check the (a) raster properties and in "style" look for contrast enhancement: if it is saved to something else than "no stretch" than it can be the source of the problem. If a known bug of 1.7.
Save the option to "no stretch" and it works as workaround when you will open any other raster. Cheers -- Giovanni - On Wed, 2011-07-27 at 17:22 -0500, Bruce, Bob (CON) wrote: > Today I was trying to view some .5m GeoTIFFs in QGIS 1.7.0 and noticed poor > image quality, low contrasts, darker tones, lower resolution than I expected > to find. I viewed the same images in QGIS version 1.5.0 and saw the high > quality images that I expected to see. Is there a problem with version 1.7 > that degrades image quality? > > Bob Bruce > > **************************************************************** > ** Bob Bruce, FEC, P.Eng. Geomatics Support Engineer > ** [email protected] Geospatial Technology Services Management > ** work # (204) 945-6636 GeoManitoba, Manitoba Conservation > ** FAX # (204) 945-1365 1007 Century Street, > ** Winnipeg, Manitoba, > Canada, R3H 0W4 > ** > ** Check out our digital maps at: http://mli2.gov.mb.ca/ > ** and WMS: http://mlidata.gov.mb.ca/wms/request.aspx > **************************************************************** > > > > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
