Chris@24: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@24: 
Chris@42: /*
Chris@42:     Tipic
Chris@42: 
Chris@42:     Centre for Digital Music, Queen Mary, University of London.
Chris@42: 
Chris@42:     This program is free software; you can redistribute it and/or
Chris@42:     modify it under the terms of the GNU General Public License as
Chris@42:     published by the Free Software Foundation; either version 2 of the
Chris@42:     License, or (at your option) any later version.  See the file
Chris@42:     COPYING included with this distribution for more information.
Chris@42: */
Chris@42: 
Chris@24: #ifndef LOGCOMPRESS_H
Chris@24: #define LOGCOMPRESS_H
Chris@24: 
Chris@24: #include <vector>
Chris@24: #include <cmath>
Chris@24: 
Chris@24: class LogCompress
Chris@24: {
Chris@24: public:
Chris@24:     static std::vector<double> process(std::vector<double> in,
Chris@24: 				       double factor,
Chris@24: 				       double addTerm) {
Chris@24: 	std::vector<double> out;
Chris@24: 	out.reserve(in.size());
Chris@24: 	for (auto x: in) {
Chris@24: 	    out.push_back(log10(addTerm + factor * x));
Chris@24: 	}
Chris@49: 	return out;
Chris@24:     }
Chris@24: };
Chris@24: 
Chris@24: #endif
Chris@24: