HDR Image Formats Explained (V): Understanding Headroom in Gainmap

A seemingly redundant parameter: The role and correct writing method of Alternate HDR Headroom in the ISO 21496-1 standard

2025.12.17

HDR Image Formats Explained (IV): ISO 21496-1 — the unified Gainmap standard

Say goodbye to messy proprietary formats — ISO 21496-1 brings a unified specification for Gainmap HDR images

2025.08.30

HDR Image Formats Explained (III): UltraHDR and MPF

A backwards-compatible HDR image scheme based on dual-layer JPEG and Gainmap, now widely adopted

2025.08.26

HDR Image Format Analysis (II): JPEG and Its Modifications

A deep dive into the structure of JPEG and the modifications made to support new features

2025.08.24

Decoding HDR Image Formats (I): Basic Concepts of Gainmap

Achieving HDR while ensuring excellent backward compatibility by packaging SDR and HDR images within a single file.

2025.08.19
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