If you already have a no-text image version of it, you could try running an OCR Software over it.
hehe well if you do decide to translate the dang thing please send me the text output so I can enter into my Realm ;-)
You shouldn't have a PDF of Shadows of Europe.
I took time to get information, the additions of the French edition are : - rules for SR4 (it was released shortly after the SR4 French edition) - details about the Europacorps