/*
* Copyright (c) 2006 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: Header of ProgDLSource.
*
*/
#ifndef __PROGDLDATASOURCE_H_
#define __PROGDLDATASOURCE_H_
#include <mmf/server/mmfdatasource.h>
#include <MultimediaDataSource.h>
#include <DataBufferSource.h>
class CSinkQueueItem;
using multimedia::TBufferingConfig;
/**
@publishedAll
@released
Provides the filename and path of file.
Used by CProgDLMultimediaSource::ConstructL().
*/
class TMMFFileParams
{
public:
/**
Filename and path of file.
*/
TFileName iPath ; // Filename and path of file.
private:
/**
This member is internal and not intended for use.
*/
TInt iReserved1;
};
/**
@internalTechnology
*/
const TUid KFileHandleUid = {0x101FFA19};
const TUid KMMFileSourceUid = {0x101F7DA9};
const TUid KMMFileHandleSourceUid = {0x101F7DAA};
/**
@publishedAll
@released
Provides a pointer to the file handle
Used by CProgDLMultimediaSource::ConstructL().
*/
class TMMFFileHandleParams
{
public:
TMMFFileHandleParams(RFile* aFile) : iUid(KFileHandleUid), iFile(aFile) {}
TMMFFileHandleParams() : iUid(KFileHandleUid) {}
TUid iUid;
/**
Handle of file
*/
RFile* iFile;
private:
/**
This member is internal and not intended for use.
*/
TInt iReserved1;
};
/**
@publishedAll
@released
*/
typedef TPckgBuf<TMMFFileParams> TMMFFileConfig ;
/**
@publishedAll
@released
*/
typedef TPckgBuf<TMMFFileHandleParams> TMMFFileHandleConfig ;
/**
@publishedAll
@released
This details how big the iTransferBufferCopies array of CProgDLMultimediaSource may
become before we start looking to free entries.
*/
const TInt KAcceptableTransferBufferCopiesSize = 5;
/**
@publishedAll
@released
This details how big the iTransferBufferCopies array of CProgDLMultimediaSource may
become before we start looking to free entries.
*/
const TInt KMaximumTransferBufferCopiesSize = 100;
class CProgDLMultimediaSource;
class CProgDLSource : public MDataSource
{
public:
static CProgDLSource* NewL( TUid aType );
~CProgDLSource(void);
// From MDataSource begins
TFourCC SourceDataTypeCode(TMediaId aMediaId) ;
void FillBufferL( CMMFBuffer* aBuffer, MDataSink* aConsumer, TMediaId aMediaId ) ;
void BufferEmptiedL( CMMFBuffer* aBuffer ) ;
TBool CanCreateSourceBuffer() ;
CMMFBuffer* CreateSourceBufferL( TMediaId aMediaId, TBool &aReference ) ;
TInt SourceThreadLogon(MAsyncEventHandler& aEventHandler) ;
void SourceThreadLogoff();
void SourcePrimeL();
void SourcePlayL();
void SourceStopL();
void SourceCustomCommand(TMMFMessage& aMessage);
void ConstructSourceL(const TDesC8 &aInitData);
TUid DataSourceType() const;
TInt SetSourceDataTypeCode(TFourCC aSourceFourCC, TMediaId /*aMediaId*/ );
// From MDataSource ends
void SetMultimediaSource(CProgDLMultimediaSource& aMultimediaSource);
TDesC8& GetInitData();
private:
CProgDLSource(TUid aType);
void ConstructL (void);
private:
//Data
CProgDLMultimediaSource* iMultiMediaSource;
HBufC8* iInitData;
};
#endif