Mercurial > hg > qm-dsp
annotate dsp/signalconditioning/DFProcess.h @ 278:833ca65b0820
* Update with fixes from Matthew's newer code
author | Chris Cannam <c.cannam@qmul.ac.uk> |
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date | Mon, 09 Feb 2009 16:05:32 +0000 |
parents | 343915d55ec5 |
children | 769da847732b |
rev | line source |
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c@225 | 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ |
c@225 | 2 |
c@225 | 3 /* |
c@225 | 4 QM DSP Library |
c@225 | 5 |
c@225 | 6 Centre for Digital Music, Queen Mary, University of London. |
c@225 | 7 This file copyright 2005-2006 Christian Landone. |
c@225 | 8 All rights reserved. |
c@225 | 9 */ |
c@225 | 10 |
c@225 | 11 #ifndef CDFPROCESS_H |
c@225 | 12 #define CDFPROCESS_H |
c@225 | 13 |
c@225 | 14 #include <stdio.h> |
c@225 | 15 #include "FiltFilt.h" |
c@225 | 16 |
c@225 | 17 struct DFProcConfig{ |
c@225 | 18 unsigned int length; |
c@225 | 19 unsigned int LPOrd; |
c@225 | 20 double *LPACoeffs; |
c@225 | 21 double *LPBCoeffs; |
c@225 | 22 unsigned int winPre; |
c@225 | 23 unsigned int winPost; |
c@225 | 24 double AlphaNormParam; |
c@237 | 25 bool isMedianPositive; |
c@237 | 26 }; |
c@225 | 27 |
c@225 | 28 class DFProcess |
c@225 | 29 { |
c@225 | 30 public: |
c@225 | 31 DFProcess( DFProcConfig Config ); |
c@225 | 32 virtual ~DFProcess(); |
c@225 | 33 |
c@225 | 34 void process( double* src, double* dst ); |
c@225 | 35 |
c@225 | 36 |
c@225 | 37 private: |
c@225 | 38 void initialise( DFProcConfig Config ); |
c@225 | 39 void deInitialise(); |
c@225 | 40 void removeDCNormalize( double *src, double*dst ); |
c@225 | 41 void medianFilter( double* src, double* dst ); |
c@225 | 42 |
c@225 | 43 unsigned int m_length; |
c@225 | 44 unsigned int m_FFOrd; |
c@225 | 45 |
c@225 | 46 unsigned int m_winPre; |
c@225 | 47 unsigned int m_winPost; |
c@225 | 48 |
c@225 | 49 double m_alphaNormParam; |
c@225 | 50 |
c@225 | 51 double* filtSrc; |
c@225 | 52 double* filtDst; |
c@225 | 53 |
c@225 | 54 double* m_filtScratchIn; |
c@225 | 55 double* m_filtScratchOut; |
c@225 | 56 |
c@225 | 57 FiltFiltConfig m_FilterConfigParams; |
c@225 | 58 |
c@225 | 59 FiltFilt* m_FiltFilt; |
c@225 | 60 |
c@225 | 61 bool m_isMedianPositive; |
c@225 | 62 }; |
c@225 | 63 |
c@225 | 64 #endif |