--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mmfenh/enhancedmediaclient/Client/src/Components/AudioEffects/ReverbEffectImpl.h Tue Feb 02 01:08:46 2010 +0200
@@ -0,0 +1,350 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Project file for EnhancedMediaClient Utility
+*
+*/
+
+
+#ifndef REVERBEFFECTIMPL_H
+#define REVERBEFFECTIMPL_H
+
+#include <e32base.h>
+#include <ReverbControl.h>
+#include "EffectControlBase.h"
+#include <EnvironmentalReverbProxy.h>
+#include <MAudioEffectObserver.h>
+
+namespace multimedia
+ {
+ class MControlObserver;
+ class CReverbEffect : public CBase,
+ public MReverbControl,
+ public MAudioEffectObserver,
+ public CEffectControlBase
+ {
+ public:
+ CReverbEffect();
+ ~CReverbEffect();
+ TInt PostConstructor();
+
+ // From MControl begins
+ TInt AddObserver( MControlObserver& aObserver );
+ TInt RemoveObserver( MControlObserver& aObserver );
+ TUid Type();
+ TControlType ControlType();
+ // From MControl ends
+
+ // From MEffectControl begins
+ TInt Apply();
+ // From MEffectControl ends
+
+ // From MAudioEffectControl
+ /**
+ * Disable the effect
+ * @since 5.0
+ */
+ TInt Disable();
+
+ /**
+ * Enable the effect
+ * @since 5.0
+ */
+ TInt Enable();
+
+ /**
+ * Enforce the effect.
+ * @since 5.0
+ * @param aEnforced Indicate the effect is to be enforced or not. ETrue = Enforced.
+ */
+ TInt Enforce( TBool &aEnforced );
+
+ /**
+ * Check if this effect object currently has update rights.
+ * A client can lose update rights in some hardware platforms where there are a limited
+ * number of instances of an effect that can exist at the same time. When an effect instance
+ * has lost update rights the user can still change settings, but any calls to Apply the
+ * settings will be deferred until update rights are regained.
+ * @since 5.0
+ * @return ETrue if this object currently has rights to update the settings of this effect,
+ * EFalse otherwise.
+ */
+ TInt HaveUpdateRights(TBool &aHaveUpdateRights);
+
+ /**
+ * Check if the effect is enabled
+ * @since 5.0
+ * @return ETrue if the effect is enabled, EFalse if the effect is disabled.
+ */
+ TInt IsEnabled(TBool &aEnabled);
+
+ /**
+ * Check if the effect is enforced.
+ * @since 5.0
+ * @return ETrue if the effect is enforced, EFalse if the effect isn ot enforced.
+ */
+ TInt IsEnforced(TBool &aEnforced);
+
+ /*
+ * Get the unique identifier of the audio effect
+ * @since 5.0
+ * @return Unique identifier of the audio effect object.
+ */
+ TInt Uid(TUid &aUid);
+ // From MAudioEffectControl Ends
+
+ // MReverbControl Begins
+
+ /**
+ * Gets the decay HF Ratio in hundredths
+ * @since 5.0
+ * @return decay HF Ratio
+ */
+ TInt DecayHFRatio(TUint &aRatio);
+
+ /**
+ * Gets the reverb decay HF Ratio minimum and maximum in hundredths.
+ * @since 5.0
+ * @param aMin Minimum decay HF Ratio
+ * @param aMax Maximum decay HF Ratio
+ */
+ TInt DecayHFRatioRange(TUint& aMin, TUint& aMax);
+
+ /**
+ * Gets the decay time in milliseconds
+ * @since 5.0
+ * @return decay time
+ */
+ TInt DecayTime(TUint &aDecayTime);
+
+ /**
+ * Gets the allowable reverb decay time range in milliseconds.
+ * @since 5.0
+ * @param aMin Minimum decay time in milliseconds
+ * @param aMax Maximum decay time in milliseconds
+ */
+ TInt DecayTimeRange(TUint& aMin, TUint& aMax);
+
+ /**
+ * Gets the density current value as a percentage in hundredths
+ * @since 5.0
+ * @return density value
+ */
+ TInt Density(TUint &aDensity);
+
+ /**
+ * Gets the diffusion current value as a percentage in hundredths.
+ * @since 5.0
+ * @return diffusion value
+ */
+ TInt Diffusion(TUint &aDiffusion);
+
+ /**
+ * Gets the reverb reflections delay in ms.
+ * @since 5.0
+ * @return reverb reflections delay
+ */
+ TInt ReflectionsDelay(TUint &aDelay);
+
+ /**
+ * Gets the reverb reflections delay maximum in milliseconds.
