source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibCommon/TComPicSym.cpp @ 1175

Last change on this file since 1175 was 1029, checked in by seregin, 10 years ago

merge with SHM-upgrade branch
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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
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6 * Copyright (c) 2010-2014, ITU/ISO/IEC
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33
34/** \file     TComPicSym.cpp
35    \brief    picture symbol class
36*/
37
38#include "TComPicSym.h"
39#include "TComSampleAdaptiveOffset.h"
40#include "TComSlice.h"
41
42//! \ingroup TLibCommon
43//! \{
44
45// ====================================================================================================================
46// Constructor / destructor / create / destroy
47// ====================================================================================================================
48
49TComPicSym::TComPicSym()
50:m_frameWidthInCtus(0)
51,m_frameHeightInCtus(0)
52,m_uiMaxCUWidth(0)
53,m_uiMaxCUHeight(0)
54,m_uiMinCUWidth(0)
55,m_uiMinCUHeight(0)
56,m_uhTotalDepth(0)
57,m_numPartitionsInCtu(0)
58,m_numPartInCtuWidth(0)
59,m_numPartInCtuHeight(0)
60,m_numCtusInFrame(0)
61,m_apcTComSlice(NULL)
62,m_uiNumAllocatedSlice(0)
63,m_pictureCtuArray(NULL)
64,m_numTileColumnsMinus1(0)
65,m_numTileRowsMinus1(0)
66,m_ctuTsToRsAddrMap(NULL)
67,m_puiTileIdxMap(NULL)
68,m_ctuRsToTsAddrMap(NULL)
69,m_saoBlkParams(NULL)
70{}
71
72
73Void TComPicSym::create  ( ChromaFormat chromaFormatIDC, Int iPicWidth, Int iPicHeight, UInt uiMaxWidth, UInt uiMaxHeight, UInt uiMaxDepth )
74{
75  UInt i;
76
77  m_uhTotalDepth       = uiMaxDepth;
78  m_numPartitionsInCtu = 1<<(m_uhTotalDepth<<1);
79
80  m_uiMaxCUWidth       = uiMaxWidth;
81  m_uiMaxCUHeight      = uiMaxHeight;
82
83  m_uiMinCUWidth       = uiMaxWidth  >> m_uhTotalDepth;
84  m_uiMinCUHeight      = uiMaxHeight >> m_uhTotalDepth;
85
86  m_numPartInCtuWidth  = m_uiMaxCUWidth  / m_uiMinCUWidth;  // equivalent to 1<<m_uhTotalDepth
87  m_numPartInCtuHeight = m_uiMaxCUHeight / m_uiMinCUHeight; // equivalent to 1<<m_uhTotalDepth
88
89  m_frameWidthInCtus   = ( iPicWidth %m_uiMaxCUWidth  ) ? iPicWidth /m_uiMaxCUWidth  + 1 : iPicWidth /m_uiMaxCUWidth;
90  m_frameHeightInCtus  = ( iPicHeight%m_uiMaxCUHeight ) ? iPicHeight/m_uiMaxCUHeight + 1 : iPicHeight/m_uiMaxCUHeight;
91
92  m_numCtusInFrame     = m_frameWidthInCtus * m_frameHeightInCtus;
93  m_pictureCtuArray    = new TComDataCU*[m_numCtusInFrame];
94
95  if (m_uiNumAllocatedSlice>0)
96  {
97    for ( i=0; i<m_uiNumAllocatedSlice ; i++ )
98    {
99      delete m_apcTComSlice[i];
100    }
101    delete [] m_apcTComSlice;
102  }
103  m_apcTComSlice      = new TComSlice*[m_numCtusInFrame];
104  m_apcTComSlice[0]   = new TComSlice;
105  m_uiNumAllocatedSlice = 1;
