# Starting video input for the Amazon Chime SDK
<a name="start-video-input"></a>

The following example shows how to use the `VideoTransformDevice` object to start video input. 

```
// assuming that meetingSession has already been created
await meetingSession.audioVideo.startVideoInput(videoTransformDevice);
meetingSession.audioVideo.start();
meetingSession.audioVideo.startLocalVideoTile();
```