> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes.

# inputVideoConstraints

> Default video input track constraints.

```ts
get inputVideoConstraints(): MediaTrackConstraints | undefined
set inputVideoConstraints(value): void
```

Default video input track constraints.

## **Parameters**

**`value`** `MediaTrackConstraints | undefined`

Constraints applied when acquiring video input. Pass `undefined` to clear. See [`MediaTrackConstraints`](https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackConstraints).

---

## **Examples**

```ts
console.log(client.preferences.inputVideoConstraints);
```