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/*
cw_binaural~: a binaural synthesis external for pure data
by David Doukhan - david.doukhan@gmail.com - http://perso.limsi.fr/doukhan
and Anne Sedes - sedes.anne@gmail.com
Copyright (C) 2009-2011 David Doukhan and Anne Sedes
For more details, see CW_binaural~, a binaural synthesis external for Pure Data
David Doukhan and Anne Sedes, PDCON09
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BINAURALPROCESSOR_HPP_
# define BINAURALPROCESSOR_HPP_
# include <string>
# include "generic_riff.hpp"
# include "delay.hpp"
# include "ir_key.hpp"
# include "hrtfcont.hpp"
# include "itdcont.hpp"
class BinauralProcessor
{
public:
BinauralProcessor(int impulse_response_size, std::string& filtering_method, std::string& delay_method);
~BinauralProcessor();
// do the processing for a given filter
void process(float* input, float *azimuths, float* elevations, float* left_output, float* right_output, int n);
// load a HRTF database, assuming it is LISTEN database
int set_listen_db(string path);
// load a HRTF database, assuming it is CIPIC database
int set_cipic_db(string path);
// load any hrtf database
int set_hrtf(string hrtf_path, string regex, bool azfirst, bool vertpolar);
protected:
// we should do an optimized riff structure
GenericRiff *_leftriff, *_rightriff;
Delay* _leftdelay, *_rightdelay;
// creation arguments
int _length;
bool _spectral_processing;
bool _minphase_allpass_decomposition;
// hrtf ad itd database
HrtfCont *_newhrtfcont;
ItdCont *_itdcont;
};
#endif
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