diff -r 000000000000 -r 2014ca87e772 imagehandlingutilities/thumbnailmanager/plugins/video/inc/thumbnailvideoprovider.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/imagehandlingutilities/thumbnailmanager/plugins/video/inc/thumbnailvideoprovider.h Tue Jan 26 15:18:05 2010 +0200 @@ -0,0 +1,155 @@ +/* +* Copyright (c) 2006-2007 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: Video thumbnail provider. + * +*/ + + +#ifndef THUMBNAILVIDEOPROVIDER_H +#define THUMBNAILVIDEOPROVIDER_H + +#include +#include + +#include "thumbnailprovider.h" + +/** + * Video thumbnail provider plugin. + * + * @since S60 v5.0 + */ +class CThumbnailVideoProvider: public CThumbnailProvider, public CActive, + public MTNEVideoClipThumbObserver, public MTNEVideoClipInfoObserver + { +public: + + /** + * Two-phased constructor. + * + * @since S60 v5.0 + * @return New video thumbnail provider instance. + */ + static CThumbnailVideoProvider* NewL(); + + /** + * Destructor + * + * @since S60 v5.0 + */ + virtual ~CThumbnailVideoProvider(); + + /** + * Function that will provide thumbnail from given parameters. + * + * @since S60 v5.0 + * @param aFs File server session + * @param aFile Source image file. + * @param aMimeType Mime-type of the clip to be processed. + * @param aFlags Flags for thumbnail creation. + * @param aDisplayMode Used display mode. + */ + void GetThumbnailL( RFs& aFs, RFile64& aFile, const TDataType& aMimeType, + const CThumbnailManager::TThumbnailFlags aFlags, const TDisplayMode + aDisplayMode, const CThumbnailManager::TThumbnailQualityPreference aQualityPreference ); + + /** + * Function that will provide thumbnail from given parameters. + * + * @since S60 v5.0 + * @param aFs File server session + * @param aBuffer Source image buffer. + * @param aMimeType Mime-type of the clip to be processed. + * @param aFlags Flags for thumbnail creation. + * @param aDisplayMode Used display mode. + */ + void GetThumbnailL( RFs& aFs, TDesC8* aBuffer, const + TDataType& aMimeType, const CThumbnailManager::TThumbnailFlags aFlags, + const TDisplayMode aDisplayMode, const CThumbnailManager::TThumbnailQualityPreference aQualityPreference ); + + /** + * Function that will provide thumbnail from given parameters. + * + * @since S60 v5.0 + * @param aFs File server session + * @param aBuffer Source image buffer. + */ + + void GetThumbnailL( RFs& aFs, TDesC8& aBuffer); + /** + * Cancel a previous thumbnail request, if any. + * + * @since S60 5.0 + */ + void CancelGetThumbnail(); + +protected: + + /** + * Notifies when video clip thumbnail is ready. + * + * @since S60 v5.0 + * @param aInfo Video clip info. + * @param aError Error code. + * @param aThumb Thumbnail image. + */ + void NotifyVideoClipThumbCompleted( CTNEVideoClipInfo& aInfo, TInt aError, + CFbsBitmap* aThumb ); + + /** + * Notifies when info about video clip is ready. + * + * @since S60 v5.0 + * @param aInfo Video clip info. + * @param aError Error code. + */ + void NotifyVideoClipInfoReady( CTNEVideoClipInfo& aInfo, TInt aError ); + +private: + + /** + * C++ default constructor + * + * @since S60 v5.0 + * @return New video thumbnail provider instance. + */ + CThumbnailVideoProvider(); + + /** + * Implements cancellation of an outstanding request. + * + * @since S60 v5.0 + */ + void DoCancel(); + + /** + * Handles an active object's request completion event. + * + * @since S60 v5.0 + */ + void RunL(); + +private: + // data + + /** + * Video clip info. + */ + CTNEVideoClipInfo* iVideoClipInfo; + + RTimer iTimer; + TBool iTimeout; + +}; + +#endif // THUMBNAILVIDEOPROVIDER_H