/*

* 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:    

*

*/

// INCLUDE FILES

#include "mccvideosource.h"

#include "mccvideosourceimpl.h"

#include "mmcccodecinformation.h"

#include "mmccinterfacedef.h"

#include "mccvideosourcesinklogs.h"

#include "mccinternaldef.h"

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// CMcpRtpDataSource::NewSourceL

// Static constructor.

// -----------------------------------------------------------------------------

//

MDataSource* CMccVideoSource::NewSourceL( TUid /*aImplementationUid*/, 

                                            const TDesC8& /*aInitData*/ )

    {

    CMccVideoSource* self = new ( ELeave ) CMccVideoSource();

    return static_cast<MDataSource*>( self );

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::ConstructSourceL

// -----------------------------------------------------------------------------

//

void CMccVideoSource::ConstructSourceL( const TDesC8& aInitData )

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::ConstructSourceL" )

	if ( aInitData.Length() > 0 )

	    {

	    __V_SOURCESINK_CONTROLL( "CMccVideoSource::ConstructSourceL, with init data" )

	    TMccVideoSourceSettingBuf settingsBuf;

        settingsBuf.Copy( aInitData );

        TMccVideoSourceSetting& settings = settingsBuf();

        iCameraIndex = settings.iDeviceIndex;

        __V_SOURCESINK_CONTROLL_INT1( 

            "CMccVideoSource::ConstructSourceL, camera index:", iCameraIndex )

	    }

    delete iSourceImpl;

    iSourceImpl = NULL;

    iSourceImpl = CMccVideoSourceImpl::NewL( 

            MCC_ENDPOINT_ID( static_cast<MDataSource*>( this ) ), iMccResources );

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::ConstructSourceL, exit" )

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::CMccVideoSource

// -----------------------------------------------------------------------------

//

CMccVideoSource::CMccVideoSource() :

    CMccDataSource( KMccVideoSourceUid )

    {

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::~CMccVideoSource

// -----------------------------------------------------------------------------

//

CMccVideoSource::~CMccVideoSource()

    {

	delete iSourceImpl;	

	iUsers.ResetAndDestroy();

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::SetCameraHandler

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SetCameraHandler( MMccCameraHandler& aCameraHandler )

	{

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SetCameraHandler" )

    if ( iSourceImpl )

	    {

	   	iSourceImpl->SetCameraHandler( aCameraHandler );

	    }

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::CameraIndex

// -----------------------------------------------------------------------------

//	

TInt CMccVideoSource::CameraIndex() const

    {

    __V_SOURCESINK_CONTROLL_INT1( "CMccVideoSource::CameraIndex, index:", iCameraIndex )   

    return iCameraIndex;

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::SourcePrimeL

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SourcePrimeL()

	{

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourcePrimeL" )

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->SourcePrimeL( MultipleCodecs() );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SourcePlayL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SourcePlayL()

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourcePlayL" )

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

    UpdateCurrentUserL();

	iSourceImpl->SourcePlayL();

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourcePlayL, done" )

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::SourcePauseL()

// 

// Pauses streaming by cancelling timers

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SourcePauseL()

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourcePauseL" )

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->SourcePauseL();

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SourceStopL()

// 

// Stops streaming

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SourceStopL()

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourceStopL" )

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->SourceStopL();

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::SourceDataTypeCode()

// -----------------------------------------------------------------------------

//

TFourCC CMccVideoSource::SourceDataTypeCode( TMediaId aMediaId )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::SourceDataTypeCode" )

    if ( iSourceImpl )

	    {

	  	return iSourceImpl->SourceDataTypeCode( aMediaId );

	    }

    else

	    {

	    return TFourCC( KMMFFourCCCodeNULL );

	    }

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SetSourceDataTypeCode()

// -----------------------------------------------------------------------------

//

TInt CMccVideoSource::SetSourceDataTypeCode( 

    TFourCC aCodec, 

    TMediaId aMediaId )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::SetSourceDataTypeCode" )

    if ( iSourceImpl )

	    {

	   	return iSourceImpl->SetSourceDataTypeCode( aCodec, aMediaId );	

