source: 3DVCSoftware/branches/HTM-3.1-MediaTek/source/Lib/TLibRenderer/TRenModSetupStrParser.cpp @ 145

Last change on this file since 145 was 56, checked in by hschwarz, 13 years ago

updated trunk (move to HM6.1)
  • Property svn:eol-style set to native
File size: 12.7 KB
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1/* The copyright in this software is being made available under the BSD
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4 * granted under this license.
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6 * Copyright (c) 2010-2011, ISO/IEC
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33
34
35#include "TRenImage.h"
36#include "TRenFilter.h"
37#include "TRenModSetupStrParser.h"
38
39Int
40TRenModSetupStrParser::getNumOfModels()
41{
42  return m_iNumberOfModels;
43}
44
45Int
46TRenModSetupStrParser::getNumOfBaseViews()
47{
48  return (Int) m_aiAllBaseViewIdx  .size();
49}
50
51Int
52TRenModSetupStrParser::getNumOfModelsForView( Int iViewIdx, Int iContent )
53{
54  return (Int) m_aaaiModelNums[iContent][iViewIdx].size();
55}
56
57Int
58TRenModSetupStrParser::getNumOfBaseViewsForView( Int iViewIdx, Int iContent )
59{
60  return (Int) m_aaaiBaseViewsIdx[iContent][iViewIdx].size();
61}
62
63Void
64TRenModSetupStrParser::getSingleModelData( Int iSrcViewIdx,
65                                           Int iSrcCnt,
66                                           Int iCurModel,
67                                           Int& riModelNum,
68                                           Int& riBlendMode,
69                                           Int& riLeftBaseViewIdx,
70                                           Int& riRightBaseViewIdx,
71                                           Int& riOrgRefBaseViewIdx,
72                                           Int& riSynthViewRelNum )
73{
74  Bool bExtrapolate    = m_aaabExtrapolate[iSrcCnt][iSrcViewIdx][iCurModel];
75  Bool bOrgRef         = m_aaabOrgRef     [iSrcCnt][iSrcViewIdx][iCurModel];
76
77  riOrgRefBaseViewIdx = bOrgRef ? m_aaaiSynthViewNums[iSrcCnt][iSrcViewIdx][iCurModel] / ( (Int) VIEW_NUM_PREC ) : -1;
78  riSynthViewRelNum    = m_aaaiSynthViewNums[iSrcCnt][iSrcViewIdx][iCurModel];
79  riModelNum           = m_aaaiModelNums    [iSrcCnt][iSrcViewIdx][iCurModel];
80  riBlendMode          = m_aaaiBlendMode    [iSrcCnt][iSrcViewIdx][iCurModel];
81
82
83  Int iSrcViewNum = iSrcViewIdx * ((Int) VIEW_NUM_PREC );
84  if ( iSrcViewNum < riSynthViewRelNum )
85  {
86    riLeftBaseViewIdx  = iSrcViewIdx;
87    riRightBaseViewIdx = -1;
88  }
89  else
90  {
91    riLeftBaseViewIdx = -1;
92    riRightBaseViewIdx  = iSrcViewIdx;
93  }
94
95  if ( !bExtrapolate )
96  {
97    std::vector<Int> cCurBaseViews = m_aaaiBaseViewsIdx[iSrcCnt][iSrcViewIdx];
98
99    Int iMinDist = MAX_INT;
100    Int iNearestNum = -1;
101
102    for (Int iCurBaseView = 0; iCurBaseView < cCurBaseViews.size(); iCurBaseView++ )
103    {
104      Int iCurBaseNum = m_aaaiBaseViewsIdx [iSrcCnt][iSrcViewIdx][iCurBaseView];
105
106      if ( iCurBaseNum == iSrcViewNum )
107        continue;
108
109      Int iDist = iCurBaseNum - riSynthViewRelNum;
110
111      if ( ( iDist <= 0  && riLeftBaseViewIdx == -1) || ( iDist >= 0  && riRightBaseViewIdx == -1 ) )
112      {
