tomwalters@0: % support file for 'aim-mat'
tomwalters@0: %
bleeck@3: % (c) 2011, University of Southampton
bleeck@3: % Maintained by Stefan Bleeck (bleeck@gmail.com)
bleeck@3: % download of current version is on the soundsoftware site: 
bleeck@3: % http://code.soundsoftware.ac.uk/projects/aimmat
bleeck@3: % documentation and everything is on http://www.acousticscale.org
tomwalters@0: 
tomwalters@0: function x=dB(y,method)
tomwalters@0: %   convert to dB representation
tomwalters@0: 
tomwalters@0: if nargin<2
tomwalters@0:     method='power';
tomwalters@0: end
tomwalters@0: 
tomwalters@0: if strcmp(method,'power')
tomwalters@0:     x=10*log(y)./log(10);
tomwalters@0: else
tomwalters@0:     x=20*log(y)./log(10);
tomwalters@0: end