	    }

    else

	    {

	    __V_SOURCESINK_CONTROLL("CMccVideoSource::SetSourceDataTypeCode, \

iSourceImpl=NULL")

	    return KErrArgument;	

	    }

	}	

// -----------------------------------------------------------------------------

// CMccVideoSource::BufferEmptiedL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::BufferEmptiedL( CMMFBuffer* /*aBuffer*/ )

	{

    __V_SOURCESINK_MEDIA( "CMccVideoSource::BufferEmptiedL" )

    __ASSERT_ALWAYS( EFalse, User::Leave( KErrNotSupported ) );	

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::CanCreateSourceBuffer()

// -----------------------------------------------------------------------------

//

TBool CMccVideoSource::CanCreateSourceBuffer()

	{

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::CanCreateSourceBuffer, ETrue" )	

	return EFalse;

	}	

// -----------------------------------------------------------------------------

// CMccVideoSource::CreateSourceBufferL()

// -----------------------------------------------------------------------------

//

CMMFBuffer* CMccVideoSource::CreateSourceBufferL( 

	TMediaId aMediaId, 

    TBool& aReference )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::CreateSourceBufferL" )	

	return iSourceImpl->CreateSourceBufferL( aMediaId, aReference );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SourceThreadLogon()

// -----------------------------------------------------------------------------

//

TInt CMccVideoSource::SourceThreadLogon( MAsyncEventHandler& aEventHandler )

	{

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourceThreadLogon" )	

    TInt err( KErrNotReady );

    if ( iSourceImpl )

        {

        err = iSourceImpl->SourceThreadLogon( aEventHandler );

        }

    if ( !err )

        {

        iSourceImpl->SetResources( iMccResources );

        }

    return err; 

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SourceThreadLogoff()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SourceThreadLogoff()

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::SourceThreadLogoff" )

    if ( iSourceImpl )

        {

        iSourceImpl->SourceThreadLogoff();

        TRAP_IGNORE( iSourceImpl->SourceStopL() );

        delete iSourceImpl;

        iSourceImpl = NULL;

        }

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::FillBufferL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::FillBufferL( CMMFBuffer* aBuffer,

                  MDataSink* aConsumer,

                  TMediaId aMediaId )

	{

	__V_SOURCESINK_MEDIA( "CMccVideoSource::FillBufferL" )		

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->FillBufferL( aBuffer, aConsumer, aMediaId );

	}	

// -----------------------------------------------------------------------------

// CMccVideoSource::NegotiateSourceL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::NegotiateSourceL( MDataSink& /*aDataSink*/ )

	{

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::NegotiateSourceL" ) 				

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::RateAdaptationRequest

// -----------------------------------------------------------------------------

//     

TInt CMccVideoSource::RateAdaptationRequest( const TMccEvent& aInputData, 

    										TMccEvent& aOutputData )

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::RateAdaptationRequest" )

    if ( iSourceImpl )

    	{                   

    	return iSourceImpl->RateAdaptationRequest( aInputData, aOutputData );

    	}

    return KErrNotSupported;

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::SetVideoCodecL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SetVideoCodecL( const TMccCodecInfo& aVideoCodec )

	{

	__V_SOURCESINK_CONTROLL_STR8( 

	    "CMccVideoSource::SetVideoCodecL, sdpname:", aVideoCodec.iSdpName ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

    TMccVideoSourceUser* user = 

        MccUserArray<TMccVideoSourceUser>::FindUserEntryForCurrent( iUsers, iCurrentUser );

    if ( user )

        {

        user->iCodecInfo = aVideoCodec;

        }

    iSourceImpl->SetVideoCodecL( aVideoCodec );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::GetVideoCodecL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::GetVideoCodecL( TMccCodecInfo& aVideoCodec )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::GetVideoCodecL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->GetVideoCodecL( aVideoCodec );	

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::GetSupportedVideoCodecsL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::GetSupportedVideoCodecsL( RArray<TFourCC>& aVideoTypes )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::GetSupportedVideoCodecsL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->GetSupportedVideoCodecsL( aVideoTypes );		

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SetAudioCodecL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SetAudioCodecL( const TMccCodecInfo& aAudioCodec )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::SetAudioCodecL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->SetAudioCodecL( aAudioCodec );			

