[R-sig-Geo] Access WMS (and alike) services from R?

Agustin Lobo alobolistas at gmail.com
Wed Apr 23 15:34:12 CEST 2014


According to gdalDrivers(), I have
115             WCS                                       OGC Web
Coverage Service  FALSE FALSE
116             WMS                                      OGC Web Map
Service  FALSE  TRUE


which I understand implies that I should be able to read wms.

I'll see if I can find someone interested on building this type of utility in R.

Agus

Details on my system (linuxmint 15, based on ubuntu raring) (gdal from
ubuntugis-unstable):
> require(rgdal)
Loading required package: rgdal
Loading required package: sp
rgdal: version: 0.8-16, (SVN revision 498)
Geospatial Data Abstraction Library extensions to R successfully loaded
Loaded GDAL runtime: GDAL 1.10.0, released 2013/04/24
Path to GDAL shared files: /usr/share/gdal/1.10
Loaded PROJ.4 runtime: Rel. 4.8.0, 6 March 2012, [PJ_VERSION: 480]
Path to PROJ.4 shared files: (autodetected)

> sessionInfo()
R version 3.0.2 (2013-09-25)
Platform: x86_64-pc-linux-gnu (64-bit)

locale:
 [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C
LC_TIME=es_ES.UTF-8        LC_COLLATE=en_US.UTF-8
 [5] LC_MONETARY=es_ES.UTF-8    LC_MESSAGES=en_US.UTF-8
LC_PAPER=es_ES.UTF-8       LC_NAME=C
 [9] LC_ADDRESS=C               LC_TELEPHONE=C
LC_MEASUREMENT=es_ES.UTF-8 LC_IDENTIFICATION=C

attached base packages:
[1] grid      stats     graphics  grDevices utils     datasets
methods   base

other attached packages:
 [1] rasterVis_0.27      hexbin_1.26.3       latticeExtra_0.6-26
lattice_0.20-24     RColorBrewer_1.0-5
 [6] ggmap_2.3           ggplot2_0.9.3.1     raster_2.2-31
rgdal_0.8-16        sp_1.0-14

loaded via a namespace (and not attached):
 [1] colorspace_1.2-4    dichromat_2.0-0     digest_0.6.4
gtable_0.1.2        labeling_0.2
 [6] mapproj_1.2-1       maps_2.3-6          MASS_7.3-29
munsell_0.4.2       plyr_1.8
[11] png_0.1-7           proto_0.3-10        reshape2_1.2.2
RgoogleMaps_1.2.0.5 rjson_0.2.13
[16] RJSONIO_1.0-3       scales_0.2.3        stringr_0.6.2
tools_3.0.2         zoo_1.7-10

$ uname -a
Linux Delia 3.8.0-35-generic #50-Ubuntu SMP Tue Dec 3 01:24:59 UTC
2013 x86_64 x86_64 x86_64 GNU/Linux



On Wed, Apr 23, 2014 at 2:09 PM, Roger Bivand <Roger.Bivand at nhh.no> wrote:
> On Wed, 23 Apr 2014, Agustin Lobo wrote:
>
>> Hi!
>>
>> Is there any project attempting to access remote geoservices such as
>> WMS in a similar way
>> as it is done with google maps (i.e. through ggmap:get_map()) ?
>
>
> I've no idea how ggmap does this, or whether it uses WMS. Your GDAL may have
> been built with a WMS driver - see gdalDrivers() to check. The CRAN Windows
> rgdal binary does not have this driver. For driver details see:
>
> http://www.gdal.org/frmt_wms.html
>
> which has examples of the short xml files needed to configure access to such
> services.
>
> Roger
>
>>
>> Agus
>>
>> _______________________________________________
>> R-sig-Geo mailing list
>> R-sig-Geo at r-project.org
>> https://stat.ethz.ch/mailman/listinfo/r-sig-geo
>>
>
> --
> Roger Bivand
> Department of Economics, Norwegian School of Economics,
> Helleveien 30, N-5045 Bergen, Norway.
> voice: +47 55 95 93 55; fax +47 55 95 91 00
> e-mail: Roger.Bivand at nhh.no
>
> _______________________________________________
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