TVICameraCapturerDelegate Protocol Reference

Conforms to	NSObject
Declared in	TVICameraCapturer.h

Overview

TVICameraCapturerDelegate receives important lifecycle events related to the capturer. By implementing these methods you can override default behaviour, or handle errors that may occur.

`– cameraCapturerPreviewDidStart:`

The camera capturer has started producing a local preview feed.

- (void)cameraCapturerPreviewDidStart:(nonnull TVICameraCapturer *)capturer

Parameters

`capturer`	The capturer which started.

Declared In

TVICameraCapturer.h

`– cameraCapturer:didStartWithSource:`

The camera capturer has started capturing live video.

- (void)cameraCapturer:(nonnull TVICameraCapturer *)capturer didStartWithSource:(TVIVideoCaptureSource)source

Parameters

`capturer`	The capturer which started.
`source`	The source which is now being captured.

Discussion

By default TVICameraCapturer mirrors (only) TVIVideoViewRenderer views when the source is TVIVideoCaptureSourceFrontCamera. If you respond to this delegate method then it is your responsibility to apply mirroring to renderers as you see fit.

Declared In

TVICameraCapturer.h

`– cameraCapturerWasInterrupted:`

The camera capturer was temporarily interrupted. Respond to this method to override the default behaviour.

- (void)cameraCapturerWasInterrupted:(nonnull TVICameraCapturer *)capturer

Parameters

`capturer`	The capture which was interrupted.

Discussion

You may wish to pause your TVILocalVideoTrack, or update your UI in repsonse to an interruption.

Declared In

TVICameraCapturer.h

`– cameraCapturer:didFailWithError:`

The camera capturer failed to start or stopped running with a fatal error.

- (void)cameraCapturer:(nonnull TVICameraCapturer *)capturer didFailWithError:(nonnull NSError *)error

Parameters

`capturer`	The capturer which stopped.
`error`	The error which caused the capturer to stop.

Declared In

TVICameraCapturer.h