a=0;

	switch (m_eWFilter)
	{
	case INT53:
		{
	       pImgWTData=new int[dwImgWidth*dwImgHeight];
           //pTData=new int *[dwTileNums];
		   if (!pImgWTData)
		   {
		       printf("GetTilerfromImgWTData   memory allocate failed!\n");
	 	       exit(0);
		   }

		   int *pnTData=0;
		   int *pntData,*pnImgWTData=0,*pTImgOffset=0;
		   int *pnBData=0,*pnimgwtdata=0;
		   int *pnbData=0,*pBTOffset=0;

		   pnImgWTData=(int *)pImgWTData;
	
		   CBlkWTDataInt *pBlkWTDataInt;
           
	       for (row=0;row<dwYTileNums;row++)
		       for (col=0;col<dwXTileNums;col++)
			   {
			       dwTileNumber=row*dwXTileNums+col;
				   pTileBlkWTData=&m_pTileBlkWTData[dwTileNumber];

				   TileInfo=pTileBlkWTData->GetTileInfo();

				   nDecLev=pTileBlkWTData->GetTileDecLev();


	    		   dwTWidth=TileInfo.GetUnitWidth();
				   dwTHeight=TileInfo.GetUnitHeight();
			       coordTileOrg=TileInfo.GetCoordUnitOrg();
				  
                   pnTData=0;
				   pnTData=new int[dwTWidth*dwTHeight];
				   pntData=pnTData;

   //                int *pntdata=pnTData;
				   
			//	   pnData=(int *)pData;
			       pTImgOffset=pnImgWTData+co