diff Yin.h @ 0:99bac62ee2da

added PYIN sources, should be compileable

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Yin.h	Wed Nov 27 11:59:49 2013 +0000
@@ -0,0 +1,80 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+/*
+    This file is Copyright (c) 2012 Chris Cannam
+  
+    Permission is hereby granted, free of charge, to any person
+    obtaining a copy of this software and associated documentation
+    files (the "Software"), to deal in the Software without
+    restriction, including without limitation the rights to use, copy,
+    modify, merge, publish, distribute, sublicense, and/or sell copies
+    of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be
+    included in all copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
+    ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+    CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef _YIN_H_
+#define _YIN_H_
+
+#include "vamp-sdk/FFT.h"
+#include "MeanFilter.h"
+
+#include <cmath>
+
+#include <iostream>
+#include <vector>
+#include <exception>
+
+using std::vector;
+using std::pair;
+
+
+
+class Yin
+{
+public:
+    Yin(size_t frameSize, size_t inputSampleRate, double thresh = 0.2);
+    virtual ~Yin();
+
+    struct YinOutput {
+        double f0;
+        double periodicity;
+        double rms;
+        vector<double> salience;
+        vector<pair<double, double> > freqProb;
+        YinOutput() :  f0(0), periodicity(0), rms(0), 
+            salience(vector<double>(0)), freqProb(vector<pair<double, double> >(0)) { }
+        YinOutput(double _f, double _p, double _r) :
+            f0(_f), periodicity(_p), rms(_r), 
+            salience(vector<double>(0)), freqProb(vector<pair<double, double> >(0)) { }
+        YinOutput(double _f, double _p, double _r, vector<double> _salience) :
+            f0(_f), periodicity(_p), rms(_r), salience(_salience), 
+            freqProb(vector<pair<double, double> >(0)) { }
+    };
+    
+    int setThreshold(double parameter);
+    int setThresholdDistr(float parameter);
+    int setFrameSize(size_t frameSize);
+    // int setRemoveUnvoiced(bool frameSize);
+    YinOutput process(const double *in) const;
+    YinOutput processProbabilisticYin(const double *in) const;
+
+private:
+    mutable size_t m_frameSize;
+    mutable size_t m_inputSampleRate;
+    mutable double m_thresh;
+    mutable size_t m_threshDistr;
+    mutable size_t m_yinBufferSize;
+    // mutable bool m_removeUnvoiced;
+};
+
+#endif