106  for ( i=0; i<m_numCtusInFrame ; i++ )
107  {
108    m_pictureCtuArray[i] = new TComDataCU;
109    m_pictureCtuArray[i]->create( chromaFormatIDC, m_numPartitionsInCtu, m_uiMaxCUWidth, m_uiMaxCUHeight, false, m_uiMaxCUWidth >> m_uhTotalDepth
110#if ADAPTIVE_QP_SELECTION
111      , true
112#endif
113      );
114  }
115
116  m_ctuTsToRsAddrMap = new UInt[m_numCtusInFrame+1];
117  m_puiTileIdxMap    = new UInt[m_numCtusInFrame];
118  m_ctuRsToTsAddrMap = new UInt[m_numCtusInFrame+1];
119
120#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
121  m_piTileSetIdxMap = new Int[m_numCtusInFrame];
122  m_pucTileSetType = new UChar[m_numCtusInFrame];
123  m_pbSkippedTileSetFlag = new Bool[m_numCtusInFrame];
124#endif 
125
126  for( i=0; i<m_numCtusInFrame; i++ )
127  {
128    m_ctuTsToRsAddrMap[i] = i;
129    m_ctuRsToTsAddrMap[i] = i;
130  }
131
132  m_saoBlkParams = new SAOBlkParam[m_numCtusInFrame];
133}
134
135Void TComPicSym::destroy()
136{
137  if (m_uiNumAllocatedSlice>0)
138  {
139    for (Int i = 0; i<m_uiNumAllocatedSlice ; i++ )
140    {
141      delete m_apcTComSlice[i];
142    }
143    delete [] m_apcTComSlice;
144  }
145  m_apcTComSlice = NULL;
146
147  for (Int i = 0; i < m_numCtusInFrame; i++)
148  {
149    m_pictureCtuArray[i]->destroy();
150    delete m_pictureCtuArray[i];
151    m_pictureCtuArray[i] = NULL;
152  }
153  delete [] m_pictureCtuArray;
154  m_pictureCtuArray = NULL;
155
156  delete [] m_ctuTsToRsAddrMap;
157  m_ctuTsToRsAddrMap = NULL;
158
159  delete [] m_puiTileIdxMap;
160  m_puiTileIdxMap = NULL;
161#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
162  delete [] m_piTileSetIdxMap;
163  m_piTileSetIdxMap = NULL;
164  delete [] m_pucTileSetType;
165  m_pucTileSetType = NULL;
166  delete [] m_pbSkippedTileSetFlag;
167  m_pbSkippedTileSetFlag = NULL;
168#endif
169
170  delete [] m_ctuRsToTsAddrMap;
171  m_ctuRsToTsAddrMap = NULL;
172
173  if(m_saoBlkParams)
174  {
175    delete[] m_saoBlkParams; m_saoBlkParams = NULL;
176  }
177}
178
179Void TComPicSym::allocateNewSlice()
180{
181  assert ((m_uiNumAllocatedSlice + 1) <= m_numCtusInFrame);
182  m_apcTComSlice[m_uiNumAllocatedSlice ++] = new TComSlice;
183  if (m_uiNumAllocatedSlice>=2)
184  {
185    m_apcTComSlice[m_uiNumAllocatedSlice-1]->copySliceInfo( m_apcTComSlice[m_uiNumAllocatedSlice-2] );
186#if SVC_EXTENSION
187    m_apcTComSlice[m_uiNumAllocatedSlice-1]->initSlice( m_apcTComSlice[m_uiNumAllocatedSlice-1]->getLayerId() );
188#else
189    m_apcTComSlice[m_uiNumAllocatedSlice-1]->initSlice();
190#endif
191  }
192}
193
194Void TComPicSym::clearSliceBuffer()
195{
196  UInt i;
197  for (i = 1; i < m_uiNumAllocatedSlice; i++)
198  {
199    delete m_apcTComSlice[i];
200  }
201  m_uiNumAllocatedSlice = 1;
202}
203
204Void TComPicSym::initCtuTsRsAddrMaps()
205{
206  //generate the Coding Order Map and Inverse Coding Order Map
