暫時只支持jpeg2000支持的 cdf97 和spline53
可以這樣來測試:
x=imread( E:\study\jpeg2000\images\lena.TIF )
% see the decomposition coefficients
y=wavelift(x, 1, spl53 ) using spline 5/3 wavelet
figure subplot(1,2,1) imshow(x) subplot(1,2,2) imshow(mat2gray(y))
% see the reconstruction precision
yy=wavelift(x, 5) using cdf 9/7 wavelet
ix=wavelift(yy,-5) inverse
sum(sum((double(x)-ix).^2))
標簽:
2000
imageslena
studyjpeg
imread
上傳時間:
2014-01-14
上傳用戶:懶龍1988