mirror of
https://github.com/cookiengineer/audacity
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ad04187a41
... whenever they really describe the size of a buffer that fits in memory, or of a block file (which is never now more than a megabyte and so could be fit in memory all at once), or a part thereof.
69 lines
1.5 KiB
C++
69 lines
1.5 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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Leveller.h
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Lynn Allan
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**********************************************************************/
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#ifndef __AUDACITY_EFFECT_LEVELER__
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#define __AUDACITY_EFFECT_LEVELER__
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#include <wx/arrstr.h>
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#include <wx/string.h>
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#include "Effect.h"
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class ShuttleGui;
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#define LEVELLER_PLUGIN_SYMBOL XO("Leveller")
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class EffectLeveller final : public Effect
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{
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public:
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EffectLeveller();
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virtual ~EffectLeveller();
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// IdentInterface implementation
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wxString GetSymbol() override;
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wxString GetDescription() override;
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// EffectIdentInterface 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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size_t ProcessBlock(float **inBlock, float **outBlock, size_t blockLen) override;
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bool GetAutomationParameters(EffectAutomationParameters & parms) override;
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bool SetAutomationParameters(EffectAutomationParameters & parms) override;
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// Effect implementation
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bool Startup() override;
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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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// EffectLeveller implementation
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void CalcLevellerFactors();
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float LevelOneFrame(float frame);
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private:
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int mNumPasses;
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double mDbSilenceThreshold;
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int mDbIndex;
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int mPassIndex;
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};
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#endif
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