[Qgis-user] Raster blurred, Raster unsharp

2020-09-29 Thread Iain
The same bluring happened to me with the map supplied as part of Hans van der Kwast's course on Hydrology and GIS. It looks great in Irfran View but not in QGIS at the same scale. I am sure the projection is ok because I set it myself (it's part of the course) If the cause is rendering or

Re: [Qgis-user] Raster blurred, Raster unsharp

2020-09-29 Thread Nicolas Cadieux
Cadieux [mailto:njacadieux.git...@gmail.com] *Gesendet:* Dienstag, 29. September 2020 13:14 *An:* Preuß, Sylvia *Cc:* Quantum Gis mailinglist (qgis-user@lists.osgeo.org) *Betreff:* Re: [Qgis-user] Raster blurred, Raster unsharp Hi, Could also be the rendering option when you zoom in or out.  Look

Re: [Qgis-user] Raster blurred, Raster unsharp

2020-09-29 Thread Nicolas Cadieux
Hi, Could also be the rendering option when you zoom in or out. Look at the layer rendering in your layer properties. Nicolas Cadieux > Le 29 sept. 2020 à 01:35, Preuß, Sylvia a écrit : > >  > Hello everybody, > > I have a tif file and when I open it with Irfanview sharpness is ok. With

Re: [Qgis-user] Raster blurred, Raster unsharp

2020-09-29 Thread Raymond Nijssen
Or maybe the Coordinate reference system (CRS) of your tiff does not match the one of your map and therefore it gets reprojected by QGIS? Check the Information tab of your tiff layer properties (CRS) and your map projection in the lower right corner of the QGIS main window. Raymond On

Re: [Qgis-user] Raster blurred, Raster unsharp

2020-09-29 Thread Charles Dixon-Paver
It sounds like the image has "pyramids" which enable the system to allow for faster navigation and rendering by creating a "cache" of lower resolution copies. If Image quality is important you can remove or adjust the pyramid settings depending on your needs, but it will likely impact system

[Qgis-user] Raster blurred, Raster unsharp

2020-09-28 Thread Preuß , Sylvia
Hello everybody, I have a tif file and when I open it with Irfanview sharpness is ok. With raster-layer in QGIS 3.10 A Coruna the raster looks like loosing sharpness. Does anybody know how to present it right in QGIS? Thanks Sylvia Der E-Mail-Dienst des