processShelfEQ(data, stAlgo)

function [stAlgo, status, data] = processShelfEQ(data, stAlgo)

% *************************************************************************
% * (c) IHA @ Fachhochule Oldenburg / Ostfriesland / Wilhelmshaven 
% * for the applied licence see EOF
% * written by Timm Schaer, Alexandra Mueller, Daniel Visser, Ansgar Wempe,
% * Gabor Peli
% * History
% *                 Version 0.9   Nov 2004                     FH OOW
% *************************************************************************

% wenn Status =0, dann wurde Algo erfolgreich durchgefuehrt
status = 0;
[data,stAlgo.states] = filter(stAlgo.b, stAlgo.a,data,stAlgo.states);

%--------------------Licence ---------------------------------------------
% Copyright (c) <2004> Timm Schaer, Alexandra Mueller, Joerg Bitzer, 
% Daniel Visser, Ansgar Wempe, Gabor Peli
% Institute for Hearing Technology and Audiology
% University of Applied Sciences Oldenburg / Ostfriesland / Wilhelmshaven
% Permission is hereby granted, free of charge, to any person obtaining 
% a copy of this software and associated documentation files 
% (the "Software"), to deal in the Software without restriction, including 
% without limitation the rights to use, copy, modify, merge, publish, 
% distribute, sublicense, and/or sell copies of the Software, and to 
% permit persons to whom the Software is furnished to do so, subject 
% to the following conditions:
% The above copyright notice and this permission notice shall be included 
% in all copies or substantial portions of the Software.

% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
% EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
% OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
% IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 
% CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 
% TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
% SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.