> **Experimental**
>
> `@aws-cdk/aws-medialive-alpha` is an [**experimental**](/stability) (alpha) package: its API may change in any release, without a major version bump.
# CaptionDashRole

A DASH role to assign to a captions output (used when the output carries DVB DASH accessibility signaling).

- Stability: [Experimental](/cdk/api/stability.html)
- Source: [`lib/encode-configuration.ts`](https://github.com/aws/aws-cdk/blob/v2.274.0-alpha.0/packages/@aws-cdk/aws-medialive-alpha/lib/encode-configuration.ts#L851)

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import * as medialive_alpha from '@aws-cdk/aws-medialive-alpha';
const captionDashRole = medialive_alpha.CaptionDashRole.ALTERNATE;
```

## Properties

- `ALTERNATE`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Alternate.

- `CAPTION`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Caption.

- `COMMENTARY`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Commentary.

- `DESCRIPTION`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Description.

- `DUB`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Dub.

- `EASYREADER`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Easy reader.

- `EMERGENCY`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Emergency.

- `FORCED_SUBTITLE`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Forced subtitle.

- `KARAOKE`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Karaoke.

- `MAIN`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Main.

- `METADATA`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Metadata.

- `SUBTITLE`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Subtitle.

- `SUPPLEMENTARY`: [CaptionDashRole](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.CaptionDashRole.html) (required) (static) — Supplementary.

- `value`: string (required) — The underlying string value passed to CloudFormation.

## Methods

- `of(value: string): CaptionDashRole // chainable` (static) — A value not yet modelled by AWS CDK.