QMediaVideoProbeControl Class

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

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

Public Functions

  • 31 public functions inherited from QObject

Signals

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

Static Public Members

const QMetaObject staticMetaObject
  • 9 static public members inherited from QObject

Protected Functions

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

Macros

Additional Inherited Members

  • 1 property inherited from QObject
  • 1 public slot inherited from QObject

Detailed Description

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

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.

[virtual] QMediaVideoProbeControl::~QMediaVideoProbeControl()

Destroys this video probe control

[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.

Macro Documentation

QMediaVideoProbeControl_iid

org.qt-project.qt.mediavideoprobecontrol/5.0

Defines the interface name of the QMediaVideoProbeControl class.

© 2021 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.