view fix_offset.m @ 13:844d341cf643 tip

Back up before ISMIR
author Yading Song <yading.song@eecs.qmul.ac.uk>
date Thu, 31 Oct 2013 13:17:06 +0000
parents 80a9556123da
children
line wrap: on
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function [] = fix_offset(melody,melodyps)
%e.g. fix_offset('melody.wav','melody_ps12.wav');

x = wavread(melody);
y = wavread(melodyps);

ind1 = find(x>0, 1, 'last');
ind2 = find(y>0, 1, 'last');

y = [zeros(ind1-ind2,1); y];
wavwrite(y,44100,melodyps);