Mercurial > hg > vamp-tempogram
view NoveltyCurveProcessor.h @ 19:e90a4797e579
* Attempted fixing bug which crashes sonic visualizer.
author | Carl Bussey <c.bussey@se10.qmul.ac.uk> |
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date | Fri, 15 Aug 2014 12:34:07 +0100 |
parents | 1e4c02ca8b81 |
children | de7213b35755 |
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// // NoveltyCurveProcessor.h // Tempogram // // Created by Carl Bussey on 10/07/2014. // Copyright (c) 2014 Carl Bussey. All rights reserved. // // Don't new delete objects #ifndef __Tempogram__NoveltyCurve__ #define __Tempogram__NoveltyCurve__ #include <iostream> #include <cmath> #include <vector> #include <iostream> #include "FIRFilter.h" #include "WindowFunction.h" #include <cassert> #include "SpectrogramProcessor.h" class NoveltyCurveProcessor{ float m_samplingFrequency; int m_fftLength; int m_blockSize; int m_numberOfBlocks; int m_compressionConstant; int m_numberOfBands; int * m_pBandBoundaries; float * m_pBandSum; void initialise(); void cleanup(); float calculateMax(const std::vector< std::vector<float> > &spectrogram) const; void subtractLocalAverage(std::vector<float> &noveltyCurve, const size_t &smoothLength) const; void smoothedDifferentiator(std::vector< std::vector<float> > &spectrogram, const size_t &smoothLength) const; void halfWaveRectify(std::vector< std::vector<float> > &spectrogram) const; public: NoveltyCurveProcessor(const float &samplingFrequency, const size_t &fftLength, const size_t &numberOfBlocks, const size_t &compressionConstant); ~NoveltyCurveProcessor(); std::vector<float> spectrogramToNoveltyCurve(Spectrogram spectrogram) const; }; #endif /* defined(__Tempogram__NoveltyCurve__) */