ISO 21496-1:2025
ISO 21496-1:2025 Digital photography - Gain map metadata for image conversion - Part 1: Dynamic range conversion
standard byInternational Organization for Standardization , 07/01/2025
standard byInternational Organization for Standardization , 07/01/2025
This document defines a gain map used in HDR digital photography applications, for dynamic range conversion between two image representations.
u000bThis includes the definition of the gain map metadata and its attributes, how to specify the gain map and associated metadata, and how to apply the gain map using this metadata.