All photos

lucas wesney

green grass field and mountains under white clouds and blue sky during daytime

green grass field and mountains under white clouds and blue sky during daytime, Ultra
green grass field and mountains under white clouds and blue sky during daytime, Standard

Photo by lucas wesney on Unsplash · Original

Drag the seam — left of it is the SDR base (dynamic-range-limit: standard), right of it is the same JPEG decoded as an Ultra HDR gain map. Both use local long-edge-capped JPEGs so resolution and codec match exactly.

Gain map
https://icquwwyymqnvhcpufxje.supabase.co/storage/v1/object/public/static/gainmaps.com/photos/green-grass-field-and-mountains-under-white-clouds-and-blue-sky/gainmap-1280.jpg
Unsplash original
https://unsplash.com/photos/green-grass-field-and-mountains-under-white-clouds-and-blue-sky-during-daytime-s-y2HJElONo