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QCameraZoomInterface Class Reference
[QtMediaModule]

The QCameraZoomInterface class is an Interface class for zooming When implementing this functionality, Zooming should affect preview, still and video capture. More...

    #include <QCameraZoomInterface>

Inherited by QCameraPreviewCapture.

• List of all members, including inherited members

Public Functions

• virtual bool hasZoom () const = 0
• virtual void zoomIn () = 0
• virtual void zoomOut () = 0
• virtual QPair<unsigned int, unsigned int> zoomRange () = 0

Detailed Description

The QCameraZoomInterface class is an Interface class for zooming When implementing this functionality, Zooming should affect preview, still and video capture.

Member Function Documentation

bool QCameraZoomInterface::hasZoom () const   [pure virtual]

Returns true if the camera device has zoom capabilities otherwise returns false

void QCameraZoomInterface::zoomIn ()   [pure virtual]

Zoom in by one step. Note: zoom steps begin from the minimum zoom value given by the function

void QCameraZoomInterface::zoomOut ()   [pure virtual]

Zoom out by one step

QPair<unsigned int, unsigned int> QCameraZoomInterface::zoomRange ()   [pure virtual]

Returns the minimum and maximum supported zoom. A value of QPair<0,0>() indicates zoom not supported.