diff options
Diffstat (limited to 'src')
9 files changed, 106 insertions, 2 deletions
diff --git a/src/imports/multimedia/qdeclarativecamera_p.h b/src/imports/multimedia/qdeclarativecamera_p.h index 7004f7e58..6de84f05f 100644 --- a/src/imports/multimedia/qdeclarativecamera_p.h +++ b/src/imports/multimedia/qdeclarativecamera_p.h @@ -104,6 +104,7 @@ class QDeclarativeCamera : public QObject, public QDeclarativeParserStatus Q_ENUMS(FlashMode) Q_ENUMS(ExposureMode) + Q_ENUMS(MeteringMode) Q_ENUMS(FocusMode) Q_ENUMS(FocusPointMode) @@ -164,6 +165,12 @@ public: ExposureModeVendor = QCameraExposure::ExposureModeVendor }; + enum MeteringMode { + MeteringMatrix = QCameraExposure::MeteringMatrix, + MeteringAverage = QCameraExposure::MeteringAverage, + MeteringSpot = QCameraExposure::MeteringSpot + }; + enum FocusMode { FocusManual = QCameraFocus::ManualFocus, FocusHyperfocal = QCameraFocus::HyperfocalFocus, diff --git a/src/imports/multimedia/qdeclarativecameraexposure.cpp b/src/imports/multimedia/qdeclarativecameraexposure.cpp index 5eca87ca9..79d939e83 100644 --- a/src/imports/multimedia/qdeclarativecameraexposure.cpp +++ b/src/imports/multimedia/qdeclarativecameraexposure.cpp @@ -253,7 +253,41 @@ void QDeclarativeCameraExposure::setExposureMode(QDeclarativeCamera::ExposureMod \fn void QDeclarativeCameraExposure::exposureModeChanged(QDeclarativeCamera::ExposureMode) */ +/*! + \qmlproperty QPointF CameraExposure::spotMeteringPoint + \property QDeclarativeCameraExposure::spotMeteringPoint + + The relative frame coordinates of the point to use for exposure metering (in relative + frame coordinates). This point is only used in spot metering mode, and typically defaults + to the center \c (0.5, 0.5). + */ + +QPointF QDeclarativeCameraExposure::spotMeteringPoint() const +{ + return m_exposure->spotMeteringPoint(); +} + +void QDeclarativeCameraExposure::setSpotMeteringPoint(const QPointF &point) +{ + QPointF oldPoint(spotMeteringPoint()); + m_exposure->setSpotMeteringPoint(point); + if (oldPoint != spotMeteringPoint()) + emit spotMeteringPointChanged(spotMeteringPoint()); +} + +QDeclarativeCamera::MeteringMode QDeclarativeCameraExposure::meteringMode() const +{ + return QDeclarativeCamera::MeteringMode(m_exposure->meteringMode()); +} + +void QDeclarativeCameraExposure::setMeteringMode(QDeclarativeCamera::MeteringMode mode) +{ + QDeclarativeCamera::MeteringMode oldMode = meteringMode(); + m_exposure->setMeteringMode(QCameraExposure::MeteringMode(mode)); + if (oldMode != meteringMode()) + emit meteringModeChanged(meteringMode()); +} QT_END_NAMESPACE diff --git a/src/imports/multimedia/qdeclarativecameraexposure_p.h b/src/imports/multimedia/qdeclarativecameraexposure_p.h index bd2788fcd..127e62384 100644 --- a/src/imports/multimedia/qdeclarativecameraexposure_p.h +++ b/src/imports/multimedia/qdeclarativecameraexposure_p.h @@ -78,6 +78,9 @@ class QDeclarativeCameraExposure : public QObject Q_PROPERTY(QDeclarativeCamera::ExposureMode exposureMode READ exposureMode WRITE setExposureMode NOTIFY exposureModeChanged) + Q_PROPERTY(QPointF spotMeteringPoint READ spotMeteringPoint WRITE setSpotMeteringPoint NOTIFY spotMeteringPointChanged) + Q_PROPERTY(QDeclarativeCamera::MeteringMode meteringMode READ meteringMode WRITE setMeteringMode NOTIFY meteringModeChanged) + public: ~QDeclarativeCameraExposure(); @@ -92,6 +95,12 @@ public: qreal manualShutterSpeed() const; qreal