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C++ MbDataAccess::getSH方法代码示例

本文整理汇总了C++中MbDataAccess::getSH方法的典型用法代码示例。如果您正苦于以下问题：C++ MbDataAccess::getSH方法的具体用法？C++ MbDataAccess::getSH怎么用？C++ MbDataAccess::getSH使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MbDataAccess的用法示例。


在下文中一共展示了MbDataAccess::getSH方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: encode

ErrVal MbCoder::encode( MbDataAccess& rcMbDataAccess,
                        MbDataAccess* pcMbDataAccessBase,
                        Int           iSpatialScalabilityType,
                        Bool          bTerminateSlice )
{
  ROF( m_bInitDone );

  //===== skip flag =====
  Bool  bIsCoded  = ! rcMbDataAccess.isSkippedMb();

  RNOK( m_pcMbSymbolWriteIf->skipFlag( rcMbDataAccess, false ) );

  if( bIsCoded )
  {
    //===== base layer mode flag and base layer refinement flag =====
    if( rcMbDataAccess.getSH().getBaseLayerId() != MSYS_UINT_MAX )
    {
      if ( pcMbDataAccessBase->getMbData().getInCropWindowFlag() == true )// TMM_ESS
      {
				if( rcMbDataAccess.getSH().getAdaptivePredictionFlag() )
				{
					RNOK  ( m_pcMbSymbolWriteIf->BLSkipFlag( rcMbDataAccess ) );
				}
				else
				{
					ROF( rcMbDataAccess.getMbData().getBLSkipFlag () );
				}
// TMM_ESS {
      }
      else  // of if ( rcMbDataAccess.getMbData().getInCropWindowFlag() == true )
      {
          ROT  ( rcMbDataAccess.getMbData().getBLSkipFlag () );
      }
// TMM_ESS }
    }
    else
    {
      ROT  ( rcMbDataAccess.getMbData().getBLSkipFlag () );
    }



    //===== macroblock mode =====
    if( ! rcMbDataAccess.getMbData().getBLSkipFlag() )
    {
      MbMode  eMbModeOrg = rcMbDataAccess.getMbData().getMbMode();
      MbMode  eMbModeSet = ( eMbModeOrg == INTRA_BL ? INTRA_4X4 : eMbModeOrg );
      rcMbDataAccess.getMbData().setMbMode( eMbModeSet );
      RNOK( m_pcMbSymbolWriteIf->mbMode( rcMbDataAccess ) );
      rcMbDataAccess.getMbData().setMbMode( eMbModeOrg );
    }

    //--- reset motion pred flags ---
    if( rcMbDataAccess.getMbData().getBLSkipFlag() 
		|| rcMbDataAccess.getMbData().isIntra() || rcMbDataAccess.getMbData().getMbMode() == MODE_SKIP )
    {
      rcMbDataAccess.getMbMotionData( LIST_0 ).setMotPredFlag( false );
      rcMbDataAccess.getMbMotionData( LIST_1 ).setMotPredFlag( false );
    }
    else if( rcMbDataAccess.getSH().isInterB() )
    {
      for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
      {
        if( BLK_SKIP == rcMbDataAccess.getMbData().getBlkMode   ( c8x8Idx.b8x8Index() ) ||
            !rcMbDataAccess            .getMbData().isBlockFwdBwd( c8x8Idx.b8x8Index(), LIST_0 ) )
        {
          rcMbDataAccess.getMbMotionData( LIST_0 ).setMotPredFlag( false, c8x8Idx );
        }
        if( BLK_SKIP == rcMbDataAccess.getMbData().getBlkMode   ( c8x8Idx.b8x8Index() ) ||
            !rcMbDataAccess            .getMbData().isBlockFwdBwd( c8x8Idx.b8x8Index(), LIST_1 ) )
        {
          rcMbDataAccess.getMbMotionData( LIST_1 ).setMotPredFlag( false, c8x8Idx );
        }
      }
    }

