jamulus/src/resample.h

/******************************************************************************\
 * Copyright (c) 2004-2009
 *
 * Author(s):
 *  Volker Fischer
 *
 ******************************************************************************
 *
 * 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
 *
\******************************************************************************/

#if !defined ( RESAMPLE_H__3B0FEUFE7876F_FE8FE_CA63_4344_1912__INCLUDED_ )
#define RESAMPLE_H__3B0FEUFE7876F_FE8FE_CA63_4344_1912__INCLUDED_

#include "util.h"
#include "resamplefilter.h"
#include "global.h"


/* Classes ********************************************************************/
class CStereoAudioResample
{
public:
    CStereoAudioResample() {}
    virtual ~CStereoAudioResample() {}

    void Init ( const int iNewMonoInputBlockSize, const int iFrom, const int iTo );
    void ResampleMono ( CVector<double>& vecdInput, CVector<double>& vecdOutput );
    void ResampleStereo ( CVector<double>& vecdInput, CVector<double>& vecdOutput );

protected:
    double          dRation;

    CVector<double> vecdIntBuffMono;
    CVector<double> vecdIntBuffStereo;

    int             iMonoInputBlockSize;
    int             iStereoInputBlockSize;
    int             iMonoOutputBlockSize;

    float*          pFiltTaps;
    int             iNumTaps;
    int             iI;
};

#endif // !defined ( RESAMPLE_H__3B0FEUFE7876F_FE8FE_CA63_4344_1912__INCLUDED_ )