QImageEncoderControl Class

The QImageEncoderControl class provides access to the settings of a media service that performs image encoding. More...

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

Public Functions

virtual ~QImageEncoderControl()
virtual QString imageCodecDescription(const QString &codec) const = 0
virtual QImageEncoderSettings imageSettings() const = 0
virtual void setImageSettings(const QImageEncoderSettings &settings) = 0
virtual QStringList supportedImageCodecs() const = 0
virtual QList<QSize> supportedResolutions(const QImageEncoderSettings &settings, bool *continuous = nullptr) const = 0
  • 31 public functions inherited from QObject

Static Public Members

const QMetaObject staticMetaObject
  • 9 static public members inherited from QObject

Protected Functions

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

Macros

Additional Inherited Members

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

Detailed Description

The QImageEncoderControl class provides access to the settings of a media service that performs image encoding.

If a QMediaService supports encoding image data it will implement QImageEncoderControl. This control allows to set image encoding settings and provides functions for quering supported image codecs and resolutions.

The interface name of QImageEncoderControl is org.qt-project.qt.imageencodercontrol/5.0 as defined in QImageEncoderControl_iid.

See also QImageEncoderSettings and QMediaService::requestControl().

Member Function Documentation

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

Constructs a new image encoder control object with the given parent

[virtual] QImageEncoderControl::~QImageEncoderControl()

Destroys the image encoder control.

[pure virtual] QString QImageEncoderControl::imageCodecDescription(const QString &codec) const

[pure virtual] QImageEncoderSettings QImageEncoderControl::imageSettings() const

See also setImageSettings().

[pure virtual] void QImageEncoderControl::setImageSettings(const QImageEncoderSettings &settings)

See also imageSettings().

[pure virtual] QStringList QImageEncoderControl::supportedImageCodecs() const

[pure virtual] QList<QSize> QImageEncoderControl::supportedResolutions(const QImageEncoderSettings &settings, bool *continuous = nullptr) const

Macro Documentation

QImageEncoderControl_iid

org.qt-project.qt.imageencodercontrol/5.0

Defines the interface name of the QImageEncoderControl class.