[gdal-dev] compile gdal using the libpng 1.6.26

[Andrea Peri]

Hi Even,

I have resolved with your hints.

Thx for help.

Andrea.


2017-11-13 12:23 GMT+01:00 Even Rouault <even.rouault at spatialys.com>:

> On lundi 13 novembre 2017 09:00:38 CET Andrea Peri wrote:
>
> > Hi,
>
> > I have a trouble with my qgis-server.
>
> >
>
> > I have a debian stretch version 64bit where the libpng is at 1.6.26
> version.
>
> >
>
> > When I compile the gdal from source, it use its internal 1.2.56 version
> and
>
> > all is ok.
>
> >
>
> > After, when I go to compile the qgis. Its cmake finding system found the
>
> > system libpng 1.6.26 and the qgis is compile using it.
>
> >
>
> > But after this, when try to use the qgis-server (wms server) and asking
> the
>
> > png images.
>
> > It go in error .
>
> > The log explain me that the
>
> > qgis is compiled using the libpng-1.6.26 but is running using the
>
> > lib-1.2.56 version (of gdal).
>
> >
>
> > I'm not able to say to qgis to compile using the libpng of gdal, so I
> like
>
> > to try to say at the gdal to compile not using its internal version, but
>
> > instead using the 1.6.26 from system.
>
>
>
> Andrea,
>
>
>
> Yes, you should definitely compile GDAL against system libpng if you plan
> to use it with other libs/apps that also link against system libpng.
> Normally the base ./configure of GDAL should fetch your system libpng
> (unless you explicitly specify --with-png=internal). I've just verified it
> on Stretch
>
>
>
> Even
>
>
>
> --
>
> Spatialys - Geospatial professional services
>
> http://www.spatialys.com
>



-- 
-----------------
Andrea Peri
. . . . . . . . .
qwerty àèìòù
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