(New page: == Audio Files == == Subliminal Message == I TAKE MY OWN LIFE == M-File == <pre> delta = 0.000022; jp = wavread('jpforward.wav'); jp_f = flipud(jp); %song played backwards at normal ...)
 
(M-File)
 
(One intermediate revision by the same user not shown)
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== Audio Files ==
 
== Audio Files ==
 
+
*[[Media: JPBackwards.wav _ECE301Fall2008mboutin| Original Speed Backwards]]
 +
*[[Media: JPBackwardsSlow.wav _ECE301Fall2008mboutin| Backwards at 3/4 speed]]
  
 
== Subliminal Message ==
 
== Subliminal Message ==
Line 7: Line 8:
 
== M-File ==
 
== M-File ==
 
<pre>
 
<pre>
delta = 0.000022;
+
[jp,Fs,bits] = wavread('jpforward.wav');
  
jp = wavread('jpforward.wav');
+
sound(jp,Fs);
  
 +
pause(15)
 
jp_f = flipud(jp);
 
jp_f = flipud(jp);
 +
  
 
%song played backwards at normal speed
 
%song played backwards at normal speed
sound(jp_f,1/delta);
+
sound(jp_f,Fs);
wavwrite(jp_f,1/delta,'JPBackwards.wav');
+
wavwrite(jp_f,Fs,'JPBackwards.wav');
  
 
pause(15)
 
pause(15)
Line 21: Line 24:
 
%you can clearly hear the "subliminal message" at this speed
 
%you can clearly hear the "subliminal message" at this speed
  
sound(jp_f,(1/delta)*0.75);
+
sound(jp_f,Fs*0.75);
wavwrite(jp_f,(1/delta)*0.75,'JPBackwardsSlow.wav');
+
wavwrite(jp_f,Fs*0.75,'JPBackwardsSlow.wav');
 
</pre>
 
</pre>

Latest revision as of 07:26, 5 September 2008

Audio Files

Subliminal Message

I TAKE MY OWN LIFE

M-File

[jp,Fs,bits] = wavread('jpforward.wav');

sound(jp,Fs);

pause(15)
jp_f = flipud(jp);


%song played backwards at normal speed
sound(jp_f,Fs);
wavwrite(jp_f,Fs,'JPBackwards.wav');

pause(15)
%song played at 3/4 speed 
%you can clearly hear the "subliminal message" at this speed

sound(jp_f,Fs*0.75);
wavwrite(jp_f,Fs*0.75,'JPBackwardsSlow.wav');

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