sl@0: // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #ifndef __DEVVIDEOINTERNAL_H__
sl@0: #define __DEVVIDEOINTERNAL_H__
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <ecom/ecom.h>
sl@0: 
sl@0: /**
sl@0: Static utilities class.
sl@0: @internalComponent
sl@0: */
sl@0: class DevVideoUtilities
sl@0: 	{
sl@0: public:
sl@0: 	/** 
sl@0: 	Convert a text number into a real number using lexical analysis
sl@0: 	*/
sl@0: 	static TInt ConvertTextToTUint32(const TDesC8& aData, TUint32& aNumber);
sl@0: 
sl@0: 	/**
sl@0: 	Inspect the plugin implementation information objects to see if the required pre/post proc type is supported. 
sl@0: 	If so, the UID of the plugin is appended to aMatchingPlugins
sl@0: 	*/
sl@0: 	static void MatchPrePostProcessorCapabilitiesL(const RImplInfoPtrArray& aPlugins, TUint32 aReqPrePostProcType, RArray<TUid>& aMatchingPlugins);
sl@0: 
sl@0: 	/**
sl@0: 	Select a plug-in that supports the mime type. If a plug-in does not support the mime type it is removed
sl@0: 	from the array and deleted. Therefore after a call to this method "aImplInfoArray" contains only plug-in
sl@0: 	that support the supplied mime type or is null if none was found.
sl@0: 	*/
sl@0: 	static void SelectPluginBasedOnMatchType(const TDesC8& aMatchType, RImplInfoPtrArray& aImplInfoArray);
sl@0: 
sl@0: #ifdef SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 	static void FindVideoDecoderPluginsL(const TDesC8& aMimeType, RImplInfoPtrArray& aImplInfoArray);
sl@0: 	static void FindVideoEncoderPluginsL(const TDesC8& aMimeType, RImplInfoPtrArray& aImplInfoArray);
sl@0: 	static void CreatePuListL(RImplInfoPtrArray& aImplInfoArray);
sl@0: 	static const CImplementationInformation* FindPu(const RImplInfoPtrArray& aImplInfoArray, TUid aPuUid);
sl@0: #endif // SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 	};
sl@0: 
sl@0: /** 
sl@0:  * Template class CleanupResetAndDestroy to clean up the array
sl@0:  * of implementation information from the cleanup stack.
sl@0:  */
sl@0: 
sl@0: template <class T>
sl@0: class CleanupResetAndDestroy
sl@0: 	{
sl@0: public:
sl@0: 	inline static void PushL(T& aRef);
sl@0: private:
sl@0: 	static void ResetAndDestroy(TAny *aPtr);
sl@0: 	};
sl@0: template <class T>
sl@0: inline void CleanupResetAndDestroyPushL(T& aRef);
sl@0: template <class T>
sl@0: inline void CleanupResetAndDestroy<T>::PushL(T& aRef)
sl@0: 	{CleanupStack::PushL(TCleanupItem(&ResetAndDestroy,&aRef));}
sl@0: template <class T>
sl@0: void CleanupResetAndDestroy<T>::ResetAndDestroy(TAny *aPtr)
sl@0: 	{(static_cast<T*>(aPtr))->ResetAndDestroy();}
sl@0: template <class T>
sl@0: inline void CleanupResetAndDestroyPushL(T& aRef)
sl@0: 	{CleanupResetAndDestroy<T>::PushL(aRef);}
sl@0: 
sl@0: #endif