lhuaz.m

来自「基于matlab的小波变换的图象压缩」· M 代码 · 共 20 行

function [h,v,d]=lhuaz(ch,cv,cd,l,x)
%为减少程序长度而作的量化组合
if x==3
   h=lhua(ch,12.71,l/8);
   v=lhua(cv,19.54,l/8);
   d=lhua(cd,12.71,l/8);
elseif x==2
   h=lhua(ch,14.68,l/4);
   v=lhua(cv,28.41,l/4);
   d=lhua(cd,14.69,l/4);
elseif x==1
   h=lhua(ch,23.03,l/2);
   v=lhua(cv,58.76,l/2);
   d=lhua(cd,23.03,l/2);
else
   disp('x只能有1，2，3三个值');
end