annotate FIRFilter.h @ 31:f795b84c1ff2
This include change seems necessary for my compiler
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Chris Cannam |
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Thu, 04 Sep 2014 10:08:09 +0100 |
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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 #include <iostream>
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16
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17 class FIRFilter{
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18 public:
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19 enum OutputTypeArgument{
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20 first = 0,
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21 middle,
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22 all
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23 };
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24
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25 FIRFilter(const size_t &lengthInput, const size_t &numberOfCoefficients);
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26 ~FIRFilter();
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27 void process(const float *pInput, const float *pCoefficients, float * pOutput, OutputTypeArgument outputType = first);
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28 private:
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29 size_t m_lengthInput;
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30 size_t m_numberOfCoefficients;
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31 size_t m_lengthFIRFFT;
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32
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33 double *m_pFftInput;
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34 double *m_pFftCoefficients;
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35 double *m_pFftReal1;
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36 double *m_pFftImag1;
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37 double *m_pFftReal2;
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38 double *m_pFftImag2;
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39 double *m_pFftFilteredReal;
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40 double *m_pFftFilteredImag;
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41 double *m_pFftOutputReal;
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42 double *m_pFftOutputImag;
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43
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44 void initialise();
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45 void cleanup();
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46 };
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47
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48 #endif /* defined(__Tempogram__FIRFilter__) */
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