SBSDKMultipleObjectScannerViewControllerDelegate Protocol Reference


                    
                    
                    -scannerControllerShouldAnalyseVideoFrame:

Asks the delegate whether to detect on the next video frame or not. Return NO if you don’t want detection on video frames, e.g. when a view controller is presented modally or when your view controller’s view currently is not in the view hierarchy.

Declaration

Objective-C

- (BOOL)scannerControllerShouldAnalyseVideoFrame:
    (nonnull SBSDKMultipleObjectScannerViewController *)controller;

Swift

optional func scannerControllerShouldAnalyseVideoFrame(_ controller: SBSDKMultipleObjectScannerViewController) -> Bool

Parameters


                                controller

The calling SBSDKMultipleObjectScannerViewController.

Return Value

YES if the video frame should be analyzed, NO otherwise.


                    
                    
                    -scannerControllerWillCaptureImage:

Tells the delegate that a still image is about to be captured. Here you can change the appearance of you custom shutter button or HUD to reflect in the UI that we are now busy taking an image.

Declaration

Objective-C

- (void)scannerControllerWillCaptureImage:
    (nonnull SBSDKMultipleObjectScannerViewController *)controller;

Swift

optional func scannerControllerWillCaptureImage(_ controller: SBSDKMultipleObjectScannerViewController)

Parameters


                                controller

The calling SBSDKMultipleObjectScannerViewController.


                    
                    
                    -scannerController:didCaptureOriginalImage:

Tells the delegate that a still image has been captured and its orientation has been corrected. Optional.

Declaration

Objective-C

- (void)scannerController:
            (nonnull SBSDKMultipleObjectScannerViewController *)controller
    didCaptureOriginalImage:(nonnull UIImage *)originalImage;

Swift

optional func scannerController(_ controller: SBSDKMultipleObjectScannerViewController, didCaptureOriginalImage originalImage: UIImage)

Parameters

`controller`	The calling SBSDKMultipleObjectScannerViewController.
`originalImage`	The whole captured image.


                    
                    
                    -scannerController:didCaptureObjectImagesInStorage:

Tells the delegate that object images have been captured and placed into the image storage. Optional.

Declaration

Objective-C

- (void)scannerController:
            (nonnull SBSDKMultipleObjectScannerViewController *)controller
    didCaptureObjectImagesInStorage:(nonnull id<SBSDKImageStoring>)imageStorage;

Swift

optional func scannerController(_ controller: SBSDKMultipleObjectScannerViewController, didCaptureObjectImagesInStorage imageStorage: SBSDKImageStoring)

Parameters

`controller`	The calling SBSDKMultipleObjectScannerViewController.
`imageStorage`	The image storage containing the captured object images.


                    
                    
                    -scannerControllerCustomShutterButton:

Asks the delegate for custom shutter release button. Optional.

Declaration

Objective-C

- (nullable UIButton *)scannerControllerCustomShutterButton:
    (nonnull SBSDKMultipleObjectScannerViewController *)controller;

Swift

optional func scannerControllerCustomShutterButton(_ controller: SBSDKMultipleObjectScannerViewController) -> UIButton?

Parameters


                                controller

The calling SBSDKMultipleObjectScannerViewController.

Return Value

An instance of your custom shutter release button. Target and action are set automatically by controller. If you return nil, the built-in standard button is used.