[Qgis-developer] [Processing] GDAL - Clip raster by extent : is NODATA param optional ?

[Even Rouault]

Le lundi 25 avril 2016 22:29:52, Giovanni Manghi a écrit :
> > Hi all,
> > 
> > I encountered some trouble to integrate 'GDAL - Clip raster by extent'
> > in a model.
> > 
> > The NODATA param is described as 'Nodata value, leave blank to take the
> > nodata value from input' and it is not optional. There is no problem if
> > the algorithm is executed alone. But when we integrated 'GDAL - Clip
> > raster by extent' in a model with an empty value for NODATA, because the
> > field is empty, the algorithm can't be added.
> > 
> > The easy way to fix it is to decalre NODATA param as optional. What do
> > you think about it ?
> > 
> > Do you know other potential optional parameters ?
> > 
> > René-Luc
> 
> Hi,
> 
> I made a PR to fix it.
> 
> By the way, recently in this GDAL gdal_translate (used to clip by
> extent) has been added the parameter
> 
> -wo OPTIMIZE_SIZE=TRUE
> 
> but this is not documented
> 
> http://www.gdal.org/gdal_translate.html
> 
> and in fact the command run from Processing fails on master because of it.
> 
> Can I remove it?

Would be appropriate. -wo is a gdalwarp specific option

> 
> cheers
> 
> -- G --
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