We have been talking about Beamr Imaging since IBC 2013 when the term “perceptual filter” was added to our vocabulary as a way of compressing video. The idea is simply to eliminate any detail that the human eye cannot see, simplifying the compression process and getting streams down to lower and lower bitrates. This week Beamr has caught up with the world of HEVC, and says it is ready with what it is calling 5x, claiming to support streams with 50% fewer bits for the same quality of video. This is similar to the claims made by codec specialist V-Nova recently when its second-generation Perseus codec emerged, but it has yet to implement a perceptual filter, which may take its…