Problems w/ libpng 1.2.18 w/ links

Karel Kulhavy karel at barix.com
Fri Feb 29 01:28:12 PST 2008


lfs-dev-bounces at linuxfromscratch.org wrote on 02/26/2008 09:15:07 PM:

> On Fri, Feb 22, at 11:53 Nathan Coulson wrote:
> > On Fri, Feb 22, 2008 at 5:15 PM, DJ Lucas <dj at linuxfromscratch.org> 
wrote:
> > > Nathan Coulson wrote:
> > >  > I was playing w/ links in the linux framebuffer, and I came 
> across this error
> > >  >
> > >  > Error when loading compiled-in font: png_do_rgb_to_gray found
> nongray pixel.
> > >  > libpng error: png_do_rgb_to_gray found nongray pixel.
> > >  >
> > >  > a bit of googling pulled up this link
> > >  >
> > >  > http://bugs.gentoo.org/show_bug.cgi?id=181318
> > >  >
> > >  > There is a patch, located at
> > >  > http://bugs.gentoo.org/attachment.cgi?id=124398&action=view 
(found
> > >  > within the bugreport).
> > >  >
> > >  > I also noticed that  there is a libpng 1.2.25 on the download 
site.
> > >  >
> > >
> > >  Thanks Nathan.  I assume the patch fixed the problem for you.  I'll
> > >  verify that it's in 1.2.25 and get that in the book.  I'm using 
1.2.24
> > >  without issue (well, AFAIK without issue).
> > >
> > >  -- DJ Lucas
> > 
> > well, installing 1.2.25 fixed it for me...
> > 
> 
> Yes, same here.
> 
> I updated links to 2.1pre33.
> 
> Karel, I would appreciated it if you could have a look at the
> instructions [1] and provide feedback if any. Or any other configuration

Seems to be OK.

CL<
> item or whatever you think it's good to have it in the book.
> I enabled graphics support by default.
> I also checked the caution note by Alexander and I still see the same
> behavior that he describes. 
> 
> 1. http://wiki.linuxfromscratch.org/blfs/changeset?
> old_path=trunk&old=7197&new_path=trunk&new=7197
> 
> Dj, we have to either update libpng to 1.2.25 or patch 2.1.18.
> 
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