QVideoDeviceSelectorControl Class

The QVideoDeviceSelectorControl class provides an video device selector media control. More...

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

Public Functions

virtual ~QVideoDeviceSelectorControl()
virtual int defaultDevice() const = 0
virtual int deviceCount() const = 0
virtual QString deviceDescription(int index) const = 0
virtual QString deviceName(int index) const = 0
virtual int selectedDevice() const = 0

Public Slots

virtual void setSelectedDevice(int index) = 0

Signals

void devicesChanged()
void selectedDeviceChanged(int index)
void selectedDeviceChanged(const QString & name)

Protected Functions

QVideoDeviceSelectorControl(QObject * parent = 0)

Macros

QVideoDeviceSelectorControl_iid

Detailed Description

The QVideoDeviceSelectorControl class provides an video device selector media control.

The QVideoDeviceSelectorControl class provides descriptions of the video devices available on a system and allows one to be selected as the endpoint of a media service.

The interface name of QVideoDeviceSelectorControl is org.qt-project.qt.videodeviceselectorcontrol/5.0 as defined in QVideoDeviceSelectorControl_iid.

Member Function Documentation

QVideoDeviceSelectorControl::QVideoDeviceSelectorControl(QObject * parent = 0) [protected]

Constructs a video device selector control with the given parent.

QVideoDeviceSelectorControl::~QVideoDeviceSelectorControl() [virtual]

Destroys a video device selector control.

int QVideoDeviceSelectorControl::defaultDevice() const [pure virtual]

Returns the index of the default video device.

int QVideoDeviceSelectorControl::deviceCount() const [pure virtual]

Returns the number of available video devices;

QString QVideoDeviceSelectorControl::deviceDescription(int index) const [pure virtual]

Returns a description of the video device at index.

QString QVideoDeviceSelectorControl::deviceName(int index) const [pure virtual]

Returns the name of the video device at index.

void QVideoDeviceSelectorControl::devicesChanged() [signal]

Signals that the list of available video devices has changed.

int QVideoDeviceSelectorControl::selectedDevice() const [pure virtual]

Returns the index of the selected video device.

See also setSelectedDevice().

void QVideoDeviceSelectorControl::selectedDeviceChanged(int index) [signal]

Signals that the selected video device index has changed.

void QVideoDeviceSelectorControl::selectedDeviceChanged(const QString & name) [signal]

Signals that the selected video device name has changed.

void QVideoDeviceSelectorControl::setSelectedDevice(int index) [pure virtual slot]

Sets the selected video device index.

See also selectedDevice().

Macro Documentation

QVideoDeviceSelectorControl_iid

org.qt-project.qt.videodeviceselectorcontrol/5.0

Defines the interface name of the QVideoDeviceSelectorControl class.