ezwdecode.asv

来自「EZW的matlab程序 基于小波变换对图像进行压缩编码的研究」· ASV 代码 · 共 30 行

function DecodeMat=ezwdecode(Mat,T1,decodeDim,CodeList,LenSubCL,QuantiFlagList,LenSubQFL)
global row col
recvalue=[];
rIlist=[];
quantiflagOld=[];
scanorder=listorder(row,col,1,1);
flagMat(1:row,1:col)='Z';

for level=1:decodeDim
    scancode=CodeList(1:LenSubCL(level));
    CodeList=CodeList(LenSubCL(level)+1:end);
    quantiflag=QuantiFlagList(1:LenSubQFL(level));
    QuantiFlagList=QuantiFlagList(LenSubQFL(level)+1:end);
    
    [antiQuantiMat,rIlist,quantiflagOld]=antiquantifier(T1,level,rIlist,quantiflag,quantiflagOld);
    
    DecodeMat=Mat;
    qrNum=1;
    scNum=1;
    
    [DecodeMat,recvalue,qrNum]=updateRecvalue(DecodeMat,recvalue,qrNum,quantiflag,quantifierMat,rIlist);
    [DecodeMat,Decodeflag,flagMat,recvalue]=decoding(DecodeMat,flagMat,quantifierMat,quantiflag,rIlist,scanorder,scancode,scNum,qrNum,recvalue);
%     if level<decodeDim
%         button = questdlg('Need the nest decode processing ?','Decode Level','Yes','No','Yes');
%         if button(1)=='N'
%             break;
%         end
%     end
end