annotate Spectrogram.h @ 11:09fb76606b2b
* Removed many unnecessary heap allocations with objects
| author |
Carl Bussey <c.bussey@se10.qmul.ac.uk> |
| date |
Wed, 13 Aug 2014 10:45:46 +0100 |
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be59b4a73f49 |
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7680cc4c0073 |
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1 //
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2 // Spectrogram.h
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3 // Tempogram
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4 //
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5 // Created by Carl Bussey on 07/08/2014.
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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__Spectrogram__
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10 #define __Tempogram__Spectrogram__
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11 #include <vector>
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12 #include <vamp-sdk/FFT.h>
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13 #include <cmath>
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14
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15 class SpectrogramProcessor{
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16 int m_inputLength;
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17 int m_windowLength;
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18 int m_fftLength;
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19 int m_hopSize;
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20 int m_numberOfOutputBins;
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21 double * fftInput;
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22 double * fftOutputReal;
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23 double * fftOutputImag;
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24 std::vector< std::vector <float> > spectrogramOutput;
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25
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26 void initialise();
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27 void cleanup();
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28 public:
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29 std::vector< std::vector<float> > process(const float * const input, const float * window);
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30 SpectrogramProcessor(unsigned int inputLength, unsigned int windowLength, unsigned int fftLength, unsigned int hopSize);
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31 ~SpectrogramProcessor();
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32 };
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33
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34 #endif /* defined(__Tempogram__Spectrogram__) */
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