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Merge branch 'main' into DarellsAnnex

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darrll27 2021-12-01 23:00:59 -08:00 committed by GitHub
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20
DarellsAnnex/DarellbandpassFilter.m Normal file
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@ -0,0 +1,20 @@
function output_y = DarellbandpassFilter(y,Fs,LOW,MED,HIGH)
Len = length(y);
F = Fs * (-Len/2 : (Len/2 - 1))/Len ;
Mod_Freq = fftshift(fft(y));
lenf = length(F);
output = 0 .* Mod_Freq; % zero array of len f
for n = 1:lenf
if ((LOW < abs(F(n))) && HIGH > abs(F(n)))
output(n) = 1;
else
output(n) = 0;
end
end
filtered_Mod_Freq = fftshift(Mod_Freq .* output);
output_y = real(ifft(filtered_Mod_Freq));
end

1
src/Main_test.m
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@ -33,3 +33,4 @@ x = DarellPitchEnvelope(x, fs, attack,decay,sustain,release); %output new sound
%play over 5 counts, should only hear 200hz %play over 5 counts, should only hear 200hz
playtime = 5; playtime = 5;
play_continuous(x, fs, playtime) play_continuous(x, fs, playtime)