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%File #1<br>  
 
%File #1<br>  
  
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%Shi Jia<br>%ECE301<br>function output()<br>%DEFINE<br>BPM = 112;<br>BEAT = 60/BPM*4;<br>RATE = 48000;<br>WAV = [];<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 1)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(4, 1/8*BEAT, RATE, 1)];&nbsp;%bD<br>WAV = [WAV note(3, 2/4*BEAT, RATE, 1)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 1)];&nbsp;%C<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>sound(WAV, RATE);<br>WAV = [];<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, .5)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(4, 1/8*BEAT, RATE, .5)];&nbsp;%bD<br>WAV = [WAV note(3, 2/4*BEAT, RATE, .5)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, .5)];&nbsp;%C<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>sound(WAV, RATE*2);<br>WAV = [];<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 2)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(4, 1/8*BEAT, RATE, 2)];&nbsp;%bD<br>WAV = [WAV note(3, 2/4*BEAT, RATE, 2)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 2)];&nbsp;%C<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>sound(WAV, RATE);  
+
%Shi Jia<br>%ECE301<br>function output()<br>%DEFINE CONSANTS<br>BPM = 112;<br>BEAT = 60/BPM*4;<br>RATE = 48000;
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%MESSY VECTOR&nbsp;GENERATION<br>WAV = [];<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 1)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(4, 1/8*BEAT, RATE, 1)];&nbsp;%bD<br>WAV = [WAV note(3, 2/4*BEAT, RATE, 1)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 1)];&nbsp;%C<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 1)];&nbsp;%bB<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)];&nbsp;%G<br>sound(WAV, RATE);<br>WAV = [];<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, .5)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(4, 1/8*BEAT, RATE, .5)];&nbsp;%bD<br>WAV = [WAV note(3, 2/4*BEAT, RATE, .5)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, .5)];&nbsp;%C<br>WAV = [WAV note(1, 1/4*BEAT, RATE, .5)];&nbsp;%bB<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)];&nbsp;%G<br>sound(WAV, RATE*2);<br>WAV = [];<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 2)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(4, 1/8*BEAT, RATE, 2)];&nbsp;%bD<br>WAV = [WAV note(3, 2/4*BEAT, RATE, 2)];&nbsp;%C<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(3, 3/8*BEAT, RATE, 2)];&nbsp;%C<br>WAV = [WAV note(1, 1/4*BEAT, RATE, 2)];&nbsp;%bB<br>WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)];&nbsp;%G<br>sound(WAV, RATE);  
  
 
end  
 
end  
  
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function OUT = note(OFFSET, LENGTH, RATE, MULT)<br>OUT = sin(2*pi*(440*2^(OFFSET/12))*MULT*[0:1/RATE:LENGTH]);<br>end
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%Generates a single note
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 +
function OUT = note(OFFSET, LENGTH, RATE, MULT)<br>OUT = sin(2*pi*(440*2^(OFFSET/12))*MULT*[0:1/RATE:LENGTH]);<br>end  
  
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[https://www.projectrhea.org/rhea/images/1/17/1.wav www.projectrhea.org/rhea/images/1/17/1.wav]
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[https://www.projectrhea.org/rhea/images/1/17/1.wav www.projectrhea.org/rhea/images/1/17/1.wav]  
  
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[https://www.projectrhea.org/rhea/images/c/ce/2.wav www.projectrhea.org/rhea/images/c/ce/2.wav]
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[https://www.projectrhea.org/rhea/images/c/ce/2.wav www.projectrhea.org/rhea/images/c/ce/2.wav]  
  
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[https://www.projectrhea.org/rhea/images/0/05/3.wav www.projectrhea.org/rhea/images/0/05/3.wav]
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[https://www.projectrhea.org/rhea/images/0/05/3.wav www.projectrhea.org/rhea/images/0/05/3.wav]  
  
 
%File #2<br>  
 
%File #2<br>  

Latest revision as of 17:03, 13 January 2011

%File #1

%Shi Jia
%ECE301
function output()
%DEFINE CONSANTS
BPM = 112;
BEAT = 60/BPM*4;
RATE = 48000;

%MESSY VECTOR GENERATION
WAV = [];
WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, 1)]; %bB
WAV = [WAV note(3, 3/8*BEAT, RATE, 1)]; %C
WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, 1)]; %bB
WAV = [WAV note(4, 1/8*BEAT, RATE, 1)]; %bD
WAV = [WAV note(3, 2/4*BEAT, RATE, 1)]; %C
WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, 1)]; %bB
WAV = [WAV note(3, 3/8*BEAT, RATE, 1)]; %C
WAV = [WAV note(1, 1/4*BEAT, RATE, 1)]; %bB
WAV = [WAV note(-2, 1/4*BEAT, RATE, 1)]; %G
sound(WAV, RATE);
WAV = [];
WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, .5)]; %bB
WAV = [WAV note(3, 3/8*BEAT, RATE, .5)]; %C
WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, .5)]; %bB
WAV = [WAV note(4, 1/8*BEAT, RATE, .5)]; %bD
WAV = [WAV note(3, 2/4*BEAT, RATE, .5)]; %C
WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, .5)]; %bB
WAV = [WAV note(3, 3/8*BEAT, RATE, .5)]; %C
WAV = [WAV note(1, 1/4*BEAT, RATE, .5)]; %bB
WAV = [WAV note(-2, 1/4*BEAT, RATE, .5)]; %G
sound(WAV, RATE*2);
WAV = [];
WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, 2)]; %bB
WAV = [WAV note(3, 3/8*BEAT, RATE, 2)]; %C
WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, 2)]; %bB
WAV = [WAV note(4, 1/8*BEAT, RATE, 2)]; %bD
WAV = [WAV note(3, 2/4*BEAT, RATE, 2)]; %C
WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)]; %G
WAV = [WAV note(1, 1/4*BEAT, RATE, 2)]; %bB
WAV = [WAV note(3, 3/8*BEAT, RATE, 2)]; %C
WAV = [WAV note(1, 1/4*BEAT, RATE, 2)]; %bB
WAV = [WAV note(-2, 1/4*BEAT, RATE, 2)]; %G
sound(WAV, RATE);

end

%Generates a single note

function OUT = note(OFFSET, LENGTH, RATE, MULT)
OUT = sin(2*pi*(440*2^(OFFSET/12))*MULT*[0:1/RATE:LENGTH]);
end

www.projectrhea.org/rhea/images/1/17/1.wav

www.projectrhea.org/rhea/images/c/ce/2.wav

www.projectrhea.org/rhea/images/0/05/3.wav

%File #2

function reverse()
[Y, FS] = wavread('Beatles');
wavplay(Y, FS); %"Number nine" is repeated over and over.
Y = flipud(Y);
wavplay(Y, FS);
%It would appear that he's saying something with the word
%"money" in it, but it's far more likely that I'm just associating
%nonsensical sounds with real words
wavwrite(Y, FS, 'reversed');
end

www.projectrhea.org/rhea/images/0/04/Reversed.wav

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Basic linear algebra uncovers and clarifies very important geometry and algebra.

Dr. Paul Garrett