    //===== prediction info =====
    if( ! rcMbDataAccess.getMbData().getBLSkipFlag() )
    {
      //===== BLOCK MODES =====
      if( rcMbDataAccess.getMbData().isInter8x8() )
      {
        RNOK( m_pcMbSymbolWriteIf->blockModes( rcMbDataAccess ) );
      }

      if( rcMbDataAccess.getMbData().isPCM() )
      {
        //===== PCM SAMPLES =====
        RNOK( m_pcMbSymbolWriteIf->samplesPCM( rcMbDataAccess ) );
      }
      else if( rcMbDataAccess.getMbData().isIntra() )
      {
        //===== INTRA PREDICTION MODES =====
        RNOK( xWriteIntraPredModes( rcMbDataAccess ) );
      }
      else
      {
        //===== MOTION INFORMATION =====
        MbMode eMbMode = rcMbDataAccess.getMbData().getMbMode();
        if( rcMbDataAccess.getSH().isInterB() )
//.........这里部分代码省略.........
开发者ID:edwardtoday，项目名称:BE-thesis-code，代码行数:101，代码来源:MbCoder.cpp

示例2: ROFRS

ErrVal
MbCoder::xWriteMotionPredFlags_FGS( MbDataAccess&  rcMbDataAccess,
                                    MbDataAccess*  pcMbDataAccessBase, 
                                    MbMode         eMbMode,
                                    ListIdx        eLstIdx )
{
  AOT_DBG( rcMbDataAccess.getMbData().isIntra() );

  ROFRS  ( rcMbDataAccess.getSH().getAdaptivePredictionFlag (), Err::m_nOK );
  ROF    ( pcMbDataAccessBase );

  switch( eMbMode )
  {
  case MODE_SKIP:
    {
      break;
    }

  case MODE_16x16:
    {
      if( rcMbDataAccess     .getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx) &&
          pcMbDataAccessBase->getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx)   )
      {
        RNOK( m_pcMbSymbolWriteIf->motionPredFlag( rcMbDataAccess, eLstIdx ) );
      }
      break;
    }
    
  case MODE_16x8:
    {
      if( rcMbDataAccess     .getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx) &&
          pcMbDataAccessBase->getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx)   )
      {
        RNOK( m_pcMbSymbolWriteIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_16x8_0 ) );
      }

      if( rcMbDataAccess     .getMbData().isBlockFwdBwd( B_8x8_2, eLstIdx) &&
          pcMbDataAccessBase->getMbData().isBlockFwdBwd( B_8x8_2, eLstIdx)   )
      {
        RNOK( m_pcMbSymbolWriteIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_16x8_1 ) );
      }
      break;
    }
    
  case MODE_8x16:
    {
      if( rcMbDataAccess     .getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx) &&
          pcMbDataAccessBase->getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx)   )
      {
        RNOK( m_pcMbSymbolWriteIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_8x16_0 ) );
      }

      if( rcMbDataAccess     .getMbData().isBlockFwdBwd( B_8x8_1, eLstIdx) &&
          pcMbDataAccessBase->getMbData().isBlockFwdBwd( B_8x8_1, eLstIdx)   )
      {
        RNOK( m_pcMbSymbolWriteIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_8x16_1 ) );
      }
      break;
    }
    
  case MODE_8x8:
  case MODE_8x8ref0:
    {
      for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
      {
        if( BLK_SKIP != rcMbDataAccess.getMbData().getBlkMode   ( c8x8Idx.b8x8Index() ) &&
            rcMbDataAccess            .getMbData().isBlockFwdBwd( c8x8Idx.b8x8Index(), eLstIdx) &&
            pcMbDataAccessBase       ->getMbData().isBlockFwdBwd( c8x8Idx.b8x8Index(), eLstIdx)   )
        {
          RNOK( m_pcMbSymbolWriteIf->motionPredFlag( rcMbDataAccess, eLstIdx, c8x8Idx.b8x8() ) );
        }
      }
      break;
    }
    
  default:
    {
      AF();
      return Err::m_nERR;
    }
  }

  return Err::m_nOK;
}
开发者ID:edwardtoday，项目名称:BE-thesis-code，代码行数:84，代码来源:MbCoder.cpp

