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Trivial Watermarking in DCT 2D Domain

version (689 KB) by Piotr Lenarczyk
Please note that it was originally implemented in 2008.


Updated 24 Jan 2016

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It is a watermarking algorithm using changing value of DCT 2D coefficients.

Cite As

Piotr Lenarczyk (2020). Trivial Watermarking in DCT 2D Domain (, MATLAB Central File Exchange. Retrieved .

Comments and Ratings (2)

If one want to use this script with opensource recommended program OCTAVE, he or she must comment a clearvars; command and load two packages ( must be installed ##sudo apt-get install octave-image octave-signal## ), at beginning of script:
pkg load image; pkg load signal;
Thank you.

Modified licence: Algorithm code is provided "as is", without guarantee and copyrights for this script. If you have a while please cite.
Piotr Lenarczyk

MATLAB Release Compatibility
Created with R2015b
Compatible with any release
Platform Compatibility
Windows macOS Linux