113        if ( abs(iDist) < iMinDist )
114        {
115          iMinDist = abs(iDist);
116          iNearestNum = iCurBaseNum;
117        }
118      }
119    }
120    xError(iNearestNum == -1);
121
122    if (riLeftBaseViewIdx == -1 )
123    {
124      riLeftBaseViewIdx = iNearestNum / (Int) (VIEW_NUM_PREC);
125    }
126    else
127    {
128      riRightBaseViewIdx = iNearestNum / (Int) (VIEW_NUM_PREC);
129    }
130
131    xError(riLeftBaseViewIdx  == -1 );
132    xError(riRightBaseViewIdx == -1 );
133    xError(riLeftBaseViewIdx  >= riRightBaseViewIdx );
134  }
135}
136
137Void
138TRenModSetupStrParser::getBaseViewData( Int iSourceViewIdx, Int iSourceContent, Int iCurView, Int& riBaseViewSIdx, Int& riVideoDistMode, Int& riDepthDistMode )
139{
140  riBaseViewSIdx = m_aaaiBaseViewsIdx  [iSourceContent][iSourceViewIdx][iCurView] / (Int) VIEW_NUM_PREC;
141  riVideoDistMode            = m_aaaiVideoDistMode [iSourceContent][iSourceViewIdx][iCurView];
142  riDepthDistMode            = m_aaaiDepthDistMode [iSourceContent][iSourceViewIdx][iCurView];
143}
144
145TRenModSetupStrParser::TRenModSetupStrParser()
146{
147  m_pchSetStr       = NULL;
148  m_iPosInStr       = 0;
149  m_iNumberOfModels = 0;
150  m_bCurrentViewSet = false;
151}
152
153Void
154TRenModSetupStrParser::setString( Int iNumOfBaseViews, Char* pchSetStr )
155{
156  for (Int iContent = 0; iContent < 2; iContent++)
157  {
158    m_aaaiBaseViewsIdx  [iContent].resize( iNumOfBaseViews );
159    m_aaaiDepthDistMode [iContent].resize( iNumOfBaseViews );
160    m_aaaiVideoDistMode [iContent].resize( iNumOfBaseViews );
161    m_aaaiSynthViewNums [iContent].resize( iNumOfBaseViews );
162    m_aaaiModelNums     [iContent].resize( iNumOfBaseViews );
163    m_aaabOrgRef        [iContent].resize( iNumOfBaseViews );
164    m_aaabExtrapolate   [iContent].resize( iNumOfBaseViews );
165    m_aaaiBlendMode     [iContent].resize( iNumOfBaseViews );
166  }
167
168  AOT( m_pchSetStr );
169  m_pchSetStr = pchSetStr;
170  m_iPosInStr       = 0;
171  m_bCurrentViewSet = false;
172
173  xParseString();
174}
175
176Void
177TRenModSetupStrParser::xParseString()
178{
179  Char cChar;
180  xGetNextChar(cChar);
181  while(  cChar != '\0' )
182  {
183    xParseSourceView();
184    xGetNextChar(cChar);
185  }
186  // CHECK
187  size_t iNumOfSrcViews = m_aaaiBaseViewsIdx[0].size();
188
189  for (Int iSrcView = 0; iSrcView < iNumOfSrcViews; iSrcView++)
190  {
191    for (Int iContent = 0; iContent < 2; iContent++ )
192    {
193      size_t iNumOfBase  = m_aaaiBaseViewsIdx  [iContent][iSrcView].size();
194      AOF( iNumOfBase   == m_aaaiDepthDistMode [iContent][iSrcView].size());
195      AOF( iNumOfBase   == m_aaaiVideoDistMode [iContent][iSrcView].size());
196
197      size_t iNumOfModels = m_aaaiSynthViewNums[iContent][iSrcView].size();
198      AOF( iNumOfModels == m_aaaiModelNums     [iContent][iSrcView].size());
199      AOF( iNumOfModels == m_aaabOrgRef        [iContent][iSrcView].size());
200      AOF( iNumOfModels == m_aaabExtrapolate   [iContent][iSrcView].size());
201    }
202  }
203
204  // SORT
205  std::vector<Int>::iterator cIterNewEnd;
206
207  std::sort( m_aiAllBaseViewIdx.begin(), m_aiAllBaseViewIdx.end() );
208  cIterNewEnd = std::unique( m_aiAllBaseViewIdx.begin(), m_aiAllBaseViewIdx.end() );
