ISO/IEC 30137-4:2021

This document establishes requirements for the annotation of humans, human faces and other body parts, and arbitrary objects appearing in imagery. It specifies the following: —    metadata to be inserted in a video stream; —    encoding of full and partial spatial and temporal ground truth information for: —    objects present in a video, and —    objects absent in a video; —    procedures for different annotation of known and unknown subjects. This document does not specify: —    encoding of video data.