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/** \file     TComPicSym.cpp
    \brief    picture symbol class
*/

#include "TComPicSym.h"
#include "TComPicYuv.h"

using namespace x265;

TComPicSym::TComPicSym()
    : m_widthInCU(0)
    , m_heightInCU(0)
    , m_numPartitions(0)
    , m_numPartInCUSize(0)
    , m_numCUsInFrame(0)
    , m_slice(NULL)
    , m_cuData(NULL)
{
    m_saoParam = NULL;
}

bool TComPicSym::create(x265_param *param)
{
    uint32_t i;

    m_numPartitions   = 1 << g_maxFullDepth * 2;
    m_numPartInCUSize = 1 << g_maxFullDepth;

    m_widthInCU       = (param->sourceWidth  + g_maxCUSize - 1) >> g_maxLog2CUSize;
    m_heightInCU      = (param->sourceHeight + g_maxCUSize - 1) >> g_maxLog2CUSize;

    m_numCUsInFrame   = m_widthInCU * m_heightInCU;

    m_slice = new Slice;
    m_cuData = new TComDataCU[m_numCUsInFrame];
    if (!m_slice || !m_cuData)
        return false;

    bool tqBypass = param->bCULossless || param->bLossless;
    for (i = 0; i < m_numCUsInFrame; i++)
    {
        uint32_t sizeL = 1 << (g_maxLog2CUSize * 2);
        uint32_t sizeC = sizeL >> (CHROMA_H_SHIFT(param->internalCsp) + CHROMA_V_SHIFT(param->internalCsp));
        if (!m_cuData[i].initialize(m_numPartitions, sizeL, sizeC, 1, tqBypass))
            return false;

        m_cuData[i].create(&m_cuData[i], m_numPartitions, g_maxCUSize, param->internalCsp, 0, tqBypass);
    }

    return true;
}

void TComPicSym::destroy()
{
    delete m_slice;

    if (m_cuData)
    {
        for (int i = 0; i < m_numCUsInFrame; i++)
            m_cuData[i].destroy();
        delete[] m_cuData;
    }

    delete m_saoParam;
}