HW1.2 Naman Chopra ECE301Fall2008mboutin - Rhea

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);