devsoundextensions/effectspresets/StereoWideningUtility/src/StereoWideningUtility.cpp
changeset 0 40261b775718
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devsoundextensions/effectspresets/StereoWideningUtility/src/StereoWideningUtility.cpp	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,970 @@
+/*
+* 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:   Utility to Access the StereoWidening Effect
+*
+*/
+
+
+
+// INCLUDE FILES
+#include <e32std.h>
+#include <StereoWideningUtility.h>
+#include <DrmAudioSamplePlayer.h>
+//#include <midiclientutility.h>
+#include "TempStereoWidening.h"
+#include "StereoWideningInternalCRKeys.h"
+#include <videoplayer.h>
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::CStereoWideningUtility
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CStereoWideningUtility::CStereoWideningUtility()
+	: iStereoWidening(NULL),
+	  iPresetRepository(NULL)
+	{
+    }
+
+
+// Destructor
+CStereoWideningUtility::~CStereoWideningUtility()
+    {
+		iPresetArray.Close();
+		iFullPresetArray.Close();
+		delete iPresetRepository;
+		delete iTransStereoWidening;
+		delete iStereoWidening;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMMFDevSound& aDevSound)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aDevSound);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMdaAudioConvertUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMdaAudioInputStream& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMdaAudioOutputStream& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMdaAudioPlayerUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+	}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMdaAudioRecorderUtility& aUtility )
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility,ETrue,EFalse,0);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+   }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMdaAudioToneUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CCustomCommandUtility* aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(MCustomInterface& aCustomInterface)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aCustomInterface);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CMidiClientUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+	}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CDrmPlayerUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+	}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::ConstructL(CVideoPlayerUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ConstructL"));
+#endif
+		iStereoWidening = CStereoWidening::NewL(aUtility);
+		TInt level = iStereoWidening->StereoWideningLevel();
+
+		iTransStereoWidening = CTempStereoWidening::NewL(level,iStereoWidening);
+
+		iPresetRepository = CRepository::NewL(KCRUidStereoWideningPresets);
+
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+	}
+	
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMMFDevSound& aDevSound)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aDevSound);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMdaAudioConvertUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMdaAudioInputStream& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMdaAudioOutputStream& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMdaAudioPlayerUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMdaAudioRecorderUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CMdaAudioToneUtility& aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(CCustomCommandUtility* aUtility)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWideningUtility* CStereoWideningUtility::NewL(MCustomInterface& aCustomInterface)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aCustomInterface);
+		CleanupStack::Pop(self);
+		return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C  CStereoWideningUtility* CStereoWideningUtility::NewL(CMidiClientUtility& aUtility)
+{
+	
+	#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C  CStereoWideningUtility* CStereoWideningUtility::NewL(CDrmPlayerUtility& aUtility)
+{
+	
+	#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C  CStereoWideningUtility* CStereoWideningUtility::NewL(CVideoPlayerUtility& aUtility)
+{
+	
+	#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NewL"));
+#endif
+		CStereoWideningUtility* self = new( ELeave ) CStereoWideningUtility;
+		CleanupStack::PushL( self );
