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-rw-r--r--libs/rubberband/rubberband/TimeStretcher.h58
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diff --git a/libs/rubberband/rubberband/TimeStretcher.h b/libs/rubberband/rubberband/TimeStretcher.h
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-/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
-
-/*
- Rubber Band
- An audio time-stretching and pitch-shifting library.
- Copyright 2007 Chris Cannam.
-
- 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. See the file
- COPYING included with this distribution for more information.
-*/
-
-#ifndef _RUBBERBAND_TIMESTRETCHER_H_
-#define _RUBBERBAND_TIMESTRETCHER_H_
-
-#include <sys/types.h>
-
-namespace RubberBand
-{
-
-/**
- * Base class for time stretchers. RubberBand currently provides only
- * a single subclass implementation.
- *
- * @see RubberBandStretcher
- */
-class TimeStretcher
-{
-public:
- TimeStretcher(size_t sampleRate, size_t channels) :
- m_sampleRate(sampleRate),
- m_channels(channels)
- { }
- virtual ~TimeStretcher()
- { }
-
- virtual void reset() = 0;
- virtual void setTimeRatio(double ratio) = 0;
- virtual void setPitchScale(double scale) = 0;
- virtual size_t getLatency() const = 0;
-
- virtual void study(const float *const *input, size_t samples, bool final) = 0;
- virtual size_t getSamplesRequired() const = 0;
- virtual void process(const float *const *input, size_t samples, bool final) = 0;
- virtual int available() const = 0;
- virtual size_t retrieve(float *const *output, size_t samples) const = 0;
-
-protected:
- size_t m_sampleRate;
- size_t m_channels;
-};
-
-}
-
-#endif
-