Re: [gdal-dev] What do people think of the MySQL Spatial Extensions?

2010-05-27 Thread pcreso
Russell McOrmond wrote: > I am aware of PostGIS, Oracle Spatial and ArcSDE. I only became aware > that MySQL had extensions as well very recently (My > brother started at Pythian). > > > http://dev.mysql.com/doc/refman/5.5/en/mysql-gis-conformance-and-compatibility.html > http://www.gdal.org/o

Re: [gdal-dev] What do people think of the MySQL Spatial Extensions?

2010-05-27 Thread Thomas Gratier
Hello, For the moment, only need Postgis but there some docs for comparison of spatial functions with mysql, oracle and spatialite. Some years ago, http://cct.cnes.fr/cct05/public/2007/documents/Etude_comp_bases_donnees_spatialisees/rapport_etude_spatiale_final.pdf This year, http://www.rencontr

Re: [gdal-dev] Creating a simple shapefile with ogr

2010-05-27 Thread Even Rouault
You didn't bind the geometry to the feature Add feature.SetGeometry(polygon) before layer.CreateFeature(feature) Le Thursday 27 May 2010 23:35:49 Discourse Maps, vous avez écrit : > Hi, > > > > I am trying to create a basic polygon shapefile using OGR in Python. > > Any help with fixing my code i

[gdal-dev] Creating a simple shapefile with ogr

2010-05-27 Thread Discourse Maps
Hi, I am trying to create a basic polygon shapefile using OGR in Python. Any help with fixing my code is appreciated. Currently, it creates a shapefile, but nothing shows up in ArcGIS. # GDAL from osgeo import ogr, gdal from osgeo.gdalconst import * # sample data data = [[317.0,

Re: [gdal-dev] Converting coordinates/Projection

2010-05-27 Thread Even Rouault
Gilbert, I'd have hoped the help page of gdalwarp was clear enough ;-) "The gdalwarp utility is an image mosaicing, reprojection and warping utility. The program can reproject to any supported projection," See http://gdal.org/gdalwarp.html Le Thursday 27 May 2010 12:11:18 Gilbert Ferrara, vous

Re: [gdal-dev] What do people think of the MySQL Spatial Extensions?

2010-05-27 Thread Lucena, Ivan
Russell McOrmond wrote: I am aware of PostGIS, Oracle Spatial and ArcSDE. I only became aware that MySQL had extensions as well very recently (My brother started at Pythian). http://dev.mysql.com/doc/refman/5.5/en/mysql-gis-conformance-and-compatibility.html http://www.gdal.org/ogr/drv_mysql.ht

Re: [gdal-dev] S-57 Driver WRONG Geometry

2010-05-27 Thread Frank Warmerdam
Bogdan Grama wrote: Dear Frank Please find in the archive (http://www.wgs.ro/gdal/0_w.zip): -the ENC -GDAL Interpretation -correct Interpretation The assembled geometry is not according with specifications. Each referenced edge starts and ends with a ConnectedNode. Not all the Connected nodes

Re: [gdal-dev] S-57 Driver WRONG Geometry

2010-05-27 Thread Bogdan Grama
Dear Frank Please find in the archive (http://www.wgs.ro/gdal/0_w.zip): -the ENC -GDAL Interpretation -correct Interpretation The assembled geometry is not according with specifications. Each referenced edge starts and ends with a ConnectedNode. Not all the Connected nodes are present in the fe

Re: [gdal-dev] S-57 Driver WRONG Geometry

2010-05-27 Thread Bogdan Grama
Dear Frank Please find in the archive (http://www.wgs.ro/gdal/0_w.zip): -the ENC -GDAL Interpretation -correct Interpretation The assembled geometry is not according with specifications. Each referenced edge starts and ends with a ConnectedNode. Not all the Connected nodes are present in the fe

Re: [gdal-dev] What do people think of the MySQL Spatial Extensions?

2010-05-27 Thread Reinaldo Escada Chohfi
As I understand, MySQL supports only projected crs. It does not support geographic crs. The other rdbms spatial engines support both projected and geographic crs. Reinaldo > I am aware of PostGIS, Oracle Spatial and ArcSDE.  I only became aware > that MySQL had extensions as well very recently

Re: [gdal-dev] What do people think of the MySQL Spatial Extensions?

2010-05-27 Thread Frank Warmerdam
Russell McOrmond wrote: I am aware of PostGIS, Oracle Spatial and ArcSDE. I only became aware that MySQL had extensions as well very recently (My brother started at Pythian). http://dev.mysql.com/doc/refman/5.5/en/mysql-gis-conformance-and-compatibility.html http://www.gdal.org/ogr/drv_mysql.ht

[gdal-dev] What do people think of the MySQL Spatial Extensions?

2010-05-27 Thread Russell McOrmond
I am aware of PostGIS, Oracle Spatial and ArcSDE.  I only became aware that MySQL had extensions as well very recently (My brother started at Pythian). http://dev.mysql.com/doc/refman/5.5/en/mysql-gis-conformance-and-compatibility.html http://www.gdal.org/ogr/drv_mysql.html Are there people in th

Re: [gdal-dev] S-57 Driver WRONG Geometry

2010-05-27 Thread Frank Warmerdam
Bogdan Grama wrote: Dear all, I'm using GDAL/OGR for reading and rendering ENC files in c#. Recently i've discovered that for some ENC a feature geometry was badly decoded. >LAYER NAME = ROADWY >NAME_RCNM = (10:130,130,130,130,130,130,130,130,130,130) >NAME_RCID = (10:11

Re: [gdal-dev] Converting coordinates/Projection

2010-05-27 Thread Frank Warmerdam
Gilbert Ferrara wrote: Hi there I have a few satellite images in Latlon WGS84 and I need to convert it to UTM (a specific Zone). What GDAL tool shall I use? GDAL_translate or GDALWARP? Gilbert, To reproject an image gdalwarp is the appropriate tool. If the image is properly georeferenced a

[gdal-dev] Converting coordinates/Projection

2010-05-27 Thread Gilbert Ferrara
Hi there I have a few satellite images in Latlon WGS84 and I need to convert it to UTM (a specific Zone). What GDAL tool shall I use? GDAL_translate or GDALWARP? Thanks Gilbert ___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/m

Re: [gdal-dev] ESRI text format?

2010-05-27 Thread Ralf Suhr
Hi Chris, the text is a edit-session from ArcGIS. ogr2ogr can't read this. Gr Ralf Am Donnerstag 27 Mai 2010 04:17:56 schrieb Christopher Barker: > Hi folks, > > I"m dealing with some text data files that were exported from ArcMap as > "text files". They have polygons in them, an look like this