Mercurial > hg > qm-dsp
annotate dsp/signalconditioning/DFProcess.h @ 84:e5907ae6de17
* Add GPL and README; some tidying
| author | Chris Cannam |
|---|---|
| date | Mon, 13 Dec 2010 14:55:28 +0000 |
| parents | 769da847732b |
| children | 88f3cfcff55f |
| rev | line source |
|---|---|
| cannam@0 | 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ |
| cannam@0 | 2 |
| cannam@0 | 3 /* |
| cannam@0 | 4 QM DSP Library |
| cannam@0 | 5 |
| cannam@0 | 6 Centre for Digital Music, Queen Mary, University of London. |
| Chris@84 | 7 This file 2005-2006 Christian Landone. |
| Chris@84 | 8 |
| Chris@84 | 9 This program is free software; you can redistribute it and/or |
| Chris@84 | 10 modify it under the terms of the GNU General Public License as |
| Chris@84 | 11 published by the Free Software Foundation; either version 2 of the |
| Chris@84 | 12 License, or (at your option) any later version. See the file |
| Chris@84 | 13 COPYING included with this distribution for more information. |
| cannam@0 | 14 */ |
| cannam@0 | 15 |
| cannam@0 | 16 #ifndef CDFPROCESS_H |
| cannam@0 | 17 #define CDFPROCESS_H |
| cannam@0 | 18 |
| cannam@0 | 19 #include <stdio.h> |
| cannam@0 | 20 #include "FiltFilt.h" |
| cannam@0 | 21 |
| cannam@0 | 22 struct DFProcConfig{ |
| cannam@0 | 23 unsigned int length; |
| cannam@0 | 24 unsigned int LPOrd; |
| cannam@0 | 25 double *LPACoeffs; |
| cannam@0 | 26 double *LPBCoeffs; |
| cannam@0 | 27 unsigned int winPre; |
| cannam@0 | 28 unsigned int winPost; |
| cannam@0 | 29 double AlphaNormParam; |
| cannam@12 | 30 bool isMedianPositive; |
| cannam@12 | 31 }; |
| cannam@0 | 32 |
| cannam@0 | 33 class DFProcess |
| cannam@0 | 34 { |
| cannam@0 | 35 public: |
| cannam@0 | 36 DFProcess( DFProcConfig Config ); |
| cannam@0 | 37 virtual ~DFProcess(); |
| cannam@0 | 38 |
| cannam@0 | 39 void process( double* src, double* dst ); |
| cannam@0 | 40 |
| cannam@0 | 41 |
| cannam@0 | 42 private: |
| cannam@0 | 43 void initialise( DFProcConfig Config ); |
| cannam@0 | 44 void deInitialise(); |
| cannam@0 | 45 void removeDCNormalize( double *src, double*dst ); |
| cannam@0 | 46 void medianFilter( double* src, double* dst ); |
| cannam@0 | 47 |
| cannam@74 | 48 int m_length; |
| cannam@74 | 49 int m_FFOrd; |
| cannam@0 | 50 |
| cannam@74 | 51 int m_winPre; |
| cannam@74 | 52 int m_winPost; |
| cannam@0 | 53 |
| cannam@0 | 54 double m_alphaNormParam; |
| cannam@0 | 55 |
| cannam@0 | 56 double* filtSrc; |
| cannam@0 | 57 double* filtDst; |
| cannam@0 | 58 |
| cannam@0 | 59 double* m_filtScratchIn; |
| cannam@0 | 60 double* m_filtScratchOut; |
| cannam@0 | 61 |
| cannam@0 | 62 FiltFiltConfig m_FilterConfigParams; |
| cannam@0 | 63 |
| cannam@0 | 64 FiltFilt* m_FiltFilt; |
| cannam@0 | 65 |
| cannam@0 | 66 bool m_isMedianPositive; |
| cannam@0 | 67 }; |
| cannam@0 | 68 |
| cannam@0 | 69 #endif |