示例3: DECRNOK

ErrVal
MbParser::xReadTextureInfo( MbDataAccess&   rcMbDataAccess,
                            Bool            bTrafo8x8Flag,
                            Bool            bBaseLayerAvailable,
                            UInt            uiStart,
                            UInt            uiStop )
{
  Bool bReadDQp = ( uiStart < uiStop );

  if( !rcMbDataAccess.getSH().isIntraSlice() && 
      rcMbDataAccess.getMbData().getInCropWindowFlag() && 
      ( rcMbDataAccess.getMbData().getBLSkipFlag() || !rcMbDataAccess.getMbData().isIntra() ) )
  {
    if( rcMbDataAccess.getSH().getAdaptiveResidualPredictionFlag() )
    {
      DECRNOK( m_pcMbSymbolReadIf->resPredFlag( rcMbDataAccess ) );
    }
    else
    {
      rcMbDataAccess.getMbData().setResidualPredFlag( rcMbDataAccess.getSH().getDefaultResidualPredictionFlag() );
    }
  }
  else
  {
    rcMbDataAccess.getMbData().setResidualPredFlag( false );
  }

  if( rcMbDataAccess.getMbData().getBLSkipFlag() ||
     !rcMbDataAccess.getMbData().isIntra16x16() )
  {
    if( uiStart >= uiStop )
    {
      rcMbDataAccess.getMbData().setMbCbp( 0 );
    }
    else
    {
      DECRNOK( m_pcMbSymbolReadIf->cbp( rcMbDataAccess, uiStart, uiStop ) );
    }
    bReadDQp = rcMbDataAccess.getMbData().getMbCbp() != 0;
  }

  if( bTrafo8x8Flag && ( rcMbDataAccess.getMbData().getMbCbp() & 0x0F ) )
  {
    DECRNOK( m_pcMbSymbolReadIf->transformSize8x8Flag( rcMbDataAccess ) );
  }

  if( bReadDQp )
  {
    DECRNOK( m_pcMbSymbolReadIf->deltaQp( rcMbDataAccess ) );
  }
  else
  {
    rcMbDataAccess.resetQp();
  }

  Bool bIntra16x16 = ( !rcMbDataAccess.getMbData().getBLSkipFlag() &&
                        rcMbDataAccess.getMbData().isIntra16x16 ()   );
  if( bIntra16x16 )
  {
    UInt uiDummy = 0;
    if( uiStart == 0 && uiStop != 0 )
    {
      DECRNOK( m_pcMbSymbolReadIf->residualBlock( rcMbDataAccess, B4x4Idx(0), LUMA_I16_DC, uiDummy, uiStart, uiStop ) );
    }
    if( rcMbDataAccess.getMbData().isAcCoded() && uiStop > 1 )
    {
      for( S4x4Idx cIdx; cIdx.isLegal(); cIdx++ )
      {
        DECRNOK( m_pcMbSymbolReadIf->residualBlock( rcMbDataAccess, cIdx, LUMA_I16_AC, uiDummy, uiStart, uiStop ) );
      }
      rcMbDataAccess.getMbData().setMbCbp( 0xf + ( rcMbDataAccess.getMbData().getCbpChroma16x16() << 4) );
    }
    else
    {
      rcMbDataAccess.getMbData().setMbCbp( 0x0 + ( rcMbDataAccess.getMbData().getCbpChroma16x16() << 4) );
    }

    DECRNOK( xScanChromaBlocks( rcMbDataAccess,  rcMbDataAccess.getMbData().getCbpChroma16x16(), uiStart, uiStop ) );
    return Err::m_nOK;
  }


  UInt uiMbExtCbp = rcMbDataAccess.getMbData().getMbExtCbp();

  if( rcMbDataAccess.getMbData().isTransformSize8x8() )
  {
    for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
    {
      if( uiMbExtCbp & ( 1 << c8x8Idx.b4x4() ) )
      {
        DECRNOK( m_pcMbSymbolReadIf->residualBlock8x8( rcMbDataAccess, c8x8Idx, uiStart, uiStop ) );
      }
    }
  }
  else
  {
    for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
    {
      if( uiMbExtCbp & ( 1 << c8x8Idx.b4x4() ) )
      {
//.........这里部分代码省略.........
开发者ID:dewn49，项目名称:thialgou，代码行数:101，代码来源:MbParser.cpp

示例4: if

ErrVal
MbParser::read( MbDataAccess&  rcMbDataAccess,
                UInt           uiNumMbRead,
                Bool&          rbEndOfSlice,
                UInt&          ruiNextSkippedVLC )
{
	const CommonMainH264* pcMainH264 = CommonMain::getMainH264();
	
	// FIXME:
  if (pcMainH264->getCurrentPictureId() == 1 && pcMainH264->getCurrentLayerId() == 16 && rcMbDataAccess.getMbData().getMbAddr() == 76)
  {
	int	a = 0;
  }

