Re: [Ubuntu] cpp and python codes not able to access gdal library
Angelos, Adding the following to the code works... sys.path.insert(0,"/usr/lib/python2.7/dist-packages") is there any other way to avoid adding this line? Regards, Alassane On Mon, Oct 24, 2016 at 9:03 AM, Angelos Tzotsos <gcpp.kal...@gmail.com> wrote: > Hi, > > Sorry for the delayed response. > Is this issue still open? > > Best, > Angelos > > > On 10/14/2016 03:23 PM, alassane toure wrote: > >> Not sure how to obtain the installed version for python-gdal but here is >> how i installed it (if that can help) >> >> sudo apt-add-repository ppa:ubuntugis/ubuntugis-unstable >> sudo apt-get update >> sudo apt-get install python-gdal >> >> Thanks for your suggestions >> >> Alassane >> >> On Fri, Oct 14, 2016 at 8:16 AM, alassane toure <atou...@gmail.com> >> wrote: >> >> GDAL is 1.11.2 as I had other issues with 2.1.0. and python-gdal has to be >>> the most recent one. I will let you know as soon i get on the server. >>> >>> Thanks. >>> >>> Alassane >>> >>> On Fri, Oct 14, 2016 at 4:28 AM, Angelos Tzotsos <gcpp.kal...@gmail.com> >>> wrote: >>> >>> Hi, >>>> >>>> Can you please list the versions of libgdal and python-gdal that are >>>> installed on your machine? >>>> >>>> Best, >>>> Angelos >>>> >>>> >>>> On 10/14/2016 06:41 AM, alassane toure wrote: >>>> >>>> Even, >>>> >>>> I tried the followings but the response did not change... >>>> >>>> sudo apt-add-repository ppa:ubuntugis/ubuntugis-unstable >>>> sudo apt-get update >>>> sudo apt-get install python-gdal >>>> >>>> Any suggestions? >>>> Thanks, >>>> Alassane >>>> >>>> On Thu, Sep 8, 2016 at 3:51 AM, Even Rouault < >>>> even.roua...@spatialys.com> <even.roua...@spatialys.com> >>>> >>>> wrote: >>>> >>>> >>>> Alassane, >>>> >>>> >>>> I developed a gdal code on my local machine and it worked. Having gdal >>>> >>>> and >>>> >>>> g++ working on the server my compilation of the same code resulted in >>>> the >>>> following response... >>>> >>>> gcc -o applymask applymask.cpp -I /usr/include/gdal -lgdal -lm >>>> applymask.cpp: In function âint main(int, char**)â: >>>> applymask.cpp:63:95: warning: ignoring return value of âCPLErr >>>> GDALRasterBand::RasterIO(GDALRWFlag, int, int, int, int, void*, int, >>>> >>>> int, >>>> >>>> GDALDataType, GSpacing, GSpacing, GDALRasterIOExtraArg*)â, declared with >>>> attribute warn_unused_result [-Wunused-result] >>>> Band->RasterIO( GF_Read, 0, iLine,nXSize, 1, inScanline, >>>> nXSize, >>>> 1, GDT_Float32,0, 0 ); >>>> >>>> ^ >>>> applymask.cpp:64:101: warning: ignoring return value of âCPLErr >>>> GDALRasterBand::RasterIO(GDALRWFlag, int, int, int, int, void*, int, >>>> >>>> int, >>>> >>>> GDALDataType, GSpacing, GSpacing, GDALRasterIOExtraArg*)â, declared with >>>> attribute warn_unused_result [-Wunused-result] >>>> maskBand->RasterIO( GF_Read, 0, iLine,nXSize, 1, maskScanline, >>>> nXSize, 1, GDT_Float32,0, 0 ); >>>> >>>> ^ >>>> applymask.cpp:75:94: warning: ignoring return value of âCPLErr >>>> GDALRasterBand::RasterIO(GDALRWFlag, int, int, int, int, void*, int, >>>> >>>> int, >>>> >>>> GDALDataType, GSpacing, GSpacing, GDALRasterIOExtraArg*)â, declared with >>>> attribute warn_unused_result [-Wunused-result] >>>> outBand->RasterIO( GF_Write, 0, iLine,nXSize, 1, outScanline, >>>> nXSize, >>>> >>>> 1, >>>> >>>> GDT_Float32,0, 0 ); >>>> >>>> >>>> The warning says it all. You use GDALRasterBand::RasterIO() but do not >>>> check >>>> the return value. You probably don't get it on your