El Dilluns, 10 de desembre de 2012, a les 15:03:40, Takuma TANAKA va escriure: > Dear Folks, > > I have got the pdf that has invalid font weight. > > The number of one character in the pdf is 850, > and pdftoppm result can not rasterize. > Please see attached the documents (FontWeight850.pdf and summary.jpg). > > I hope the patch that Mr. Stefan Thomas offered 2 years ago is applied. > But I also understand that such a font weight number isn't described in > pdf specification. > If poppler's policy doesn't accept such a font weight, I will handle > locally.
Which poppler are you using? Which pdftoppm command line options? I get the 3 here just fine. Cheers, Albert > > Thanks. > > > Albert Astals Cid wrote: > > > A Divendres, 30 d'abril de 2010, Stefan Thomas va escriure: > > > Hey folks, > > > > > > Got a quick patch. The GfxFont parses the FontWeight as per the PDF > > > Specification, allowing only certain discrete values and raising an > > > error otherwise. We've encountered PDFs in the wild that don't > > adhere to > > > > the standard. Acroread seems to handle the case gracefully, falling > > back > > > > to the nearest valid font weight. Poppler raises an error and ignores > > > the FontWeight property altogether. > > > > > > This patch adds the same graceful handling to Poppler. I don't see a > > > reason not to allow non-standard font weights. Poppler is a renderer, > > > not a validator. If we can handle this case gracefully and > > transparently > > > > to the user, we should. > > > > > > However, one could make an argument for adding a basic bounds check for > > > values outside of 50-950 or so. Personally I'm from the school of > > trying > > > > to handle problems as locally as possible, but if a PDF has a font > > > weight with nonsensical values, perhaps that would be better handled > > > with an error. We opted to go without the bounds check for simplicity, > > > but it would be easy enough to add: > > > > > > if (obj2.getNum() < 50 || obj2.getNum() > 950) error(-1, "Invalid Font > > > Weight"); > > > else if (obj2.getNum() <= 150) weight = W100; > > > [..etc..] > > > > Is there any chance we can get such a PDF? > > > > Albert _______________________________________________ poppler mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/poppler
