# OTPublisherDelegate Protocol Reference

Conforms to | OTPublisherKitDelegate
Declared in | OTPublisher.h

## Overview

Used for sending messages for an OTPublisher instance.

### `– publisher:didChangeCameraPosition:`

Sent when the camera device is changed.

`- (void)publisher:(nonnull OTPublisher *)publisher didChangeCameraPosition:(AVCaptureDevicePosition)position`

#### Parameters

`publisher` | The publisher that signalled this event.
`position` | The position of the new camera.

#### Declared In

`OTPublisher.h`