+		self->ConstructL(aUtility);
+		CleanupStack::Pop(self);
+		return self;
+}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ApplyPresetL()
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CStereoWideningUtility::ApplyPresetL(
+    TInt aPresetIndex)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ApplyPresetL"));
+#endif
+		// Get the Preset from the Central Repository
+		// and Apply it to the StereoWidening Object
+		// using SetBandData method. After that Just Enable() the Effect
+
+		TInt level;
+
+		if(aPresetIndex > (iPresetArray.Count() - 1))
+			User::Leave(KErrArgument);
+
+		// Write the StereoWidening Data in the first available NULL Space
+		for( TInt j = 0; j < iFullPresetArray.Count();j++)
+			{
+				if( iFullPresetArray[j].iPresetNameKey == iPresetArray[aPresetIndex].iPresetNameKey)
+					{
+						iPresetRepository->Get(iFullPresetArray[j].iPresetDescriptionKey,level);
+						iStereoWidening->SetStereoWideningLevelL(level);
+						// Applying the Settings to the Audio StereoWidening
+					//	iStereoWidening->ApplyL();
+
+                                                iStereoWidening->EnableL();
+						break;
+					}
+			}
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::CreatePresetL(TDesC& aName,CStereoWidening& aStereoWidening)
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+
+EXPORT_C void CStereoWideningUtility:: CreatePresetL(
+    TDesC& aName,
+    CStereoWidening& aStereoWideningUI)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::CreatePresetL"));
+#endif
+		// Get the Preset from the UI and create a DesC using
+		// DoBandData() method and then store it to the
+		// Central Repository
+
+		 __ASSERT_ALWAYS(aName.Length() > 0,User::Leave(KErrArgument));
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+
+		iTransStereoWidening = &aStereoWideningUI;
+
+				//Create New Keys at the End of the Repository
+		TInt currentNumber = 0;
+				// Get the number of User Defined Presets in the Repository
+		iPresetRepository->Get(KStereoWideningNumberOfUserDefinedPresets,currentNumber);
+
+		TUint8 level = iTransStereoWidening->StereoWideningLevel();
+
+				// Calculate and Create the StereoWidening Data for the New Preset
+		iPresetRepository->Create(currentNumber*2+KStereoWideningUserDefinedPresetStart,level);
+				// Calculate and create the New Preset Name in the End
+		iPresetRepository->Create(currentNumber*2+KStereoWideningUserDefinedPresetStartName,aName);
+				// Update the Number of UserDefined Presets in the End
+				// Since we created new Keys for the Name and the Descriptor
+		currentNumber += 1;
+		iPresetRepository->Set(KStereoWideningNumberOfUserDefinedPresets,currentNumber);
+		iPresetRepository->Get(KStereoWideningPresetsCounter,currentNumber);
+		iPresetRepository->Set(KStereoWideningPresetsCounter,currentNumber + 1);
+
+		// Refresh the iFullPresetArray
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::DeletePresetL()
+// Deletes the Preset from the Central Repository
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C const TDesC& CStereoWideningUtility::GetPresetL(
+    TInt aPresetIndex)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::GetPresetL"));
+#endif
+		// Get the Preset from the Central Repository
+		// and Apply it to the StereoWidening Object
+		// using SetBandData method. After that Just Enable() the Effect
+
+
+		if(aPresetIndex > (iPresetArray.Count() - 1))
+			User::Leave(KErrArgument);
+
+		TBool presetFound = EFalse;
+		TInt level;
+
+		// Write the StereoWidening Data in the first available NULL Space
+		for(TInt j = 0; j < iFullPresetArray.Count();j++)
+			{
+				if( iFullPresetArray[j].iPresetNameKey == iPresetArray[aPresetIndex].iPresetNameKey)
+					{
+						iPresetRepository->Get(iFullPresetArray[j].iPresetDescriptionKey,level);
+						iTransStereoWidening->SetStereoWideningLevelL(level);
+						presetFound = ETrue;
+						return iFullPresetArray[j].iPresetName;
+					}
+			}
+		if(!presetFound)
+			User::Leave(KErrNotFound);
+
+		return KNullDesC;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::DeletePresetL()
+// Deletes the Preset from the Central Repository
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CStereoWideningUtility::DeletePresetL(
+    TInt aPresetIndex)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::DeletePresetL"));
+#endif
+		// Get the Name from the PresetIndex
