QMediaVideoProbeControl Class

The QMediaVideoProbeControl class allows control over probing video frames in media objects. More...

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

This class is obsolete. It is provided to keep old source code working. We strongly advise against using it in new code.

Public Functions

Signals

void flush()
void videoFrameProbed(const QVideoFrame &frame)

Protected Functions

QMediaVideoProbeControl(QObject *parent = nullptr)

Macros

Detailed Description

QVideoProbe is the client facing class for probing video - this class is implemented by media backends to provide this functionality.

The interface name of QMediaVideoProbeControl is org.qt-project.qt.mediavideoprobecontrol/5.0 as defined in QMediaVideoProbeControl_iid.

See also QVideoProbe, QMediaService::requestControl(), QMediaPlayer, and QCamera.

Member Function Documentation

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

Create a new media video probe control object with the given parent.

[signal] void QMediaVideoProbeControl::flush()

This signal should be emitted when it is required to release all frames.

[signal] void QMediaVideoProbeControl::videoFrameProbed(const QVideoFrame &frame)

This signal should be emitted when a video frame is processed in the media service.

[virtual] QMediaVideoProbeControl::~QMediaVideoProbeControl()

Destroys this video probe control

Macro Documentation

QMediaVideoProbeControl_iid

org.qt-project.qt.mediavideoprobecontrol/5.0

Defines the interface name of the QMediaVideoProbeControl class.