--- a/videoeditorengine/audioeditorengine/inc/AudProcessor.h Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,158 +0,0 @@
-/*
-* Copyright (c) 2010 Ixonos Plc.
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the "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:
-* Ixonos Plc
-*
-* Description:
-*
-*/
-
-
-
-
-#ifndef __AUDPROCESSOR_H__
-#define __AUDPROCESSOR_H__
-
-
-#include <e32base.h>
-#include <e32std.h>
-
-#include "AudCommon.h"
-#include "AudClipInfo.h"
-#include "ProcClipInfoAO.h"
-#include "ProcProcessAO.h"
-#include "ProcVisualizationAO.h"
-#include "ProcTimeEstimateAO.h"
-
-/*
- * Forward declarations.
- */
-class CAudSong;
-class CAudClip;
-class MProcProcessObserver;
-class MProcClipInfoObserver;
-class CProcClipInfoAO;
-class CProcProcess;
-class CProcVisualizationAO;
-class CProcTimeEstimateAO;
-
-/**
- * Audio processor.
- */
-class CAudProcessor : public CBase
- {
-public:
-
- /**
- * Constructors for instantiating new audio processors.
- * Should reserve as little resources as possible at this point.
- */
- static CAudProcessor* NewL();
- static CAudProcessor* NewLC();
-
-
- virtual ~CAudProcessor();
-
- /**
- * Starts a syncronous song processing
- */
- TBool StartSyncProcessingL(const CAudSong* aSong);
-
- TBool ProcessSyncPieceL(HBufC8*& aFrame, TInt& aProgress,
- TTimeIntervalMicroSeconds& aDuration);
-
- /**
- * Cancel song processing.
- */
- void CancelProcessing(MProcProcessObserver& aObserver);
-
-
-
- /**
- * Read the header from the specified audio clip file and return its properties.
- *
- *
- * Possible leave codes:
- * - <code>KErrNoMemory</code> if memory allocation fails
- * - <code>KErrNotFound</code> if there is no file with the specified name
- * in the specified directory (but the directory exists)
- * - <code>KErrPathNotFound</code> if the specified directory
- * does not exist
- * - <code>KErrUnknown</code> if the specified file is of unknown format
- *
- * @param aFileName name of the file to read
- * @param aFileHandle handle of the file to read
- * @param aProperties Output parameter. Properties of the input file.
- * Allocated and released by the caller
- * @param aObserver Observer to be notified as soon as operation completes
- */
- void GetAudFilePropertiesL(const TDesC& aFileName, RFile* aFileHandle,
- TAudFileProperties* aProperties,
- MProcClipInfoObserver& aObserver, TInt aPriority);
-
- /**
- * Starts an asynchronous visualization operation for a clip. Progress
- * indications are sent to an observer
- *
- * @param aClip Clip to be visualized
- * @param aSize Lenght of the visualization array, must be positive
- * @param aPriority Priority of the operation
- */
- void StartGetClipVisualizationL(const CAudClipInfo* aClipInfo, TInt aSize,
- MAudVisualizationObserver& aObserver,
- TInt aPriority);
-
- /**
- * Cancels a clip visualization operation. If an operation is not running
- * a <code>TAudPanic::EVisualizationProcessNotRunning<code> is thrown
- */
- void CancelClipVisualization();
-
- TBool StartTimeEstimateL(const CAudSong* aSong, MAudTimeEstimateObserver& aTEObserver);
-
- void CancelTimeEstimate();
-
-
-
-protected:
- CAudProcessor();
-
- void ConstructL();
-
-private:
-
- // clip info active object owned by this
- CProcClipInfoAO* iClipInfoAO;
-
- // processing object owned by this
- CProcProcess* iProcessingObject;
-
- // visualization active object owned by this
- CProcVisualizationAO* iVisualizationAO;
-
- // Time estimation active object owned by this
- CProcTimeEstimateAO* iTimeEstimateAO;
-
-
-
- // a flag to indicate whether there is some ongoing processing
- TBool iProcessing;
-
- friend class CProcProcess;
- friend class CProcClipInfoAO;
-
-
- };
-
-
-#endif // __AudProcessor_H__
-