Contents

AVCaptureSystemZoomSlider

A control that adjusts the video zoom factor of a capture device within the system-recommended range.

Declaration

class AVCaptureSystemZoomSlider

Mentioned in

Overview

The system sets the slider’s range to the value of the systemRecommendedVideoZoomRange property of the device’s active format. If a device’s activeFormat value changes, the slider updates its range to the new format’s recommendation.

To use this control, add it to the capture session by calling the session’s addControl(_:) method.

Topics

Creating a zoom slider

See Also

Capture controls