Marsyas  0.6.0-alpha
/usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/marsystems/SVFilter.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_SVFILTER_H
00020 #define MARSYAS_SVFILTER_H
00021 
00022 #include <marsyas/system/MarSystem.h>
00023 #include <cmath>
00024 
00025 namespace Marsyas
00026 {
00042 class SVFilter: public MarSystem
00043 {
00044 private:
00045   void addControls();
00046 
00047   mrs_bool freqIn_;
00048   mrs_natural type_;
00049 
00050   mrs_real israte_;
00051   mrs_real frequency_;
00052   mrs_real res_;
00053 
00054   mrs_real notch;
00055   mrs_real low;
00056   mrs_real high;
00057   mrs_real band;
00058 
00059 public:
00060   SVFilter(std::string name);
00061   SVFilter( const SVFilter & other );
00062   ~SVFilter();
00063   MarSystem* clone() const;
00064 
00065   void myUpdate(MarControlPtr sender);
00066   void myProcess(realvec& in, realvec& out);
00067 };
00068 
00069 } // namespace Marsyas
00070 
00071 #endif
00072