diff -r 826cea16efd9 -r 13a33d82ad98 dvrengine/CommonRecordingEngine/inc/CCRNullSource.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dvrengine/CommonRecordingEngine/inc/CCRNullSource.h	Wed Sep 01 12:20:37 2010 +0100
@@ -0,0 +1,256 @@
+/*
+* 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 that reads packets from a .rtp clip for testing purposes.*
+*/
+
+
+
+
+#ifndef CCRNULLSOURCE_H
+#define CCRNULLSOURCE_H
+
+//  INCLUDES
+#include "CCRPacketSourceBase.h"
+#include <ipvideo/MRtpFileReadObserver.h>
+#include <ipvideo/MRtpFileWriteObserver.h>
+#include "MRtpTimerObserver.h"
+
+// CONSTANTS
+// None
+
+// MACROS
+// None
+
+// DATA TYPES
+// None
+
+// FORWARD DECLARATIONS
+class CRtpClipHandler;
+class CRtpTimer;
+
+// CLASS DECLARATION
+
+/**
+*  Class that negotiaties RTP stream using RTSP.
+*
+*  @lib CommonRecordingEngine.lib
+*  @since Series 60 3.0
+*/
+class CCRNullSource : public CCRPacketSourceBase,
+                      public MRtpFileReadObserver,
+                      public MRtpTimerObserver
+    {
+
+public: // Constructors and destructor
+
+    /**
+    * Two-phased constructor.
+    * @return CCRNullSource pointer to CCRNullSource class
+    */
+    static CCRNullSource* NewL( const TDesC& aClipName,
+                                MCRStreamObserver& aSessionObs,
+                                CCRStreamingSession& aOwningSession );
+
+    /**
+    * Destructor.
+    */
+    virtual ~CCRNullSource();
+
+public: // New functions
+
+    /**
+    * 
+    * @since Series 60 3.0
+    * @param none. 
+    * @return none.
+    */
+    //void PunchPacketsSent();
+
+private: // Constructors and destructor
+
+    /**
+    * C++ default constructor.
+    * @param aSessionObs a session observer.
+    * @param aOwningSession a owning session.
+    */
+    CCRNullSource( MCRStreamObserver& aSessionObs,
+                   CCRStreamingSession& aOwningSession );
+
+    /**
+    * By default Symbian 2nd phase constructor is private.
+    */
+    void ConstructL( const TDesC& aClipName );
+
+private: // Methods from base classes
+
+    /**
+    * From CCRPacketSourceBase.
+    * Method for acquiring sdp.
+    * @since Series 60 3.0
+    * @param aSdp is string pointer that will be .Set() to contain the sdp.
+    *        If no sdp is available no .Set() will occur.
+    * @return KErrNotReady if no sdp available.
+    */
+    TInt GetSdp( TPtrC8& aSdp );
+
+    /**
+    * From CCRPacketSourceBase.
+    * Method for setting buffers to packet source
+    * @since Series 60 3.0
+    * @param aBuffer is buffer to be set.
+    * @return none.
+    */
+    void SetBuffer( CCRPacketBuffer* aBuffer );
+
+    /**
+    * From CCRPacketSourceBase.
+    * Post action after source initialized.
+    * @since Series 60 3.0
+    * @param none.
+    * @return none.
+    */
+    void PostActionL();
+
+    /**
+    * From CCRPacketSourceBase.
+    * Method for requesting more packets to buffer.
+    * @since Series 60 3.0
+    * @param none.
+    * @return none.
+    */
+    void Restore();
+
+    /**
+    * From CCRPacketSourceBase.
+    * Method for ordering "play" for packet source.
+    * @since Series 60 3.0
+    * @param aStartPos is start position in seconds.
+    * @param aEndPos is end position in seconds.
+    * @return a system wide error code.
+    */
+    TInt Play( const TReal& aStartPos,
+               const TReal& aEndPos );
+
+    /**
+    * From CCRPacketSourceBase.
+    * Method for stopping play from source.
+    * @since Series 60 3.0
+    * @param none.
+    * @return a system wide error code.
+    */
+    TInt Stop();
+
+    /**
+    * From CCRPacketSourceBase.
+    * Getter for current position.
+    * @since Series 60 3.0
+    * @param aPosition a postion of playback.
+    * @param aDuration a duration of playback.
+    * @return a system wide error code.
+    */
+    TInt GetPosition( TInt64& aPosition,
+                      TInt64& aDuration );
+    
+    /**
+    * From MRtpFileReadObserver.
+    * Called when RTP packets group readed from a file.
+    * @since Series 60 3.0
+    * @param aGroup a RTP data readed from a file.
+    * @param aGroupTime a group time in milli seconds.
+    * @param aLastGroup a indication of last group in clip.
+    * @return none.
+    */
+    void GroupReadedL( const TDesC8& aGroup,
+                       const TUint aGroupTime,
+                       const TBool aLastGroup );
+
+    /**
+    * From MRtpFileReadObserver.
+    * File handler status of playback.
+    * @since Series 60 3.0
+    * @param aStatus a status of file reading.
+    * @return none.
+    */
+    void ReadStatus( TInt aStatus );
+
+    /**
+    * From MRtpTimerObserver.
+    * Called when timer completion event occurs
+    * @since Series 60 3.0
+    * @return none
+    */
+    void TimerEventL();
+
+    /**
+    * From MRtpTimerObserver.
+    * Handles a leave occurring in the request
+    * completion event handler RunL().
+    * @since Series 60 3.0
+    * @param aError the leave code.
+    * @return None.
+    */
+    void TimerError( const TInt aError );
+
+private: // New methods
+
+    /**
+    * Method for requesting more packets to buffer.
+    * @since Series 60 3.0
+    * @param none.
+    * @return a system wide error code.
+    */
+    TInt NextClipGroup();
+
+    /**
+    * Converts old RTP propriatary format packet type to stream id.
+    * @since Series 60 3.0
+    * @param aType a packet type from a clip.
+    * @param aStream a stream id to update.
+    * @return true if packet valid, otherwise false.
+    */
+    TBool TypeToStream( const MRtpFileWriteObserver::TRtpType& aType,
+                        MCRPacketSource::TCRPacketStreamId& aStream );
+
+private:  // Data
+
+    /**
+    * Session observer.
+    */
+    MCRStreamObserver& iSessionObs;
+    
+    /**
+    * RTP clip handler.
+    */
+    CRtpClipHandler* iClipHandler;
+
+    /**
+    * SDP data.
+    */
+    HBufC8* iSdp;
+    
+    /**
+    * Packets flow timer.
+    */
+    CRtpTimer* iFlowTimer;
+    
+    /**
+    * Time of last readed group.
+    */
+    TUint iGroupTime;
+
+    };
+
+#endif // CCRNULLSOURCE_H
+
+// End of file