Hi On Mon, Nov 21, 2011 at 8:19 PM, John Callahan <[email protected]> wrote: > I just downloaded the latest version of qgis-dev from OSGeo4W (1.9.90-Alpha > rev. f0f8a12) and it works great. Thank you Tim. Wonderful.
These changes were backported to 1.7.1 and 1.7.2 as well so it should work the same there too. Regards Tim > - John > *********************************************** > John Callahan, Research Scientist > Delaware Geological Survey, University of Delaware > URL: http://www.dgs.udel.edu > ************************************************* > > > > On Sun, Nov 20, 2011 at 5:57 AM, Tim Sutton <[email protected]> wrote: >> >> Hi >> >> On Sat, Nov 19, 2011 at 8:57 PM, John Callahan <[email protected]> >> wrote: >> > Does anyone has information on the progress of this ticket? From >> > reading >> > the comments on the the ticket, it looks as though there are some >> > possibilities for enhancement. >> > I use rasters regularly so this issue comes quite often. For one >> > particular >> > 10GB DEM (in IMG format) it takes 7 or 8 minutes to calculate stats in >> > QGIS, >> > which takes a while when it happens every time I open that file. Stats >> > have >> > already been computed through gdalinfo. Thanks for any information. >> > - John >> > >> >> This should no longer be an issue with recent changes I made. Please see: >> >> http://hub.qgis.org/issues/3735 >> >> If you still get the issue, please let me know with detailed steps on >> how to replicate. >> >> Thanks >> >> Tim >> >> >> > >> > >> > >> > On Thu, Apr 14, 2011 at 7:24 AM, Radim Blazek <[email protected]> >> > wrote: >> >> >> >> New ticket http://trac.osgeo.org/qgis/ticket/3735 >> >> >> >> Radim >> >> >> >> On Mon, Mar 21, 2011 at 4:37 PM, John Callahan <[email protected]> >> >> wrote: >> >> > I'm not sure if this behavior is expected or I am missing something. >> >> > >> >> > I have a 1 band raster dataset (an elevation DEM) in TIF format. It >> >> > has >> >> > statistics computed from "gdalinfo -stats mydata.tif" However, when >> >> > I >> >> > open >> >> > it in QGIS (both 1.6 and 1.7 trunk), and look at the Metadata tab in >> >> > Layer >> >> > properties, there are two sections that contain band stats >> >> > information. >> >> > The >> >> > first section is labeled "Band 1" and lists the same stats as found >> >> > using >> >> > gdalinfo. The second section is labeled "Band" and says "No stats >> >> > collected >> >> > yet" for band 1. QGIS has to create the stats when I apply a color >> >> > map >> >> > or >> >> > stretch. For large rasters, this takes a while, and must be done >> >> > each >> >> > time >> >> > it's used in QGIS. >> >> > >> >> > Has anyone experienced this behavior? Is this expected? Is there a >> >> > way >> >> > to >> >> > let gdal compute all the stats that QGIS needs? Thanks. >> >> > >> >> > - John >> >> > >> >> > ************************************************** >> >> > John Callahan, Research Scientist >> >> > Delaware Geological Survey, University of Delaware >> >> > URL: http://www.dgs.udel.edu >> >> > ************************************************** >> >> > >> >> > _______________________________________________ >> >> > Qgis-user mailing list >> >> > [email protected] >> >> > http://lists.osgeo.org/mailman/listinfo/qgis-user >> >> > >> >> > >> > >> > >> > _______________________________________________ >> > Qgis-user mailing list >> > [email protected] >> > http://lists.osgeo.org/mailman/listinfo/qgis-user >> > >> > >> >> >> >> -- >> Tim Sutton - QGIS Project Steering Committee Member (Release Manager) >> ============================================== >> Please do not email me off-list with technical >> support questions. Using the lists will gain >> more exposure for your issues and the knowledge >> surrounding your issue will be shared with all. >> >> Visit http://linfiniti.com to find out about: >> * QGIS programming and support services >> * Mapserver and PostGIS based hosting plans >> * FOSS Consulting Services >> Skype: timlinux >> Irc: timlinux on #qgis at freenode.net >> ============================================== > > -- Tim Sutton - QGIS Project Steering Committee Member (Release Manager) ============================================== Please do not email me off-list with technical support questions. Using the lists will gain more exposure for your issues and the knowledge surrounding your issue will be shared with all. Visit http://linfiniti.com to find out about: * QGIS programming and support services * Mapserver and PostGIS based hosting plans * FOSS Consulting Services Skype: timlinux Irc: timlinux on #qgis at freenode.net ============================================== _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
