reverse2.m

来自「NONSUBSAMPLED CONTOURLET TRANSFORM FILTE」· M 代码 · 共 7 行

function r = reverse2(x)
% REVERSE2   Reverse order of elements in 2-d signal相反的顺序分子在二维信号

if ndims(x)~=2, error('X must be a 2-D matrix.'); end

r = x(end:-1:1, end:-1:1);