Line data    Source code

       1             : ////////////////////////////////////////////////////////////////////////////////
       2             : /// 
       3             : /// Cubic interpolation routine.
       4             : ///
       5             : /// Author        : Copyright (c) Olli Parviainen
       6             : /// Author e-mail : oparviai 'at' iki.fi
       7             : /// SoundTouch WWW: http://www.surina.net/soundtouch
       8             : ///
       9             : ////////////////////////////////////////////////////////////////////////////////
      10             : //
      11             : // $Id: InterpolateCubic.h 179 2014-01-06 18:41:42Z oparviai $
      12             : //
      13             : ////////////////////////////////////////////////////////////////////////////////
      14             : //
      15             : // License :
      16             : //
      17             : //  SoundTouch audio processing library
      18             : //  Copyright (c) Olli Parviainen
      19             : //
      20             : //  This library is free software; you can redistribute it and/or
      21             : //  modify it under the terms of the GNU Lesser General Public
      22             : //  License as published by the Free Software Foundation; either
      23             : //  version 2.1 of the License, or (at your option) any later version.
      24             : //
      25             : //  This library is distributed in the hope that it will be useful,
      26             : //  but WITHOUT ANY WARRANTY; without even the implied warranty of
      27             : //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      28             : //  Lesser General Public License for more details.
      29             : //
      30             : //  You should have received a copy of the GNU Lesser General Public
      31             : //  License along with this library; if not, write to the Free Software
      32             : //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
      33             : //
      34             : ////////////////////////////////////////////////////////////////////////////////
      35             : 
      36             : #ifndef _InterpolateCubic_H_
      37             : #define _InterpolateCubic_H_
      38             : 
      39             : #include "RateTransposer.h"
      40             : #include "STTypes.h"
      41             : 
      42             : namespace soundtouch
      43             : {
      44             : 
      45           0 : class InterpolateCubic : public TransposerBase
      46             : {
      47             : protected:
      48             :     virtual void resetRegisters();
      49             :     virtual int transposeMono(SAMPLETYPE *dest, 
      50             :                         const SAMPLETYPE *src, 
      51             :                         int &srcSamples);
      52             :     virtual int transposeStereo(SAMPLETYPE *dest, 
      53             :                         const SAMPLETYPE *src, 
      54             :                         int &srcSamples);
      55             :     virtual int transposeMulti(SAMPLETYPE *dest, 
      56             :                         const SAMPLETYPE *src, 
      57             :                         int &srcSamples);
      58             : 
      59             :     float fract;
      60             : 
      61             : public:
      62             :     InterpolateCubic();
      63             : };
      64             : 
      65             : }
      66             : 
      67             : #endif