Marsyas  0.6.0-alpha
/usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/marsystems/PeakConvert.h
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00001 /*
00002 ** Copyright (C) 1998-2005 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_PECONVERT_H
00020 #define MARSYAS_PECONVERT_H
00021 
00022 #include <marsyas/system/MarSystem.h>
00023 
00024 namespace Marsyas
00025 {
00032 class Peaker;
00033 class MaxArgMax;
00034 
00035 class PeakConvert: public MarSystem
00036 {
00037 private:
00038   realvec lastphase_;
00039   realvec phase_;
00040   realvec mag_;
00041   realvec magCorr_;
00042   realvec frequency_;
00043   realvec lastmag_;
00044   realvec lastfrequency_;
00045   realvec deltamag_;
00046   realvec deltafrequency_;
00047 
00048   mrs_natural N_;
00049   mrs_real fundamental_;
00050   mrs_real factor_;
00051   mrs_natural downFrequency_;
00052   mrs_natural upFrequency_;
00053   mrs_natural nbParameters_;
00054   mrs_natural nbPeaks_;
00055   mrs_natural frameMaxNumPeaks_;
00056   mrs_natural size_;
00057   mrs_natural psize_;
00058   mrs_natural skip_;
00059   bool pick_;
00060   bool prec_;
00061 
00062   mrs_natural frame_;
00063 
00064   bool useStereoSpectrum_;
00065 
00066   Peaker* peaker_;
00067   MaxArgMax* max_;
00068 
00069   MarControlPtr ctrl_totalNumPeaks_;
00070   MarControlPtr ctrl_frameMaxNumPeaks_;
00071 
00072   void addControls();
00073   void myUpdate(MarControlPtr sender);
00074 
00075   mrs_real lobe_value_compute(mrs_real f, mrs_natural type, mrs_natural size);
00076   //void getBinInterval(realvec& interval, realvec& index, realvec& mag);
00077   void getShortBinInterval(realvec& interval, realvec& index, realvec& mag);
00078   void getLargeBinInterval(realvec& interval, realvec& index, realvec& mag);
00079 
00080 public:
00081   PeakConvert(std::string name);
00082   PeakConvert(const PeakConvert& a);
00083   ~PeakConvert();
00084   MarSystem* clone() const;
00085 
00086   void myProcess(realvec& in, realvec& out);
00087 };
00088 
00089 }//namespace Marsyas
00090 
00091 #endif
00092 
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00097