local machine since >>>> it >>>> might use an older version of GDAL where this method wasn't tagged with >>>> the >>>> warn_unused_result attribute. >>>> >>>> The right fix is to check the return value and do something appropriate. >>>> Or you >>>> can silence the warning by enclosing the calls in >>>> CPL_IGNORE_RET_VAL(...) >>>> >>>> >>>> Also, my python code does not import all refered libraries including >>>> >>>> gdal. >>>> >>>>File "/usr/local/bin/CD4DEM.py", line 12, in >>>> import gdalImportError: No module named gdal >>>> >>>> Did you install the python-gdal package ? >>>> >>>> Even >>>> >>>> -- >>>> Spatialys - Geospatial professional serviceshttp://www.spatialys.com >>>> >>>> >>>> >>>> ___ >>>> UbuntuGIS mailing listUbuntu@lists.osgeo.orghttp:// >>>> lists.osgeo.org/mailman/listinfo/ubuntuhttp://trac. >>>> osgeo.org/ubuntugis/wiki >>>> >>>> >>>> >>>> -- >>>> Angelos Tzotsos, PhD >>>> OSGeo Charter Memberhttp://users.ntua.gr/tzotsos >>>> >>>> >>>> > > -- > Angelos Tzotsos, PhD > OSGeo Charter Member > http://users.ntua.gr/tzotsos > > ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
Re: [Ubuntu] cpp and python codes not able to access gdal library
GDAL is 1.11.2 as I had other issues with 2.1.0. and python-gdal has to be the most recent one. I will let you know as soon i get on the server. Thanks. Alassane On Fri, Oct 14, 2016 at 4:28 AM, Angelos Tzotsos <gcpp.kal...@gmail.com> wrote: > Hi, > > Can you please list the versions of libgdal and python-gdal that are > installed on your machine? > > Best, > Angelos > > > On 10/14/2016 06:41 AM, alassane toure wrote: > > Even, > > I tried the followings but the response did not change... > > sudo apt-add-repository ppa:ubuntugis/ubuntugis-unstable > sudo apt-get update > sudo apt-get install python-gdal > > Any suggestions? > Thanks, > Alassane > > On Thu, Sep 8, 2016 at 3:51 AM, Even Rouault <even.roua...@spatialys.com> > <even.roua...@spatialys.com> > wrote: > > > Alassane, > > > I developed a gdal code on my local machine and it worked. Having gdal > > and > > g++ working on the server my compilation of the same code resulted in the > following response... > > gcc -o applymask applymask.cpp -I /usr/include/gdal -lgdal -lm > applymask.cpp: In function âint main(int, char**)â: > applymask.cpp:63:95: warning: ignoring return value of âCPLErr > GDALRasterBand::RasterIO(GDALRWFlag, int, int, int, int, void*, int, > > int, > > GDALDataType, GSpacing, GSpacing, GDALRasterIOExtraArg*)â, declared with > attribute warn_unused_result [-Wunused-result] > Band->RasterIO( GF_Read, 0, iLine,nXSize, 1, inScanline, nXSize, > 1, GDT_Float32,0, 0 ); > >^ > applymask.cpp:64:101: warning: ignoring return value of âCPLErr > GDALRasterBand::RasterIO(GDALRWFlag, int, int, int, int, void*, int, > > int, > > GDALDataType, GSpacing, GSpacing, GDALRasterIOExtraArg*)â, declared with > attribute warn_unused_result [-Wunused-result] > maskBand->RasterIO( GF_Read, 0, iLine,nXSize, 1, maskScanline, > nXSize, 1, GDT_Float32,0, 0 ); > > ^ > applymask.cpp:75:94: warning: ignoring return value of âCPLErr > GDALRasterBand::RasterIO(GDALRWFlag, int, int, int, int, void*, int, > > int, > > GDALDataType, GSpacing, GSpacing, GDALRasterIOExtraArg*)â, declared with > attribute warn_unused_result [-Wunused-result] >outBand->RasterIO( GF_Write, 0, iLine,nXSize, 1, outScanline, nXSize, > > 1, > > GDT_Float32,0, 0 ); > > > The warning says it all. You use GDALRasterBand::RasterIO() but do not > check > the