On 20/04/12 21:44, Thomas Freitag wrote: > Am 20.04.2012 13:47, schrieb Thomas Freitag: >> Am 16.04.2012 22:53, schrieb Ralph: >>> Hey Thomas, >>> >>> Here's the PDF in question. Quite a nasty one imho ;) >>> >>> Thanks for getting back to me, sorry for the delay. >> Hey Ralph! >> >> In the meantime I found some time to have a look into it: The PDF has >> 12153 image masks in pattern colorspace. My first try to render it >> under Windows with pdftoppm compiled in debug mode dies after 22 >> minutes with out of memory. >> Then I encountered, that my implementation of colorizing image masks >> in pattern colorspace in splash could be optimized. I gave it a try, >> and now I'm able to render it in 250 seconds (still Windows debug >> mode). It's still not so fast, but at least it works. > Additional information: > > Under Unix 64 bit release mode it takes now 74 seconds. But You can use > pdftocairo (only 18 seconds) if You accept, that cairo isn't able to > render image masks in pattern colorspace correctly :-)
Are you using git master? The fix for bug 47739 should have fixed image masks with patterns in cairo output. > > Thomas >> My problem now is, that my code base is in the meantime completely >> different than git master, because Albert wasn't able to commit my >> DeviceN implementation and suspend it until 0.22. Therefore I opened a >> bug: https://bugs.freedesktop.org/show_bug.cgi?id=48964. I need to >> discuss it with Albert in which order my enhancements could be committed. >> At least I'll regtest my changes coming weekend, and perhaps I create >> a patch for it only... >> >> BTW, it would probably help if You can send the PDF also to Albert... >> >> Cheers, >> Thomas >> >> On Wednesday, April 11, 2012 at 6:49 AM, Thomas Freitag wrote: >>> Am 11.04.2012 15:35, schrieb Ralph: >>>> Hi Folks, >>>> >>>> I have a PDF file that's causing pdftoppm to hang. Looking at an strace >>>> shows that it's doing *something* but it's taking much longer than >>>> expected (at least over a few minutes). This is present on 0.18.3 and >>>> 0.19.2. >>>> >>>> I would attach the file to a bug post, but I'd rather email it out >>>> directly as it's a customers PDF and not mine. Who should I send this >>>> bugger to? >>> If You don't care, send it to me in private. Then I'll have a look at it >>> probably next weekend. >>> >>> Thomas >>>> Thanks for all the help, >>> _______________________________________________ >>> poppler mailing list >>> [email protected] (mailto:[email protected]) >>> http://lists.freedesktop.org/mailman/listinfo/poppler >> >> >> _______________________________________________ >> poppler mailing list >> [email protected] >> http://lists.freedesktop.org/mailman/listinfo/poppler > > > > _______________________________________________ > poppler mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/poppler _______________________________________________ poppler mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/poppler
