Instance Method

requestMetadataDictionary(options:completion:)

Requests metadata and executes the completion block in place of the delegate.

Declaration

func requestMetadataDictionary(options: [ICCameraItemMetadataOption : Any]? = nil, completion: @escaping ([AnyHashable : Any]?, Error?) -> Void)

Discussion

The completion block executes on an any available queue; often this is not the main queue.