annotate aim-mat/tools/@signal/setlength.m @ 4:537f939baef0 tip

various bug fixes and changed copyright message
author Stefan Bleeck <bleeck@gmail.com>
date Tue, 16 Aug 2011 14:37:17 +0100
parents 20ada0af3d7d
children
rev   line source
tomwalters@0 1 % method of class @signal
tomwalters@0 2 %
tomwalters@0 3 % INPUT VALUES:
tomwalters@0 4 %
tomwalters@0 5 % RETURN VALUE:
tomwalters@0 6 %
tomwalters@0 7 %
bleeck@3 8 % This external file is included as part of the 'aim-mat' distribution package
bleeck@3 9 % (c) 2011, University of Southampton
bleeck@3 10 % Maintained by Stefan Bleeck (bleeck@gmail.com)
bleeck@3 11 % download of current version is on the soundsoftware site:
bleeck@3 12 % http://code.soundsoftware.ac.uk/projects/aimmat
bleeck@3 13 % documentation and everything is on http://www.acousticscale.org
bleeck@3 14
tomwalters@0 15
tomwalters@0 16 function sig=setlength(sig,newlen)
tomwalters@0 17
tomwalters@0 18 % sig.length=newlen;
tomwalters@0 19 nr_points=time2bin(sig,newlen);
tomwalters@0 20 old_nr_points=getnrpoints(sig);
tomwalters@0 21 if nr_points < old_nr_points
tomwalters@0 22 new_vals=sig.werte(1:nr_points);
tomwalters@0 23 else
tomwalters@0 24 new_vals=zeros(nr_points,1);
tomwalters@0 25 new_vals(1:old_nr_points)=sig.werte;
tomwalters@0 26 end
tomwalters@0 27 clear sig.werte;
tomwalters@0 28 sig.werte=new_vals;