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+ | ==Matlab File== | ||
+ | %Naman Chopra | ||
+ | %ECE 301 | ||
+ | |||
+ | clc; | ||
+ | clear; | ||
+ | [data,f,nbits]=wavread('jpforward.wav'); | ||
+ | %original Judas Priest extract | ||
+ | wavplay(data,f); | ||
+ | %Reverse | ||
+ | rdata=flipud(data); | ||
+ | %Play reverse | ||
+ | wavplay(rdata,f); | ||
+ | wavwrite(rdata,f,nbits,'jpreverse.wav'); | ||
+ | %Playing reverse + slow | ||
+ | wavwrite(rdata,f/2,nbits,'jpreverseslow.wav'); | ||
+ | wavplay(rdata,f/2); |
Revision as of 18:36, 4 September 2008
Hidden Backward Message
Matlab File
%Naman Chopra %ECE 301
clc; clear; [data,f,nbits]=wavread('jpforward.wav'); %original Judas Priest extract wavplay(data,f); %Reverse rdata=flipud(data); %Play reverse wavplay(rdata,f); wavwrite(rdata,f,nbits,'jpreverse.wav'); %Playing reverse + slow wavwrite(rdata,f/2,nbits,'jpreverseslow.wav'); wavplay(rdata,f/2);