[postgis-users] clip raster image

[Francois Hugues]

Hello,
 
Never tried it, but I think st_dumpaspolygon should help you to make the polygon to clip your raster with : http://postgis.refractions.net/docs/RT_ST_DumpAsPolygons.html <http://postgis.refractions.net/docs/RT_ST_DumpAsPolygons.html> 
 
Hugues.

________________________________

De : postgis-users-bounces at lists.osgeo.org [mailto:postgis-users-bounces at lists.osgeo.org] De la part de Mahavir Trivedi
Envoyé : mercredi 7 novembre 2012 10:16
À : PostGIS Users Discussion
Objet : [postgis-users] clip raster image


hello  
i new user for postgis .

can i clip my raster image by pixel value,
pls give any suggestion 


with regards & thanks
mahavir trivedi
 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/postgis-users/attachments/20121107/f6bbbd00/attachment.html>