With iOS 18, Apple launched “Adaptive HDR.” This is a system of embedding an HDR representation of an image within an SDR image, allowing HDR support among legacy formats such as JPEG. While Adaptive HDR is Apple’s branding, this technology has existed for several years under Adobe’s Gain Map Initia…

Ghost Strips HDR Gain Map

system Closed April 7, 2025, 5:13pm 3

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