GSCameraExposureLock

@objc
public protocol GSCameraExposureLock

Camera exposure lock.

Allows to lock/unlock the exposure according to a given mode.

Note

This protocol is for Objective-C compatibility only.

  • Tells if a setting value has been changed and is waiting for change confirmation.

    Declaration

    Swift

    var updating: Bool { get }

  • Current lock mode.

    Declaration

    Swift

    @objc(mode)
var gsMode: GSCameraExposureLockMode { get }

  • Horizontal position of the region center in the video (relative position, from left (0.0) to right (1.0)). Only accurate when mode is .region.

    Declaration

    Swift

    var regionCenterX: Double { get }

  • Vertical position of the region center in the video (relative position, from bottom (0.0) to top (1.0)). Only accurate when mode is .region.

    Declaration

    Swift

    var regionCenterY: Double { get }

  • Width of the region (relative to the video stream width, from 0.0 to 1.0). Only accurate when mode is .region.

    Declaration

    Swift

    var regionWidth: Double { get }

  • Height of the region (relative to the video stream height, from 0.0 to 1.0). Only accurate when mode is .region.

    Declaration

    Swift

    var regionHeight: Double { get }

  • Locks exposure on current exposure values.

    Declaration

    Swift

    func lockOnCurrentValues()

  • Locks exposure on a given region of interest defined by its center (taken from the video stream).

    Declaration

    Swift

    func lockOnRegion(centerX: Double, centerY: Double)

    Parameters

    horizontal

    Horizontal position in the video (relative position, from left (0.0) to right (1.0))
    vertical

    vertical position in the video (relative position, from bottom (0.0) to top (1.0))

  • Unlocks exposure.

    Declaration

    Swift

    func unlock()