avfcameraservice_p.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef AVFCAMERASERVICE_H
#define AVFCAMERASERVICE_H
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
 
#include <QtMultimedia/private/qplatformmediacapture_p.h>
#include <QtCore/qobject.h>
#include <QtCore/qset.h>
 
#import <AVFoundation/AVFoundation.h>
 
QT_BEGIN_NAMESPACE
class QPlatformCamera;
class QPlatformMediaRecorder;
class AVFCamera;
class AVFImageCapture;
class AVFCameraSession;
class AVFMediaEncoder;
 
class AVFCameraService : public QPlatformMediaCaptureSession
{
    Q_OBJECT
public:
    AVFCameraService();
    ~AVFCameraService() override;
 
    QPlatformCamera *camera() override;
    void setCamera(QPlatformCamera *camera) override;
 
    QPlatformImageCapture *imageCapture() override;
    void setImageCapture(QPlatformImageCapture *imageCapture) override;
 
    QPlatformMediaRecorder *mediaRecorder() override;
    void setMediaRecorder(QPlatformMediaRecorder *recorder) override;
 
    void setAudioInput(QPlatformAudioInput *) override;
    void setAudioOutput(QPlatformAudioOutput *) override;
 
    void setVideoPreview(QVideoSink *sink) override;
 
    AVFCameraSession *session() const { return m_session; }
    AVFCamera *avfCameraControl() const { return m_cameraControl; }
    AVFMediaEncoder *recorderControl() const { return m_encoder; }
    AVFImageCapture *avfImageCaptureControl() const { return m_imageCaptureControl; }
 
    QPlatformAudioInput *audioInput() { return m_audioInput; }
    QPlatformAudioOutput *audioOutput() { return m_audioOutput; }
 
public Q_SLOTS:
    void audioInputDestroyed() { setAudioInput(nullptr); }
    void audioInputChanged();
    void audioOutputDestroyed() { setAudioOutput(nullptr); }
    void audioOutputChanged();
 
    void setAudioInputMuted(bool muted);
    void setAudioInputVolume(float volume);
    void setAudioOutputMuted(bool muted);
    void setAudioOutputVolume(float volume);
 
private:
    QPlatformAudioInput *m_audioInput = nullptr;
    QPlatformAudioOutput *m_audioOutput = nullptr;
 
    AVFCameraSession *m_session = nullptr;
    AVFCamera *m_cameraControl = nullptr;
    AVFMediaEncoder *m_encoder = nullptr;
    AVFImageCapture *m_imageCaptureControl = nullptr;
};
 
QT_END_NAMESPACE
 
#endif