[gdal-dev] relationship between gdalwarp and gdal_translate

[Idan Miara]

got it, thanks!!!

On Mon, 29 Apr 2019 at 18:15, Even Rouault <even.rouault at spatialys.com>
wrote:

> On lundi 29 avril 2019 18:06:46 CEST Idan Miara wrote:
> > Hi,
> >
> > I'm writing a wrapper and a QT5 frontend for gdalwarp/gdal_translate:
> > https://github.com/talos-gis/gdalos
> >
> > I was wandering if gdalwarp can do anything that gdal_translate can do
> (and
> > much more), why is gdal_translate needed? do they use the same backend
> for
> > tasks that gdal_translate can do?
>
> They use completely different techniques. gdal_translate will be
> faster than gdalwarp when no reprojection, cutlining, etc. is needed
> gdalwarp can only work with output drivers that have full random-write
> capabilities (e.g. TIFF), whereas gdal_translate can support, in addition
> to those ones, all drivers that have create copy mode (e.g PNG)
>
> See
>
> https://trac.osgeo.org/gdal/wiki/FAQRaster#Whywontgdalwarporgdal_mergewritetomostformats
>
> Even
>
> --
> Spatialys - Geospatial professional services
> http://www.spatialys.com
>
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