UDeep / device checks

Which HDR formats does this screen show?

The same pattern in each format. HDR is working if the 2x, 4x and 8x squares appear inside the white band. In SDR the band is plain white (F0).

F0 SDR PNG: control, the band stays plain white

SDR pattern

F1 Gain-map JPEG (ISO 21496-1 / Ultra HDR)

gain-map pattern

F2 16-bit PNG, PQ (cICP)

PNG PQ pattern

F3 AVIF 10-bit, PQ

AVIF PQ pattern

F4 AVIF 10-bit, HLG

AVIF HLG pattern

F5 HEVC 10-bit video, PQ (HDR10)

F6 HEVC 10-bit video, HLG