LCBestShotDelegate

Objective-C

@protocol LCBestShotDelegate <NSObject>

Swift

protocol LCBestShotDelegate : NSObjectProtocol

Delegate of the best shot detector.

  • Called when a face is detected in the shot.

    Declaration

    Objective-C

    - (void)detectionRect:(CGRect)rect inFrameSize:(CGSize)frameSize;

    Swift

    func detectionRect(_ rect: CGRect, inFrameSize frameSize: CGSize)

    Parameters

    rect

    Detection area.
    frameSize

    Frame size.

  • Called when the best shot is found.

    Declaration

    Objective-C

    - (BOOL)bestShot:(nonnull LCBestShotModel *)bestShot;

    Swift

    func bestShot(_ bestShot: LCBestShotModel) -> Bool

    Parameters

    bestShot

    The best shot of the face.

    Return Value

    Return true, if the new best shots are no longer needed.

  • Called when the best shots are collected.

    Declaration

    Objective-C

    - (BOOL)multipartBestShots:(nonnull NSArray<LCBestShotModel *> *)bestShots;

    Swift

    func multipartBestShots(_ bestShots: [LCBestShotModel]) -> Bool

    Parameters

    bestShots

    The list of best shot of the face.

    Return Value

    Return true, if the new best shots are no longer needed.

  • Called if an error has occurred.

    Declaration

    Objective-C

    - (void)bestShotError:(nonnull NSError *)error;

    Swift

    func bestShotError(_ error: any Error)

    Parameters

    error

    Error.

  • Called when interactions finished.

    Declaration

    Objective-C

    - (void)interactionsFinishWith:
    (nonnull NSArray<LCInteractionFrameInfo *> *)interactionFrames;

    Swift

    func interactionsFinish(with interactionFrames: [LCInteractionFrameInfo])

    Parameters

    interactionFrames

    List of frames of completed actions and their names

  • Called if check for liveness is active.

    Declaration

    Objective-C

    - (void)livenessIsActive:(BOOL)isActive;

    Swift

    optional func livenessIsActive(_ isActive: Bool)

    Parameters

    isActive

    true if check for liveness is currently carried out.