Import upstream version 0.99.2

[fmit.git] / libs / Music / MonoQuantizer.h

diff --git a/libs/Music/MonoQuantizer.h b/libs/Music/MonoQuantizer.h
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+++ b/libs/Music/MonoQuantizer.h
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+// Copyright 2005 "Gilles Degottex"
+
+// This file is part of "Music"
+
+// "Music" is free software; you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation; either version 2.1 of the License, or
+// (at your option) any later version.
+//
+// "Music" is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+
+#ifndef _MONOQUANTIZER_H_
+#define _MONOQUANTIZER_H_
+
+#include <deque>
+using namespace std;
+#include <qobject.h>
+#include <qdatetime.h>
+#include <Music/Music.h>
+using namespace Music;
+
+class MonoQuantizer : public QObject
+{
+       Q_OBJECT
+
+  protected:
+       double m_min_confidence;
+
+       double m_confidence;
+       double m_current_center_freq;                                   // nearest semi-tone
+       double m_avg_freq;                                                              // precise frequency
+
+  public:
+       MonoQuantizer();
+
+       double getMinConfidence()                                               {return m_min_confidence;}
+       void setMinConfidence(float min_confidence)             {m_min_confidence=min_confidence;}
+       double getConfidence()                                                  {return m_confidence;}
+//     int getMinStoredRecon()                                                 {return m_min_stored_recon;}
+       bool isPlaying()                                                                {return m_current_center_freq>0.0;}
+       double getCenterFrequency()                                             {return m_current_center_freq;}
+       double getAverageFrequency()                                    {return m_avg_freq;}
+
+       virtual void quantize(double freq)=0;
+       virtual void reset()=0;
+
+       virtual ~MonoQuantizer();
+
+  signals:
+       void noteStarted(double freq, double dt);
+       void noteFinished(double freq, double dt);
+//     void notePlayed(double freq, double duration, double dt);
+
+//   public slots:
+};
+
+#endif // _MONOQUANTIZER_H_