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::GetAudioCodecL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::GetAudioCodecL( TMccCodecInfo& aAudioCodec )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::GetAudioCodecL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->GetAudioCodecL( aAudioCodec );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::GetSupportedAudioCodecsL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::GetSupportedAudioCodecsL( RArray<TFourCC>& aAudioTypes )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::GetSupportedAudioCodecsL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->GetSupportedAudioCodecsL( aAudioTypes );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SetAudioEnabledL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SetAudioEnabledL( TBool aEnabled )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::SetAudioEnabledL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->SetAudioEnabledL( aEnabled );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::AudioEnabledL()

// -----------------------------------------------------------------------------

//

TBool CMccVideoSource::AudioEnabledL() const

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::AudioEnabledL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	return iSourceImpl->AudioEnabledL();

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::SetGainL()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SetGainL( TInt aGain )

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::SetGainL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	iSourceImpl->SetGainL( aGain );

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::GainL()

// -----------------------------------------------------------------------------

//

TInt CMccVideoSource::GainL() const

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::GainL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	return iSourceImpl->GainL();

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::MaxGainL()

// -----------------------------------------------------------------------------

//

TInt CMccVideoSource::MaxGainL() const

	{

	__V_SOURCESINK_CONTROLL( "CMccVideoSource::MaxGainL" ) 				

    __ASSERT_ALWAYS( iSourceImpl, User::Leave( KErrArgument ) );

	return iSourceImpl->MaxGainL();

	}

// -----------------------------------------------------------------------------

// CMccVideoSource::AddUser()

// -----------------------------------------------------------------------------

//

TInt CMccVideoSource::AddUser( MAsyncEventHandler* aUser )

    {

    __V_SOURCESINK_CONTROLL_INT1( 

        "CMccVideoSource::AddUser, user:", reinterpret_cast<TInt>( aUser ) )

    TInt retVal( KErrNone );

    TMccVideoSourceUser* userEntry = 

        MccUserArray<TMccVideoSourceUser>::FindUserEntryForCurrent( iUsers, aUser );

    if ( !userEntry )

        {

        TRAP( retVal, AddUserL( aUser ) );

        }

    return retVal;

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::RemoveUser()

// -----------------------------------------------------------------------------

//        

void CMccVideoSource::RemoveUser( MAsyncEventHandler* aUser )

    {

    __V_SOURCESINK_CONTROLL_INT1( 

        "CMccVideoSource::RemoveUser, user:", reinterpret_cast<TInt>( aUser ) )

    MccUserArray<TMccVideoSourceUser>::RemoveCurrentUser( iUsers, aUser );

    if ( aUser == iCurrentUser )

        {

        if ( iUsers.Count() > 0 )

            {

            iCurrentUser = iUsers[ 0 ]->iEventHandler;

            TRAP_IGNORE( UpdateCurrentUserL() )

            }

        iCurrentUser = NULL;

        }

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::SetCurrentUser()

// -----------------------------------------------------------------------------

//

void CMccVideoSource::SetCurrentUser( MAsyncEventHandler* aUser )

    {

    iCurrentUser = aUser;

    }

// -----------------------------------------------------------------------------

// CMccVideoSource::UpdateL()

// -----------------------------------------------------------------------------

//	

void CMccVideoSource::UpdateL( const TDesC8& aVal )

    {

    __V_SOURCESINK_CONTROLL( "CMccVideoSource::UpdateL" ) 				

    // Only device index is used atm

    TMccVideoSourceSettingBuf settingsBuf;

    settingsBuf.Copy( aVal );

    TMccVideoSourceSetting& settings = settingsBuf();

    __V_SOURCESINK_CONTROLL_INT1( "CMccVideoSource::UpdateL, current camera index:", 

                                  iCameraIndex ) 	

    __V_SOURCESINK_CONTROLL_INT1( "CMccVideoSource::UpdateL, new camera index:", 

                                  settings.iDeviceIndex )

    // If recorder is using the camera, camera index cannot be changed       

    if ( iSourceImpl && !iSourceImpl->IsStopped() )

        {

        __ASSERT_ALWAYS( iCameraIndex == settings.iDeviceIndex, 

                         User::Leave( KErrInUse ) );