diff -r 798ee5f1972c -r 826cea16efd9 dvrengine/CommonRecordingEngine/DvrRtpUtils/inc/CRtpTsConverter.h --- a/dvrengine/CommonRecordingEngine/DvrRtpUtils/inc/CRtpTsConverter.h Thu Aug 19 10:54:18 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,156 +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: Class to provide TS conversion for an RTP-stream based on* -*/ - - - - - -#ifndef CRTPTSCONVERTER_H -#define CRTPTSCONVERTER_H - -// INCLUDES -#include - -// CONSTANTS -const TUint KPipelineClockRate( 1000 ); - -// MACROS -// None - -// DATA TYPES -// None - -// FORWARD DECLARATIONS -// None - -// CLASS DECLARATION - -/** -* Class for converting RTP-timestamps. -* -* @lib CommonRecordingEngine.lib -* @since Series 60 3.0 -*/ -class CRtpTsConverter : public CBase - { - -public: // Constructors and destructor - - /** - * Two-phased constructor. - * @param aClockRate the clockrate for the media stream. - */ - IMPORT_C static CRtpTsConverter* NewL( const TUint aClockRate ); - - /** - * Destructor. - */ - IMPORT_C virtual ~CRtpTsConverter(); - -public: // New functions - - /** - * Initialize timestamp converter - * @since Series 60 3.0 - * @param aRtcpPkt a RTCP packet for the media stream to be sychronized. - * @return none. - */ - IMPORT_C void Init( const TDesC8& aRtcpPkt ); - - /** - * Initialize timestamp converter - * @since Series 60 3.0 - * @param aTs intial value of RTP timestamp - * @return none. - */ - IMPORT_C void Init( const TUint& aTs ); - - /** - * Gets status on initialization. - * @since Series 60 3.0 - * @param none. - * @return true if converter initialized, otherwise false. - */ - IMPORT_C TBool Initiated(); - - /** - * Uninitializes the converter. - * @since Series 60 3.0 - * @param none. - * @return none. - */ - IMPORT_C void UnInitiate(); - - /** - * Gets time stamp from a RTP packet. - * @since Series 60 3.0 - * @param aTimestamp a RTP packet's TS to convert. - * @param aUseWallClock if true converts to wall clock time. - * @return a time stamp value. - */ - IMPORT_C TUint ConvertTs( const TUint aTimestamp, - const TBool aUseWallClock = EFalse ); - -private: // Constructors and destructor - - /** - * By default Symbian 2nd phase constructor is private. - */ - void ConstructL(); - - /** - * C++ default constructor. - * @param aClockRate the clockrate for the media stream. - */ - CRtpTsConverter( const TUint aClockRate ); - - -private: // New functions - - /** - * Calculate the offset for adjusting the RTP timestamps. - * @since Series 60 3.0 - * @param aRtpTime a RTP time stamp. - * @param aSeekTime a wall clock time. - * @param clockRate a wall clock time. - * @return a offset for RTP TS adjustment. - */ - TUint ComputeOffset( const TUint aRtpTime, - const TUint aSeekTime, - const TInt clockRate ); - -private: // Data - - /** - * Clockrate. - */ - const TUint iClockRate; - - /** - * Offset. - */ - TUint iOffset; - - /** - * Initiated. - */ - TBool iInitiated; - - }; - -#endif // CRTPTSCONVERTER_H - -// End of File