<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr">e' un limite dello script... nel senso che usando gdal_polygonize.py (o bat) si usa:<div><a href="https://www.gdal.org/gdal__alg_8h.html#a3f522a9035d3512b5d414fb4752671b1">https://www.gdal.org/gdal__alg_8h.html#a3f522a9035d3512b5d414fb4752671b1</a></div><div>mentre semplicemente usando <a href="https://www.gdal.org/gdal__alg_8h.html#a7a789015334d677afcbef67e5a6b4a7c">https://www.gdal.org/gdal__alg_8h.html#a7a789015334d677afcbef67e5a6b4a7c</a> si risolverebbe</div><div><br></div><div>una nota di lutra di vari anni fa</div><div><br></div><div><a href="https://trac.osgeo.org/gdal/ticket/4516">https://trac.osgeo.org/gdal/ticket/4516</a></div><div><br></div><div>morale... fai prima a fare una PR a gdal con gdal_fpolygonize.py o aggiungere una opzione di gda_plygonize.py che gestisca la chiamata giusta in funzione del sourcetype<br clear="all"><div><div dir="ltr" class="gmail_signature"><br></div><div dir="ltr" class="gmail_signature">Luigi Pirelli<br><br>**************************************************************************************************<br>* LinkedIn: <a href="https://www.linkedin.com/in/luigipirelli" target="_blank">https://www.linkedin.com/in/luigipirelli</a><br>* Stackexchange: <a href="http://gis.stackexchange.com/users/19667/luigi-pirelli" target="_blank">http://gis.stackexchange.com/users/19667/luigi-pirelli</a><br>* GitHub: <a href="https://github.com/luipir" target="_blank">https://github.com/luipir</a><br>* Mastering QGIS 2nd Edition:<br>* <a href="https://www.packtpub.com/big-data-and-business-intelligence/mastering-qgis-second-edition" target="_blank">https://www.packtpub.com/big-data-and-business-intelligence/mastering-qgis-second-edition</a><br>* Hire me: <a href="http://goo.gl/BYRQKg" target="_blank">http://goo.gl/BYRQKg</a><br>**************************************************************************************************</div></div><br></div></div></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, 12 Feb 2019 at 20:20, Totò <<a href="mailto:pigrecoinfinito@gmail.com">pigrecoinfinito@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">ginetto wrote<br>
> non vedo la limitazione... a quale algoritmo ti riferisci? quello di gdal<br>
> che usa gdal_plygonize.py ?<br>
<br>
nella maschera che si avvia da processing compare:<br>
console GDAL/OGR <br>
gdal_polygonize.bat GPKG:C:/......./dati.gpkg:DTM_Palermo<br>
C:/......./OUTPUT.shp -b 1 -f "ESRI Shapefile" DN<br>
<br>
<br>
<br>
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