/*

* Copyright (c) 2002-2007 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:  This class is used for playing sounds

*

*/

//  INCLUDE FILES

#include <mmf/server/mmfdes.h>

#include <AudioPreference.h>

#include <jdebug.h>

#include "cmmammfplayerbase.h"

#include "cmmammfresolver.h"

CMMAMMFPlayerBase::~CMMAMMFPlayerBase()

{

    // First delete the control and then close the controller

    // Added after AudioOutputControl

    DeleteControls();

    if (iControllerInfos)

    {

        iControllerInfos->ResetAndDestroy();

    }

    delete iControllerInfos;

    if (iEventMonitor)

    {

        iEventMonitor->Cancel();

    }

    iController.Close();

    delete iEventMonitor;

    delete iFileName;

}

CMMAMMFPlayerBase::CMMAMMFPlayerBase(

    CMMAMMFResolver* aResolver) :

        iMediaTime(KTimeUnknown), iStartedEventTime(0)

{

    // implementation array ownership is transferred

    iControllerInfos = aResolver->ImplementationsOwnership();

    // content type ownership is transferred

    iContentType = aResolver->ContentTypeOwnership();

    // file name ownership is transferred

    iFileName = aResolver->FileNameOwnership();

}

void CMMAMMFPlayerBase::ConstructL()

{

    CMMAPlayer::ConstructL();

    // Create an event monitor

    iEventMonitor =

        CMMFControllerEventMonitor::NewL(*this, iController);

}

EXPORT_C RMMFController& CMMAMMFPlayerBase::Controller()

{

    return iController;

}

EXPORT_C TInt CMMAMMFPlayerBase::DoOpen(TUid aSourceUid,

                                        const TDesC8& aSourceData,

                                        TUid aSinkUid,

                                        const TDesC8& aSinkData,

                                        TMMFPrioritySettings aPrioritySettings)

{

    // Make sure any existing controller is closed.

    iEventMonitor->Cancel();

    iController.Close();

    // Try opening and configuring each controller in turn

    TInt error = KErrNotSupported;

    TInt index = 0;

    // Try controllers until found a good controller or out of list

    while ((error != KErrNone) &&

            (index < iControllerInfos->Count()))

    {

        // Open the controller

        error = iController.Open((*iControllerInfos)[ index ]->Uid(),

                                 aPrioritySettings, ETrue);

        // If the controller was opened without error, start receiving events from it.

        if (!error)

        {

            iEventMonitor->Start();

            // Add the data source to the controller.

            error = iController.AddDataSource(aSourceUid, aSourceData);

        }

        // Add the data sink

        if (!error)

        {

            error = iController.AddDataSink(aSinkUid, aSinkData);

        }

        // If an error occurred in any of the above, close the controller.

        if (error)

        {

            iEventMonitor->Cancel();

            iController.Close();

        }

        index++;

    }

    return error;

}

TBool CMMAMMFPlayerBase::IsFilePlayer()

{

    if (iFileName != NULL)

    {

        return ETrue;

    }

    return EFalse;

}

void CMMAMMFPlayerBase::StartL()

{

    iMediaTime = KTimeUnknown;

    User::LeaveIfError(iController.Play());

    // inform java side

    PostLongEvent(CMMAPlayerEvent::EStarted, iStartedEventTime);

    ChangeState(EStarted);

    PostActionCompleted(KErrNone);   // java start return

}

void CMMAMMFPlayerBase::StopL(TBool aPostEvent)

{

    if (iState == EStarted)

    {

        TInt64 time;

        GetMediaTime(&time);

        iStartedEventTime = time;

        TInt err = KErrNone;

        // AAC controller does not support multiple

        // calls to pause but leave with KErrNotReady.

        // That error is dismissed as player should

        // be paused already in that case.

        if (time == 0)

        {

            DEBUG("CMMAMMFPlayerBase::StopL: Position is zero, stopping");

            // Normally pause would be called, but if

            // current time is zero, Stop is called instead.

            // This is done because video playback breaks

            // if pause is called between events

            // KMMFEventCategoryVideoLoadingStarted and

            // KMMFEventCategoryVideoLoadingCompleted

            // (no wurther events are delivered altough

            // playback continues fine).

            // However calling Stop is tolerated in that

            // situation.

            err = iController.Stop();

            if (err == KErrNone)

            {

                err = iController.Prime();

            }

        }

        else

        {

            DEBUG("CMMAMMFPlayerBase::StopL: Position not zero, pausing");

            err = iController.Pause();

        }

        if ((err != KErrNone) && (err != KErrNotReady))

        {

            DEBUG_INT("CMMAMMFPlayerBase::StopL: pause/stop failed %d, leaving", err);

            User::Leave(err);

        }

        if (aPostEvent)

        {

            PostLongEvent(CMMAPlayerEvent::EStopped, time);

        }

        // go back to prefetched state

        ChangeState(EPrefetched);

    }

}

void CMMAMMFPlayerBase::DeallocateL()

