autoLensAperture
A special value that may be passed as the lensAperture parameter of a device’s setExposureModeCustom... methods to allow the system’s auto-exposure system to manage the aperture.
Declaration
class let autoLensAperture: FloatDiscussion
This value may be passed to setExposureModeCustom(lensAperture:duration:iso:completionHandler:) to enable “priority” modes, where some parameters are locked to specified values (given “priority”), whereas the ones specified as “auto” will be continually adjusted by the system to maintain image brightness.
See Also
Configuring exposure manually
setExposureModeCustom(duration:iso:completionHandler:)setExposureModeCustom(lensAperture:duration:iso:completionHandler:)autoExposureDurationautoISOcurrentLensApertureexposureDurationisolensApertureactiveMaxExposureDurationautomaticallyAdjustsExposureDurationautomaticallyAdjustsISOautomaticallyAdjustsLensApertureautoExposureLensApertureRateLimit