return value. You probably don't get it on your local machine since it > might use an older version of GDAL where this method wasn't tagged with the > warn_unused_result attribute. > > The right fix is to check the return value and do something appropriate. > Or you > can silence the warning by enclosing the calls in CPL_IGNORE_RET_VAL(...) > > > Also, my python code does not import all refered libraries including > > gdal. > > File "/usr/local/bin/CD4DEM.py", line 12, in > import gdalImportError: No module named gdal > > Did you install the python-gdal package ? > > Even > > -- > Spatialys - Geospatial professional serviceshttp://www.spatialys.com > > > > ___ > UbuntuGIS mailing > listUbuntu@lists.osgeo.orghttp://lists.osgeo.org/mailman/listinfo/ubuntuhttp://trac.osgeo.org/ubuntugis/wiki > > > > -- > Angelos Tzotsos, PhD > OSGeo Charter Memberhttp://users.ntua.gr/tzotsos > > ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
[Ubuntu] python-grass code not working on ubuntu
group, I believe i installed grass70 on my server as the main interface comes up when i issue "grass70". However, when i execute a python-grass code, the response is ... ERROR: ERROR: Please install the GRASS GIS development package ERROR: Cannot find GRASS GIS 7 start script (grass70 --config path) Your suggestion is appreciated. Regards, Alassane ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
Re: [Ubuntu] gdal 1.9.1 installation
Johan Further to a compilation issue (see previous emails) since I was unable to uninstall gdal, I uninstalled ubuntu and cleaned related partitions from my windows machine. I now have the new ubuntu version installed and followed your instruction: %sudo apt-get install libgdal-dev The gdal installation went ok but when I compile a simple program, the following error came up.. %gcc -o test imagescale.cpp -I /usr/include/gdal -lgdal -lm gcc: error trying to exec 'cc1plus': execvp: No such file or directory your thoughts/help is appreciated. Regards, Alassane On Tue, Nov 4, 2014 at 12:15 PM, alassane toure atou...@gmail.com wrote: It appears no uninstall script was provided! Any thoughts to go around this? THanks, On Tue, Nov 4, 2014 at 9:57 AM, alassane toure atou...@gmail.com wrote: Johan, uninstall command is not working alassane@Achile:~/Downloads/gdal-1.11.1$ sudo make uninstall make: *** No rule to make target `uninstall'. Stop. Any thoughts? On Tue, Nov 4, 2014 at 9:46 AM, Johan Van de Wauw johan.vandew...@gmail.com wrote: It looks like you messed up with your two versions of gdal: using a different version of gdal than the one you linked to . Better uninstall your self installed version [ sudo make uninstall ]. Than compile again. Johan On Tue, Nov 4, 2014 at 5:43 PM, alassane toure atou...@gmail.com wrote: Group, Any thoughts on how to fix the following error (no version information available) resulting from running a gdal executable? ./mosaic_test /home/alassane/Data/IPDSData/testAOI.tif /home/alassane/Data/IPDSData/testbg.tif /home/alassane/Data/IPDSData/testmask.tif /home/alassane/Data/IPDSData/colorcode.tif /home/alassane/Data/IPDSData/eqbt.tif /home/alassane/Data/IPDSData/stdbt.tif /home/alassane/Data/IPDSData/eqbt.dat /home/alassane/Data/IPDSData/stdbt.dat ./mosaic_test: /usr/local/lib/libgdal.so.1: no version information available (required by ./mosaic_test) Thanks, Alassane On Mon, Nov 3, 2014 at 5:17 PM, alassane toure atou...