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  "title" : "Timed metadata dictionary keys"
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# Timed metadata dictionary keys

Dictionary keys for use with the [`allMetadata`](/documentation/MediaPlayer/MPTimedMetadata/allMetadata) property. All keys are optional.

## Topics

### Constants

[`let MPMoviePlayerTimedMetadataKeyName: String`](/documentation/MediaPlayer/MPMoviePlayerTimedMetadataKeyName)

The name of the timed metadata key.

[`let MPMoviePlayerTimedMetadataKeyInfo: String`](/documentation/MediaPlayer/MPMoviePlayerTimedMetadataKeyInfo)

Arbitrary information about the timed metadata.

[`let MPMoviePlayerTimedMetadataKeyMIMEType: String`](/documentation/MediaPlayer/MPMoviePlayerTimedMetadataKeyMIMEType)

The MIME type for the timed metadata.

[`let MPMoviePlayerTimedMetadataKeyDataType: String`](/documentation/MediaPlayer/MPMoviePlayerTimedMetadataKeyDataType)

The data type of the timed metadata.

[`let MPMoviePlayerTimedMetadataKeyLanguageCode: String`](/documentation/MediaPlayer/MPMoviePlayerTimedMetadataKeyLanguageCode)

The metadata language, expressed using ISO 639-2, in a string object.


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