figgen2.m

ICA watermarking. Blind, fragile, robust

%SE generan las gr醘icas figura2 del articulo del icassp 2001.
%Se escriben al directorio con el tex del articulo.
%Lee los datos del fichero expr0.mat expr1.mat, expr2.mat y expr3.mat

close all

load expr1

imOrig=1;
if imOrig
   load expr1

%Imagen con watermark  (a)
if 1
   figure(1)
   imshow(Mimg)
   axis('square')
   clear Imm
end



print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1z
end

%Imagen con watermark  (a)
if 1
figure(1)
imshow(MimgRc)
axis('square')
clear Imm
end



print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1a
%print -depsc -tiff -r600 fig1a

%Imagen con ataque 1 (c)
figure(1)      
imshow(MimgRcJ)  %imshow(smooth(MimgRc,0.01))
axis('square')
drawnow

print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1c
%print -depsc -tiff -r600 fig1c


%Watermark recuperada con ataque 1 (d)
figure(1)  
%II=MimgRcWM;
imshow(histeq(MimgRcWM))
axis('square')


print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1d
%print -depsc -tiff -r600 fig1d


%Watermak introducida en la imagen (b)
load expr0
figure(1)
imshow(histeq(MimgRcWM))
axis('square')

print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1b
%print -depsc -tiff -r600 fig1b




%%%%%%%%%%%%%
load expr2

figure(1)
imshow(MimgRcJ)
axis('square')
drawnow


print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1e
%print -depsc -tiff -r600 fig1e

figure(1)
imshow(histeq(MimgRcWM))
axis('square')


print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1f
%print -depsc -tiff -r600 fig1f

%%%%%%%%%%%%%
load expr3

figure(1)
imshow(MimgRcJ)
axis('square')
drawnow


print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1g
%print -depsc -tiff -r600 fig1g

figure(1)
imshow(histeq(MimgRcWM))
axis('square')


print -depsc -r600 d:\articulos\congrInt\icassp01b\author2\fig1h
%print -depsc -tiff -r600 fig1h