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

Properties for TTML caption output.

- Stability: [Experimental](/cdk/api/stability.html)
- Source: [`lib/caption-settings.ts`](https://github.com/aws/aws-cdk/blob/v2.274.0-alpha.0/packages/@aws-cdk/aws-medialive-alpha/lib/caption-settings.ts#L403)

## 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';

declare const ttmlStyleControl: medialive_alpha.TtmlStyleControl;
const ttmlDestinationProps: medialive_alpha.TtmlDestinationProps = {
  styleControl: ttmlStyleControl,
};
```

## Properties

- `styleControl`: [TtmlStyleControl](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.TtmlStyleControl.html) = TtmlStyleControl.PASSTHROUGH — Whether to pass through style and position from a TTML-like source.