Marsyas  0.6.0-alpha
/usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/marsystems/AutoCorrelationFFT.h
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00001 /*
00002 ** Copyright (C) 2000 George Tzanetakis <gtzan@cs.princeton.edu>
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 #ifndef MARSYAS_AutoCorrelationFFT_H
00019 #define MARSYAS_AutoCorrelationFFT_H
00020 
00021 #include <marsyas/system/MarSystem.h>
00022 #include <marsyas/fft.h>
00023 
00024 namespace Marsyas
00025 {
00031 class AutoCorrelationFFT: public MarSystem
00032 {
00033 
00034 
00035 private:
00036   //Add specific controls needed by this MarSystem.
00037   void addControls();
00038 
00039   fft fft_;
00040   mrs_realvec temp_;
00041 
00042   //mrs_string resaModeOld_;
00043   void myUpdate(MarControlPtr sender);
00044 
00045 
00046 public:
00047   mrs_real pitch();
00048   AutoCorrelationFFT(std::string name);
00049   AutoCorrelationFFT(const AutoCorrelationFFT& a);
00050   ~AutoCorrelationFFT();
00051   MarSystem* clone() const;
00052 
00053   void myProcess(realvec& in, realvec& out);
00054 
00055 };
00056 }
00057 
00058 #endif