I also find it puzzling that the data type changes (say from byte to int). I understand that it is needed to have a nodata value when none is given, but it would be nice to hide this from the user as well.
Etienne On Thu, Aug 23, 2012 at 9:05 AM, Radim Blazek <[email protected]> wrote: > On Wed, Aug 22, 2012 at 6:13 PM, Etienne Tourigny > <[email protected]> wrote: >> On Wed, Aug 22, 2012 at 1:11 PM, Bob and Deb <[email protected]> wrote: >>> I've seen nodata with huge float32 values. Unfortunately they are rendered >>> in qgis and I can not make them transparent by adding the value to the >>> transparency list. >> >> that's because gdal provider chooses a nodata value that is out of the >> range of "real" values, when file does not contain a nodata value. > > Yes. I agree that it is confusing for users. I would like to hide from > users those internal nodata values, removing it from the transparency > list is one step. > > Radim > >>> On Aug 22, 2012 8:56 AM, "Giovanni Manghi" <[email protected]> >>> wrote: >>>> >>>> It isn't the only odd thing/bug with nulls and transparency. For example >>>> not always nulls are rendered transparent and when you try to add them to >>>> the transparency list the entry is added as 0 instead. >>>> >>>> On Aug 22, 2012 4:49 PM, "Radim Blazek" <[email protected]> wrote: >>>> > >>>> > Hi, >>>> > does anybody know why raster no data value is automatically added to >>>> > transparency list in properties dialog? It makes no sense IMO. No data >>>> > values are always rendered as transparent, no need to define them also >>>> > in transparent list. >>>> > >>>> > Radim >>>> > _______________________________________________ >>>> > 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 >>>> >>> >>> _______________________________________________ >>> 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 _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
