Re: [Qgis-user] Adding alpha band to raster

2022-01-24 Thread Alister Hood
o.org > Subject: Re: [Qgis-user] Adding alpha band to raster > Message-ID: <46938c47-4f37-44ac-5f96-468f29258...@nortekresources.com> > Content-Type: text/plain; charset=UTF-8; format=flowed > > Hi Nicolas: > > I just had an idea, why not use gdal directly??? I know gdalw

Re: [Qgis-user] Adding alpha band to raster

2022-01-24 Thread Nicolas Cadieux
Thanks! I will have a look! Nicolas On 2022-01-24 9:33 a.m., Kirk Schmidt wrote: Hi Nicolas: I just had an idea, why not use gdal directly?   I know gdalwarp has a -dstalpha switch to code null data Assuming this is what you want the alpha band for) Kirk On 1/21/2022 6:06 PM, Nicolas

Re: [Qgis-user] Adding alpha band to raster

2022-01-24 Thread Kirk Schmidt
Hi Nicolas: I just had an idea, why not use gdal directly?   I know gdalwarp has a -dstalpha switch to code null data Assuming this is what you want the alpha band for) Kirk On 1/21/2022 6:06 PM, Nicolas Cadieux wrote: Hi, I don't see it in the current processing algorithms. I see lot's

Re: [Qgis-user] Adding alpha band to raster

2022-01-21 Thread Nicolas Cadieux
Hi, I don't see it in the current processing algorithms. I see lot's or r.out... but not that one:(  I guess I could do it in Grass... Thanks for the idea! Nicolas On 2022-01-21 1:37 p.m., Kirk Schmidt wrote: Hi Nicholas: Try r.out.gdal

Re: [Qgis-user] Adding alpha band to raster

2022-01-21 Thread Kirk Schmidt
Hi Nicholas: Try r.out.gdal https://grass.osgeo.org/grass78/manuals/r.out.gdal.html Kirk Schmidt On 1/21/2022 2:25 PM, Nicolas Cadieux wrote: Hi, What is the easiest way, in QGIS3, to add an alpha band to a raster?  Alpha bands are handy with the georeferencer.  Currently, I am just

Re: [Qgis-user] Adding alpha band to raster

2022-01-21 Thread rhefner4
Users List Subject: [Qgis-user] Adding alpha band to raster Hi, What is the easiest way, in QGIS3, to add an alpha band to a raster? Alpha bands are handy with the georeferencer. Currently, I am just adding it in GIMP before I start the georeferencer. Thanks -- Nicolas Cadieux https

[Qgis-user] Adding alpha band to raster

2022-01-21 Thread Nicolas Cadieux
Hi, What is the easiest way, in QGIS3, to add an alpha band to a raster?  Alpha bands are handy with the georeferencer.  Currently, I am just adding it in GIMP before I start the georeferencer. Thanks -- Nicolas Cadieux https://gitlab.com/njacadieux