209  m_aiAllBaseViewIdx.erase( cIterNewEnd, m_aiAllBaseViewIdx.end() );
210
211  std::sort( m_aiAllSynthViewNums.begin(), m_aiAllSynthViewNums.end() );
212  cIterNewEnd = std::unique( m_aiAllSynthViewNums.begin(), m_aiAllSynthViewNums.end() );
213  m_aiAllSynthViewNums.erase( cIterNewEnd, m_aiAllSynthViewNums.end() );
214}
215
216Void
217TRenModSetupStrParser::xParseSourceView()
218{
219  m_bCurrentViewSet = false;
220
221  Char cChar;
222  xGetNextCharGoOn( cChar );
223  xError( cChar != '[' );
224  xReadViewInfo('B');
225
226  Bool bContinueReading = true;
227  while( bContinueReading )
228  {
229    xGetNextCharGoOn( cChar );
230    switch ( cChar )
231    {
232    case 'B':
233    case 'I':
234    case 'E':
235    case 'L':
236    case 'R':
237      xReadViews( cChar );
238      break;
239    case ']':
240      bContinueReading = false;
241      break;
242    default:
243      xError(true);
244      break;
245    }
246  }
247}
248
249Void
250TRenModSetupStrParser::xReadViews( Char cType )
251{
252  Char cChar;
253  xGetNextCharGoOn( cChar );
254  xError( cChar != '(' );
255
256  Bool bContinue = true;
257  while ( bContinue )
258  {
259    xGetNextChar( cChar );
260    if (cChar == ')')
261    {
262      xGetNextCharGoOn( cChar );
263      bContinue = false;
264    }
265    else
266    {
267      xReadViewInfo( cType );
268    }
269  }
270}
271
272Void
273TRenModSetupStrParser::xReadViewInfo( Char cType )
274{
275  std::vector<Int> aiViewNums;
276  aiViewNums.clear();
277
278  switch ( cType )
279  {
280  case 'B':
281    Char cVideoType;
282    Char cDepthType;
283
284    xGetNextCharGoOn   ( cVideoType );
285    xGetNextCharGoOn   ( cDepthType );
286    xGetViewNumberRange( aiViewNums );
287
288    if ( !m_bCurrentViewSet )
289    {
290      xError( aiViewNums.size() != 1 );
291      m_iCurrentView = aiViewNums[0] / (Int) VIEW_NUM_PREC;
292      if      ( cVideoType == 'x' )
293      {
294        m_iCurrentContent = 0;
295        m_bCurrentViewSet = true;
296      }
297      else if ( cDepthType == 'x' )
298      {
299        m_iCurrentContent = 1;
300        m_bCurrentViewSet = true;
301      }
302      else
303      {
304        xError( true );
305      }
306    }
307
308    for ( Int iIdx = 0; iIdx < aiViewNums.size(); iIdx++ )
309    {
310      xAddBaseView( aiViewNums[iIdx], cVideoType, cDepthType );
311    }
312    break;
313
314  case 'E':
315  case 'I':
316  case 'L':
317  case 'R':
318    Char cRefType;
319    xGetNextCharGoOn   ( cRefType   );
320    xGetViewNumberRange( aiViewNums );
321    for ( Int iIdx = 0; iIdx < aiViewNums.size(); iIdx++ )
322    {
323      xAddSynthView( aiViewNums[iIdx], cType, cRefType );
324    }
325  }
326}
327
328Void
329TRenModSetupStrParser::xAddBaseView( Int iViewIdx, Char cVideoType, Char cDepthType )
330{
331  AOF( m_bCurrentViewSet );
332
333  if ( cDepthType == 'x' ) cDepthType = 'o';
334  if ( cVideoType == 'x' ) cVideoType = 'o';
335
336
337
338  xError( cDepthType != 'o' && cDepthType != 'c' && cVideoType != 'r' );
339  xError( cVideoType != 'o' && cVideoType != 'c' && cVideoType != 'r' );
340  m_aiAllBaseViewIdx.push_back( iViewIdx );
341  m_aaaiBaseViewsIdx  [m_iCurrentContent][m_iCurrentView].push_back( iViewIdx          );