207  for(Int ctuTsAddr=0, ctuRsAddr=0; ctuTsAddr<getNumberOfCtusInFrame(); ctuTsAddr++, ctuRsAddr = xCalculateNextCtuRSAddr(ctuRsAddr))
208  {
209    setCtuTsToRsAddrMap(ctuTsAddr, ctuRsAddr);
210    setCtuRsToTsAddrMap(ctuRsAddr, ctuTsAddr);
211  }
212  setCtuTsToRsAddrMap(getNumberOfCtusInFrame(), getNumberOfCtusInFrame());
213  setCtuRsToTsAddrMap(getNumberOfCtusInFrame(), getNumberOfCtusInFrame());
214}
215
216Void TComPicSym::initTiles(TComPPS *pps)
217{
218  //set NumColumnsMinus1 and NumRowsMinus1
219  setNumTileColumnsMinus1( pps->getNumTileColumnsMinus1() );
220  setNumTileRowsMinus1(    pps->getNumTileRowsMinus1()    );
221
222  const Int numCols = pps->getNumTileColumnsMinus1() + 1;
223  const Int numRows = pps->getNumTileRowsMinus1() + 1;
224  const Int numTiles = numRows * numCols;
225
226  // allocate memory for tile parameters
227  m_tileParameters.resize(numTiles);
228
229  if( pps->getTileUniformSpacingFlag() )
230  {
231    //set width and height for each (uniform) tile
232    for(Int row=0; row < numRows; row++)
233    {
234      for(Int col=0; col < numCols; col++)
235      {
236        const Int tileIdx = row * numCols + col;
237        m_tileParameters[tileIdx].setTileWidthInCtus(  (col+1)*getFrameWidthInCtus( )/numCols - (col*getFrameWidthInCtus( ))/numCols );
238        m_tileParameters[tileIdx].setTileHeightInCtus( (row+1)*getFrameHeightInCtus()/numRows - (row*getFrameHeightInCtus())/numRows );
239      }
240    }
241  }
242  else
243  {
244    //set the width for each tile
245    for(Int row=0; row < numRows; row++)
246    {
247      Int cumulativeTileWidth = 0;
248      for(Int col=0; col < getNumTileColumnsMinus1(); col++)
249      {
250        m_tileParameters[row * numCols + col].setTileWidthInCtus( pps->getTileColumnWidth(col) );
251        cumulativeTileWidth += pps->getTileColumnWidth(col);
252      }
253      m_tileParameters[row * numCols + getNumTileColumnsMinus1()].setTileWidthInCtus( getFrameWidthInCtus()-cumulativeTileWidth );
254    }
255
256    //set the height for each tile
257    for(Int col=0; col < numCols; col++)
258    {
259      Int cumulativeTileHeight = 0;
260      for(Int row=0; row < getNumTileRowsMinus1(); row++)
261      {
262        m_tileParameters[row * numCols + col].setTileHeightInCtus( pps->getTileRowHeight(row) );
263        cumulativeTileHeight += pps->getTileRowHeight(row);
264      }
265      m_tileParameters[getNumTileRowsMinus1() * numCols + col].setTileHeightInCtus( getFrameHeightInCtus()-cumulativeTileHeight );
266    }
267  }
268
269#if TILE_SIZE_CHECK
270  Int minWidth  = 1;
271  Int minHeight = 1;
272  const Int profileIdc = pps->getSPS()->getPTL()->getGeneralPTL()->getProfileIdc();
273  if (  profileIdc == Profile::MAIN || profileIdc == Profile::MAIN10) //TODO: add more profiles to the tile-size check...
