65 lines
1.6 KiB
C++
65 lines
1.6 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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Echo.h
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Dominic Mazzoni
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Vaughan Johnson (dialog)
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**********************************************************************/
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#ifndef __AUDACITY_EFFECT_ECHO__
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#define __AUDACITY_EFFECT_ECHO__
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#include "Effect.h"
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class ShuttleGui;
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class EffectEcho final : public Effect
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{
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public:
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static const ComponentInterfaceSymbol Symbol;
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EffectEcho();
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virtual ~EffectEcho();
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// ComponentInterface implementation
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ComponentInterfaceSymbol GetSymbol() override;
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TranslatableString GetDescription() override;
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ManualPageID ManualPage() override;
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// EffectDefinitionInterface implementation
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EffectType GetType() override;
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// EffectClientInterface implementation
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unsigned GetAudioInCount() override;
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unsigned GetAudioOutCount() override;
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bool ProcessInitialize(sampleCount totalLen, ChannelNames chanMap = NULL) override;
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bool ProcessFinalize() override;
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size_t ProcessBlock(float **inBlock, float **outBlock, size_t blockLen) override;
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bool DefineParams( ShuttleParams & S ) override;
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bool GetAutomationParameters(CommandParameters & parms) override;
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bool SetAutomationParameters(CommandParameters & parms) override;
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// Effect implementation
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void PopulateOrExchange(ShuttleGui & S) override;
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bool TransferDataToWindow() override;
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bool TransferDataFromWindow() override;
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private:
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// EffectEcho implementation
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private:
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double delay;
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double decay;
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Floats history;
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size_t histPos;
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size_t histLen;
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};
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#endif // __AUDACITY_EFFECT_ECHO__
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