Arnold图像置乱matlab代码%% -------------------------------------------------------------------- %%% Function: Arnold图像置乱% Arnold: x =(x+y) mod N, y =(x+2y) mod N% 变换周期(N,M): (128,96),(256,192),(512,384)% Argument: dPSNR: 置乱后PSNR% outImg: 置乱后输出图像% inImg: 输入图像% i