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| |
| #ifndef QCAMERAEXPOSURE_H |
| #define QCAMERAEXPOSURE_H |
| |
| #include <QtMultimedia/qmediaobject.h> |
| #include <QtMultimedia/qmediaenumdebug.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class QCamera; |
| class QCameraExposurePrivate; |
| |
| class Q_MULTIMEDIA_EXPORT QCameraExposure : public QObject |
| { |
| Q_OBJECT |
| Q_PROPERTY(qreal aperture READ aperture NOTIFY apertureChanged) |
| Q_PROPERTY(qreal shutterSpeed READ shutterSpeed NOTIFY shutterSpeedChanged) |
| Q_PROPERTY(int isoSensitivity READ isoSensitivity NOTIFY isoSensitivityChanged) |
| Q_PROPERTY(qreal exposureCompensation READ exposureCompensation WRITE setExposureCompensation NOTIFY exposureCompensationChanged) |
| Q_PROPERTY(bool flashReady READ isFlashReady NOTIFY flashReady) |
| Q_PROPERTY(QCameraExposure::FlashModes flashMode READ flashMode WRITE setFlashMode) |
| Q_PROPERTY(QCameraExposure::ExposureMode exposureMode READ exposureMode WRITE setExposureMode) |
| Q_PROPERTY(QCameraExposure::MeteringMode meteringMode READ meteringMode WRITE setMeteringMode) |
| |
| Q_ENUMS(FlashMode) |
| Q_ENUMS(ExposureMode) |
| Q_ENUMS(MeteringMode) |
| public: |
| enum FlashMode { |
| FlashAuto = 0x1, |
| FlashOff = 0x2, |
| FlashOn = 0x4, |
| FlashRedEyeReduction = 0x8, |
| FlashFill = 0x10, |
| FlashTorch = 0x20, |
| FlashVideoLight = 0x40, |
| FlashSlowSyncFrontCurtain = 0x80, |
| FlashSlowSyncRearCurtain = 0x100, |
| FlashManual = 0x200 |
| }; |
| Q_DECLARE_FLAGS(FlashModes, FlashMode) |
| |
| enum ExposureMode { |
| ExposureAuto = 0, |
| ExposureManual = 1, |
| ExposurePortrait = 2, |
| ExposureNight = 3, |
| ExposureBacklight = 4, |
| ExposureSpotlight = 5, |
| ExposureSports = 6, |
| ExposureSnow = 7, |
| ExposureBeach = 8, |
| ExposureLargeAperture = 9, |
| ExposureSmallAperture = 10, |
| ExposureAction = 11, |
| ExposureLandscape = 12, |
| ExposureNightPortrait = 13, |
| ExposureTheatre = 14, |
| ExposureSunset = 15, |
| ExposureSteadyPhoto = 16, |
| ExposureFireworks = 17, |
| ExposureParty = 18, |
| ExposureCandlelight = 19, |
| ExposureBarcode = 20, |
| ExposureModeVendor = 1000 |
| }; |
| |
| enum MeteringMode { |
| MeteringMatrix = 1, |
| MeteringAverage = 2, |
| MeteringSpot = 3 |
| }; |
| |
| bool isAvailable() const; |
| |
| FlashModes flashMode() const; |
| bool isFlashModeSupported(FlashModes mode) const; |
| bool isFlashReady() const; |
| |
| ExposureMode exposureMode() const; |
| bool isExposureModeSupported(ExposureMode mode) const; |
| |
| qreal exposureCompensation() const; |
| |
| MeteringMode meteringMode() const; |
| bool isMeteringModeSupported(MeteringMode mode) const; |
| |
| QPointF spotMeteringPoint() const; |
| void setSpotMeteringPoint(const QPointF &point); |
| |
| int isoSensitivity() const; |
| qreal aperture() const; |
| qreal shutterSpeed() const; |
| |
| int requestedIsoSensitivity() const; |
| qreal requestedAperture() const; |
| qreal requestedShutterSpeed() const; |
| |
| QList<int> supportedIsoSensitivities(bool *continuous = nullptr) const; |
| QList<qreal> supportedApertures(bool *continuous = nullptr) const; |
| QList<qreal> supportedShutterSpeeds(bool *continuous = nullptr) const; |
| |
| public Q_SLOTS: |
| void setFlashMode(FlashModes mode); |
| void setExposureMode(ExposureMode mode); |
| void setMeteringMode(MeteringMode mode); |
| |
| void setExposureCompensation(qreal ev); |
| |
| void setManualIsoSensitivity(int iso); |
| void setAutoIsoSensitivity(); |
| |
| void setManualAperture(qreal aperture); |
| void setAutoAperture(); |
| |
| void setManualShutterSpeed(qreal seconds); |
| void setAutoShutterSpeed(); |
| |
| Q_SIGNALS: |
| void flashReady(bool); |
| |
| void apertureChanged(qreal); |
| void apertureRangeChanged(); |
| void shutterSpeedChanged(qreal speed); |
| void shutterSpeedRangeChanged(); |
| void isoSensitivityChanged(int); |
| void exposureCompensationChanged(qreal); |
| |
| protected: |
| virtual ~QCameraExposure(); |
| |
| private: |
| friend class QCamera; |
| friend class QCameraPrivate; |
| explicit QCameraExposure(QCamera *parent = nullptr); |
| |
| Q_DISABLE_COPY(QCameraExposure) |
| Q_DECLARE_PRIVATE(QCameraExposure) |
| Q_PRIVATE_SLOT(d_func(), void _q_exposureParameterChanged(int)) |
| Q_PRIVATE_SLOT(d_func(), void _q_exposureParameterRangeChanged(int)) |
| QCameraExposurePrivate *d_ptr; |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QCameraExposure::FlashModes) |
| |
| QT_END_NAMESPACE |
| |
| Q_DECLARE_METATYPE(QCameraExposure::ExposureMode) |
| Q_DECLARE_METATYPE(QCameraExposure::FlashModes) |
| Q_DECLARE_METATYPE(QCameraExposure::MeteringMode) |
| |
| Q_MEDIA_ENUM_DEBUG(QCameraExposure, ExposureMode) |
| Q_MEDIA_ENUM_DEBUG(QCameraExposure, FlashMode) |
| Q_MEDIA_ENUM_DEBUG(QCameraExposure, MeteringMode) |
| |
| #endif // QCAMERAEXPOSURE_H |