[Qgis-user] How I create web gis through Qgis

2015-05-19 Thread Debajyoti Ghosh
-- *Thanking you.* *DEBAJYOTI GHOSH. (RAY-PMU-WB)* ___ Qgis-user mailing list Qgis-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/qgis-user

Re: [Qgis-user] Why does clipping a raster alters cell size?

2015-05-19 Thread Nicolas Cadieux
Hi, Why... I am not sure. You could always use the -tr xres yres switch in gdalwarp. http://www.geos.ed.ac.uk/~smudd/TopoTutorials/html/tutorial_raster_conversion.html -tr will set the pixel size. (ex -tr 200 200) I don't think it work with gdal_translate (clipper) yet. (Needs gdal version2)

[Qgis-user] Why does clipping a raster alters cell size?

2015-05-19 Thread Luciano La Sala
Dear QGIS users, I am using QGIS V 2.2.0 (OS-Windows 8), and need to prepare raster files (ESRI ArcInfo Grids) to be later used in a species distribucion model using MaxEnt. Each of the original raster files (environmental variables for Guadalquivir, Spain) has a different spatial extension (b

Re: [Qgis-user] Error installing QGIS 2.8.2-1 on Mac

2015-05-19 Thread William Kyngesburye
A general note to all: You need to make sure to install the latest GDAL Complete - they all may look like the same version (1.11) but they are also dated. PROJ changed recently and QGIS was built after that change, so an old GDAL Complete will break a new QGIS. I need to add a PROJ version ch

Re: [Qgis-user] Error installing QGIS 2.8.2-1 on Mac

2015-05-19 Thread Jesús
That was!. Thanks a lot. Jesus El 19/05/15 22:23, "Jacopo Tonetti" escribió: > Hi, seems that you have an older version of PROJ library. Did you download the > package or install via homebrew? I recommend the latter (but you should use > command line), I followed this >

[Qgis-user] Draw square or line and see meters

2015-05-19 Thread elmalle
Hello Its a quite simple problem but i don't know how it works. I work with a GPS and QGIS, i want to draw a square or a line, but i want to see while drawing how much meters the line already is. Sample; From my current location i have to walk 50 meters, so i want to draw i line of 50 meters so i

Re: [Qgis-user] Error installing QGIS 2.8.2-1 on Mac

2015-05-19 Thread Jacopo Tonetti
Hi, seems that you have an older version of PROJ library. Did you download the package or install via homebrew? I recommend the latter (but you should use command line), I followed this guide and everything is fin

[Qgis-user] Error installing QGIS 2.8.2-1 on Mac

2015-05-19 Thread Jesús
Trying to install 2.8.2-1 on a Mac (10.9.5) I find this error: Dyld Error Message: Library not loaded: /Library/Frameworks/PROJ.framework/Versions/4/PROJ Referenced from: /Applications/QGIS.app/Contents/MacOS/QGIS Reason: Incompatible library version: QGIS requires version 10.0.0 or later, b

Re: [Qgis-user] 32bit gdal gdal modules

2015-05-19 Thread Nicolas Cadieux
Hi, Thanks for the info. Seems you are right for the .shp file limits.  For gdal_contour I used the -f SQLite switch. It seems rather slow...  Is there a faster file format out there? GML perhaps? Has anybody tested file formats for gdal_contour speed? For gdal_merge, I have created a virtual

Re: [Qgis-user] new issue with raster calculator

2015-05-19 Thread Nicolas Cadieux
Hi, Works for me. Placing a "," rather that a "." decimal results in a "expression invalid" so that can't be it. Are you really getting Nan? Use the "value plugin" to look at this or look at the histogram in layer properties. Sometime it is just the image scaling that is off. Send a sample

[Qgis-user] 32bit gdal gdal modules

2015-05-19 Thread nicolas.cadi...@archeotec.ca
Hi, It seems that both gdal_contour and gdal_merge in QGIS 2.6 and 2.8 (both 64bit windows installs on Windows 7_64) are still in 32 bit. Both stop when output files hit 4 194 304KB (.tiff or .shp) Is there a way around those limitations? Thanks Nicolas

Re: [Qgis-user] 32bit gdal gdal modules

2015-05-19 Thread Even Rouault
Le mardi 19 mai 2015 17:58:33, nicolas.cadi...@archeotec.ca a écrit : > Hi, > It seems that both gdal_contour and gdal_merge in QGIS 2.6 and 2.8 (both > 64bit windows installs on Windows 7_64) are still in 32 bit. Both stop > when output files hit 4 194 304KB (.tiff or .shp) Is there a way around >

Re: [Qgis-user] logarythms with raster calculator

2015-05-19 Thread Nicolas Cadieux
Hi, Perhaps using the GDAL Raster Calculator in the Processing plugin? Nicolas Le 2015-05-18 09:14, Giacomo Fontanelli-2 [via OSGeo.org] a écrit : > Hi forum > > I need to convert a raster map in linear values in a map with pixel > value expressed in dB, buti in raster calculator there is no the

