Media playback is unsupported on your device

Could this technology change the future of TV adverts?

7 April 2014 Last updated at 12:49 BST

As more people watch television through on-demand streaming services and box sets, advertisers are finding it increasingly difficult to attract the attention of audiences.

But new video techniques are allowing advertisers to change the brand names or products that appear in television shows after they have been filmed and edited, which could help make their products more attractive.

Click's Marc Cieslak reports.

Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.

Copyright © 2015 BBC. The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.