watermarking_dwt_check.m

it is used to find traffic

A=imread('baboon.jpg');
C=imresize(A,0.5);
figure;
imshow(C);

W=imread('mitlogo.jpg');
W=rgb2gray(W);
W1=imresize(W,[64 64]);
figure;
imshow(W1);
for i=1:64
    for j=1:64
        if(W1(i,j)<128)
            W1(i,j)=0;
        else
            W1(i,j)=1;
        end
    end
end
figure;
imshow(W1);

% T1=[];
% for i=1:128
%         L=C(i,:);
%         T=dec2bin(L,8);
%         T1=vertcat(T1,T);
% end
T1=separate_image(C);
%T2=dec2bin(T1);
k=1;
even=[];
odd=[];
even_out=[];
odd_out=[];
o=1;
for i=1:8192
    even(k)=T1(o);
    odd(k)=T1(o+1);
    %even_out(k)=even(k)+15;
    %odd_out(k)=odd(k)+15;
    o=o+2;
    
    k=k+1;
end

even=dec2bin(even);
odd=dec2bin(odd);
%even_out=dec2bin(even_out);
%odd_out=dec2bin(odd_out);


%csvwrite('image_even.txt',even);
%csvwrite('image_odd.txt',odd);

watermark=[];
for i=1:64
        L=W1(i,:);
        K=dec2bin(L,1);
        watermark=vertcat(watermark,K);
end
%csvwrite('watermark.txt',T3);

image_watermarked=new_dwt(0.1);
image_watermarked1=new_dwt(0.4);
figure;
imshow(mat2gray(image_watermarked));