matlab image processing
2016-08-23
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Demo to watermark an image by hiding another image in a certain bit % plane. Sometimes called "LSB Watermarking" or something similar. % User is asked which bit plane they want to hide the image in.
clc; % Clear the command window. close all; % Close all figures (except those of imtool.) imtool close all; % Close all imtool figures. clear; % Erase all existing variables. workspace; % Make sure the workspace panel is showing. fontSize = 12;
% Read in the image what will have another image hidden into it. baseFileName='moon.tif'; % baseFileName='cameraman.tif'; folder = fullfile(matlabroot, '\toolbox\images\imdemos'); % Get the full filename, with path prepended. fullFileName = fullfile(folder, baseFileName); if ~exist(fullFileName, 'file') % Didn't find it there. Check the search path for it. fullFileName = baseFileName; % No path this time. if ~exist(full
matlab
图像处理
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