The QMediaContainerControl class provides access to the output container format of a QMediaService . 更多...
| 头： | #include <QMediaContainerControl> |
| qmake: | QT += multimedia |
| 继承： | QMediaControl |
该类已过时。 提供它是为使旧源代码能继续工作。强烈建议不要在新代码中使用它。
| virtual | ~QMediaContainerControl () |
| virtual QString | containerDescription (const QString & formatMimeType ) const = 0 |
| virtual QString | containerFormat () const = 0 |
| virtual void | setContainerFormat (const QString & format ) = 0 |
| virtual QStringList | supportedContainers () const = 0 |
| QMediaContainerControl (QObject * parent = nullptr) |
| QMediaContainerControl_iid |
若 QMediaService supports writing encoded data it will implement QMediaContainerControl. This control provides information about the output containers supported by a media service and allows one to be selected as the current output containers.
The functionality provided by this control is exposed to application code through the QMediaRecorder 类。
The interface name of QMediaContainerControl is
org.qt-project.qt.mediacontainercontrol/5.0
作为定义在
QMediaContainerControl_iid
.
另请参阅 QMediaService::requestControl () 和 QMediaRecorder .
[protected]
QMediaContainerControl::
QMediaContainerControl
(
QObject
*
parent
= nullptr)
Constructs a new media container control with the given parent .
[虚拟]
QMediaContainerControl::
~QMediaContainerControl
()
Destroys a media container control.
[pure virtual]
QString
QMediaContainerControl::
containerDescription
(const
QString
&
formatMimeType
) const
Returns a description of the container formatMimeType .
[pure virtual]
QString
QMediaContainerControl::
containerFormat
() const
Returns the selected container format.
另请参阅 setContainerFormat ().
[pure virtual]
void
QMediaContainerControl::
setContainerFormat
(const
QString
&
format
)
Sets the current container format .
另请参阅 containerFormat ().
[pure virtual]
QStringList
QMediaContainerControl::
supportedContainers
() const
Returns a list of MIME types of supported container formats.
org.qt-project.qt.mediacontainercontrol/5.0
定义接口名为 QMediaContainerControl 类。