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4 votes

QGIS DEM to elevation Points, pixels not centred

I have made an error. Before running the pixels to points tool, I clipped the raster by a mask layer to reduce processing. The clipped raster had a different cell placement to the original, which is ...
user240982's user avatar
2 votes

"Buffering" raster category of raster layer in QGIS

You could do it in three steps with QGIS GRASS Processing tools: r.reclass Reclassify the landcover to 1 and NULL Reclass rules text: 1 = 1 Buffer this * = NULL r.buffer Buffer that 1 value by ...
user2856's user avatar
  • 66.6k
1 vote


Use the documentation. You need to set: Output raster size units Width/horizontal resolution Height/vertical resolution and you probably want to select a field to use for a burn in value, I use the ...
BERA's user avatar
  • 73.9k
1 vote

How to snap a line on a grid / cell edges?

Use the Create grid create a point grid with the same extent as your raster and horizontal and vertical spacing equal the the cell/pixel sizes of your raster. (Note if your line goes to the lower or ...
user2856's user avatar
  • 66.6k
1 vote

Adding ImageMosaic - Failed to create reader from file

I will provide a few additional insights into this issue. The error doesn't stem solely from coordinate system problems but can also arise due to other factors: Incorrect configuration file content. ...
苏云明's user avatar
1 vote

Clipping interpolated raster with shape of original point data-set

I think the best option if you want to match the exact shape of the point layer is to use a Concave Hull. The previous answer using a buffer is good, but a concave hull will be more exact. In QGIS, ...
Nigel Van Nieuwenhuizen's user avatar

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