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/*
* Copyright (c) 2001-2002 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _FormantExtractor_
#define _FormantExtractor_
#include "ProcessingComposite.hxx"
#include "LPC.hxx"
#include "MatrixTmpl.hxx"
#include "DownSampling.hxx"
#include "Candidates.hxx"
#include "WindowGenerator.hxx"
#include "AudioMultiplier.hxx"
namespace CLAM
{
class FormantExtractorConfig: public ProcessingConfig
{
public:
DYNAMIC_TYPE_USING_INTERFACE (FormantExtractorConfig,9,ProcessingConfig);
DYN_ATTRIBUTE(0,public,std::string,Name);
DYN_ATTRIBUTE(1,public,TData,Fmax);
DYN_ATTRIBUTE(2,public,TData,Fmin);
DYN_ATTRIBUTE(3,public,TData,HopSize);
DYN_ATTRIBUTE(4,public,TData,NCandidates);
DYN_ATTRIBUTE(5,public,TData,SamplingRate);
DYN_ATTRIBUTE(6,public,TSize,NFrames);
DYN_ATTRIBUTE(7,public,EWindowType,WindowType);
DYN_ATTRIBUTE(8,public,TSize,WinSize);
private:
void DefaultInit();
};
class FormantExtractor: public ProcessingComposite
{
public:
FormantExtractor();
FormantExtractor( FormantExtractorConfig &cfg );
virtual ~FormantExtractor();
const char *GetClassName() const { return "FormantExtractor"; }
const ProcessingConfig &GetConfig() const { return mConfig; }
/** Supervised mode execution **/
bool Do(void) { return true; }
/** Unsupervised mode execution **/
bool Do( const Audio& in, Candidates &out );
inline const TSize GetNFrames(void) const { return mNFrames; }
protected:
/** Configuration data **/
FormantExtractorConfig mConfig;
LPC mLPC;
TDFilterGen mTDFilterGen;
DownSampling mDownSampling;
WindowGenerator mWinGenerator;
AudioMultiplier mAProduct;
Audio mWindow;
TSize mNCandidates;
TSize mNFrames;
TSize mHopSize;
TSize mWinSize;
TData mSamplingRate;
bool ConcreteConfigure( const ProcessingConfig& );
bool ConcreteStart(void);
bool ConcreteStop(void);
void AttachChildren(void);
bool ConfigureChildren(void);
void ConfigureTDFilterGen( const DataArray& a );
void ConfigureData(void);
inline void CheckTypes( const Audio& in ) const;
};
} //namespace
#endif // FormantExtractor.hxx
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