annotate FIRFilter.h @ 14:c11367df624d
* Renamed NoveltyCurve.* and Spectrogram.* to $(Name)Processor.*
* Aligned novelty curve with audio - when performing FIRFilter::process(params), take inputLength after group delay.
* Removed trail of Spectrogram.
* General tidying!
| author |
Carl Bussey <c.bussey@se10.qmul.ac.uk> |
| date |
Thu, 14 Aug 2014 10:31:49 +0100 |
| parents |
7680cc4c0073 |
| children |
203551cbad47 |
| rev |
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1 //
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2 // FIRFilter.h
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3 // Tempogram
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4 //
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5 // Created by Carl Bussey on 25/06/2014.
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6 // Copyright (c) 2014 Carl Bussey. All rights reserved.
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7 //
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8
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9 #ifndef __Tempogram__FIRFilter__
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10 #define __Tempogram__FIRFilter__
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11
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12 #include <cmath>
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13 #include <vamp-sdk/FFT.h>
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14 #include <assert.h>
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15
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16 class FIRFilter{
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17 public:
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18 FIRFilter(const size_t &lengthInput, const size_t &numberOfCoefficients);
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19 ~FIRFilter();
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20 void process(const float *pInput, const float *pCoefficients, float * pOutput);
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21 private:
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22 size_t m_lengthInput;
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23 size_t m_numberOfCoefficients;
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24 int m_lengthFIRFFT;
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25
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26 double *m_pFftInput;
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27 double *m_pFftCoefficients;
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28 double *m_pFftReal1;
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29 double *m_pFftImag1;
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30 double *m_pFftReal2;
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31 double *m_pFftImag2;
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32 double *m_pFftFilteredReal;
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33 double *m_pFftFilteredImag;
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34 double *m_pFftOutputReal;
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35 double *m_pFftOutputImag;
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36
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37 void initialise();
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38 void cleanup();
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39 };
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40
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41 #endif /* defined(__Tempogram__FIRFilter__) */
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