274  {
275    if (pps->getTilesEnabledFlag())
276    {
277      minHeight = 64  / g_uiMaxCUHeight;
278      minWidth  = 256 / g_uiMaxCUWidth;
279    }
280  }
281  for(Int row=0; row < numRows; row++)
282  {
283    for(Int col=0; col < numCols; col++)
284    {
285      const Int tileIdx = row * numCols + col;
286      assert (m_tileParameters[tileIdx].getTileWidthInCtus() >= minWidth);
287      assert (m_tileParameters[tileIdx].getTileHeightInCtus() >= minHeight);
288    }
289  }
290#endif
291
292  //initialize each tile of the current picture
293  for( Int row=0; row < numRows; row++ )
294  {
295    for( Int col=0; col < numCols; col++ )
296    {
297      const Int tileIdx = row * numCols + col;
298
299      //initialize the RightEdgePosInCU for each tile
300      Int rightEdgePosInCTU = 0;
301      for( Int i=0; i <= col; i++ )
302      {
303        rightEdgePosInCTU += m_tileParameters[row * numCols + i].getTileWidthInCtus();
304      }
305      m_tileParameters[tileIdx].setRightEdgePosInCtus(rightEdgePosInCTU-1);
306
307      //initialize the BottomEdgePosInCU for each tile
308      Int bottomEdgePosInCTU = 0;
309      for( Int i=0; i <= row; i++ )
310      {
311        bottomEdgePosInCTU += m_tileParameters[i * numCols + col].getTileHeightInCtus();
312      }
313      m_tileParameters[tileIdx].setBottomEdgePosInCtus(bottomEdgePosInCTU-1);
314
315      //initialize the FirstCUAddr for each tile
316      m_tileParameters[tileIdx].setFirstCtuRsAddr( (m_tileParameters[tileIdx].getBottomEdgePosInCtus() - m_tileParameters[tileIdx].getTileHeightInCtus() + 1) * getFrameWidthInCtus() +
317                                                    m_tileParameters[tileIdx].getRightEdgePosInCtus()  - m_tileParameters[tileIdx].getTileWidthInCtus()  + 1);
318    }
319  }
320
321  Int  columnIdx = 0;
322  Int  rowIdx = 0;
323
324  //initialize the TileIdxMap
325  for( Int i=0; i<m_numCtusInFrame; i++)
326  {
327    for( Int col=0; col < numCols; col++)
328    {
329      if(i % getFrameWidthInCtus() <= m_tileParameters[col].getRightEdgePosInCtus())
330      {
331        columnIdx = col;
332        break;
333      }
334    }
335    for(Int row=0; row < numRows; row++)
336    {
337      if(i / getFrameWidthInCtus() <= m_tileParameters[row*numCols].getBottomEdgePosInCtus())
338      {
339        rowIdx = row;
340        break;
341      }
342    }
343    m_puiTileIdxMap[i] = rowIdx * numCols + columnIdx;
344  }
345}
346UInt TComPicSym::xCalculateNextCtuRSAddr( UInt currCtuRsAddr )
347{
348  UInt  nextCtuRsAddr;
349
350  //get the tile index for the current CTU
351  const UInt uiTileIdx = getTileIdxMap(currCtuRsAddr);
352
353  //get the raster scan address for the next CTU
354  if( currCtuRsAddr % m_frameWidthInCtus == getTComTile(uiTileIdx)->getRightEdgePosInCtus() && currCtuRsAddr / m_frameWidthInCtus == getTComTile(uiTileIdx)->getBottomEdgePosInCtus() )
355  //the current CTU is the last CTU of the tile
356  {
357    if(uiTileIdx+1 == getNumTiles())
358    {
359      nextCtuRsAddr = m_numCtusInFrame;
360    }
361    else
362    {
363      nextCtuRsAddr = getTComTile(uiTileIdx+1)->getFirstCtuRsAddr();
364    }
365  }
366  else //the current CTU is not the last CTU of the tile
367  {
368    if( currCtuRsAddr % m_frameWidthInCtus == getTComTile(uiTileIdx)->getRightEdgePosInCtus() )  //the current CTU is on the rightmost edge of the tile
