[gdal-dev] gdalwarp cutline layer for USGS GeoPDF maps

[Eli Adam]

On Fri, Jan 18, 2013 at 2:53 PM, Even Rouault
<even.rouault at mines-paris.org> wrote:
> Le vendredi 18 janvier 2013 23:43:39, Kris Andersen a écrit :
>> I'm having trouble using the -crop_to_cutline option in gdalwarp to remove
>> whitespace around USGS topo maps. These maps are in the GeoPDF format, and
>> contain a NEATLINE metadata value that is suppose to provide the
>> information to crop the image. I thought I could do this using the -cl
>> flag,
>>
>> gdalwarp -crop_to_cutline -cl NEATLINE VA_Strasburg_20110524_TM_geo.pdf
>> test.tiff
>>
>> but that didn't work. I still see lots of whitespace, and the image looks
>> oddly skewed.
>
> See http://osgeo-org.1560.n6.nabble.com/gdal-dev-GeoPDF-translation-
> tt3742508.html#a3742510

Some info also on the wiki, http://trac.osgeo.org/gdal/wiki/USGS_PDF_Topo

Eli


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