+		// This Preset Index is from the Array returned to the UI
+
+		TInt err(KErrNone);
+		TBool presetFound = EFalse;
+
+        // Leave if it deletes a predefined preset  
+		TInt currentNumberOfPredefinedPresets = 0;
+				                
+	    // Get the number of User Defined Presets in the Repository
+		iPresetRepository->Get(KStereoWideningNumberOfPreDefinedPresets,currentNumberOfPredefinedPresets);
+
+        if (aPresetIndex < currentNumberOfPredefinedPresets)  //it is a predefined preset, 
+        {
+			User::Leave(KErrArgument);        	
+        }
+
+		if(aPresetIndex > (iPresetArray.Count() - 1))
+			User::Leave(KErrArgument);
+
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+#ifdef _DEBUG
+		RDebug::RawPrint(iPresetArray[aPresetIndex].iPresetName);
+#endif
+
+		// Deletes the Preset from the iFullPresetArray and then
+		// rewrite it to the Central Repository
+		for(TInt j = 0; j < iFullPresetArray.Count();j++)
+			{
+
+				if( (iFullPresetArray[j].iPresetNameKey == iPresetArray[aPresetIndex].iPresetNameKey) &&
+						(iFullPresetArray[j].iPresetName.Length()))
+					{
+
+						presetFound = ETrue;
+						TRAP(err,iPresetRepository->Set(iFullPresetArray[j].iPresetNameKey,KNullDesC));
+						TRAP(err,iPresetRepository->Set(iFullPresetArray[j].iPresetDescriptionKey,KNullDesC));
+						if(err != KErrNone)
+							{
+								break;
+							}
+						else
+							{
+								iFullPresetArray[j].iPresetName.FillZ(0);
+								iFullPresetArray[j].iPresetNameKey = 0;
+								iFullPresetArray[j].iPresetDescriptionKey = 0;
+							    break;
+							}
+					}
+#ifdef _DEBUG
+				RDebug::RawPrint(iFullPresetArray[j].iPresetName);
+#endif
+			}
+
+		if(!presetFound)
+			User::Leave(KErrNotFound);
+		// After This Update the iPresetArray for the UI
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+    }
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::DisablePresetL()
+// Disable the Preset
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+
+EXPORT_C void CStereoWideningUtility::DisableStereoWideningL()
+{
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::DisableStereoWideningL"));
+#endif
+
+	if(iStereoWidening)
+	{
+		iStereoWidening->DisableL();
+	}
+}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::StereoWidening()
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CStereoWidening& CStereoWideningUtility::StereoWidening()
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::StereoWidening()"));
+#endif
+
+		return *iTransStereoWidening;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ModifyPresetL()
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CStereoWideningUtility::ModifyPresetL(
+    TInt aPresetIndex,
+    TDesC& aName,
+    CStereoWidening& aStereoWideningUI)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ModifyPresetL"));
+#endif
+
+		 __ASSERT_ALWAYS(aName.Length() > 0,User::Leave(KErrArgument));
+		// Modifies the Preset Data in the Central Repository
+		// with the updated Name and StereoWidening Settings for the
+		// given PresetIndex
+
+		if(aPresetIndex > (iPresetArray.Count() - 1))
+			User::Leave(KErrArgument);
+
+		TUint8 level;
+		TBuf<32> presetName;
+		presetName = iPresetArray[aPresetIndex].iPresetName;
+
+		iTransStereoWidening = &aStereoWideningUI;
+
+		// Write the StereoWidening Data in the first available NULL Space
+		for( TInt j = 0; j < iFullPresetArray.Count();j++)
+			{
+				if( iFullPresetArray[j].iPresetName == presetName)
+					{
+						iPresetRepository->Set(iFullPresetArray[j].iPresetNameKey,aName);
+						level = iTransStereoWidening->StereoWideningLevel();
+						iPresetRepository->Set(iFullPresetArray[j].iPresetDescriptionKey,level);
+						break;
+					}
+			}
+		UpdateFullPresetArrayFromCenRep(iFullPresetArray);
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::NumberOfPreDefinedPresets()
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+
+
+EXPORT_C TUint32 CStereoWideningUtility::NumberOfPreDefinedPresets() const
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::NumberOfPreDefinedPresets"));
+#endif
+
+		TInt numberOfPresets;
+		iPresetRepository->Get(KStereoWideningNumberOfPreDefinedPresets,numberOfPresets);
+		return numberOfPresets;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::Presets()
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TArray<TEfStereoWideningUtilityPreset> CStereoWideningUtility::Presets()