Re: [Qgis-user] OTB on win: please check

2015-05-19 Thread Paolo Cavallini
Il 19/05/2015 16:57, Redoute ha scritto: > Am 19.05.2015 um 11:18 schrieb Paolo Cavallini: > >> Now we need a test for 64 bit installations (please >> note: the 64 bit installer; you might have installed a 32 on 64, this >> would not count). > > I tried Orfeo Toolbox, Concatenate, with two PostGI

Re: [Qgis-user] Editing processes broken from 2.6.1 to 2.8.2

2015-05-19 Thread Bernhard Ströbl
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Re: [Qgis-user] Editing processes broken from 2.6.1 to 2.8.2

2015-05-19 Thread McDonaldR
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Re: [Qgis-user] identify top down

2015-05-19 Thread Andreas Neumann
Hi Reginald, There is a new panel "Identify Results", where you can change the different modes. Have a look at Settings -> Panels -> Identify Results or View -> Panels -> Identify Results to enable it. However, it should be shown by default, if it is turned off. Andreas On 19.05.2015 14:42,

Re: [Qgis-user] OTB on win: please check

2015-05-19 Thread Redoute
Am 19.05.2015 um 11:18 schrieb Paolo Cavallini: Now we need a test for 64 bit installations (please note: the 64 bit installer; you might have installed a 32 on 64, this would not count). I tried Orfeo Toolbox, Concatenate, with two PostGIS line layers, save to temporary file. Uncaught erro

Re: [Qgis-user] Editing processes broken from 2.6.1 to 2.8.2

2015-05-19 Thread Bernd Vogelgesang
Just out of curiosity: What is MR and RC ??? Am 19.05.2015, 12:42 Uhr, schrieb McDonaldR : Hello List I have a process that works perfectly in Brighton 2.6.1 but is broken in Wien 2.8.2. I have two Postgis polygon layers loaded in QGIS – MR and RC. I copy some polygons from Ordnance Sur

Re: [Qgis-user] identify top down

2015-05-19 Thread DelazJ
Hi The option is now available at the bottom of the Identify results panel ( http://docs.qgis.org/2.6/en/docs/user_manual/introduction/general_tools.html?#identify ) 2015-05-19 14:42 GMT+02:00 Reginald Carlier < reginald.carl...@ingelmunster.be>: > Hello, > > > > I’m using QGIS 2.8 and I’m search

Re: [Qgis-user] Editing processes broken from 2.6.1 to 2.8.2

2015-05-19 Thread Bernhard Ströbl
epted. Angus Council does not accept any liability for any harm that may be caused to the recipient system or data on it by this message or any attachment. __ Information from ESET Mail Security, version of virus signature database 11649 (20150519) __ The message was

[Qgis-user] identify top down

2015-05-19 Thread Reginald Carlier
Hello, I'm using QGIS 2.8 and I'm searching for a way to identify the features in a mapproject top down as described in the following article: http://qgis.spatialthoughts.com/2012/10/tip-identify-across-all-layers-in-qgis.html As the options panel in QGIS 2.8 looks different I can't find the sett

[Qgis-user] Editing processes broken from 2.6.1 to 2.8.2

2015-05-19 Thread McDonaldR
Hello List I have a process that works perfectly in Brighton 2.6.1 but is broken in Wien 2.8.2. I have two Postgis polygon layers loaded in QGIS - MR and RC. I copy some polygons from Ordnance Survey MasterMap Topography layer and paste into a memory layer. In the memory layer the polygons are m

[Qgis-user] mask labels / labeling objects

2015-05-19 Thread thomas reinfelder
Hi,   my problem is, that all labels from a lower layer are also shown above a higher layer. How can i mask these labels? They shut be covered but they aren't.   thanks   thomas     ___ Qgis-user mailing list Qgis-user@lists.osgeo.org http://lists

Re: [Qgis-user] OTB on win: please check

2015-05-19 Thread Paolo Cavallini
Il 19/05/2015 11:14, McDonaldR ha scritto: > Running QGIS Wien 2.8.2 on Win 7 32 > Running again with 2 shapefiles and process completes successfully. > Does that help? It does, thanks. Now we need a test for 64 bit installations (please note: the 64 bit installer; you might have installed a 32

Re: [Qgis-user] OTB on win: please check

2015-05-19 Thread McDonaldR
Hi Paolo Running QGIS Wien 2.8.2 on Win 7 32 Testing OTB Vector Data Manipulation - Concatenate Dialogue opens, can select layers (2 x postgis tables) to concatenate, click RUN and process starts and then freezes. OTBxx.exe runs in task manager consuming a significant amount of memory the

[Qgis-user] OTB on win: please check

2015-05-19 Thread Paolo Cavallini
Hi all, could some Windows user please check whether OTB is installed and working under Processing, both on 32 and 64 bit standalone installations? You do not need to do anything special, just run an alg whatsoever (e.g. segmentation meanshift on a small ortophoto). Thanks. -- Paolo Cavallini - ww

[Qgis-user] Entering atlas generator process via a python script ?

2015-05-19 Thread Benoît Laurent
Hello, This question is bound to my previous one. For the moment, I am not able to generate my maps as I wish neither using atlas generator nor using a Python script. Is it possible to enter the atlas generator rendering process via a python script ? I noticed some methods like QgsAtlasComp