--- a/videoutils_plat/dvrengine_api/inc/ipvideo/CRtpFileBase.h Thu Aug 19 10:54:18 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,320 +0,0 @@
-/*
-* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "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: Base methods/variables for RTP file format recording.*
-*/
-
-
-
-
-#ifndef CRTPFILEBASE_H
-#define CRTPFILEBASE_H
-
-// INCLUDES
-#include <ipvideo/CRtpUtil.h>
-#include <f32file.h>
-
-// CONSTANTS
-const TInt KCurrentClipVersion( 3 );
-const TInt KMinValidClipVersion( 2 );
-const TInt KSeekHeaderBytes( 3 * KIntegerBytes );
-const TInt KGroupHeaderBytes( 4 * KIntegerBytes );
-const TInt KPacketsCountBytes( 4 );
-const TInt KNormalRecGroupLength( 2000 ); // 2 s
-const TUint KSeekArrayInterval( 30000 ); // 30 s
-
-// MACROS
-// None
-
-// DATA TYPES
-// None
-
-// FORWARD DECLARATIONS
-// None
-
-// CLASS DECLARATION
-
-/**
-* RTP format common functionalities.
-*
-* @lib RtpClipHandler.lib
-* @since Series 60 3.0
-*/
-class CRtpFileBase : public CActive
- {
-
-public: // Data types
-
- // Time shift seek array
- class STimeShiftSeek
- {
-
- public: // Data
-
- /**
- * Group time.
- */
- TUint iGroupTime;
-
- /**
- * File seek point.
- */
- TInt iSeekpoint;
-
- /**
- * File name index.
- */
- TInt iNameIndex;
-
- };
-
-
-public: // Constructors and destructor
-
- /**
- * Destructor.
- */
- virtual ~CRtpFileBase();
-
-protected: // Constructors and destructor
-
- /**
- * C++ default constructor.
- */
- CRtpFileBase();
-
- /**
- * Symbian 2nd phase constructor can leave and is private by default.
- */
- void ConstructL();
-
-protected: // Enumeration
-
- // Defines RTP file mode
- enum TRtpFileMode
- {
- EModeNone = KErrBadHandle,
- EModeNormal = KErrNone,
- EModeHandle,
- EModeTimeShift
- };
-
-public: // New functions
-
- /**
- * Deletes time shift files.
- * @since Series 60 3.0
- * @param aShiftSeek a reference to time shift seek array.
- * @return None.
- */
- void DeleteTimeShiftFiles( RArray<STimeShiftSeek>& aShiftSeek );
-
-protected: // New functions
-
- /**
- * Writes RTP seek header to a file.
- * @since Series 60 3.0
- * @return None.
- */
- void WriteSeekHeaderL();
-
- /**
- * Reads clip's seek header from a file.
- * @since Series 60 3.0
- * @return None.
- */
- void ReadSeekHeaderL();
-
- /**
- * Reads clip's group header from a file.
- * @since Series 60 3.0
- * @return None.
- */
- void ReadGroupHeaderL();
-
- /**
- * Updates group header variables from readed data.
- * @since Series 60 3.0
- * @param aDataPtr data from which header is updated.
- * @return None.
- */
- void UpdateGroupHeaderVariablesL( const TDesC8& aDataPtr );
-
- /**
- * Appends one group to the seek array.
- * @since Series 60 3.0
- * @param aTime a TS time of first packet in group.
- * @param aPoint a seek point in clip for group.
- * @return None.
- */
- void AppendSeekArrayL( const TUint aTime,
- const TInt aPoint );
-
- /**
- * Saves seek array to the clip.
- * @since Series 60 3.0
- * @return None.
- */
- void SaveSeekArrayL();
-
- /**
- * Reads seek array from the clip.
- * @since Series 60 3.0
- * @param aPoint a seek array point in clip.
- * @return true if items in seek array, otherwise false.
- */
- TBool ReadSeekArrayL( const TInt aPoint );
-
- /**
- * Resets seek array.
- * @since Series 60 3.0
- * @return None.
- */
- inline void ResetSeekArray();
-
- /**
- * Writes variables to log file.
- * @since Series 60 3.0
- * @param aMethod a method which called this
- */
- void LogVariables( const TDesC& aMethod );
-
-private: // Functions from base classes
-
- /**
- * From CActive : Called when request completion event occurs.
- * @since Series 60 3.0
- * @return None.
- */
- virtual void RunL() = 0;
-
- /**
- * From CActive : Handles a leave occurring in the request
- * completion event handler RunL().
- * @since Series 60 3.0
- * @param aError the leave code
- * @return status of run error handling
- */
- virtual TInt RunError( TInt aError ) = 0;
-
- /**
- * From CActive : Called when request completion event cancelled.
- * @since Series 60 3.0
- * @return None.
- */
- virtual void DoCancel() = 0;
-
-protected: // Data types
-
- // Defines seek struct
- class SSeek
- {
-
- public: // Data
-
- /**
- * Enlapsed time.
- */
- TUint iTime;
-
- /**
- * Point in clip.
- */
- TInt iPoint;
-
- };
-
-protected: // Data
-
- /**
- * Rtp file usage mode.
- */
- TRtpFileMode iMode;
-
- /**
- * Current group.
- */
- TInt iThisGroup;
-
- /**
- * Packet group counter (Seek header).
- */
- TInt iGroupsTotalCount;
-
- /**
- * First seek address (Seek header).
- */
- TInt iFirstSeekAddr;
-
- /**
- * Last seek address (Seek header).
- */
- TInt iLastSeekAddr;
-
- /**
- * Group total length (Group header).
- */
- TInt iGroupTotalLen;
-
- /**
- * Next group point (Group header).
- */
- TInt iNextGroupPoint;
-
- /**
- * Previous group point (Group header).
- */
- TInt iPrevGroupPoint;
-
- /**
- * Group time (Group header).
- */
- TUint iGroupTime;
-
- /**
- * Seek header point.
- */
- TInt iSeekHeaderPoint;
-
- /**
- * Current clip path.
- */
- HBufC* iCurrentPath;
-
- /**
- * Seek array.
- */
- CArrayFix<SSeek>* iSeekArray;
-
- /**
- * File data buffer pointer.
- */
- TPtr8 iDataPtr;
-
- /**
- * File server.
- */
- RFs iFs;
-
- /*
- * File operations.
- */
- RFile iFile;
-
- };
-
-#include <ipvideo/CRtpFileBase.inl>
-
-#endif // CRTPFILEBASE_H
-
-// End of File