QCameraFocusControl ¶

详细描述 ¶

The interface name of QCameraFocusControl is org.qt-project.qt.camerafocuscontrol/5.0 作为定义在 QCameraFocusControl_iid .

另请参阅

requestControl() QCamera

class QCameraFocusControl ( [ parent=None ] ) ¶

param parent

QObject

Constructs a camera control object with parent .

PySide2.QtMultimedia.QCameraFocusControl. customFocusPoint ( ) ¶

返回类型

QPointF

Return the position of custom focus point, in relative frame coordinates: QPointF (0,0) points to the left top frame point, QPointF (0.5,0.5) points to the frame center.

Custom focus point is used only in FocusPointCustom focus mode.

另请参阅

setCustomFocusPoint()

PySide2.QtMultimedia.QCameraFocusControl. customFocusPointChanged ( point ) ¶

参数

point – QPointF

PySide2.QtMultimedia.QCameraFocusControl. focusMode ( ) ¶

返回类型

FocusModes

Returns the focus mode being used.

另请参阅

setFocusMode()

PySide2.QtMultimedia.QCameraFocusControl. focusModeChanged ( mode ) ¶

参数

mode – FocusModes

PySide2.QtMultimedia.QCameraFocusControl. focusPointMode ( ) ¶

返回类型

FocusPointMode

Returns the camera focus point selection mode.

另请参阅

setFocusPointMode()

PySide2.QtMultimedia.QCameraFocusControl. focusPointModeChanged ( mode ) ¶

参数

mode – FocusPointMode

PySide2.QtMultimedia.QCameraFocusControl. focusZones ( ) ¶

返回类型

Returns the list of zones, the camera is using for focusing or focused on.

PySide2.QtMultimedia.QCameraFocusControl. focusZonesChanged ( ) ¶

PySide2.QtMultimedia.QCameraFocusControl. isFocusModeSupported ( mode ) ¶

参数

mode – FocusModes

返回类型

bool

Returns true if focus mode is supported.

PySide2.QtMultimedia.QCameraFocusControl. isFocusPointModeSupported ( mode ) ¶

参数

mode – FocusPointMode

返回类型

bool

Returns true if the camera focus point mode is supported.

PySide2.QtMultimedia.QCameraFocusControl. setCustomFocusPoint ( point ) ¶

参数

point – QPointF

Sets the custom focus point .

If camera supports fixed set of focus points, it should use the nearest supported focus point, and return the actual focus point with focusZones() .

另请参阅

customFocusPoint() focusZones()

PySide2.QtMultimedia.QCameraFocusControl. setFocusMode ( mode ) ¶

参数

mode – FocusModes

Set the focus mode to mode .

另请参阅

focusMode()

PySide2.QtMultimedia.QCameraFocusControl. setFocusPointMode ( mode ) ¶

参数

mode – FocusPointMode

Sets the camera focus point selection mode .

另请参阅

focusPointMode()