Yasushige Nakayama, NHK, presented
m15807 Issues of AudioBIFS to applying to an Advancement of
This noted that AudioBIFS has two difficulties for the ARIB system. First, it has not yet been reviewed, and to be fully reviewed would delay the system deployment, and second, it has a complexity that is too high for the consumer marketplace.
At the last MPEG meeting, NHK presented syntax and semantics for a way to signal the 22.2 program. Discussion amongst audio experts at this meeting resulted in an even simpler means to signal the 22.2. program using implicit channel signalling and an Annex describing the ARIB 22.2 loudspeaker layout. The simpler means was agreed to by NHK experts, and it was the consensus of the Audio Subgroup to incorporate this into the existing 13818-7:2006/Dcor1.
Johannes Boehm, Thomson, presented
m15866 Report on flexible signaling of audio channels to loudspeaker mapping using MPEG-4 BIFS
This presentation reported on the technical details of using MPEG-4 BIFS to describe the proposed ARIB 22.2 channel program. Systems Chair noted that
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