self.cameraEngine.metadataDetection = .barcode
 
 self.cameraEngine.blockCompletionCodeDetection = { codeObject in
 print(codeObject.stringValue)
 let valueCode = codeObject.stringValue
 let frameCode = (codeObject as AVMetadataObject).bounds
 print(frameCode)
// self.displayLayerDetection(frame: frameCode)
 }