  ROF( m_bInitDone );

  ROTRS( xCheckSkipSliceMb( rcMbDataAccess, uiNumMbRead, rbEndOfSlice ), Err::m_nOK );

  Bool bIsCoded = true;
  if( m_pcMbSymbolReadIf->isMbSkipped( rcMbDataAccess, ruiNextSkippedVLC ) )
  {
    bIsCoded = false;
    rcMbDataAccess.getMbTCoeffs().clear();
    rcMbDataAccess.getMbData().clearIntraPredictionModes( true );
    RNOK( xSkipMb( rcMbDataAccess ) );
    rcMbDataAccess.getMbData().setBLSkipFlag( false );
    rcMbDataAccess.getMbData().setResidualPredFlag( rcMbDataAccess.getMbData().getInCropWindowFlag() ? rcMbDataAccess.getSH().getDefaultResidualPredictionFlag() : false );
    if( rcMbDataAccess.getSH().isBSlice() )
    {
      rcMbDataAccess.getMbData().setFwdBwd( 0x3333 );
      rcMbDataAccess.getMbMotionData( LIST_0 ).clear( RefIdxValues(1) );
      rcMbDataAccess.getMbMvdData   ( LIST_0 ).clear();
      rcMbDataAccess.getMbMotionData( LIST_1 ).clear( RefIdxValues(1) );
      rcMbDataAccess.getMbMvdData   ( LIST_1 ).clear();
    }
    else
    {
      rcMbDataAccess.getMbData().setFwdBwd( 0x1111 );
      rcMbDataAccess.getMbMotionData( LIST_0 ).clear( RefIdxValues(1) );
      rcMbDataAccess.getMbMvdData   ( LIST_0 ).clear();
    }
    rcMbDataAccess.resetQp(); // set QP to that of the last macroblock
  }

  if( bIsCoded )
  {
    if( rcMbDataAccess.getSH().isMbaffFrame() && ( rcMbDataAccess.isTopMb() || m_bPrevIsSkipped ) )
    {
      RNOK( m_pcMbSymbolReadIf->fieldFlag( rcMbDataAccess) );
    }

    Bool bBaseLayerAvailable = ! rcMbDataAccess.getSH().getNoInterLayerPredFlag();

      //===== base layer mode flag and base layer refinement flag =====
    if( bBaseLayerAvailable )
    {
      if ( rcMbDataAccess.getMbData().getInCropWindowFlag() == true )
      {
			  if( rcMbDataAccess.getSH().getAdaptiveBaseModeFlag() )
			  {
          m_pcMbSymbolReadIf->isBLSkipped( rcMbDataAccess );
			  }
			  else
			  {
          rcMbDataAccess.getMbData().setBLSkipFlag( rcMbDataAccess.getSH().getDefaultBaseModeFlag() );
			  }
      }
      else
      {
          rcMbDataAccess.getMbData().setBLSkipFlag( false );
      }
    }
    else
    {
        rcMbDataAccess.getMbData().setBLSkipFlag( false );
    }

    if( rcMbDataAccess.getSH().getStoreRefBasePicFlag() && rcMbDataAccess.getSH().getQualityId() > 0 && rcMbDataAccess.getMbData().getBLSkipFlag() == false )
    {
      printf("Conformance Issue: base_mode_flag = 0 in enhancement layer MGS key picture\n");
    }

    //===== macroblock mode =====
    if( ! rcMbDataAccess.getMbData().getBLSkipFlag() )
    {
      DECRNOK( m_pcMbSymbolReadIf->mbMode( rcMbDataAccess ) );
    }

    if( rcMbDataAccess.getMbData().getBLSkipFlag() )
    {
      //===== copy motion data from base layer ======
      rcMbDataAccess.getMbMvdData( LIST_0 ).clear();
      rcMbDataAccess.getMbMvdData( LIST_1 ).clear();
      rcMbDataAccess.getMbData().setBLSkipFlag( true  );
    }
    else
    {
      //===== BLOCK MODES =====
      if( rcMbDataAccess.getMbData().isInter8x8() )
      {
//.........这里部分代码省略.........
开发者ID:dewn49，项目名称:thialgou，代码行数:101，代码来源:MbParser.cpp

