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- /*
- Copyright (C) 2008 Grame
-
- 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., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- */
-
- #ifndef __JackResampler__
- #define __JackResampler__
-
- #include "ringbuffer.h"
- #include "JackError.h"
-
- namespace Jack
- {
-
- #define DEFAULT_RB_SIZE 16384 * 2
-
- /*!
- \brief Base class for Resampler.
- */
-
- class JackResampler
- {
-
- protected:
-
- jack_ringbuffer_t* fRingBuffer;
- unsigned int fNum;
- unsigned int fDenom;
-
- public:
-
- JackResampler();
- virtual ~JackResampler();
-
- virtual void Reset();
-
- virtual unsigned int ReadResample(float* buffer, unsigned int frames);
- virtual unsigned int WriteResample(float* buffer, unsigned int frames);
-
- virtual unsigned int Read(float* buffer, unsigned int frames);
- virtual unsigned int Write(float* buffer, unsigned int frames);
-
- virtual unsigned int ReadSpace();
- virtual unsigned int WriteSpace();
-
- virtual void SetRatio(unsigned int num, unsigned int denom)
- {
- fNum = num;
- fDenom = denom;
- }
- virtual void GetRatio(unsigned int& num, unsigned int& denom)
- {
- num = fNum;
- denom = fDenom;
- }
-
- };
- }
-
- #endif
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