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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef AVFVIDEOENCODERSETTINGSCONTROL_H
#define AVFVIDEOENCODERSETTINGSCONTROL_H
#include <qvideoencodersettingscontrol.h>
#include "avfcamerautility.h"
#import <AVFoundation/AVFoundation.h>
@class NSDictionary;
QT_BEGIN_NAMESPACE
class AVFCameraService;
class AVFVideoEncoderSettingsControl : public QVideoEncoderSettingsControl
{
Q_OBJECT
public:
explicit AVFVideoEncoderSettingsControl(AVFCameraService *service);
QList<QSize> supportedResolutions(const QVideoEncoderSettings &requestedVideoSettings,
bool *continuous = 0) const Q_DECL_OVERRIDE;
QList<qreal> supportedFrameRates(const QVideoEncoderSettings &requestedVideoSettings,
bool *continuous = 0) const Q_DECL_OVERRIDE;
QStringList supportedVideoCodecs() const Q_DECL_OVERRIDE;
QString videoCodecDescription(const QString &codecName) const Q_DECL_OVERRIDE;
QVideoEncoderSettings videoSettings() const Q_DECL_OVERRIDE;
void setVideoSettings(const QVideoEncoderSettings &requestedVideoSettings) Q_DECL_OVERRIDE;
NSDictionary *applySettings(AVCaptureConnection *connection);
void unapplySettings(AVCaptureConnection *connection);
private:
AVFCameraService *m_service;
QVideoEncoderSettings m_requestedSettings;
QVideoEncoderSettings m_actualSettings;
AVCaptureDeviceFormat *m_restoreFormat;
AVFPSRange m_restoreFps;
};
QT_END_NAMESPACE
#endif // AVFVIDEOENCODERSETTINGSCONTROL_H
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