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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtCore/qvariant.h>
#include <QtCore/qdebug.h>

#include "avfcameraservice.h"
#include "avfcameracontrol.h"
#include "avfcamerasession.h"
#include "avfvideodevicecontrol.h"
#include "avfaudioinputselectorcontrol.h"
#include "avfcamerametadatacontrol.h"
#include "avfmediarecordercontrol.h"
#include "avfimagecapturecontrol.h"
#include "avfvideorenderercontrol.h"
#include "avfmediarecordercontrol.h"
#include "avfimagecapturecontrol.h"

#include <private/qmediaplaylistnavigator_p.h>
#include <qmediaplaylist.h>

QT_USE_NAMESPACE

AVFCameraService::AVFCameraService(QObject *parent):
    QMediaService(parent),
    m_videoOutput(0)
{
    m_session = new AVFCameraSession(this);
    m_cameraControl = new AVFCameraControl(this);
    m_videoDeviceControl = new AVFVideoDeviceControl(this);
    m_audioInputSelectorControl = new AVFAudioInputSelectorControl(this);

    m_metaDataControl = new AVFCameraMetaDataControl(this);
    m_recorderControl = new AVFMediaRecorderControl(this);
    m_imageCaptureControl = new AVFImageCaptureControl(this);
}

AVFCameraService::~AVFCameraService()
{
    m_cameraControl->setState(QCamera::UnloadedState);

    if (m_videoOutput) {
        m_session->setVideoOutput(0);
        delete m_videoOutput;
        m_videoOutput = 0;
    }

    //delete controls before session,
    //so they have a chance to do deinitialization
    delete m_imageCaptureControl;
    //delete m_recorderControl;
    delete m_metaDataControl;
    delete m_cameraControl;

    delete m_session;
}

QMediaControl *AVFCameraService::requestControl(const char *name)
{
    if (qstrcmp(name, QCameraControl_iid) == 0)
        return m_cameraControl;

    if (qstrcmp(name, QVideoDeviceSelectorControl_iid) == 0)
        return m_videoDeviceControl;

    if (qstrcmp(name, QAudioInputSelectorControl_iid) == 0)
        return m_audioInputSelectorControl;

    //metadata support is not implemented yet
    //if (qstrcmp(name, QMetaDataWriterControl_iid) == 0)
    //    return m_metaDataControl;

    if (qstrcmp(name, QMediaRecorderControl_iid) == 0)
        return m_recorderControl;

    if (qstrcmp(name, QCameraImageCaptureControl_iid) == 0)
        return m_imageCaptureControl;

    if (!m_videoOutput) {
        if (qstrcmp(name, QVideoRendererControl_iid) == 0)
            m_videoOutput = new AVFVideoRendererControl(this);

        if (m_videoOutput) {
            m_session->setVideoOutput(m_videoOutput);
            return m_videoOutput;
        }
    }

    return 0;
}

void AVFCameraService::releaseControl(QMediaControl *control)
{
    if (m_videoOutput == control) {
        m_videoOutput = 0;
        m_session->setVideoOutput(0);
        delete control;
    }
}

#include "moc_avfcameraservice.cpp"