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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

virtual ~QMediaVideoProbeControl()
  • 34 public functions inherited from QObject

Signals

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

Protected Functions

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

Macros

QMediaVideoProbeControl_iid

Additional Inherited Members

  • 1 property inherited from QObject
  • 1 public slot inherited from QObject
  • 1 public variable inherited from QObject
  • 10 static public members inherited from QObject
  • 2 protected variables 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.

© The Qt Company Ltd
Licensed under the GNU Free Documentation License, Version 1.3.
https://doc.qt.io/qt-5/qmediavideoprobecontrol.html