/*
* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "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:
*
*/



#ifndef VIDEOBUFFERHANDLER_H
#define VIDEOBUFFERHANDLER_H

#include <e32base.h>
#include <e32msgqueue.h>
#include <f32file.h>
#include <openmax/il/extensions/omxilsymbianbuffersextensions.h>
#include <multimedia/mmfbuffershared.h>
#include <openmax/il/khronos/v1_x/OMX_Component.h>

NONSHARABLE_CLASS(CVideoBufferHandler) : public CActive
	{
public:
	virtual ~CVideoBufferHandler();
	static CVideoBufferHandler* NewL(TDesC& aFilename, OMX_SYMBIAN_PARAM_3PLANE_CHUNK_DATA& aChunkDataMsg, const OMX_SYMBIAN_PARAM_BUFFER_SIZE& aBufferSize, OMX_PARAM_PORTDEFINITIONTYPE& portDef);
		
public: 
	void Start();
	void ChangeFilledBufferLength(TInt aLength);
	void SetSendInvalidBufferId(TInt aSendInvalidBufferId);

protected:
	CVideoBufferHandler(TDesC& aFilename);
	
private:
	void ConstructL(OMX_SYMBIAN_PARAM_3PLANE_CHUNK_DATA& aChunkDataMsg, const OMX_SYMBIAN_PARAM_BUFFER_SIZE& aBufferSize, OMX_PARAM_PORTDEFINITIONTYPE& portDef);
		
	// From CActive
	void RunL();
	void DoCancel();

protected:
	RMsgQueue<TFilledBufferHeaderV2> iReceiveBuffer;
	RMsgQueue<TFilledBufferHeaderV2> iSendBuffer;
	TMMSharedChunkBufConfig iBufConfig;
	TPtr8 iReadDes;

	RChunk iBufferChunk;
	TBuf<KMaxFileName> iFileName;
	RFile iFileSource;
	RFs iFs;
	TBool iFirstBuffer;
	TBool iChangeFileBufferLength;
	TInt iFileBufferLengthTestValue;
	TInt iSendInvalidBufferId;
	TInt iTimeStamp;	
	};

#endif // VIDEOBUFFERHANDLER_H