Marsyas
0.6.0-alpha
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00001 /* 00002 ** Copyright (C) 1998-2006 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_ERB_H 00020 #define MARSYAS_ERB_H 00021 00022 #include <marsyas/system/MarSystem.h> 00023 #include "Fanout.h" 00024 00025 namespace Marsyas 00026 { 00037 class ERB: public MarSystem 00038 { 00039 private: 00040 void addControls(); 00041 void myUpdate(MarControlPtr sender); 00042 00043 mrs_real lowFreq; 00044 mrs_real highFreq; 00045 mrs_real fs; 00046 mrs_real EarQ; 00047 mrs_real minBW; 00048 00049 mrs_real A0, A2, B0; 00050 00051 mrs_natural numChannels; 00052 mrs_natural order; 00053 00054 realvec fcoefs; 00055 realvec centerFreqs; 00056 00057 mrs_real E(mrs_real); 00058 mrs_real B(mrs_real); 00059 mrs_real B1(mrs_real, mrs_real); 00060 mrs_real B2(mrs_real); 00061 mrs_real A11(mrs_real, mrs_real); 00062 mrs_real A12(mrs_real, mrs_real); 00063 mrs_real A13(mrs_real, mrs_real); 00064 mrs_real A14(mrs_real, mrs_real); 00065 mrs_real gain(mrs_real, mrs_real); 00066 mrs_real abs(mrs_real, mrs_real); 00067 00068 Fanout *filterBank; 00069 00070 public: 00071 ERB(std::string name); 00072 ~ERB(); 00073 00074 MarSystem* clone() const; 00075 00076 void myProcess(realvec& in, realvec& out); 00077 }; 00078 00079 }//namespace Marsyas 00080 00081 #endif 00082