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Equalise loudness in prepare2listen.m
author Brecht De Man <b.deman@qmul.ac.uk>
date Sun, 23 Nov 2014 23:24:35 +0000
parents 4fd284285159
children
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function y = MS2LR(x)
% LR2MS Converts stereo audio signal to MS (mid side).
% 
% by Brecht De Man at Centre for Digital Music, 4 June 2013

if size(x,2) ~= 2
    error('Function MS2LR needs a stereo audio input file.');
end

y = zeros(size(x));

% L = (M + S)/2, R = (M-S)/2
y(:,1) = (x(:,1)+x(:,2))/2; % left channel
y(:,2) = (x(:,1)-x(:,2))/2; % right channel

end