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Question
In digital image steganography using DWT why it is necessary to seperate the R,G and B plane from image ?
My project is digital image steganography using DWT. In this two techniques are used to hide image. in first technique use 3 lev...
10 years ago | 1 answer | 0
1
answerQuestion
in digital image steganography after embedding the secret image into cover image the size of image change or not?
my project is image steganography using DWT
10 years ago | 1 answer | 0
1
answerQuestion
my project is image stegnography, i need to measure the size of extracted image for comparision with input secret image..is any command to find out the size of extracted image? how to store extracted image from GUI window to any other location?
function Extraction_Callback(hObject, eventdata, handles) out1 = handles.out1; LL3 = handles.LL3; % Extraction A =...
10 years ago | 1 answer | 0
1
answerQuestion
In Image steganography why secret image converted into black & white before embidding?
si = double(handles.si); alpha = 0.05; for i = 1:4:size(LL3,1) for j = 1:4:size(LL3,2); block = LL...
10 years ago | 1 answer | 0
1
answerQuestion
my project related to steganography using 3 level discrete wavelet transform. mery question is that what is the size of secret image before and after embedding? is there any loss of data during extraction.i am converting jpg image to bw with64*64
si = double(handles.si); alpha = 0.05; for i = 1:4:size(LL3,1) for j = 1:4:size(LL3,2); block = LL3(i:...
10 years ago | 1 answer | 0