@gmail.com wrote: Hi Johan I had a program working ok with the previous gdal version but i am it is displaying the following errors... ./mosaic_test /home/alassane/Data/IPDSData/testAOI.tif /home/alassane/Data/IPDSData/testbg.tif /home/alassane/Data/IPDSData/testmask.tif /home/alassane/Data/IPDSData/colorcode.tif /home/alassane/Data/IPDSData/eqbt.tif /home/alassane/Data/IPDSData/stdbt.tif /home/alassane/Data/IPDSData/eqbt.dat /home/alassane/Data/IPDSData/stdbt.dat ./mosaic_test: /usr/local/lib/libgdal.so.1: no version information available (required by ./mosaic_test) Same error when compiled under the new gdal version! Any thoughts? Thanks, On Mon, Nov 3, 2014 at 2:22 PM, alassane toure atou...@gmail.com wrote: No error as a result!!! Thank you very much! On Mon, Nov 3, 2014 at 2:15 PM, Johan Van de Wauw johan.vandew...@gmail.com wrote: On Mon, Nov 3, 2014 at 10:00 PM, alassane toure atou...@gmail.com wrote: Please find attached the code and associated error after compilation... gcc -o test imagescale.cpp -I /usr/include/gdal -lgdal /usr/bin/ld: /tmp/ccrySeCX.o: undefined reference to symbol 'floor@@GLIBC_2.2.5' //lib/x86_64-linux-gnu/libm.so.6: error adding symbols: DSO missing from command line collect2: error: ld returned 1 exit status You are missing libmath, add -lm (previous versions of gcc had this automatically): gcc -o test imagescale.cpp -I /usr/include/gdal -lgdal -lm On Mon, Nov 3, 2014 at 1:41 PM, Johan Van de Wauw johan.vandew...@gmail.com wrote: Please include the error. And possibly also the file if it is no secret, will help you get a much better answer. Johan BTW: keep the ubuntugis list in cc, other people may benefit from reading how we solved your problem. On Mon, Nov 3, 2014 at 9:39 PM, alassane toure atou...@gmail.com wrote: Hi Johan, I am not a sophisticated user of gdal. I am looking for the easiest way to have the compiler running. As such, I followed your instruction by running the version included in ubuntu sudo apt-get install libgdal-dev but the compilation of the program test.cpp did not work. This issue started when i install the latest ubuntu version. Again, thanks for your insight! On Mon, Nov 3, 2014 at 1:26 PM, Johan Van de Wauw johan.vandew...@gmail.com wrote: Hello Alassane, First of all, you should tell us what you actually want to achieve. You may be better of using the gdal libraries which are already part of ubuntu rather than compiling your own version. If you want to use the version of gdal included in ubuntu install the package libgdal-dev . You can do so using your favorite package manager or using the command prompt: sudo apt-get install libgdal-dev
Re: [Ubuntu] gdal 1.9.1 installation
Group, I downloaded the gdal version 1.11.1 and followed instructions provided in http://trac.osgeo.org/gdal/wiki/BuildingOnUnix % cd gdal % ./configure % make % su Password: # make install # exit All went well but without a 'su' credential, I was unable to complete the installation. I am running windows and unix on the same machine with the same access username and password. Do i need to create a su account or is there another way to have the gdal compiler working again? I appreciate your help Regards, Alassane On Thu, May 24, 2012 at 1:16 PM, Alassane Toure atou...@gmail.com wrote: Group, I need help to install GDAL 1.9.1 on Ubuntu 12.04. I first downloaded gdal-1.9.1.tar.gz, uncompressed it and executed ./configure. Where do I go from here? Thanks for your help ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
[Ubuntu] runtime error on one machine but not the other
