67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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SBSMSEffect.h
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ClaytonOtey
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This abstract class contains all of the common code for an
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effect that uses SBSMS to do its processing (TimeScale)
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**********************************************************************/
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#ifndef __AUDACITY_EFFECT_SBSMS__
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#define __AUDACITY_EFFECT_SBSMS__
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#if USE_SBSMS
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#include "Effect.h"
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#include <sbsms.h>
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using namespace _sbsms_;
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class LabelTrack;
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class TimeWarper;
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class EffectSBSMS /* not final */ : public Effect
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{
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public:
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bool Process() override;
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void setParameters(double rateStart, double rateEnd, double pitchStart, double pitchEnd,
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SlideType rateSlideType, SlideType pitchSlideType,
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bool bLinkRatePitch, bool bRateReferenceInput, bool bPitchReferenceInput);
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void setParameters(double tempoRatio, double pitchRatio); // Constant ratio (tempoRatio, pitchRatio)
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static double getInvertedStretchedTime(double rateStart, double rateEnd, SlideType slideType, double outputTime);
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static double getRate(double rateStart, double rateEnd, SlideType slideType, double t);
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protected:
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TranslatableString mProxyEffectName { XO("SBSMS Time / Pitch Stretch") };
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// This supplies the abstract virtual function, but in fact this symbol
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// does not get used: this class is either a temporary helper, or else
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// GetSymbol() is overridden further in derived classes.
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ComponentInterfaceSymbol GetSymbol() override { return mProxyEffectName; }
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private:
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bool ProcessLabelTrack(LabelTrack *track);
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void Finalize(WaveTrack* orig, WaveTrack* out, const TimeWarper *warper);
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double rateStart, rateEnd, pitchStart, pitchEnd;
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bool bLinkRatePitch, bRateReferenceInput, bPitchReferenceInput;
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SlideType rateSlideType;
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SlideType pitchSlideType;
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int mCurTrackNum;
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double mCurT0;
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double mCurT1;
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float mTotalStretch;
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friend class EffectChangeTempo;
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friend class EffectChangePitch;
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};
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#endif
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#endif
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