---
title: MLMediaObjectResolutionStringKey
framework: medialibrary
role: symbol
role_heading: Global Variable
path: medialibrary/mlmediaobjectresolutionstringkey
---

# MLMediaObjectResolutionStringKey

Specifies the media object’s resolution. The value for this key is a string (NSString) intended to be converted to a size (NSSize) using the NSSizeFromString(_:) method.

## Declaration

```swift
let MLMediaObjectResolutionStringKey: String
```

## See Also

### Constants

- [MLMediaObjectDurationKey](medialibrary/mlmediaobjectdurationkey.md)
- [MLMediaObjectArtistKey](medialibrary/mlmediaobjectartistkey.md)
- [MLMediaObjectAlbumKey](medialibrary/mlmediaobjectalbumkey.md)
- [MLMediaObjectGenreKey](medialibrary/mlmediaobjectgenrekey.md)
- [MLMediaObjectKindKey](medialibrary/mlmediaobjectkindkey.md)
- [MLMediaObjectTrackNumberKey](medialibrary/mlmediaobjecttracknumberkey.md)
- [MLMediaObjectBitRateKey](medialibrary/mlmediaobjectbitratekey.md)
- [MLMediaObjectSampleRateKey](medialibrary/mlmediaobjectsampleratekey.md)
- [MLMediaObjectChannelCountKey](medialibrary/mlmediaobjectchannelcountkey.md)
- [MLMediaObjectCommentsKey](medialibrary/mlmediaobjectcommentskey.md)
- [MLMediaObjectKeywordsKey](medialibrary/mlmediaobjectkeywordskey.md)
- [MLMediaObjectProtectedKey](medialibrary/mlmediaobjectprotectedkey.md)