/*

* 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 creating camera players.

*

*/

//  INCLUDE FILES

#include <e32std.h>

#include <jdebug.h>

#include "cmmacameraplayerfactory.h"

#include "cmmacameraplayer.h"

#include "cmmavideocontrol.h"

#include "cmmavideorecordcontrol.h"

#include "cmmastoptimecontrol.h"

#include "cmmaplayerproperties.h"

#include "cmmammfresolver.h"

_LIT(KDefaultVideo, "video");

//is the main camera

_LIT(KDevcamZero,  "devcam0");

// the secondary camera

_LIT(KDevcamOne,  "devcam1");

_LIT(KEncodingProperty, "encoding");

_LIT(KVideoMp4MimeType, "video/mp4");

_LIT(KVideoH264MimeType, "video/H264");

CMMACameraPlayerFactory* CMMACameraPlayerFactory::NewLC()

{

    CMMACameraPlayerFactory* pFactory =

        new(ELeave) CMMACameraPlayerFactory();

    CleanupStack::PushL(pFactory);

    return pFactory;

}

CMMACameraPlayerFactory::CMMACameraPlayerFactory()

{

}

CMMACameraPlayerFactory::~CMMACameraPlayerFactory()

{

    delete iAudioSettings;

}

CMMAPlayer* CMMACameraPlayerFactory::CreatePlayerL(

    CMMAMMFResolver* aResolver)

{

    DEBUG("MMA::CMMACameraPlayerFactory::CreatePlayerL( aResolver )+");

    CMMACameraPlayer* player = CMMACameraPlayer::NewLC(iCameraIndex);

    /* Add VideoControl */

    CMMAVideoControl* videoControl = new(ELeave)CMMAVideoControl(player);

    CleanupStack::PushL(videoControl);

    player->AddControlL(videoControl);

    CleanupStack::Pop(videoControl);

    /* Add RecordControl */

    CMMAVideoRecordControl* videoRecordControl =

        CMMAVideoRecordControl::NewL(player,

                                     aResolver,

                                     iVideoSettings,

                                     iAudioSettings,

                                     player->CameraHandle());

    CleanupStack::PushL(videoRecordControl);

    player->AddControlL(videoRecordControl);

    // ownership transfered to player

    CleanupStack::Pop(videoRecordControl);

    // With record control view finder can't be stopped,

    // because it can not be restarted.

    player->SetViewFinderMode(EFalse);

    CleanupStack::Pop(player);

    return player;

}

void CMMACameraPlayerFactory::MediaIdsL(RArray<TUid>& aMediaIds)

{

    CleanupClosePushL(aMediaIds);

    User::LeaveIfError(aMediaIds.Append(KUidMediaTypeVideo));

    CleanupStack::Pop();

}

void CMMACameraPlayerFactory::PreparePluginSelectionParametersL(

    CMMAMMFResolver* aResolver,

    CMMFFormatSelectionParameters* aFormatSelection)

{

    // We are creating record type player

    aResolver->SetRequiredRecordFormatSupportL(*aFormatSelection);

}

CMMAPlayer* CMMACameraPlayerFactory::CreatePlayerL(const TDesC&)

{

    // record player cannot be created from conten-type, since this is used only

    // when we have also data

    return NULL;

}

CMMAPlayer* CMMACameraPlayerFactory::CreatePlayerL(const TDesC8&)

{

    // record player cannot be created with header data

    return NULL;

}

CMMAPlayer* CMMACameraPlayerFactory::CreatePlayerL(

    const TDesC& aProtocol,

    const TDesC& aMiddlePart,

    const TDesC& aParameters)

{

    DEBUG_STR("MMA::CMMACameraPlayerFactory::CreatePlayerL aParameters = %S", aParameters);

    // check that locator is capture:://audio

    if (aProtocol != KMMACaptureProtocol)

    {

        return NULL;

    }

    iCameraIndex = KErrNotFound;

    // If the device supports multiple cameras then "capture://devcam0" is the

    // main camera pointing outwards from the user. "capture://devcam1" is the

    // secondary camera pointing e.g. towards the user. "capture://video" is

    // the default camera locator pointing to the same camera as "devcam0"

    if ((aMiddlePart == KDefaultVideo) ||

            (aMiddlePart == KDevcamZero))

    {

        // First camera

        iCameraIndex = 0;

    }

    else if (aMiddlePart == KDevcamOne)

    {

        // Second camera.

        iCameraIndex = 1;

    }

    else

    {

        // not supported type

        return NULL;

    }

    CMMAAudioSettings* audioSettings = new(ELeave) CMMAAudioSettings;

    audioSettings->iDataType = KMMFFourCCCodeNULL;

    delete iAudioSettings;

    iAudioSettings = audioSettings;

    if (aParameters.Length() == 0)

    {

        // getting defaults from validator

        iVideoSettings = TMMAParameterValidator::ValidateVideoPropertiesL(aParameters);

    }

    else

    {

        // we accept either video or mixed parameters, so properties must contain encoding 2 times for mixed and

        // 1 time for video.

        // making tmp des without first "encoding"

        TInt lengthWithoutEncoding = aParameters.Length() - KEncodingProperty().Length();

        if (lengthWithoutEncoding < 0)

        {

            User::Leave(KErrArgument);

        }

        TPtrC tmp = aParameters.Right(lengthWithoutEncoding);

        // finding second "encoding"

        TInt videoPropertiesStartPos = tmp.Find(KEncodingProperty);

        if (videoPropertiesStartPos == KErrNotFound)

        {

            // there is not another encoding, so assuming that there is only video parameters

            iVideoSettings = TMMAParameterValidator::ValidateVideoPropertiesL(aParameters);

        }

        else

        {

            // there is mixed parameters

            videoPropertiesStartPos += KEncodingProperty().Length();

            // skipping '&' char

            TPtrC audioProperties = aParameters.Left(videoPropertiesStartPos - 1);

            TPtrC videoProperties = aParameters.Mid(videoPropertiesStartPos);

            iVideoSettings = TMMAParameterValidator::ValidateVideoPropertiesL(videoProperties);

            CMMAAudioSettings* audioSettings = TMMAParameterValidator::ValidateAudioPropertiesL(audioProperties);

            delete iAudioSettings;

            iAudioSettings = audioSettings;

        }

    }

    // if wanted video capture encoding is H264, we must create player with video/mp4

    // because mmf doesn't have controller for H264

    if (iVideoSettings.iEncoding.Compare(KVideoH264MimeType) == 0)

    {

        return CMMAMMFPlayerFactory::CreatePlayerL(KVideoMp4MimeType);

    }

    // Find controller with content-type

    return CMMAMMFPlayerFactory::CreatePlayerL(iVideoSettings.iEncoding);

}

void CMMACameraPlayerFactory::GetSupportedProtocolsL(

    const TDesC& aContentType,

    CDesC16Array& aProtocolArray)

{

    if (IsSupportedContentTypeL(aContentType))

    {

        aProtocolArray.AppendL(KMMACaptureProtocol);

    }

}

//  END OF FILE