AOF ( m_bCreated && m_bInit );
1813	AOF ( pcCU );
1814	ROFRS( m_bPDMAvailable, false );
1815
1816	TComSlice* pcSlice = pcCU->getSlice ();
1817	TComPic* pcPic = pcCU->getPic ();
1818	TComSPS* pcSPS = pcSlice->getSPS();
1819	AOF ( pcPic->getPredDepthMap() );
1820	AOF ( pcSPS->getViewId() == m_uiCurrViewId );
1821
1822	//===== get predicted depth and disprity for middle position of current PU =====
1823	UInt uiPartAddr;
1824	Int iWidth;
1825	Int iHeight;
1826	pcCU->getPartIndexAndSize( uiPartIdx, uiPartAddr, iWidth, iHeight );
1827	TComPicYuv* pcPredDepthMap = pcPic->getPredDepthMap();
1828	Pel* piPredDepthMap = pcPredDepthMap->getLumaAddr ( 0 );
1829	Int iCurrStride = pcPredDepthMap->getStride ();
1830	Int iCurrPosX;
1831	Int iCurrPosY;
1832	pcPredDepthMap->getTopLeftSamplePos( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiPartAddr, iCurrPosX, iCurrPosY );
1833	#if SAIT_IMPROV_MOTION_PRED_M24829 // max disparity within PU
1834	Int DiWidth = iCurrPosX+(iWidth >> m_uiSubSampExpX);
1835	Int DiHeight = iCurrPosY+(iHeight >> m_uiSubSampExpY);
1836	Int maxDepth = MIN_INT;
1837
1838	for(Int y=iCurrPosY; y<DiHeight ;y++)
1839	{
1840	for(Int x=iCurrPosX; x<DiWidth; x++)
1841	{
1842	if(piPredDepthMap[ x + y * iCurrStride ] > maxDepth)
1843	{
1844	maxDepth = piPredDepthMap[ x + y * iCurrStride ];
1845	}
1846	}
1847	}
1848	iCurrPosX += ( ( iWidth >> m_uiSubSampExpX ) - 1 ) >> 1;
1849	iCurrPosY += ( ( iHeight >> m_uiSubSampExpY ) - 1 ) >> 1;
1850	riPrdDepth = maxDepth;
1851	#else
1852	iCurrPosX += ( ( iWidth >> m_uiSubSampExpX ) - 1 ) >> 1;
1853	iCurrPosY += ( ( iHeight >> m_uiSubSampExpY ) - 1 ) >> 1;
1854	riPrdDepth = piPredDepthMap[ iCurrPosX + iCurrPosY * iCurrStride ];
1855	#endif
1856	if( piPosX )
1857	{
1858	*piPosX = iCurrPosX;
1859	}
1860	if( piPosY )
1861	{
1862	*piPosY = iCurrPosY;
1863	}
1864	return true;
1865	}
1866	#endif
1867
1868	#endif // DEPTH_MAP_GENERATION
1869

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source: 3DVCSoftware/branches/HTM-4.1-dev2-RWTH-Fix/source/Lib/TLibCommon/TComDepthMapGenerator.cpp @ 204

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