quantizertypespec.cpp

jpeg 2000 压缩算法源代码 核心ebcot

       

	nRb=nRi;
	nEb=nRb;
	nMb=nG+nEb-1;
	
	SetBandParams(pBand,nRb,nMb,nEb,nUb,fBStep);
	
	fL2Norm=pBand->GetBL2Norm();
	fWMSE=fL2Norm*fL2Norm*(pow(2,-(nRi<<1)));
	pBand->SetStepWMSE(fWMSE);

	QuantBandBlkWTData(pBandBlkWTData);


		
}

void CQuantizerStd::ImplicitQuantTileComBlkWTData(CTileBlkWTData *pTileComBlkWTData, int nRi,int nG, double fStepDef)
{
	int nDecLev=pTileComBlkWTData->GetTileDecLev();

	CBandBlkWTData *pTileBlkWTData=pTileComBlkWTData->GetTileBlkWTData();
	CBandBlkWTData *pBandBlkWTData=0;
	CBand *pBand=0;

	int nLev;
	int nEb,nE0,nU0;
	int nRb;
	int nMb;
	double fBStep=fStep