annotate NoveltyCurveProcessor.h @ 36:4010960c659e

* Merge with Chris' changes
author Carl Bussey <c.bussey@se10.qmul.ac.uk>
date Thu, 04 Sep 2014 14:33:36 +0100
parents fe23998968b4
children 4cf2d163127b
rev   line source
c@5 1 //
c@17 2 // NoveltyCurveProcessor.h
c@5 3 // Tempogram
c@5 4 //
c@5 5 // Created by Carl Bussey on 10/07/2014.
c@5 6 // Copyright (c) 2014 Carl Bussey. All rights reserved.
c@5 7 //
c@5 8
c@11 9 // Don't new delete objects
c@11 10
c@5 11 #ifndef __Tempogram__NoveltyCurve__
c@5 12 #define __Tempogram__NoveltyCurve__
c@5 13
c@5 14 #include <iostream>
c@7 15 #include <cmath>
c@7 16 #include <vector>
c@7 17 #include <iostream>
c@7 18 #include "FIRFilter.h"
c@7 19 #include "WindowFunction.h"
c@7 20 #include <cassert>
c@14 21 #include "SpectrogramProcessor.h"
c@5 22
c@14 23 class NoveltyCurveProcessor{
c@5 24 float m_samplingFrequency;
c@20 25 size_t m_fftLength;
c@20 26 size_t m_blockSize;
c@5 27 int m_compressionConstant;
c@20 28 size_t m_numberOfBands;
c@13 29 int * m_pBandBoundaries;
c@13 30 float * m_pBandSum;
c@5 31
c@5 32 void initialise();
c@5 33 void cleanup();
c@13 34 void subtractLocalAverage(std::vector<float> &noveltyCurve, const size_t &smoothLength) const;
c@22 35 void smoothedDifferentiator(SpectrogramTransposed &spectrogram, const size_t &smoothLength) const;
c@22 36 void halfWaveRectify(SpectrogramTransposed &spectrogram) const;
c@5 37
c@5 38 public:
c@5 39
c@22 40 NoveltyCurveProcessor(const float &samplingFrequency, const size_t &fftLength, const size_t &compressionConstant);
c@14 41 ~NoveltyCurveProcessor();
c@22 42 std::vector<float> spectrogramToNoveltyCurve(const Spectrogram &spectrogram) const;
c@5 43 };
c@5 44
c@5 45 #endif /* defined(__Tempogram__NoveltyCurve__) */