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real-time audio visualisation/plotting in matlab


% Plot audio from soundcard captured at Fs Hz with frames of length N (with thanks to Richard Hayse)

clear all;
Fs=11025;
N=2048;t=(0:N-1)/Fs;

while 1
    y = wavrecord(N,Fs,2);  

   plot(y);
    axis( [0 N -1 1]);
    drawnow;
end

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