Hi, On Fri, 2009-01-30 at 14:37 +0100, Ille wrote: > Is there any way to write exif datas to jpg files saved from x3f? > My guess is I should make exiv2 recognize Sigma's metadata but I know > nothing in C++. As you hinted yourself, my best bet would be to extend exiv2. (I have the exact same problem as you, I'm C++-blind ;)) /abrander