342  m_aaaiVideoDistMode [m_iCurrentContent][m_iCurrentView].push_back( ( cVideoType == 'c' ) ? 2 : ( (cVideoType == 'r') ? 1 :  0 ) );
343  m_aaaiDepthDistMode [m_iCurrentContent][m_iCurrentView].push_back( ( cDepthType == 'c' ) ? 2 : ( (cDepthType == 'r') ? 1 :  0 ) );
344}
345
346Void
347TRenModSetupStrParser::xAddSynthView( Int iViewNum, Char cType, Char cRefType )
348{
349  AOF( m_bCurrentViewSet );
350
351  xError( cRefType != 's' && cRefType != 'o' );
352
353  m_aiAllSynthViewNums.push_back( iViewNum );
354
355  Int iBlendMode;
356  switch ( cType )
357  {
358  case 'E':
359    iBlendMode = -1;
360    break;
361  case 'I':
362    iBlendMode = 0;
363    break;
364  case 'L':
365    iBlendMode = 1;
366    break;
367  case 'R':
368    iBlendMode = 2;
369    break;
370  default:
371    xError(false);
372    break;
373  }
374
375  m_aaaiBlendMode    [m_iCurrentContent][m_iCurrentView].push_back( iBlendMode        );
376  m_aaaiSynthViewNums[m_iCurrentContent][m_iCurrentView].push_back( iViewNum          );
377  m_aaabExtrapolate  [m_iCurrentContent][m_iCurrentView].push_back( cType    == 'E'   );
378  m_aaabOrgRef       [m_iCurrentContent][m_iCurrentView].push_back( cRefType == 'o'   );
379  m_aaaiModelNums    [m_iCurrentContent][m_iCurrentView].push_back( m_iNumberOfModels );
380
381  m_iNumberOfModels++;
382}
383
384Void
385TRenModSetupStrParser::xError( Bool bIsError )
386{
387  if ( bIsError )
388  {
389    std::cout << "RenModel setup string invalid. Last character read: " << m_iPosInStr << std::endl;
390    AOF( false );
391    exit(0);
392  }
393}
394
395Void
396TRenModSetupStrParser::xGetViewNumberRange( std::vector<Int>& raiViewNumbers )
397{
398  size_t iStartPos;
399  size_t iEndPos;
400  Char cChar;
401  xGetNextCharGoOn(cChar );
402  if (cChar == '{')
403  {
404    iStartPos = m_iPosInStr;
405    while( m_pchSetStr[m_iPosInStr] != '}' )
406    {
407      xError( m_iPosInStr == '\0' );
408      m_iPosInStr++;
409    }
410    iEndPos = m_iPosInStr - 1;
411    m_iPosInStr++;
412  }
413  else
414  {
415    iStartPos = m_iPosInStr - 1;
416    while( m_pchSetStr[m_iPosInStr] != ' ' && m_pchSetStr[m_iPosInStr] != ',' && m_pchSetStr[m_iPosInStr] != ')' )
417    {
418      xError( m_iPosInStr == '\0' );
419      m_iPosInStr++;
420    }
421    iEndPos = m_iPosInStr - 1;
422  }
423
424  size_t iNumElem = iEndPos - iStartPos + 1;
425  Char* pcTempBuffer = new Char[  iNumElem + 1];
426  strncpy( pcTempBuffer, m_pchSetStr + iStartPos, iNumElem );
427  pcTempBuffer[iNumElem] = '\0';
428
429  TAppComCamPara::convertNumberString( pcTempBuffer, raiViewNumbers, VIEW_NUM_PREC );
430  delete[] pcTempBuffer;
431}
432
433Void
434TRenModSetupStrParser::xGetNextCharGoOn( Char& rcNextChar )
435{
436  while ( m_pchSetStr[m_iPosInStr] == ' ' || m_pchSetStr[m_iPosInStr] == ',' )
437  {
438    xError( m_pchSetStr[m_iPosInStr] == '\0' );
439    m_iPosInStr++;
440  }
441  rcNextChar = m_pchSetStr[m_iPosInStr];
442  m_iPosInStr++;
443}
444
445Void
446TRenModSetupStrParser::xGetNextChar( Char& rcNextChar )
447{
448  size_t iPos = m_iPosInStr;
449  while ( ( m_pchSetStr[iPos] == ' ' || m_pchSetStr[iPos] == ',' ) && m_pchSetStr[iPos] != '\0' ) iPos++;
450  rcNextChar = m_pchSetStr[iPos];
451}
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