369    {
370      nextCtuRsAddr = currCtuRsAddr + m_frameWidthInCtus - getTComTile(uiTileIdx)->getTileWidthInCtus() + 1;
371    }
372    else
373    {
374      nextCtuRsAddr = currCtuRsAddr + 1;
375    }
376  }
377
378  return nextCtuRsAddr;
379}
380
381Void TComPicSym::deriveLoopFilterBoundaryAvailibility(Int ctuRsAddr,
382                                                      Bool& isLeftAvail,
383                                                      Bool& isRightAvail,
384                                                      Bool& isAboveAvail,
385                                                      Bool& isBelowAvail,
386                                                      Bool& isAboveLeftAvail,
387                                                      Bool& isAboveRightAvail,
388                                                      Bool& isBelowLeftAvail,
389                                                      Bool& isBelowRightAvail
390                                                      )
391{
392
393  isLeftAvail      = (ctuRsAddr % m_frameWidthInCtus != 0);
394  isRightAvail     = (ctuRsAddr % m_frameWidthInCtus != m_frameWidthInCtus-1);
395  isAboveAvail     = (ctuRsAddr >= m_frameWidthInCtus );
396  isBelowAvail     = (ctuRsAddr <  m_numCtusInFrame - m_frameWidthInCtus);
397  isAboveLeftAvail = (isAboveAvail && isLeftAvail);
398  isAboveRightAvail= (isAboveAvail && isRightAvail);
399  isBelowLeftAvail = (isBelowAvail && isLeftAvail);
400  isBelowRightAvail= (isBelowAvail && isRightAvail);
401
402  Bool isLoopFiltAcrossTilePPS = getCtu(ctuRsAddr)->getSlice()->getPPS()->getLoopFilterAcrossTilesEnabledFlag();
403
404  {
405    TComDataCU* ctuCurr  = getCtu(ctuRsAddr);
406    TComDataCU* ctuLeft  = isLeftAvail ?getCtu(ctuRsAddr-1):NULL;
407    TComDataCU* ctuRight = isRightAvail?getCtu(ctuRsAddr+1):NULL;
408    TComDataCU* ctuAbove = isAboveAvail?getCtu(ctuRsAddr-m_frameWidthInCtus):NULL;
409    TComDataCU* ctuBelow = isBelowAvail?getCtu(ctuRsAddr+m_frameWidthInCtus):NULL;
410    TComDataCU* ctuAboveLeft  = isAboveLeftAvail ? getCtu(ctuRsAddr-m_frameWidthInCtus-1):NULL;
411    TComDataCU* ctuAboveRight = isAboveRightAvail? getCtu(ctuRsAddr-m_frameWidthInCtus+1):NULL;
412    TComDataCU* ctuBelowLeft  = isBelowLeftAvail ? getCtu(ctuRsAddr+m_frameWidthInCtus-1):NULL;
413    TComDataCU* ctuBelowRight = isBelowRightAvail? getCtu(ctuRsAddr+m_frameWidthInCtus+1):NULL;
414
415    {
416      //left
417      if(ctuLeft != NULL)
418      {
419        isLeftAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuLeft->getSlice()->getSliceCurStartCtuTsAddr())?ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag():true;
420      }
421      //above
422      if(ctuAbove != NULL)
423      {
424        isAboveAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuAbove->getSlice()->getSliceCurStartCtuTsAddr())?ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag():true;
425      }
426      //right
427      if(ctuRight != NULL)
428      {
429        isRightAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuRight->getSlice()->getSliceCurStartCtuTsAddr())?ctuRight->getSlice()->getLFCrossSliceBoundaryFlag():true;
430      }
431      //below
432      if(ctuBelow != NULL)
433      {
