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

Properties for pipeline output locking.

- Stability: [Experimental](/cdk/api/stability.html)
- Source: [`lib/channel.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0-alpha.0/packages/@aws-cdk/aws-medialive-alpha/lib/channel.ts#L656)

## Example

```ts
// Video-aligned pipeline locking — useful when sources lack reliable timecodes
const locking = medialive.OutputLocking.pipeline({
  method: medialive.PipelineLockingMethod.VIDEO_ALIGNMENT,
});
```

## Properties

- `customEpoch`: string — A custom epoch (ISO-8601 timestamp) to lock outputs to.

  **Default:** service default

- `method`: [PipelineLockingMethod](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.PipelineLockingMethod.html) — The method MediaLive uses to synchronise the pipelines.

  **Default:** SOURCE_TIMECODE, applied by MediaLive