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

％ iTimes: 置乱次数

％ Version: 1.01.20070409



％％ -------------------------------------------------------------------- -Arnold image scrambling Matlab code----------%%---------------------------- %%% Function : Arnold image scrambling% Arnold : x = (x y) mod N, y = (x 2y) mod N% transform cycle (N, M) : (128,96), (256,192), (512,384)% Argument : dPSNR : Scrambling after PSNR% outImg : Scrambling% of the output image inImg : input image% iTimes : Scrambling frequency% Version : 1.01.20070409-------------------------%%----------------------------------------