1 /*

     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   TNE server

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef _CHXCTneServer_H_

    21 #define _CHXCTneServer_H_

    22 

    23 #include"HXTneclientservercommon.h"

    24 #include <hxtnutil.h>

    25 #include <hxtnutil_obs.h>

    26 

    27 #include <TNEVideoClipInfo.h>

    28 #include <e32base.h>

    29 #include <e32svr.h>

    30 #include <e32uid.h>

    31 #include <e32std.h>

    32 #include <coemain.h>

    33 #include <ecom/ecom.h>

    34 

    35 

    36 #include "yuv2rgb12.h"

    37 #include "yuv2rgb16.h"

    38 #include "yuv2rgb24.h"

    39 

    40 

    41 //////////////////////Server class/////////////////

    42 class CTneServer : public CServer2

    43 {

    44 

    45 public:

    46 CSession2* NewSessionL(const TVersion& aVersion,const RMessage2& aMessage) const;

    47 public :

    48       // The thread function executed by the server

    49     static TInt ThreadFunction(TAny* aStarted);

    50      

    51 protected:

    52     CTneServer(CActive::TPriority aActiveObjectPriority);

    53     };

    54 

    55 

    56 /////////////////Session class///////////////////////////

    57 

    58 class CTneSession : public CSession2, public MHXThumbnailUtilityImplObserver

    59     

    60     {

    61 public:

    62     CTneSession();

    63     ~CTneSession();

    64 

    65       //service request

    66     void ServiceL(const RMessage2& aMessage);

    67     void DispatchMessageL(const RMessage2& aMessage);

    68 	// void InitL();  we are not using this rite now

    69 	

    70 	 // observer interface from MHXThumbnailUtilityImplObserver

    71     void MetaDataReady(TInt aError);

    72     void PacketReady(TInt aError, void *pData, TUint32 aDataSize);  

    73     void EndOfPackets();

    74    

    75 protected:

    76      

    77     void    CompleteRequest(TInt aError);    // Completes the Rmessage corresponding to Getthumb

    78     void    FetchBasicMetaData();               // Extract metadata from Util

    79     void    DoGetThumb();                           // Calls Notification of Thumbpending to client on Clients request to Get thumb

    80     TBool   IsGoodFrame(TUint8* aYUVDataPtr);  // checks on the value of each frame wrt  width and height 

    81     void    StopServer();

    82     

    83     void NotifyIfGetThumbPending(TInt aError, TUint8 *&pYUVBuffer); // Notifies client of thumb pending 

    84     TInt ReOpenFile(RFile &aFileHandle); // Called in case the clip is required to be open not from 0 index but from middle of clip

    85     TInt DoOpenFile(RFile &aFileHandle, TUint uStartTime);

    86     TInt GetStartingTime(TUint &uStartingTime);

    87     void CompleteCancelRequest(); // Completes the Rmessage corresponding to GetCancel

    88     

    89 private:

    90     

    91         enum EThumbnailUtilState 

    92         {

    93                 EStartGettingMetadata = 0,        

    94                 EStartGettingThumbNail,

    95                 EStartGettingThumbNailWithIndex,        

    96                 ECancelling,

    97                 ENotReady

    98            };

    99         

   100         TInt                                         iWidth;

   101         TInt                                         iHeight;    

   102         TUint                                        iDuration;

   103         TInt64 			                             iFrameCount;

   104                                                

   105       //   Variable to handle error during the state transitions in server

   106         TInt				                         m_LastError;

   107         TUint				                         m_uPacketsReceived;

   108                                                

   109                                                

   110         // will be set to true if got the good thumb or an error has occured.

   111         TBool 			                             m_bDone;

   112         //file server                          

   113         RFs*	                                     iFs;       

   114                                                

   115                                                

   116         // Concatenated YUV data for decoded frame

   117         TUint8* 		                             iYUVBuffer;      

   118         TUint8**                                     iClientYUVBufferPtrPtr;

   119         TBool		                                 m_bOpenFileLPending;

   120         TBool                                        iGetThumbPending;

   121                                                

   122         TBool                                        iCloseHandle;

   123         TBool                                        ibOpenFilePending;

   124         TInt                                         iThumbIndex;

   125                                               

   126         RMessage2	                                 iClientRequest;

   127         RMessage2	                                 iCancelRequest;

   128         // helix thumbnail utility	           

   129         CHXThumbnailUtility*         	             iUtil;

   130         EThumbnailUtilState                          m_State;  

   131         RFile                                        iFileHandle;

   132 

   133         TBool                                        m_bMetaDataReady;

   134 

   135     };                                         

   136     

   137 #endif // _CHXCTneServer_H_