<div dir="ltr"><div>grazie per le risposte, ho risolto! <br></div><div>in pratica, prima di ritagliare il raster ho dovuto settargli il sistema di riferimento andando sul menu raster -> proiezioni -> assegna proiezione (funziona anche con riproietta).</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr">Il giorno ven 21 set 2018 alle ore 13:05 Luigi Pirelli <<a href="mailto:luipir@gmail.com">luipir@gmail.com</a>> ha scritto:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">prova per favore su master... ci sono molti fix per processing di cui non si fara' il backport perche' la 3.2 e' a fin del ciclo di vita e la 3.4 e' prossima allúscita<div><br></div><div><br clear="all"><div><div dir="ltr" class="m_257231421277441640gmail_signature" data-smartmail="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><br><div class="gmail_quote"><div dir="ltr">On Fri, 21 Sep 2018 at 12:51, Paolo Cavallini <<a href="mailto:cavallini@faunalia.it" target="_blank">cavallini@faunalia.it</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div text="#000000" bgcolor="#FFFFFF">
    <p>Per cortesia, recupera il comando effettivamente creato da QGIS
      (lo dovresti trovare nel log o nell'interfaccia) e invialo qui.</p>
    <p>Grazie.<br>
    </p>
    <br>
    <div class="m_257231421277441640m_-8761744997471216407moz-cite-prefix">Il 09/21/2018 11:22 AM, Valentina
      Coscia ha scritto:<br>
    </div>
    <blockquote type="cite">
      
      <div dir="auto">Buongiorno a tutti. 
        <div dir="auto">So che è un problema scemo, ma mi ci sto
          perdendo. </div>
        <div dir="auto">Devo ritagliare un raster (tif della mia città)
          usando come maschera un layer poligonale nel quale sono
          mostrati i confini comunali. </div>
        <div dir="auto">Vado su raster - estrazione - ritaglia raster
          con maschera. </div>
        <div dir="auto">Lui si prende già i layer giusti, io gli dico
          dove salvare il risultato. Poi clicco su Run, lui inizia a
          lavorare e ciao. Errore </div>
        <div dir="auto">'Valore in uscita mancante o errato (Riga 1).</div>
        <div dir="auto">Questo sulla versione 3.2.</div>
        <div dir="auto">Sulla 2.18 invece gli stessi layer e lo stesso
          processo funzionano...</div>
        <div dir="auto">Qualcuno sa dirmi perché?</div>
        <div dir="auto">Grazie,</div>
        <div dir="auto">Valentina</div>
      </div>
      <div class="gmail_extra"><br>
        <div class="gmail_quote">Il 21 set 2018 11:10, "Paolo Cavallini"
          <<a href="mailto:cavallini@faunalia.it" target="_blank">cavallini@faunalia.it</a>> ha
          scritto:<br type="attribution">
          <blockquote class="m_257231421277441640m_-8761744997471216407quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div text="#000000" bgcolor="#FFFFFF">
              <p>Esatto. Abbiamo fatto qalche analisi in questo senso,
                ci vuole del lavoro anche per capire quanto sia
                complesso il tutto.</p>
              <p>Se si trovano dei finanziatori, comunque, può essere
                certamente fatto, e sarebbe una manna.</p>
              <p>Saluti.<br>
              </p>
              <div class="m_257231421277441640m_-8761744997471216407elided-text"> <br>
                <div class="m_257231421277441640m_-8761744997471216407m_-6378748503264871991moz-cite-prefix">Il
                  09/21/2018 11:01 AM, Sergio Gollino ha scritto:<br>
                </div>
                <blockquote type="cite">
                  <div dir="ltr">
                    <div>Ciao, <br>
                    </div>
                    <div>questo è un annoso problema e per farla breve
                      la risposta è no. <br>
                    </div>
                    <div>Questo perchè QT non gestisce proprio la
                      quadricromia (nemmeno gimp lo fa). Sarebbe una
                      manna per i cartografi averla a disposizione ma da
                      una piccola indagine fatta ci è sembrato di capire
                      che è una modifica davvero grossa (non è solo
                      questione di colore ma anche di come si comporta
                      un colore con un altro in sovrastampa). <br>
                    </div>
                    <div><br>
                    </div>
                    <div>Sarebbe da capire a quanta gente interessa
                      veramente questa funzionalità<br>
                    </div>
                    <div><br>
                    </div>
                    <div><br>
                    </div>
                    <div><br>
                    </div>
                  </div>
                  <div class="gmail_extra"><br>
                    <div class="gmail_quote">Il giorno 21 settembre 2018
                      10:19, Dario Saccoccia <span dir="ltr"><<a href="mailto:saccoccia.dario@gmail.com" target="_blank">saccoccia.dario@gmail.com</a>></span>
                      ha scritto:<br>
                      <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