示例5: ROTRS

ErrVal
MbParser::xReadMotionPredFlags( MbDataAccess&  rcMbDataAccess,
                                MbMode         eMbMode,
                                ListIdx        eLstIdx )
{
  ROTRS( rcMbDataAccess.getSH     ().getNoInterLayerPredFlag(),  Err::m_nOK );
  ROFRS( rcMbDataAccess.getMbData ().getInCropWindowFlag(),      Err::m_nOK );

  MbMotionData& rcMbMotionData = rcMbDataAccess.getMbMotionData( eLstIdx );

  rcMbMotionData.setMotPredFlag( rcMbDataAccess.getSH().getDefaultMotionPredictionFlag() );
  ROFRS ( rcMbDataAccess.getSH().getAdaptiveMotionPredictionFlag(), Err::m_nOK );

  //--- clear ---
  rcMbMotionData.setMotPredFlag( false );

  if( rcMbDataAccess.getMbData().isIntra() )
  {
    return Err::m_nOK;
  }

  switch( eMbMode )
  {
  case MODE_SKIP:
    {
      break;
    }
  case MODE_16x16:
    {
      if( rcMbDataAccess.getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx ) )
      {
        DECRNOK( m_pcMbSymbolReadIf->motionPredFlag( rcMbDataAccess, eLstIdx ) );
      }
      break;
    }
  case MODE_16x8:
    {
      if( rcMbDataAccess.getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx ) )
      {
        DECRNOK( m_pcMbSymbolReadIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_16x8_0 ) );
      }

      if( rcMbDataAccess.getMbData().isBlockFwdBwd( B_8x8_2, eLstIdx ) )
      {
        DECRNOK( m_pcMbSymbolReadIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_16x8_1 ) );
      }
      break;
    }
  case MODE_8x16:
    {
      if( rcMbDataAccess.getMbData().isBlockFwdBwd( B_8x8_0, eLstIdx ) )
      {
        DECRNOK( m_pcMbSymbolReadIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_8x16_0 ) );
      }

      if( rcMbDataAccess.getMbData().isBlockFwdBwd( B_8x8_1, eLstIdx ) )
      {
        DECRNOK( m_pcMbSymbolReadIf->motionPredFlag( rcMbDataAccess, eLstIdx, PART_8x16_1 ) );
      }
      break;
    }
  case MODE_8x8:
  case MODE_8x8ref0:
    {
      for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
      {
        if( BLK_SKIP != rcMbDataAccess.getMbData().getBlkMode   ( c8x8Idx.b8x8Index() ) &&
            rcMbDataAccess            .getMbData().isBlockFwdBwd( c8x8Idx.b8x8Index(), eLstIdx ) )
        {
          DECRNOK( m_pcMbSymbolReadIf->motionPredFlag( rcMbDataAccess, eLstIdx, c8x8Idx.b8x8() ) );
        }
      }
      break;
    }
  default:
    {
      AF();
      return Err::m_nERR;
    }
  }

  return Err::m_nOK;
}
开发者ID:dewn49，项目名称:thialgou，代码行数:83，代码来源:MbParser.cpp

示例6: ROT

ErrVal
SliceEncoder::xAddTCoeffs2( MbDataAccess& rcMbDataAccess, MbDataAccess& rcMbDataAccessBase )
{
  if( rcMbDataAccess.getMbData().isPCM() )
  {
    TCoeff* pSrc = rcMbDataAccessBase.getMbTCoeffs().getTCoeffBuffer();
    TCoeff* pDes = rcMbDataAccess    .getMbTCoeffs().getTCoeffBuffer();
    for( UInt ui = 0; ui < 384; ui++, pSrc++, pDes++ )
    {
      ROT( pDes->getLevel() );
      pDes->setLevel( pSrc->getLevel() );
    }
    ROT( rcMbDataAccess.getMbData().getMbExtCbp() );
    return Err::m_nOK;
  }

	UInt uiBCBP = 0;
	UInt uiCoded = 0;
	Bool bCoded = false;
	Bool bChromaAC = false;
	Bool bChromaDC = false;