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::Presets"));
+#endif
+
+		// returns all the Presets from the System Defined and
+		// User Defined Preset Array in the Central Repository
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+		return iPresetArray.Array();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::ResetPresetL(TInt aPresetIndex)
+// Applies the Preset to the StereoWidening Object
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CStereoWideningUtility::ResetPresetL(TInt aPresetIndex)
+    {
+#ifdef _DEBUG
+		    RDebug::Print(_L("CStereoWideningUtility::ResetPresetL"));
+#endif
+
+		if(aPresetIndex > (iPresetArray.Count() - 1))
+			User::Leave(KErrArgument);
+
+		TBuf<32> aName;
+		aName = iPresetArray[aPresetIndex].iPresetName;
+
+		TInt currentNumber = 0;
+		// Get the number of System Defined Presets in the Repository
+		iPresetRepository->Get(KStereoWideningNumberOfPreDefinedPresets,currentNumber);
+
+		if(aPresetIndex >= currentNumber)
+			User::Leave(KErrNotSupported);
+
+
+		for( TInt j = 0; j < currentNumber;j++)
+				{
+					if( iFullPresetArray[j].iPresetName == aName)
+						{
+							iPresetRepository->Reset(iFullPresetArray[j].iPresetDescriptionKey);
+							iPresetRepository->Reset(iFullPresetArray[j].iPresetNameKey);
+						}
+				}
+
+		UpdatePresetArray(iPresetArray,iFullPresetArray);
+	}
+
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::UpdatePresetArrayFromCenRep(RArray<TEfStereoWideningUtilityPreset> &aFullPresetArray)
+// Updates the Array with the Values in Central Repository
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+
+void CStereoWideningUtility::UpdateFullPresetArrayFromCenRep(RArray<TEfStereoWideningUtilityPreset>& aFullPresetArray)
+	{
+
+		aFullPresetArray.Reset();
+ 		TEfStereoWideningUtilityPreset tempPreset;
+
+
+		TInt numberOfUserDefinedPresets = 0;
+		TInt numberOfPreDefinedPresets = 0;
+
+		iPresetRepository->Get(KStereoWideningNumberOfUserDefinedPresets,numberOfUserDefinedPresets);
+		iPresetRepository->Get(KStereoWideningNumberOfPreDefinedPresets,numberOfPreDefinedPresets);
+
+		for( TInt j = 0; j < (numberOfPreDefinedPresets); j++)
+				{
+					tempPreset.iPresetDescriptionKey = KStereoWideningPreDefinedPresetStart + (2 * j);
+					tempPreset.iPresetNameKey = KStereoWideningPreDefinedPresetStartName + (2 * j);
+					iPresetRepository->Get((KStereoWideningPreDefinedPresetStartName + (2 * j)) ,tempPreset.iPresetName);
+#ifdef _DEBUG
+					RDebug::RawPrint(tempPreset.iPresetName);
+#endif
+					aFullPresetArray.Append(tempPreset);
+
+				}
+
+			for( TInt j = 0; j < (numberOfUserDefinedPresets); j++)
+				{
+					tempPreset.iPresetDescriptionKey = KStereoWideningUserDefinedPresetStart + (2 * j);
+					tempPreset.iPresetNameKey = KStereoWideningUserDefinedPresetStartName + (2 * j);
+					iPresetRepository->Get((KStereoWideningUserDefinedPresetStartName + (2 * j)) ,tempPreset.iPresetName);
+#ifdef _DEBUG
+					RDebug::RawPrint(tempPreset.iPresetName);
+#endif
+					aFullPresetArray.Append(tempPreset);
+
+				}
+
+	}
+
+// -----------------------------------------------------------------------------
+// CStereoWideningUtility::UpdatePresetArray(RArray<TDesC>& aPresetArray,const RArray<TEfStereoWideningUtilityPreset> &aFullPresetArray)
+// Creates the Descriptor Array of Names of the Presets Stored in Central Repository
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CStereoWideningUtility::UpdatePresetArray(RArray<TEfStereoWideningUtilityPreset>& aPresetArray,const RArray<TEfStereoWideningUtilityPreset>& aFullPresetArray)
+	{
+
+		aPresetArray.Reset();
+		TEfStereoWideningUtilityPreset	tempClientArray;
+
+		// Write the StereoWidening Data in the first available NULL Space
+		for( TInt j = 0; j < aFullPresetArray.Count();j++)
+			{
+				if( aFullPresetArray[j].iPresetName.Length() != 0)
+					{
+
+						tempClientArray.iPresetName = aFullPresetArray[j].iPresetName;
+						tempClientArray.iPresetNameKey = aFullPresetArray[j].iPresetNameKey;
+						tempClientArray.iPresetDescriptionKey = aFullPresetArray[j].iPresetDescriptionKey;
+						aPresetArray.Append(tempClientArray);
+					}
+				RDebug::Print(_L("Name Length %d "),aFullPresetArray[j].iPresetName.Length());
+				RDebug::RawPrint(aFullPresetArray[j].iPresetName);
+			}
+
+	}
+
+
+// ========================== OTHER EXPORTED FUNCTIONS =========================
+
+
+
+//  End of File