Group, I created a gdal program and the executable works well on my machine but not on a colleague's machine. The program fuses two tif files but generates the following error... (0,490) of size 8763x1 on raster of 107x77. ERROR 5: /var/www/mapdata/gsp/results/1_vegwork_l5041036_03620110524_15_08_2012_1_39_12_output_bg.tif, band 1: Access window out of range in RasterIO(). Requested The compiled program on the problem machine does not work on that machine but runs fine on my machine! Any idea out there? I would appreciate your comments/suggestions. Regards, Alassane ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
Re: [Ubuntu] gdal 1.9.1 installation
On 05/29/2012 06:17 AM, Nick Ves wrote: apt-cache show libgdal-dev Nick, We are making little progress. I issued sudo apt-get install libgdal1libgdal-dev and checked the version installed which was version 1.9.0. However, no 1.9.0 library version was available in /usr/lib directory. As a result, when compiling a program, the system response was/usr/bin/ld: cannot find -lgdal1.9.0. The command used for compilation was gcc -o test mygdalprogram.cpp -I /usr/include/gdal -lgdal1.9.0. Any more thoughts? Again thanks, Alassane ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
Re: [Ubuntu] gdal 1.9.1 installation
On 05/29/2012 12:24 PM, Etienne Tourigny wrote: you have to link with -lgdal On Tue, May 29, 2012 at 1:56 PM, Alassane Toureatou...@gmail.com wrote: On 05/29/2012 06:17 AM, Nick Ves wrote: apt-cache show libgdal-dev Nick, We are making little progress. I issued sudo apt-get install libgdal1 libgdal-dev and checked the version installed which was version 1.9.0. However, no 1.9.0 library version was available in /usr/lib directory. As a result, when compiling a program, the system response was /usr/bin/ld: cannot find -lgdal1.9.0. The command used for compilation was gcc -o test mygdalprogram.cpp -I /usr/include/gdal -lgdal1.9.0. Any more thoughts? Again thanks, Alassane ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki Etienne, Problem solved! Thanks to all of you for your valuable inputs. Alassane ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
[Ubuntu] gdal 1.9.1 installation
Group, I need help to install GDAL 1.9.1 on Ubuntu 12.04. I first downloaded gdal-1.9.1.tar.gz, uncompressed it and executed ./configure. Where do I go from here? Thanks for your help ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
Re: [Ubuntu] gdal 1.9.1 installation
Roland, I followed the steps as suggested by the link and a couple of errors came up after issuing make -rpath /usr/local/lib \ -no-undefined \ -version-info 17:1:16 libtool: link: unable to infer tagged configuration libtool: link: specify a tag with `--tag' make[1]: *** [libgdal.la] Error 1 make[1]: Leaving directory `/home/alassane/Downloads/gdal-1.9.1' make: *** [check-lib] Error 2 Any suggestion to fix this? Again thanks, Alassane On 05/24/2012 02:21 PM, Roland van Laar wrote: On 05/24/2012 09:16 PM, Alassane Toure wrote: Group, I need help to install GDAL 1.9.1 on Ubuntu 12.04. I first downloaded gdal-1.9.1.tar.gz, uncompressed it and executed ./configure. Where do I go from here? Have you read: http://trac.osgeo.org/gdal/wiki/BuildingOnUnix It contains the information needed for building GDAL. Roland Thanks for your help ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki ___ UbuntuGIS mailing list Ubuntu@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/ubuntu http://trac.osgeo.org/ubuntugis/wiki