	// Add the luma coefficients and track the new BCBP
	if( rcMbDataAccess.getMbData().isTransformSize8x8() )
	{

		for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
		{
			bCoded = false;

			m_pcTransform->addPrediction8x8Blk( rcMbDataAccess.getMbTCoeffs().get8x8( c8x8Idx ),
				rcMbDataAccessBase.getMbTCoeffs().get8x8( c8x8Idx ),
				rcMbDataAccess.getMbData().getQp(),
				rcMbDataAccessBase.getMbData().getQp(), bCoded );

			if( rcMbDataAccess.getMbData().isIntra16x16() )
				AOT(1);

			if( bCoded )
				uiBCBP |= (0x33 << c8x8Idx.b4x4());
		}
	}
	else
	{

		for( B4x4Idx cIdx; cIdx.isLegal(); cIdx++ )
		{
			uiCoded = 0;

			m_pcTransform->addPrediction4x4Blk( rcMbDataAccess.getMbTCoeffs().get( cIdx ),
				rcMbDataAccessBase.getMbTCoeffs().get( cIdx ),
				rcMbDataAccess.getMbData().getQp(),
				rcMbDataAccessBase.getMbData().getQp(), uiCoded );

			if( rcMbDataAccess.getMbData().isIntra16x16() )
			{
				if( *(rcMbDataAccess.getMbTCoeffs().get( cIdx )) )
					uiCoded--;
			}

			if( uiCoded )
				uiBCBP |= 1<<cIdx;
		}

		if( rcMbDataAccess.getMbData().isIntra16x16() )
		{
			uiBCBP = uiBCBP?((1<<16)-1):0;
		}
	}

	// Add the chroma coefficients and update the BCBP
  m_pcTransform->addPredictionChromaBlocks( rcMbDataAccess.getMbTCoeffs().get( CIdx(0) ),
                                            rcMbDataAccessBase.getMbTCoeffs().get( CIdx(0) ),
                                            rcMbDataAccess.getSH().getCbQp( rcMbDataAccess.getMbData().getQp() ),
                                            rcMbDataAccess.getSH().getBaseSliceHeader()->getCbQp( rcMbDataAccessBase.getMbData().getQp() ),
                                            bChromaDC, bChromaAC );
  m_pcTransform->addPredictionChromaBlocks( rcMbDataAccess.getMbTCoeffs().get( CIdx(4) ),
                                            rcMbDataAccessBase.getMbTCoeffs().get( CIdx(4) ),
                                            rcMbDataAccess.getSH().getCrQp( rcMbDataAccess.getMbData().getQp() ),
                                            rcMbDataAccess.getSH().getBaseSliceHeader()->getCrQp( rcMbDataAccessBase.getMbData().getQp() ),
                                            bChromaDC, bChromaAC );

	uiBCBP |= (bChromaAC?2:(bChromaDC?1:0))<<16;

	// Update the CBP
	rcMbDataAccess.getMbData().setAndConvertMbExtCbp( uiBCBP );

	// Update the Intra16x16 mode
	if( rcMbDataAccess.getMbData().isIntra16x16() )
	{
		UInt uiMbType = INTRA_4X4 + 1;
		UInt uiPredMode = rcMbDataAccess.getMbData().intraPredMode();
		UInt uiChromaCbp = uiBCBP>>16;
		Bool bACcoded = (uiBCBP && ((1<<16)-1));

		uiMbType += uiPredMode;
        uiMbType += ( bACcoded ) ? 12 : 0;
        uiMbType += uiChromaCbp << 2;

		rcMbDataAccess.getMbData().setMbMode( MbMode(uiMbType) );
//.........这里部分代码省略.........
开发者ID:hwyhit，项目名称:JSVM，代码行数:101，代码来源:SliceEncoder.cpp

示例7: ROF

// JVT-V035
ErrVal
SliceEncoder::updatePictureAVCRewrite( ControlData& rcControlData, UInt uiMbInRow )
{
  ROF( m_bInitDone );

  SliceHeader&  rcSliceHeader   = *rcControlData.getSliceHeader();
  FMO&          rcFMO           = *rcSliceHeader.getFMO();
  MbDataCtrl*   pcMbDataCtrl    = rcControlData.getMbDataCtrl();
  MbDataCtrl*   pcBaseLayerCtrl = rcControlData.getBaseLayerCtrl();

