QCameraLocksControl Class

The QCameraLocksControl class is an abstract base class for classes that control still cameras or video cameras. More...

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

Public Functions

virtual ~QCameraLocksControl()
virtual QCamera::LockStatus lockStatus(QCamera::LockType lock) const = 0
virtual void searchAndLock(QCamera::LockTypes locks) = 0
virtual QCamera::LockTypes supportedLocks() const = 0
virtual void unlock(QCamera::LockTypes locks) = 0
  • 31 public functions inherited from QObject

Signals

void lockStatusChanged(QCamera::LockType type, QCamera::LockStatus status, QCamera::LockChangeReason reason)

Static Public Members

const QMetaObject staticMetaObject
  • 1 static public member inherited from QMediaControl
  • 9 static public members inherited from QObject

Protected Functions

QCameraLocksControl(QObject *parent = nullptr)
  • 9 protected functions inherited from QObject

Macros

Additional Inherited Members

Detailed Description

The QCameraLocksControl class is an abstract base class for classes that control still cameras or video cameras.

This service is provided by a QMediaService object via QMediaService::control(). It is used by QCamera.

The interface name of QCameraLocksControl is org.qt-project.qt.cameralockscontrol/5.0 as defined in QCameraLocksControl_iid.

See also QMediaService::requestControl() and QCamera.

Member Type Documentation

Property Documentation

Member Function Documentation

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

Constructs a camera locks control object with parent.

[virtual] QCameraLocksControl::~QCameraLocksControl()

Destruct the camera locks control object.

[pure virtual] QCamera::LockStatus QCameraLocksControl::lockStatus(QCamera::LockType lock) const

Returns the camera lock status.

[signal] void QCameraLocksControl::lockStatusChanged(QCamera::LockType type, QCamera::LockStatus status, QCamera::LockChangeReason reason)

Signals the lock type status was changed with the specified reason.

[pure virtual] void QCameraLocksControl::searchAndLock(QCamera::LockTypes locks)

Request camera locks.

[pure virtual] QCamera::LockTypes QCameraLocksControl::supportedLocks() const

Returns the lock types, the camera supports.

[pure virtual] void QCameraLocksControl::unlock(QCamera::LockTypes locks)

Unlock camera locks.

Member Variable Documentation

Related Non-Members

Macro Documentation

QCameraLocksControl_iid

org.qt-project.qt.cameralockscontrol/5.0

Defines the interface name of the QCameraLocksControl class.