X-Git-Url: http://git.johnwright.org/?p=fmit.git;a=blobdiff_plain;f=libs%2FMusic%2FLatencyMonoQuantizer.h;fp=libs%2FMusic%2FLatencyMonoQuantizer.h;h=f32f5e83898e41075650caa0d651a29ce5058124;hp=0000000000000000000000000000000000000000;hb=a8fb82288feb6b258f2c04312f0c36ba8d79b494;hpb=adfba0402927438a1869f1e716bcf0e25574ce1e

diff --git a/libs/Music/LatencyMonoQuantizer.h b/libs/Music/LatencyMonoQuantizer.h
new file mode 100644
index 0000000..f32f5e8
--- /dev/null
+++ b/libs/Music/LatencyMonoQuantizer.h
@@ -0,0 +1,66 @@
+// 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 _LATENCYMONOQUANTIZER_H_
+#define _LATENCYMONOQUANTIZER_H_
+
+#include <deque>
+using namespace std;
+#include <qobject.h>
+#include <qdatetime.h>
+#include <Music/Music.h>
+using namespace Music;
+#include "MonoQuantizer.h"
+
+class LatencyMonoQuantizer : public MonoQuantizer
+{
+	QTime m_time;
+
+	//! in millis
+	float m_latency;
+
+	struct State{
+		double m_time;
+		double m_freq;
+		double m_confidence;
+		State(double t, double f, double c=1.0) : m_time(t), m_freq(f), m_confidence(c) {}
+	};
+	deque<State> m_states;
+
+	struct Note{
+		int m_dens;
+		double m_avg_freq;
+		Note(double f) : m_dens(1), m_avg_freq(f) {}
+	};
+
+	QTime m_duration;
+
+  public:
+	LatencyMonoQuantizer();
+
+	void setLatency(float latency)					{m_latency=latency;}
+	double getLatency()								{return m_latency;}
+
+	virtual void quantize(double freq);
+	virtual void reset();
+
+	virtual ~LatencyMonoQuantizer(){}
+};
+
+#endif // _LATENCYMONOQUANTIZER_H_