  //====== initialization ======
  RNOK( pcMbDataCtrl->initSlice( rcSliceHeader, DECODE_PROCESS, false, NULL ) );

  if( rcSliceHeader.getTCoeffLevelPredictionFlag() == true )
  {
	  // Update the macroblock state
	  // Must be done after the bit-stream has been constructed
    for( Int iSliceGroupId = rcFMO.getFirstSliceGroupId(); ! rcFMO.SliceGroupCompletelyCoded( iSliceGroupId ); iSliceGroupId = rcFMO.getNextSliceGroupId( iSliceGroupId ) )
    {
      UInt  uiFirstMbInSliceGroup = rcFMO.getFirstMBOfSliceGroup( iSliceGroupId );
      UInt  uiLastMbInSliceGroup  = rcFMO.getLastMBInSliceGroup ( iSliceGroupId );

      for( UInt uiMbAddress = uiFirstMbInSliceGroup; uiMbAddress <= uiLastMbInSliceGroup; uiMbAddress = rcFMO.getNextMBNr( uiMbAddress ) )
	    {
		    UInt          uiMbY               = 0;
		    UInt          uiMbX               = 0;
		    MbDataAccess* pcMbDataAccess      = 0;
		    MbDataAccess* pcMbDataAccessBase  = 0;

        rcSliceHeader.getMbPositionFromAddress( uiMbY, uiMbX, uiMbAddress );
		    RNOK( pcMbDataCtrl->initMb( pcMbDataAccess, uiMbY, uiMbX ) );

		    if( pcBaseLayerCtrl )
		    {
			    RNOK( pcBaseLayerCtrl ->initMb( pcMbDataAccessBase, uiMbY, uiMbX ) );
			    pcMbDataAccess->setMbDataAccessBase( pcMbDataAccessBase );
		    }

        // modify QP values (as specified in G.8.1.5.1.2)
        if( pcMbDataAccess->getMbData().getMbCbp() == 0 && ( pcMbDataAccess->getMbData().getMbMode() == INTRA_BL || pcMbDataAccess->getMbData().getResidualPredFlag() ) )
        {
          pcMbDataAccess->getMbData().setQp( pcMbDataAccessBase->getMbData().getQp() );
        }

		    if( pcMbDataAccess->isTCoeffPred() )
		    {
			    if( pcMbDataAccess->getMbData().getMbMode() == INTRA_BL )
			    {
				    // We're going to use the BL skip flag to correctly decode the intra prediction mode
				    AOT( pcMbDataAccess->getMbData().getBLSkipFlag() == false );

				    // Inherit the mode of the base block
				    pcMbDataAccess->getMbData().setMbMode( pcMbDataAccessBase->getMbData().getMbMode() );

				    // Inherit intra prediction modes
				    for( B4x4Idx cIdx; cIdx.isLegal(); cIdx++ )
					    pcMbDataAccess->getMbData().intraPredMode(cIdx) = pcMbDataAccessBase->getMbData().intraPredMode(cIdx);

				    pcMbDataAccess->getMbData().setChromaPredMode( pcMbDataAccessBase->getMbData().getChromaPredMode() );
			    }

  		    // The 8x8 transform flag is present in the bit-stream unless transform coefficients
			    // are not transmitted at the enhancement layer.  In this case, inherit the base layer
			    // transform type.  This makes intra predition work correctly, etc.
          if( ( pcMbDataAccess->getMbData().getMbCbp() & 0x0F ) == 0 )
          {
            pcMbDataAccess->getMbData().setTransformSize8x8( pcMbDataAccessBase->getMbData().isTransformSize8x8() );
          }

			    xAddTCoeffs2( *pcMbDataAccess, *pcMbDataAccessBase );
		    }

        if( pcMbDataAccess->getMbAddress() != uiFirstMbInSliceGroup &&
            pcMbDataAccess->getSH().getTCoeffLevelPredictionFlag() &&
           !pcMbDataAccess->getSH().getNoInterLayerPredFlag() &&
           !pcMbDataAccess->getMbData().isIntra16x16() &&
            pcMbDataAccess->getMbData().getMbExtCbp() == 0 )
        {
          pcMbDataAccess->getMbData().setQp4LF( pcMbDataAccess->getLastQp4LF() );
        }
        else
        {
          pcMbDataAccess->getMbData().setQp4LF( pcMbDataAccess->getMbData().getQp() );
        }
	    }
    }
  }

  return Err::m_nOK;
}
开发者ID:hwyhit，项目名称:JSVM，代码行数:91，代码来源:SliceEncoder.cpp


注：本文中的MbDataAccess::getSH方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。