manualAperture() const; + QPointF spotMeteringPoint() const; + void setSpotMeteringPoint(const QPointF &point); + + QDeclarativeCamera::MeteringMode meteringMode() const; + void setMeteringMode(QDeclarativeCamera::MeteringMode mode); + public Q_SLOTS: void setExposureMode(QDeclarativeCamera::ExposureMode); void setExposureCompensation(qreal ev); @@ -116,6 +125,9 @@ Q_SIGNALS: void exposureCompensationChanged(qreal); void exposureModeChanged(QDeclarativeCamera::ExposureMode); + void meteringModeChanged(QDeclarativeCamera::MeteringMode); + void spotMeteringPointChanged(QPointF); + private: friend class QDeclarativeCamera; QDeclarativeCameraExposure(QCamera *camera, QObject *parent = 0); diff --git a/src/multimedia/camera/qcameraexposure.cpp b/src/multimedia/camera/qcameraexposure.cpp index 5c75ad9e2..a618fa317 100644 --- a/src/multimedia/camera/qcameraexposure.cpp +++ b/src/multimedia/camera/qcameraexposure.cpp @@ -312,6 +312,33 @@ void QCameraExposure::setMeteringMode(QCameraExposure::MeteringMode mode) } /*! + \property QCameraExposure::spotMeteringPoint + + When supported, this property is the (normalized) position of the point of the image + where exposure metering will be performed. This is typically used to indicate an + "interesting" area of the image that should be exposed properly. + + The coordinates are relative frame coordinates: + QPointF(0,0) points to the left top frame point, QPointF(0.5,0.5) points to the frame center, + which is typically the default spot metering point. + + The spot metering point is only used with spot metering mode. + \since 1.1 + */ + +QPointF QCameraExposure::spotMeteringPoint() const +{ + return d_func()->exposureControl ? d_func()->exposureControl->exposureParameter(QCameraExposureControl::SpotMeteringPoint).toPointF() : QPointF(); +} + +void QCameraExposure::setSpotMeteringPoint(const QPointF &point) +{ + if (d_func()->exposureControl) + d_func()->exposureControl->setExposureParameter(QCameraExposureControl::SpotMeteringPoint, point); +} + + +/*! Returns true if the metering \a mode is supported. \since 1.1 */ diff --git a/src/multimedia/camera/qcameraexposure.h b/src/multimedia/camera/qcameraexposure.h index 088e7c036..96350a9c1 100644 --- a/src/multimedia/camera/qcameraexposure.h +++ b/src/multimedia/camera/qcameraexposure.h @@ -120,6 +120,9 @@ public: bool isMeteringModeSupported(MeteringMode mode) const; + QPointF spotMeteringPoint() const; + void setSpotMeteringPoint(const QPointF &point); + int isoSensitivity() const; QList<int> supportedIsoSensitivities(bool *continuous = 0) const; diff --git a/src/multimedia/controls/qcameraexposurecontrol.cpp b/src/multimedia/controls/qcameraexposurecontrol.cpp index 4a6f655f8..cd54a1b77 100644 --- a/src/multimedia/controls/qcameraexposurecontrol.cpp +++ b/src/multimedia/controls/qcameraexposurecontrol.cpp @@ -133,7 +133,6 @@ QCameraExposureControl::~QCameraExposureControl() \since 1.1 */ - /*! \fn bool QCameraExposureControl::isMeteringModeSupported(QCameraExposure::MeteringMode mode) const Returns true if the metering \a mode is supported. @@ -162,6 +161,9 @@ QCameraExposureControl::~QCameraExposureControl() This value is only used in the \l{QCameraExposure::FlashManual}{manual flash mode}. \value FlashCompensation Flash compensation, specified as qreal EV value. + \value SpotMeteringPoint + The relative frame coordinate of the