QCameraViewfinderSettingsControl Class
The QCameraViewfinderSettingsControl class provides an abstract class for controlling camera viewfinder parameters. More...
| Header: | #include <QCameraViewfinderSettingsControl> |
| qmake: | QT += multimedia |
| Inherits: | QMediaControl |
This class is obsolete. It is provided to keep old source code working. We strongly advise against using it in new code.
Public Types
| enum | ViewfinderParameter { Resolution, PixelAspectRatio, MinimumFrameRate, MaximumFrameRate, PixelFormat, UserParameter } |
Macros
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 QMediaService::requestControl(), QCameraViewfinderSettingsControl2, and QCamera.
Member Type Documentation
enum QCameraViewfinderSettingsControl::ViewfinderParameter
| Constant | Value | Description |
|---|---|---|
QCameraViewfinderSettingsControl::Resolution | 0 | Viewfinder resolution, QSize. |
QCameraViewfinderSettingsControl::PixelAspectRatio | 1 | Pixel aspect ratio, QSize as in QVideoSurfaceFormat::pixelAspectRatio |
QCameraViewfinderSettingsControl::MinimumFrameRate | 2 | Minimum viewfinder frame rate, qreal |
QCameraViewfinderSettingsControl::MaximumFrameRate | 3 | Maximum viewfinder frame rate, qreal |
QCameraViewfinderSettingsControl::PixelFormat | 4 | Viewfinder pixel format, QVideoFrame::PixelFormat |
QCameraViewfinderSettingsControl::UserParameter | 1000 | The base value for platform specific extended parameters. For such parameters the sequential values starting from UserParameter should be used. |
Macro Documentation
QCameraViewfinderSettingsControl_iid
org.qt-project.qt.cameraviewfindersettingscontrol/5.0
Defines the interface name of the QCameraViewfinderSettingsControl class.