Read this: BBC - Research and Development: Dual Screen Experiences: the Secret Fortune Pilot and the Sync API
Summary: In that earlier blog post, I mention that technologies exist that are already being used to synchronise media on mobile devices to television programmes, such as audio fingerprinting and watermarking, video fingerprinting and watermarking and delivering synchronisation information via the Internet. Our most significant contribution to the work has been an API to permit the developers of dual-screen applications to ignore the details of specific synchronisation technologies. It provides a standard interface, behind which any number of information sources may be working individually or together to provide the application with information about what programme the user is watching if any, and what events are occurring in it that might trigger synchronised behaviour. - bbc.co.ukwww.bbc.co.ukBBC - Research and Development: Dual Scr…
Lots more recommendations to read at Trends - ukfree.tv.
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