Hi Andrea, On Tue, Jun 24, 2014 at 3:21 PM, Andrea Peri <[email protected]> wrote:
> Hi Larry, > > thx for hints, > > I never suppose the jpeg was due to a plugin. > I check the existence of libjpeg, but never seen for a plugin folder > because I'm running only the qgis-server without any desktop > capability. > > Now searching for this plugin folder, > effectively I see a broken symbolic link in the > /usr/share/qt4/plugins forward a ../../lib/qt4/plugins > > It seem like if I'm not install something.... > :/ > Not sure what might be missing (or what Debian and Qt versions you are using), but it seems the image format plugins are part of the QtGui package install [0]. [0] https://packages.debian.org/wheezy/amd64/libqtgui4/filelist Regards, Larry > I choose to install many libs from debian repos > also these two: > pyqt4-dev-tools, python-qt4-dev > > Perhaps I miss something other lib, > but I guess this should be report by the cmake routines. > > Perhaps a missing check in the cmake ? > > Now I need to understand what library is missing. > Unfortunately I'm not so skill with qt libs. > > there is somewhere a list of all the need libraries ? > > Thx, > > Andrea. > > 2014-06-24 21:46 GMT+02:00 Larry Shaffer <[email protected]>: > > Hi Andrea, > > > > It sounds to me like your Qt, when loaded by qgis_mapserv.fcgi, is not > > correctly finding the 'plugins' directory, specifically its > 'imageformats' > > subdirectory. If that machine also runs QGIS Desktop, you can verify > your Qt > > install has the image plugins by launching QGIS and checking the > Providers > > section in the About QGIS dialog. > > > > Since Qt has native, built-in support for PNG, it should always be able > to > > render a WMS request to PNG. If Qt can not load the Qt JPEG image format > > plugin, then JPEG will not be rendered. > > > > Just guessing, but you may try setting the env variable QT_PLUGIN_PATH in > > the FCGI environment to help Qt find the plugins directory [0]. If the > > imageformats subdirectory is missing some plugins, then there is > something > > funky/missing with your Qt install. > > > > [0] http://qt-project.org/doc/qt-4.8/deployment-plugins.html > > > > Regards, > > > > Larry > > > > > > On Tue, Jun 24, 2014 at 7:26 AM, Andrea Peri <[email protected]> > wrote: > >> > >> Hi, > >> I do some tests. > >> Using a shell environment to see any error returned. > >> > >> I see using the > >> "FORMAT=image/png" > >> the image is correctly returned. > >> Instead using the > >> "FORMAT=image/jpeg" > >> the image is not returned. > >> But no crash at all. > >> Simply the qgis-server request will end returning nothing. > >> > >> Also using a debug session no error reported. > >> Only apparently return nothing. > >> > >> > >> A. > >> > >> > >> 2014-06-24 14:31 GMT+02:00 Andrea Peri <[email protected]>: > >> > Hi, > >> > I'm having some trouble with qgis-server and the output in jpeg > format. > >> > > >> > The request getmap using the jpeg format as not response at all. > >> > > >> > I try on two distinct debian machine but the result is the same. > >> > > >> > So I guess the most probable theory is the lack of a library or a > >> > library too early on Debian stable distro'. > >> > > >> > So I like to know what is the used jpeg library and if there is a > >> > minimal version for the jpeg library used. > >> > > >> > Thx > >> > -- > >> > ----------------- > >> > Andrea Peri > >> > . . . . . . . . . > >> > qwerty àèìòù > >> > ----------------- > >> > >> > >> > >> -- > >> ----------------- > >> Andrea Peri > >> . . . . . . . . . > >> qwerty àèìòù > >> ----------------- > >> _______________________________________________ > >> Qgis-developer mailing list > >> [email protected] > >> http://lists.osgeo.org/mailman/listinfo/qgis-developer > > > > > > > > -- > ----------------- > Andrea Peri > . . . . . . . . . > qwerty àèìòù > ----------------- >
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