Marsyas
0.6.0-alpha
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00001 /* 00002 ** Copyright (C) 1998-2011 George Tzanetakis <gtzan@cs.uvic.ca> 00003 ** 00004 ** This program is free software; you can redistribute it and/or modify 00005 ** it under the terms of the GNU General Public License as published by 00006 ** the Free Software Foundation; either version 2 of the License, or 00007 ** (at your option) any later version. 00008 ** 00009 ** This program is distributed in the hope that it will be useful, 00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 ** GNU General Public License for more details. 00013 ** 00014 ** You should have received a copy of the GNU General Public License 00015 ** along with this program; if not, write to the Free Software 00016 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 */ 00018 00019 #ifndef MARSYAS_CARFAC_H 00020 #define MARSYAS_CARFAC_H 00021 00022 #include <marsyas/system/MarSystem.h> 00023 #include "CARFAC_coeffs.h" 00024 00025 namespace Marsyas 00026 { 00032 class CARFAC: public MarSystem 00033 { 00034 00035 private: 00036 //Add specific controls needed by this MarSystem. 00037 void addControls(); 00038 void myUpdate(MarControlPtr sender); 00039 00040 MarControlPtr ctrl_printcoeffs_; 00041 MarControlPtr ctrl_printstate_; 00042 00043 MarControlPtr ctrl_calculate_binaural_sai_; 00044 00045 MarControlPtr ctrl_sai_width_; 00046 MarControlPtr ctrl_sai_memory_factor_; 00047 MarControlPtr ctrl_sai_summary_itd_; 00048 MarControlPtr ctrl_sai_threshold_alpha_; 00049 MarControlPtr ctrl_sai_threshold_jump_factor_; 00050 MarControlPtr ctrl_sai_threshold_jump_offset_; 00051 00052 MarControlPtr ctrl_sai_output_binaural_sai_; 00053 MarControlPtr ctrl_sai_output_threshold_; 00054 MarControlPtr ctrl_sai_output_strobes_; 00055 00056 bool calculate_binaural_sai_; 00057 int sai_width_; 00058 double sai_memory_factor_; 00059 double sai_threshold_alpha_; 00060 double sai_threshold_jump_factor_; 00061 double sai_threshold_jump_offset_; 00062 00063 void DoubleExponentialSmoothing(std::vector<double> &data, double polez1, double polez2, int n_ch); 00064 void CARFAC_AGCStep(const std::vector<std::vector<double> > &avg_detects); 00065 00066 public: 00067 CARFAC(std::string name); 00068 CARFAC(const CARFAC& a); 00069 ~CARFAC(); 00070 MarSystem* clone() const; 00071 00072 realvec lastin; 00073 00074 std::vector<std::vector<std::vector<double> > > naps; 00075 std::vector<std::vector<std::vector<double> > > prev_naps; 00076 std::vector<std::vector<std::vector<double> > > decim_naps; 00077 std::vector<std::vector<std::vector<double> > > sai; 00078 00079 std::vector<double> agcstep_prev_stage_mean; 00080 std::vector<double> agcstep_stage_sum; 00081 std::vector<double> agcstep_AGC_in; 00082 std::vector<double> agcstep_AGC_stage; 00083 00084 void allocateVectors(); 00085 00086 // TODO(snessnet) - should be private... 00087 CF_class CF; 00088 00089 std::string toString(); 00090 void printParams(); 00091 void myProcess(realvec& in, realvec& out); 00092 }; 00093 00094 }//namespace Marsyas 00095 00096 #endif