2003.09.24 08:39 "[Tiff] [Lcms-user] Lab tiff with alpha", by Kai-Uwe Behrmann

2003.09.24 08:44 "[Tiff] [Lcms-user] Lab tiff with alpha", by Marti Maria


Just a guess, here are people more knowleableon TIFF that me, but this seems a case where unassociated alpha could apply...

Photoshop 7 saves ExtraSamples tag as EXTRASAMPLE_UNSPECIFIED

Marti Maria.