qandroidcamera_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 QANDROIDCAMERACONTROL_H
#define QANDROIDCAMERACONTROL_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 <private/qplatformcamera_p.h>
 
#include <qmap.h>
 
QT_BEGIN_NAMESPACE
 
class QAndroidCameraSession;
class QAndroidCameraVideoRendererControl;
class QAndroidMediaCaptureSession;
 
class QAndroidCamera : public QPlatformCamera
{
    Q_OBJECT
public:
    explicit QAndroidCamera(QCamera *camera);
    virtual ~QAndroidCamera();
 
    bool isActive() const override;
    void setActive(bool active) override;
 
    void setCamera(const QCameraDevice &camera) override;
    bool setCameraFormat(const QCameraFormat &format) override;
 
    void setCaptureSession(QPlatformMediaCaptureSession *session) override;
 
    void setFocusMode(QCamera::FocusMode mode) override;
    bool isFocusModeSupported(QCamera::FocusMode mode) const override;
 
    void zoomTo(float factor, float rate) override;
 
    void setFlashMode(QCamera::FlashMode mode) override;
    bool isFlashModeSupported(QCamera::FlashMode mode) const override;
    bool isFlashReady() const override;
 
    void setTorchMode(QCamera::TorchMode mode) override;
    bool isTorchModeSupported(QCamera::TorchMode mode) const override;
 
    void setExposureMode(QCamera::ExposureMode mode) override;
    bool isExposureModeSupported(QCamera::ExposureMode mode) const override;
 
    void setExposureCompensation(float bias) override;
 
    bool isWhiteBalanceModeSupported(QCamera::WhiteBalanceMode mode) const override;
    void setWhiteBalanceMode(QCamera::WhiteBalanceMode mode) override;
 
private Q_SLOTS:
    void onCameraOpened();
    void setCameraFocusArea();
 
private:
    void reactivateCameraSession();
 
    QAndroidCameraSession *m_cameraSession = nullptr;
    QAndroidMediaCaptureSession *m_service = nullptr;
 
    QList<QCamera::FocusMode> m_supportedFocusModes;
    bool m_continuousPictureFocusSupported = false;
    bool m_continuousVideoFocusSupported = false;
    bool m_focusPointSupported = false;
 
    QList<int> m_zoomRatios;
 
    QList<QCamera::ExposureMode> m_supportedExposureModes;
    int m_minExposureCompensationIndex;
    int m_maxExposureCompensationIndex;
    qreal m_exposureCompensationStep;
 
    bool isFlashSupported = false;
    bool isFlashAutoSupported = false;
    bool isTorchSupported = false;
    bool isPendingSetActive = false;
    QCameraDevice m_cameraDev;
 
    QMap<QCamera::WhiteBalanceMode, QString> m_supportedWhiteBalanceModes;
    QCameraFormat m_cameraFormat;
};
 
 
QT_END_NAMESPACE
 
#endif // QANDROIDCAMERACONTROL_H