A new report from US researcher Frost & Sullivan says that the digital encoder market will quadruple in size between now and 2012 and on the way will transform from processing just video to a wider range of multimedia. What are now revenues of around $500 million last year will become $2 billion by 2012, driven by the US mandate to shift analog TV to digital, as much as by IPTV moves, cable operators regeneration and the emergence of mobile TV. The report also says there will be a growth in digital video for enterprises universities, corporations and government agencies. At the same time the encoder market is beginning to commoditize with over 20 vendors competing for the business worldwide.…