Associated article: Audio Watermarking
Tags: Security Web Development Design
Published source code accompanying the article by Michael Arnold in which he examines digital watermarking--a security technique that provides copy protection, authentication, and more for audio and other forms of information. The approach Michael presents here--implemented in Matlab--is based on a statistical algorithm working in the Fourier domain. Also see WATERMK.ZIP.
Audio Watermarking by Michael Arnold Listing One function [LTMin, Delta] = PsychoAcousticModel(Input, NumberOfBands) % Main function - sampling rate fs = 44100; bitrate = 128; % Author: % Fabien A.P. Petitcolas ([email protected]) % Computer Laboratory % University of Cambridge % Corrections and improvements: % Teddy Furon (...