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# AVMetadataSalientObject

An object representing a single salient area in a picture.

```
class AVMetadataSalientObject
```

## Overview

This object is an immutable type that describes the various features of the salient object in a picture.

## Topics

### Inspecting metadata

[`objectID`](/documentation/AVFoundation/AVMetadataSalientObject/objectID)

An integer value that defines the unique identifier of an object in a picture.


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