QCameraViewfinderSettingsControl

The QCameraViewfinderSettingsControl class provides an abstract class for controlling camera viewfinder parameters. More…

Detailed Description

The interface name of QCameraViewfinderSettingsControl is org.qt-project.qt.cameraviewfindersettingscontrol/5.0 as defined in QCameraViewfinderSettingsControl_iid .

Warning

New backends should implement QCameraViewfinderSettingsControl2 instead. Application developers should request this control only if QCameraViewfinderSettingsControl2 is not available.

See also

requestControl() QCameraViewfinderSettingsControl2 QCamera

class PySide2.QtMultimedia.QCameraViewfinderSettingsControl([parent=None])

param parent:

PySide2.QtCore.QObject

Constructs a camera viewfinder control object with parent .

PySide2.QtMultimedia.QCameraViewfinderSettingsControl.ViewfinderParameter

Constant	Description
QCameraViewfinderSettingsControl.Resolution	Viewfinder resolution, QSize .
QCameraViewfinderSettingsControl.PixelAspectRatio	Pixel aspect ratio, QSize as in pixelAspectRatio
QCameraViewfinderSettingsControl.MinimumFrameRate	Minimum viewfinder frame rate, qreal
QCameraViewfinderSettingsControl.MaximumFrameRate	Maximum viewfinder frame rate, qreal
QCameraViewfinderSettingsControl.PixelFormat	Viewfinder pixel format, PixelFormat
QCameraViewfinderSettingsControl.UserParameter	The base value for platform specific extended parameters. For such parameters the sequential values starting from should be used.

PySide2.QtMultimedia.QCameraViewfinderSettingsControl.isViewfinderParameterSupported(parameter)

Parameters:

parameter – ViewfinderParameter

Return type:

bool

Returns true if configuration of viewfinder parameter is supported by camera backend.

PySide2.QtMultimedia.QCameraViewfinderSettingsControl.setViewfinderParameter(parameter, value)

Parameters:

• parameter – ViewfinderParameter

• value – object

Set the prefferred value of viewfinder parameter .

Calling this while the camera is active may result in the camera being stopped and reloaded. If video recording is in progress, this call may be ignored.

If an unsupported parameter is specified the camera may fail to load, or the setting may be ignored.

Viewfinder parameters may also depend on other camera settings, especially in video capture mode. If camera configuration conflicts with viewfinder settings, the camara configuration is usually preferred.

See also

viewfinderParameter()

PySide2.QtMultimedia.QCameraViewfinderSettingsControl.viewfinderParameter(parameter)

Parameters:

parameter – ViewfinderParameter

Return type:

object

Returns the value of viewfinder parameter .

See also

setViewfinderParameter()