---
title: BarcodeObservation
framework: vision
role: symbol
role_heading: Structure
path: vision/barcodeobservation
---

# BarcodeObservation

An object that represents barcode information that an image-analysis request detects.

## Declaration

```swift
struct BarcodeObservation
```

## Topics

### Creating an observation

- [init(_:)](vision/barcodeobservation/init(_:).md)

### Getting the bounding region

- [boundingRegion](vision/barcodeobservation/boundingregion.md)

### Inspecting an observation

- [RequestDescriptor](vision/requestdescriptor.md)
- [isColorInverted](vision/barcodeobservation/iscolorinverted.md)
- [isGS1DataCarrier](vision/barcodeobservation/isgs1datacarrier.md)

### Getting the payload

- [payloadData](vision/barcodeobservation/payloaddata.md)
- [payloadString](vision/barcodeobservation/payloadstring.md)
- [supplementalPayloadData](vision/barcodeobservation/supplementalpayloaddata.md)
- [supplementalPayloadString](vision/barcodeobservation/supplementalpayloadstring.md)

### Getting the symbology

- [symbology](vision/barcodeobservation/symbology.md)
- [BarcodeSymbology](vision/barcodesymbology.md)

### Getting the composite type

- [supplementalCompositeType](vision/barcodeobservation/supplementalcompositetype.md)
- [BarcodeObservation.CompositeType](vision/barcodeobservation/compositetype.md)

## Relationships

### Conforms To

- [BoundingBoxProviding](vision/boundingboxproviding.md)
- [Copyable](swift/copyable.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Decodable](swift/decodable.md)
- [Encodable](swift/encodable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [Hashable](swift/hashable.md)
- [QuadrilateralProviding](vision/quadrilateralproviding.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [VisionObservation](vision/visionobservation.md)