Re: [gdal-dev] gdalwarp over tiles in Plate carée

Eli Adam EAdam at co.lincoln.or.us
Thu Jul 7 20:30:28 EDT 2011


>>  Greetings
>> I'm using gdalwarp to reproject a few tiles from platecarré to UTM
> WGS84
>> (for a specific zone). Originally they are tiles so they don't have
> any
>> "blank" space between them but when I reproject to UTM I get a few
> areas in
>> the borders of the image. What can I do to still have a perfect
> match
>> between tiles?
>> Thanks
>> Kat
> 
> Kat, 
> 
>      I think that gdal_retile.py does what you want.  You can also
> mosaic them first either with gdalwarp or (if they are large files)
> gdalbuildvrt and then reproject that one mosaic.  More details here:
> http://gdal.org/gdal_retile.html    http://gdal.org/gdalbuildvrt.html


I think that I gave incomplete/incorrect information.  To reproject I
think that you will need to do use gdalwarp.  gdal_merge.py is also
another way to mosaic.

Regards, Eli



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