At these resolutions, I’d rather use OpenEXR or TIFF, because it’s very likely something beyond usual photography or casual internet pictures, such as astronomical/medical imagery or 3D scene imagery/textures, both of which benefit from multichannel and full precision multilayer capabilities due to being likely a composition of different wavelengths for the first or different aspects/passes for a 3D scene (diffuse light, roughness, emissive light, etc).
At these resolutions, I’d rather use OpenEXR or TIFF, because it’s very likely something beyond usual photography or casual internet pictures, such as astronomical/medical imagery or 3D scene imagery/textures, both of which benefit from multichannel and full precision multilayer capabilities due to being likely a composition of different wavelengths for the first or different aspects/passes for a 3D scene (diffuse light, roughness, emissive light, etc).
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