Portrait Lighting Ratio Calculator – Key to Fill
Set your desired lighting ratio (2:1, 3:1, 4:1) and get the f‑stop difference between key and fill light for dramatic portrait effects.
UD5 Toolkit
Set your desired lighting ratio (2:1, 3:1, 4:1) and get the f‑stop difference between key and fill light for dramatic portrait effects.
Apply a blur effect to image background while keeping the subject sharp. Simple brush selection for area to keep sharp. CSS+Canvas implementation, local only.