{

    if (iState == EPrefetched)

    {

        // release all resources

        if (iEventMonitor)

        {

            iEventMonitor->Cancel();

        }

        // Change state first to enable AMMS to delete Effect API classes

        ChangeState(ERealized);

        iController.Stop();

        ResetSourceStreams();

    }

}

EXPORT_C void CMMAMMFPlayerBase::GetDuration(TInt64* aDuration)

{

    DEBUG("CMMAMMFPlayerBase::GetDuration ");

    if (iDuration == KTimeUnknown)

    {

        DEBUG("CMMAMMFPlayerBase::GetDuration Time unknown ");

        TTimeIntervalMicroSeconds duration;

        TInt err = iController.GetDuration(duration);

        if (!err)

        {

            iDuration = duration.Int64();

        }

    }

    *aDuration = iDuration;

    DEBUG("CMMAMMFPlayerBase::GetDuration - ");

}

void CMMAMMFPlayerBase::SetMediaTimeL(TInt64* aTime)

{

    DEBUG("CMMAMMFPlayerBase::SetMediaTimeL");

    // Negative values are not checked here

    // because it's done already in Java side.

    // Get clip duration

    TTimeIntervalMicroSeconds duration;

    User::LeaveIfError(iController.GetDuration(duration));

    DEBUG_INT("CMMAMMFPlayerBase::SetMediaTimeL iController.GetDuration=%d", duration.Int64());

    TTimeIntervalMicroSeconds position;

    // If the desired media time is beyond the duration,

    // the time is set to the end of the media.

    if (*aTime > duration.Int64())

    {

        position = duration;

    }

    else

    {

        position = *aTime;

    }

    TBool paused = EFalse;

    TInt err = KErrNone;

    if (iState == EStarted)

    {

        paused = ETrue;

        User::LeaveIfError(err = iController.Pause());

        DEBUG_INT("CMMAMMFPlayerBase::SetMediaTimeL after iController.Pause = %d", err);

    }

    if (err == KErrNone)

    {

        // The controller must be in the PRIMED or PLAYING state

        User::LeaveIfError(err = iController.SetPosition(position));

        DEBUG_INT("CMMAMMFPlayerBase::SetMediaTimeL iController.SetPosition() = %d", err);

    }

    // Reset cached media time, because actual set position may be

    // something else than aTime.

    iMediaTime = KTimeUnknown;

    // Inform about the position change to the StateListeners

    ChangeState(iState);

    // Get the actual media time

    GetMediaTime(aTime);

    iStartedEventTime = iMediaTime;

    if (err == KErrNone)

    {

        if (paused == (TBool)ETrue)

        {

            User::LeaveIfError(err = iController.Play());

            DEBUG_INT("CMMAMMFPlayerBase::SetMediaTimeL iController.Play() = %d", err);

        }

    }

    if (err != KErrNone)

    {

        User::Leave(err);

    }

}

void CMMAMMFPlayerBase::GetMediaTime(TInt64* aMediaTime)

{

    DEBUG("CMMAMMFPlayerBase::GetMediaTime +");

    TTimeIntervalMicroSeconds position(0);

    if (iMediaTime == KTimeUnknown || iState == EStarted)

    {

        // The controller must be in the PRIMED or PLAYING state

        TInt error(iController.GetPosition(position));

        if (error == KErrNone)

        {

            TInt64 newTime = position.Int64();

            DEBUG_INT("CMMAMMFPlayerBase::GetMediaTime iController.GetPosition : %d", newTime);

            // Sanity check for media time going backwards or beyond the

            // duration.

            // Some native controls may return zero media time for

            // a few moments just before playback will complete.

            if (newTime < iMediaTime ||

                    (iDuration > 0 && newTime > iDuration))

            {

                DEBUG("CMMAMMFPlayerBase::GetMediaTime.GetDuration ");

                GetDuration(&iMediaTime);

            }

            else

            {

                DEBUG("CMMAMMFPlayerBase::GetMediaTime.else ");

                // set return value

                iMediaTime = newTime;

            }

        }

        else

        {

            DEBUG_INT("CMMAMMFPlayerBase::GetMediaTime: error=%d, returning TIME_UNKNOWN", error);

            // cannot get media time

            iMediaTime = KTimeUnknown;

        }

    }

    *aMediaTime = iMediaTime;

    DEBUG_INT("CMMAMMFPlayerBase::GetMediaTime - %d", *aMediaTime);

}

void CMMAMMFPlayerBase::CloseL()

{

    CMMAPlayer::CloseL();

    if (iEventMonitor)

    {

        iEventMonitor->Cancel();

    }

    // First delete the control and then close the controller

    // Added after AudioOutputControl

    iController.Stop();

    delete iEventMonitor;

    iEventMonitor = NULL;

}

void CMMAMMFPlayerBase::HandleEvent(const TMMFEvent& /*aEvent*/)

{

    // empty implementation

}

//  END OF FILE