434        isBelowAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuBelow->getSlice()->getSliceCurStartCtuTsAddr())?ctuBelow->getSlice()->getLFCrossSliceBoundaryFlag():true;
435      }
436      //above-left
437      if(ctuAboveLeft != NULL)
438      {
439        isAboveLeftAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuAboveLeft->getSlice()->getSliceCurStartCtuTsAddr())?ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag():true;
440      }
441      //below-right
442      if(ctuBelowRight != NULL)
443      {
444        isBelowRightAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuBelowRight->getSlice()->getSliceCurStartCtuTsAddr())?ctuBelowRight->getSlice()->getLFCrossSliceBoundaryFlag():true;
445      }
446
447      //above-right
448      if(ctuAboveRight != NULL)
449      {
450        Int curSliceStartTsAddr  = ctuCurr->getSlice()->getSliceCurStartCtuTsAddr();
451        Int aboveRightSliceStartTsAddr = ctuAboveRight->getSlice()->getSliceCurStartCtuTsAddr();
452
453        isAboveRightAvail = (curSliceStartTsAddr == aboveRightSliceStartTsAddr)?(true):
454          (
455          (curSliceStartTsAddr > aboveRightSliceStartTsAddr)?(ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag())
456          :(ctuAboveRight->getSlice()->getLFCrossSliceBoundaryFlag())
457          );
458      }
459      //below-left
460      if(ctuBelowLeft != NULL)
461      {
462        Int curSliceStartTsAddr       = ctuCurr->getSlice()->getSliceCurStartCtuTsAddr();
463        Int belowLeftSliceStartTsAddr = ctuBelowLeft->getSlice()->getSliceCurStartCtuTsAddr();
464
465        isBelowLeftAvail = (curSliceStartTsAddr == belowLeftSliceStartTsAddr)?(true):
466          (
467          (curSliceStartTsAddr > belowLeftSliceStartTsAddr)?(ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag())
468          :(ctuBelowLeft->getSlice()->getLFCrossSliceBoundaryFlag())
469          );
470      }
471    }
472
473    if(!isLoopFiltAcrossTilePPS)
474    {
475      isLeftAvail      = (!isLeftAvail      ) ?false:(getTileIdxMap( ctuLeft->getCtuRsAddr()         ) == getTileIdxMap( ctuRsAddr ));
476      isAboveAvail     = (!isAboveAvail     ) ?false:(getTileIdxMap( ctuAbove->getCtuRsAddr()        ) == getTileIdxMap( ctuRsAddr ));
477      isRightAvail     = (!isRightAvail     ) ?false:(getTileIdxMap( ctuRight->getCtuRsAddr()        ) == getTileIdxMap( ctuRsAddr ));
478      isBelowAvail     = (!isBelowAvail     ) ?false:(getTileIdxMap( ctuBelow->getCtuRsAddr()        ) == getTileIdxMap( ctuRsAddr ));
479      isAboveLeftAvail = (!isAboveLeftAvail ) ?false:(getTileIdxMap( ctuAboveLeft->getCtuRsAddr()    ) == getTileIdxMap( ctuRsAddr ));
480      isAboveRightAvail= (!isAboveRightAvail) ?false:(getTileIdxMap( ctuAboveRight->getCtuRsAddr()   ) == getTileIdxMap( ctuRsAddr ));
481      isBelowLeftAvail = (!isBelowLeftAvail ) ?false:(getTileIdxMap( ctuBelowLeft->getCtuRsAddr()    ) == getTileIdxMap( ctuRsAddr ));
482      isBelowRightAvail= (!isBelowRightAvail) ?false:(getTileIdxMap( ctuBelowRight->getCtuRsAddr()   ) == getTileIdxMap( ctuRsAddr ));
483    }
484  }
485
486}
487
488
489TComTile::TComTile()
490: m_tileWidthInCtus     (0)
491, m_tileHeightInCtus    (0)
492, m_rightEdgePosInCtus  (0)
493, m_bottomEdgePosInCtus (0)
494, m_firstCtuRsAddr      (0)
495{
496}
497
498TComTile::~TComTile()
499{
500}
501//! \}
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