[postgis-devel] Contributing code to PostGIS Raster

Jorge Arévalo jorge.arevalo at deimos-space.com
Wed Mar 23 08:47:52 PDT 2011


On Wed, Mar 23, 2011 at 4:30 PM, Pierre Racine
<Pierre.Racine at sbf.ulaval.ca> wrote:
>>Yes, I think it's the best way. A generic ST_AsGDALRaster and several
>>wrappers around it.
>
> Was there anything implemented yet? Could Bborie take over? So you could focus on the GDAL driver (and tickets)?
>

rt_raster_dump_as_wktpolygons transform a PostGIS Raster in a GDAL
Raster using VRT driver. This is the closest implemented reference for
Bborie right now, I think.

Anyway, I can work on GDAL PostGIS Raster driver at same time. There
should be no interference.

> What about "FV.05 - Being able to reproject a raster"? I guess the plan was also to pass the raster to GDAL. Anything implemented?
>

Not yet, but gdalwarp.cpp may be a good starting point
http://trac.osgeo.org/gdal/browser/trunk/gdal/apps/gdalwarp.cpp


> I am planning to work on FV03 in some weeks as there was a nice progress made by David during the code sprint. FV03 should almost be trivial to implement now and I have people here who need it.
>

Great! Are you planning to use C implementation? Could you test the
last changes?

Best regards,

-- 
Jorge Arévalo
Internet & Mobilty Division, DEIMOS
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> Pierre
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