+ * @since 5.0
+ * @return reverb reflections delay maximum
+ */
+ TInt ReflectionsDelayMax(TUint &aDelayMax);
+
+ /**
+ * Gets the reverb reflections level in mB
+ * @since 5.0
+ * @return Reverb reflections level
+ */
+ TInt ReflectionsLevel(TInt &aLevel);
+
+ /**
+ * Gets the reverb reflections level maximum and minimum in mB
+ * @since 5.0
+ * @param aMin Minimum reflections level
+ * @param aMax Maximum reflections level
+ */
+ TInt ReflectionLevelRange( TInt& aMin, TInt& aMax );
+
+ /**
+ * Gets the reverb delay in milliseconds
+ * @since 5.0
+ * @return reverb delay
+ */
+ TInt ReverbDelay(TUint &aDelay);
+
+ /**
+ * Gets the reverb delay maximum in milliseconds
+ * @since 5.0
+ * @return reverb delay maximum
+ */
+ TInt ReverbDelayMax(TUint &aDelayMax);
+
+ /**
+ * Gets the reverb current level in mB
+ * @since 5.0
+ * @return reverb current level
+ */
+ TInt ReverbLevel(TInt &aLevel);
+
+ /**
+ * Gets the reverb current level maximum and minimum in mB
+ * @since 5.0
+ * @param aMin Minimum current level
+ * @param aMax Maximum current level
+ * @return -
+ */
+ TInt ReverbLevelRange( TInt& aMin, TInt& aMax );
+
+ /**
+ * Gets the room HF level current ratio
+ * @since 5.0
+ * @return room HF level ratio
+ */
+ TInt RoomHFLevel(TInt &aLevel);
+
+ /**
+ * Gets the room HF level maximum and minimum ratios
+ * @since 5.0
+ * @param aMin Minimum current room HF level
+ * @param aMax Maximum current room HF level
+ * @return -
+ */
+ TInt RoomHFLevelRange( TInt& aMin, TInt& aMax );
+
+ /**
+ * Gets the room level current value in mB
+ * @since 5.0
+ * @return room level value
+ */
+ TInt RoomLevel(TInt &aLevel);
+
+ /**
+ * Gets the room level maximum and minimum in mB
+ * @since 5.0
+ * @param aMin Minimum current room level
+ * @param aMax Maximum current room level
+ * @return -
+ */
+ TInt RoomLevelRange( TInt& aMin, TInt& aMax );
+
+ /**
+ * Sets the decay HF Ratio in hundredths
+ * @since 5.0
+ * @param aDecayHFRatio The decay high frequence ratio in hundredths
+ * @return -
+ */
+ TInt SetDecayHFRatio( TUint aDecayHFRatio );
+
+ /**
+ * Sets the decay time in millisecond
+ * @since 5.0
+ * @param aDecayTime Decay time in ms
+ */
+ TInt SetDecayTime( TUint aDecayTime );
+
+ /**
+ * Sets the density value as percentage in hundredths
+ * @since 5.0
+ * @param aDensity The density.
+ */
+ TInt SetDensity( TUint aDensity );
+
+ /**
+ * Sets the diffusion value as a percentage in hundredths
+ * @since 5.0
+ * @param aDiffusion The diffusion.
+ */
+ TInt SetDiffusion( TUint aDiffusion );
+
+ /**
+ * Sets the reverb reflections delay
+ * @since 5.0
+ * @param aRefectionsDelay The reflection delay in ms.
+ */
+ TInt SetReflectionsDelay( TUint aReflectionsDelay );
+
+ /**
+ * Sets the reverb reflections level in milli-dB
+ * @since 5.0
+ * @param aRefectionsLevel The reflection level in mB
+ */
+ TInt SetReflectionsLevel( TInt aReflectionsLevel );
+
+ /**
+ * Sets the reverb delay
+ * @since 5.0
+ * @param aReverbDelay The reverb delay in ms
+ */
+ TInt SetReverbDelay( TUint aReverbDelay );
+
+ /**
+ * Sets the reverb level
+ * @since 5.0
+ * @param aReverbLevel The reverb level in mB
+ */
+ TInt SetReverbLevel( TInt aReverbLevel );
+
+ /**
+ * Sets the room HF level ratio
+ * @since 5.0
+ * @param aRoomHFLevel The room high frequency ratio
+ */
+ TInt SetRoomHFLevel( TInt aRoomHFLevel );
+
+ /**
+ * Sets the room level value in milli-dB
+ * @since 5.0
+ * @param aRoomLevel The room level
+ */
+ TInt SetRoomLevel( TInt aRoomLevel );
+
+ /**
+ * Gets the total delay maximum in milliseconds
+ * @since 5.0
+ * @return reverb delay maximum
+ */
+ TInt DelayMax(TUint &aDelayMax);
+
+ // MReverbControl Ends
+
+ // MAudioEffectObserver begins
+ void EffectChanged( const CAudioEffect* aObservedEffect, TUint8 aEvent );
+ // MAudioEffectObserver ends
+
+ // From CEffectControlBase begins
+ void Event( TEffectControlEvent aEvent );
+ // From CEffectControlBase ends
+
+ TInt GetCEnvironmentalReverb( CEnvironmentalReverb*& aOutEnvRev );
+
+ private:
+ TInt DoApply();
+ TInt CreateEffectProxy();
+ TInt DeleteEffectProxy();
+ TInt SavePreviousSettings();
+
+ private:
+ CEnvironmentalReverbProxy* iReverbProxy;
+ CEnvironmentalReverbProxy* iPrevReverbProxy;
+ TMMFMessageDestinationPckg iMsgHndlrHandlePckg;
+ MCustomCommand* iCustomCommand;
+ RPointerArray<MControlObserver> iObservers;
+ };
+ } // namespace multimedia
+
+#endif // REVERBEFFECTIMPL_H
+
+// End of file