CLAM-Development  1.4.0
SMSSineFilter.cxx
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1 /*
2  * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
3  * UNIVERSITAT POMPEU FABRA
4  *
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  */
21 
22 #include "SMSSineFilter.hxx"
23 #include "ProcessingFactory.hxx"
24 
25 
26 namespace CLAM
27 {
28 
29 namespace Hidden
30 {
31  static const char * metadata[] = {
32  "key", "SMSSineFilter",
33  "category", "SMS Transformations",
34  "description", "SMSSineFilter",
35  0
36  };
37  static FactoryRegistrator<ProcessingFactory, SMSSineFilter> reg = metadata;
38 }
39 
40 bool SMSSineFilter::Do(const SpectralPeakArray& in, SpectralPeakArray& out) // TODO make this method take a WindowGenerator object as a parameter and use it as a way to modify the filters
41 {
42  out = in; // TODO big cludge for streaming refactoring
43 
44  DataArray& iMagArray = in.GetMagBuffer();
45  DataArray& oMagArray = out.GetMagBuffer();
46  TSize nPeaks = in.GetnPeaks();
47 
48  BPF& filter = mConfig.GetBPF();
49 
50  for( int i=0; i<nPeaks; i++ )
51  {
52  oMagArray[i] = iMagArray[i] + filter.GetValueFromIndex(i);
53  }
54 
55  return true;
56 }
57 
58 
59 }
60