StatefulEffect.h

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  StatefulEffect.h
 
  Dominic Mazzoni
  Vaughan Johnson
 
  Paul Licameli split from Effect.h
 
**********************************************************************/
 
#ifndef __AUDACITY_STATEFUL_EFFECT__
#define __AUDACITY_STATEFUL_EFFECT__
 
#include "StatefulEffectBase.h"
#include "Effect.h"
#include "StatefulEffectUIServices.h"
 
class AUDACITY_DLL_API StatefulEffect
   : public StatefulEffectBase
   , public Effect
   , public StatefulEffectUIServices
{
public:
   class AUDACITY_DLL_API Instance : public StatefulEffectBase::Instance {
   public:
      using StatefulEffectBase::Instance::Instance;
      bool Process(EffectSettings &settings) override;
      SampleCount GetLatency(
         const EffectSettings &settings, double sampleRate) const override;
      size_t ProcessBlock(EffectSettings &settings,
         const float *const *inBlock, float *const *outBlock, size_t blockLen)
      override;
   };
 
   ~StatefulEffect() override;
 
   std::shared_ptr<EffectInstance> MakeInstance() const override;
};
 
#endif