#include <string.h>
#include "IPU_MotionCodeTable.h"

using namespace IPU;
using namespace MPEG2;

VLCTABLEENTRY CMotionCodeTable::m_pTable[ENTRYCOUNT] =
    {
        {0x0001, 1, 0x00010000},
        {0x0002, 3, 0x00030001},
        {0x0003, 3, 0x0003FFFF},
        {0x0002, 4, 0x00040002},
        {0x0003, 4, 0x0004FFFE},
        {0x0002, 5, 0x00050003},
        {0x0003, 5, 0x0005FFFD},
        {0x0006, 7, 0x00070004},
        {0x0007, 7, 0x0007FFFC},
        {0x000A, 8, 0x00080005},
        {0x000B, 8, 0x0008FFFB},
        {0x0008, 8, 0x00080006},
        {0x0009, 8, 0x0008FFFA},
        {0x0006, 8, 0x00080007},
        {0x0007, 8, 0x0008FFF9},
        {0x0016, 10, 0x000A0008},
        {0x0017, 10, 0x000AFFF8},
        {0x0014, 10, 0x000A0009},
        {0x0015, 10, 0x000AFFF7},
        {0x0012, 10, 0x000A000A},
        {0x0013, 10, 0x000AFFF6},
        {0x0022, 11, 0x000B000B},
        {0x0023, 11, 0x000BFFF5},
        {0x0020, 11, 0x000B000C},
        {0x0021, 11, 0x000BFFF4},
        {0x001E, 11, 0x000B000D},
        {0x001F, 11, 0x000BFFF3},
        {0x001C, 11, 0x000B000E},
        {0x001D, 11, 0x000BFFF2},
        {0x001A, 11, 0x000B000F},
        {0x001B, 11, 0x000BFFF1},
        {0x0018, 11, 0x000B0010},
        {0x0019, 11, 0x000BFFF0},
};

unsigned int CMotionCodeTable::m_pIndexTable[MAXBITS] =
    {
        0,
        1,
        1,
        3,
        5,
        7,
        7,
        9,
        15,
        15,
        21,
};

CVLCTable* CMotionCodeTable::m_pInstance = NULL;

CMotionCodeTable::CMotionCodeTable()
    : CVLCTable(MAXBITS, m_pTable, ENTRYCOUNT, m_pIndexTable)
{
}

CVLCTable* CMotionCodeTable::GetInstance()
{
	if(m_pInstance == NULL)
	{
		m_pInstance = new CMotionCodeTable();
	}

	return m_pInstance;
}