On Fri, May 27, 2011 at 5:11 PM, Peter Rolf <indi...@gmx.net> wrote: > Am 27.05.2011 15:09, schrieb Hartmut Henkel: >>>> @luigi: an ICC profile definitely breaks the <png copy> rules >>>> >>>> The only chunks left are >>>> >>>> IHDR PNG image header: 5900x4094, 8bits/sample, truecolor, >>> noninterlaced >>>> IDAT PNG image data >>>> .. >>>> IDAT PNG image data >>>> IEND end-of-image marker >>>> >>>> Mh, where is the show stopper? The compression method? >>>> >>> Looks like some of ConTeXt PDF/X-related settings is causing this. If I >>> reduce the code to the pure picture, the '(PNG copy)' is triggered. >>> Probably the active color management (default color space) is breaking >>> the copy process here. >> > Sorry Hartmut, my last statement is complete BS. I made a 'blind' run in > my lunch break, not inspecting the pdf. And sadly I had forgotten, that > I changed the test file yesterday to use a small png test graphic > instead of my big png. *brain vs. full stomach: 0:1* > > So the PDF/X settings have no influence on this. The big png is not > 'copied'. > Anyhow, this is not a serious problem and honestly I don't have that > much time now. When I have some more time I will use gdb to find the > failing condition in writepng.w. Will be interesting, the last time I > used gdb is more than 10 years ago. if you have an example with a public png I can take a look...
-- luigi ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________