This document contains the draft text for changes to the Advanced Video Coding (AVC) standard (Rec. ITU-T H.264 | ISO/IEC 14496-10) to specify additional supplemental enhancement information (SEI) messages for content light level information, equirectangular projection, cubemap projection, sphere rotation, region-wise packing, omnidirectional viewport, SEI manifest, and SEI prefix, along with some corrections to the existing specification text.
Note that the drafted changes are based on Rec. ITU-T H.264 | ISO/IEC 14496-10 version 25, which was approved by ITU-T on 13 April 2017 and published on 2 August 2017, and which includes the colour remapping information SEI message that, for the WG 11 parent body, is specified in the PDAM1 proposed draft amendment in output document WG 11 N16675 (Geneva, January 2017).
