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CodingStructure.cpp 53.25 KiB
/* The copyright in this software is being made available under the BSD
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/** \file     CodingStructure.h
 *  \brief    A class managing the coding information for a specific image part
 */

#include "CodingStructure.h"

#include "Unit.h"
#include "Slice.h"
#include "Picture.h"
#include "UnitTools.h"
#include "UnitPartitioner.h"


XUCache g_globalUnitCache = XUCache();

const UnitScale UnitScaleArray[NUM_CHROMA_FORMAT][MAX_NUM_COMPONENT] =
{
  { {2,2}, {0,0}, {0,0} },  // 4:0:0
  { {2,2}, {1,1}, {1,1} },  // 4:2:0
  { {2,2}, {1,2}, {1,2} },  // 4:2:2
  { {2,2}, {2,2}, {2,2} }   // 4:4:4
};

// ---------------------------------------------------------------------------
// coding structure method definitions
// ---------------------------------------------------------------------------

CodingStructure::CodingStructure(CUCache& cuCache, PUCache& puCache, TUCache& tuCache)
  : area      ()
  , picture   ( nullptr )
  , parent    ( nullptr )
  , bestCS    ( nullptr )
  , m_isTuEnc ( false )
  , m_cuCache ( cuCache )
  , m_puCache ( puCache )
  , m_tuCache ( tuCache )
  , bestParent ( nullptr )