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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.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef AVFCAMERASESSION_H
+#define AVFCAMERASESSION_H
+
+#include <QtCore/qmutex.h>
+#include <QtMultimedia/qcamera.h>
+
+#import <AVFoundation/AVFoundation.h>
+
+QT_BEGIN_NAMESPACE
+
+class AVFCameraControl;
+class AVFCameraService;
+class AVFVideoRendererControl;
+@class AVFCameraSessionObserver;
+
+class AVFCameraSession : public QObject
+{
+ Q_OBJECT
+public:
+ AVFCameraSession(AVFCameraService *service, QObject *parent = 0);
+ ~AVFCameraSession();
+
+ void setVideoOutput(AVFVideoRendererControl *output);
+ AVCaptureSession *captureSession() const { return m_captureSession; }
+
+ QCamera::State state() const;
+ QCamera::State requestedState() const { return m_state; }
+ bool isActive() const { return m_active; }
+
+public Q_SLOTS:
+ void setState(QCamera::State state);
+
+ void processRuntimeError();
+ void processSessionStarted();
+ void processSessionStopped();
+
+Q_SIGNALS:
+ void readyToConfigureConnections();
+ void stateChanged(QCamera::State newState);
+ void activeChanged(bool);
+ void error(int error, const QString &errorString);
+
+private:
+ void attachInputDevices();
+
+ AVFCameraService *m_service;
+ AVFVideoRendererControl *m_videoOutput;
+
+ QCamera::State m_state;
+ bool m_active;
+
+ AVCaptureSession *m_captureSession;
+ AVCaptureDeviceInput *m_videoInput;
+ AVCaptureDeviceInput *m_audioInput;
+ AVFCameraSessionObserver *m_observer;
+};
+
+QT_END_NAMESPACE
+
+#endif