QCameraImageCaptureControl Class

The QCameraImageCaptureControl class provides a control interface for image capture services. More...

Header: #include <QCameraImageCaptureControl>
qmake: QT += multimedia
Inherits: QMediaControl

Public Functions

virtual ~QCameraImageCaptureControl()
virtual void cancelCapture() = 0
virtual int capture(const QString &fileName) = 0
virtual QCameraImageCapture::DriveMode driveMode() const = 0
virtual bool isReadyForCapture() const = 0
virtual void setDriveMode(QCameraImageCapture::DriveMode mode) = 0

Signals

void error(int id, int error, const QString &errorString)
void imageAvailable(int requestId, const QVideoFrame &buffer)
void imageCaptured(int requestId, const QImage &preview)
void imageExposed(int requestId)
void imageMetadataAvailable(int id, const QString &key, const QVariant &value)
void imageSaved(int requestId, const QString &fileName)
void readyForCaptureChanged(bool ready)

Protected Functions

QCameraImageCaptureControl(QObject *parent = nullptr)

Macros

Detailed Description

The QCameraImageCaptureControl class provides a control interface for image capture services.

The interface name of QCameraImageCaptureControl is org.qt-project.qt.cameraimagecapturecontrol/5.0 as defined in QCameraImageCaptureControl_iid.

See also QMediaService::requestControl().

Member Function Documentation

[protected] QCameraImageCaptureControl::QCameraImageCaptureControl(QObject *parent = nullptr)

Constructs a new image capture control object with the given parent

[virtual] QCameraImageCaptureControl::~QCameraImageCaptureControl()

Destroys an image capture control.

[pure virtual] void QCameraImageCaptureControl::cancelCapture()

[pure virtual] int QCameraImageCaptureControl::capture(const QString &fileName)

[pure virtual] QCameraImageCapture::DriveMode QCameraImageCaptureControl::driveMode() const

See also setDriveMode().

[signal] void QCameraImageCaptureControl::error(int id, int error, const QString &errorString)

[signal] void QCameraImageCaptureControl::imageAvailable(int requestId, const QVideoFrame &buffer)

[signal] void QCameraImageCaptureControl::imageCaptured(int requestId, const QImage &preview)

[signal] void QCameraImageCaptureControl::imageExposed(int requestId)

[signal] void QCameraImageCaptureControl::imageMetadataAvailable(int id, const QString &key, const QVariant &value)

[signal] void QCameraImageCaptureControl::imageSaved(int requestId, const QString &fileName)

[pure virtual] bool QCameraImageCaptureControl::isReadyForCapture() const

[signal] void QCameraImageCaptureControl::readyForCaptureChanged(bool ready)

[pure virtual] void QCameraImageCaptureControl::setDriveMode(QCameraImageCapture::DriveMode mode)

See also driveMode().

Macro Documentation

QCameraImageCaptureControl_iid

org.qt-project.qt.cameraimagecapturecontrol/5.0

Defines the interface name of the QCameraImageCaptureControl class.