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Re: magic.mgk not found [WAS: Re: Issues & questions building Octave-3.4
From: |
Tatsuro MATSUOKA |
Subject: |
Re: magic.mgk not found [WAS: Re: Issues & questions building Octave-3.4.2 MinGW] |
Date: |
Mon, 8 Aug 2011 15:08:23 +0900 (JST) |
Hello
I have updated GraphicsMagick (version 1.3.7-> 1.3.12).
I have applied Benjamin's blob.c patch and place configuration files in
share/GraphicsMagick-1.3.12/config
Hope the above fixes the bug.
(In GraphicsMagick-1.3.12, magic.mgk is not used.)
http://www.tatsuromatsuoka.com/octave/Eng/Win/
Regards
Tatsuro
--- On Mon, 2011/8/8, Tatsuro MATSUOKA wrote:
> Hello
>
> Thank you for your report.
> I have been still using Graphics Magick 1.3.7.
> I will try to build Graphics Magick 1.3.12 including Benjamin's Patch.
>
> Regards
>
> Tatsuro
>
> --- On Mon, 2011/8/8, Philip Nienhuis wrote:
>
> > Hi Tatsuro,
> >
> > Picking up again on MinGW.
> > Reviving a post from July 9th...
> >
> > Tatsuro MATSUOKA wrote:
> > > Hello
> > >
> > > --- On Sun, 2011/7/10, Philip Nienhuis wrote:
> > <snip>
> > >> As to the tests, the three unexpected FAILs are in:
> > >> - imread.m
> > >> "imread: invalid image file: Magick++ exception: Magick: Unable to
> > >> access configuration file (magic.mgk) reported by magick/blob.c:1830
> > >> (GetConfigureBlob)"
> > >
> > > Hmmm. I have never seen this error.
> >
> > Could it be that you don't see this because you have your GraphicsMagick
> > development in place, so that GraphicsMagick knows where to find its config
> > file on your system?
> >
> > I tried with your binary; unzipped it, started Octave, and entered
> >
> > test imread
> >
> > to get the same error. Indeed, a search in the unzipped binary tree shows
> > no trace of magic.mgk.
> >
> >
> > In the 3.2.4 MinGW binary it is in /share/GraphicsMagick/config/
> >
> > Benjamin made some patches to GraphicsMagick to fix this issue for
> > Octave-3.2.0, see here:
> >
> > http://octave.1599824.n4.nabble.com/imread-on-Octave-3-2-0-for-Windows-td1636683.html
> >
> >
> > and here:
> >
> > http://octave.svn.sourceforge.net/viewvc/octave/trunk/octave-forge/admin/Windows/mingw32/graphicsmagick/GraphicsMagick-1.3.12-5.patch?revision=8447&content-type=text%2Fplain
> >
> > (line wrap!) The relevant patch for blob.c starts around L. 47. I've seen
> > this code snippet elsewhere when googling for solutions.
> >
> > The error can also be circumvented by adding a setenv statement in octaverc:
> > setenv ("MAGICK_CONFIGURE_PATH", "/full/path/to/magic.mgk")
> >
> > Philip
> >
>