Enumeration

AVCaptureAutoFocusSystem

Constants that describe the autofocus system.

Declaration

typedef enum AVCaptureAutoFocusSystem : NSInteger {
    ...
} AVCaptureAutoFocusSystem;

Topics

Constants

AVCaptureAutoFocusSystemNone

Autofocus is not available.

AVCaptureAutoFocusSystemContrastDetection

A slower autofocus system based on differences in contrast.

AVCaptureAutoFocusSystemPhaseDetection

A faster autofoscus system based on differences in light phase.

See Also

Examining Focus and Exposure Attributes

minExposureDuration

A CMTime indicating the minimum supported exposure duration.

maxExposureDuration

A CMTime indicating the maximum supported exposure duration.

minISO

A floating point number indicating the minimum supported exposure ISO value.

maxISO

A floating point number indicating the maximum supported exposure ISO value.

autoFocusSystem

Returns the autofocus system.