point to use for exposure metering + in spot metering mode, specified as a QPointF. \value ExtendedExposureParameter The base value for platform specific extended parameters. For such parameters the sequential values starting from ExtendedExposureParameter shuld be used. diff --git a/src/multimedia/controls/qcameraexposurecontrol.h b/src/multimedia/controls/qcameraexposurecontrol.h index ff60784bf..1574bf5b4 100644 --- a/src/multimedia/controls/qcameraexposurecontrol.h +++ b/src/multimedia/controls/qcameraexposurecontrol.h @@ -72,6 +72,7 @@ public: ExposureCompensation = 4, FlashPower = 5, FlashCompensation = 6, + SpotMeteringPoint = 7, ExtendedExposureParameter = 1000 }; diff --git a/src/plugins/simulator/camera/simulatorcameraexposurecontrol.cpp b/src/plugins/simulator/camera/simulatorcameraexposurecontrol.cpp index 1ee820d8c..f4de0dba9 100644 --- a/src/plugins/simulator/camera/simulatorcameraexposurecontrol.cpp +++ b/src/plugins/simulator/camera/simulatorcameraexposurecontrol.cpp @@ -48,6 +48,7 @@ SimulatorCameraExposureControl::SimulatorCameraExposureControl(SimulatorCameraSe QCameraExposureControl(parent), mExposureMode(QCameraExposure::ExposureAuto), mMeteringMode(QCameraExposure::MeteringAverage), + mSpot(0.5, 0.5), mSession(session), mSettings(0) { @@ -138,6 +139,7 @@ bool SimulatorCameraExposureControl::isParameterSupported(ExposureParameter para case QCameraExposureControl::Aperture: case QCameraExposureControl::ShutterSpeed: case QCameraExposureControl::ExposureCompensation: + case QCameraExposureControl::SpotMeteringPoint: return true; case QCameraExposureControl::FlashPower: case QCameraExposureControl::FlashCompensation: @@ -161,6 +163,10 @@ QVariant SimulatorCameraExposureControl::exposureParameter(ExposureParameter par return QVariant(shutterSpeed()); case QCameraExposureControl::ExposureCompensation: return QVariant(exposureCompensation()); + + case QCameraExposureControl::SpotMeteringPoint: + return mSpot; + case QCameraExposureControl::FlashPower: case QCameraExposureControl::FlashCompensation: // Not supported @@ -303,6 +309,16 @@ bool SimulatorCameraExposureControl::setExposureParameter(ExposureParameter para case QCameraExposureControl::FlashCompensation: return false; + case QCameraExposureControl::SpotMeteringPoint: + { + static QRectF valid(0, 0, 1, 1); + if (valid.contains(value.toPointF())) { + mSpot = value.toPointF(); + return true; + } + return false; + } + default: // Not supported return false; @@ -324,7 +340,8 @@ QString SimulatorCameraExposureControl::extendedParameterName(ExposureParameter return QString("Flash Power"); case QCameraExposureControl::FlashCompensation: return QString("Flash Compensation"); - + case QCameraExposureControl::SpotMeteringPoint: + return QString("Spot Metering Point"); default: return QString(); } diff --git a/src/plugins/simulator/camera/simulatorcameraexposurecontrol.h b/src/plugins/simulator/camera/simulatorcameraexposurecontrol.h index 5e00a6d44..5b7067b77 100644 --- a/src/plugins/simulator/camera/simulatorcameraexposurecontrol.h +++ b/src/plugins/simulator/camera/simulatorcameraexposurecontrol.h @@ -116,6 +116,7 @@ private: // Internal - Implementing ExposureParameter private: // Data QCameraExposure::ExposureMode mExposureMode; QCameraExposure::MeteringMode mMeteringMode; + QPointF mSpot; SimulatorCameraSession *mSession; SimulatorCameraSettings *mSettings; }; |