                        <div dir="ltr">Buongiorno,<br>
                          <br>
                          <div>produco cartografia e stampo molto su
                            vari formati cartacei, c'è modo di settare i
                            colori in CMYK invece che in RGB o altro in
                            qgis, perchè anche se è vero che esistono
                            corrispondenze precise tra i due sistemi,
                            alle volte inceve i colori vengono
                            completamente sfalzati.<br>
                            <br>
                            Grazie<span class="m_257231421277441640m_-8761744997471216407m_-6378748503264871991HOEnZb"><font color="#888888"><br>
                                <br>
                                Dario</font></span></div>
                        </div>
                        <br>
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                        <a href="https://lists.osgeo.org/mailman/listinfo/qgis-it-user" rel="noreferrer" target="_blank">https://lists.osgeo.org/mailman/listinfo/qgis-it-user</a><br>
                        <br>
                      </blockquote>
                    </div>
                    <br>
                    <br clear="all">
                    <br>
                    -- <br>
                    <div class="m_257231421277441640m_-8761744997471216407m_-6378748503264871991gmail_signature" data-smartmail="gmail_signature">
                      <div dir="ltr"><span style="font-family:courier new,monospace"><font size="1">Sergio Gollino</font><br>
                          <font size="1"><br>
                          </font></span>
                        <p><span style="font-family:courier new,monospace"><font size="1">Questo
                              messaggio, comprensivo di eventuali
                              allegati, è ad uso esclusivo del
                              destinatario e potrebbe contenere 
                              informazioni riservate; se è stato
                              recapitato per errore ci scusiamo per
                              l'accaduto e Vi invitiamo cortesemente a
                              darcene notizia provvedendo alla sua
                              distruzione.<span></span></font></span></p>
                        <span style="font-family:courier new,monospace"><font size="1">Vi ricordiamo che la diffusione,
                            l'utilizzo e/o la conservazione dei dati
                            ricevuti per errore costituiscono violazione
                            alle disposizioni del D.Lgs. n. 196/2003
                            "Codice in materia di protezione dei dati
                            personali".</font></span><br>
                      </div>
                    </div>
                  </div>
                  <br>
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                  <br>
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</pre>
                </blockquote>
                <br>
              </div>
              <font color="#888888">
                <pre class="m_257231421277441640m_-8761744997471216407m_-6378748503264871991moz-signature" cols="72">-- 
Paolo Cavallini - <a class="m_257231421277441640m_-8761744997471216407m_-6378748503264871991moz-txt-link-abbreviated" href="http://www.faunalia.eu" target="_blank">www.faunalia.eu</a>
<a href="http://QGIS.ORG" target="_blank">QGIS.ORG</a> Chair:
<a class="m_257231421277441640m_-8761744997471216407m_-6378748503264871991moz-txt-link-freetext" href="http://planet.qgis.org/planet/user/28/tag/qgis%20board/" target="_blank">http://planet.qgis.org/planet/user/28/tag/qgis%20board/</a></pre>
              </font></div>
            <br>
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            QGIS-it-user mailing list<br>
            <a href="mailto:QGIS-it-user@lists.osgeo.org" target="_blank">QGIS-it-user@lists.osgeo.org</a><br>
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            <br>
          </blockquote>
        </div>
        <br>
      </div>
      <br>
      <fieldset class="m_257231421277441640m_-8761744997471216407mimeAttachmentHeader"></fieldset>
      <br>
      <pre>_______________________________________________
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<a class="m_257231421277441640m_-8761744997471216407moz-txt-link-freetext" href="https://lists.osgeo.org/mailman/listinfo/qgis-it-user" target="_blank">https://lists.osgeo.org/mailman/listinfo/qgis-it-user</a>
</pre>
    </blockquote>
    <br>
    <pre class="m_257231421277441640m_-8761744997471216407moz-signature" cols="72">-- 
Paolo Cavallini - <a class="m_257231421277441640m_-8761744997471216407moz-txt-link-abbreviated" href="http://www.faunalia.eu" target="_blank">www.faunalia.eu</a>
<a href="http://QGIS.ORG" target="_blank">QGIS.ORG</a> Chair:
<a class="m_257231421277441640m_-8761744997471216407moz-txt-link-freetext" href="http://planet.qgis.org/planet/user/28/tag/qgis%20board/" target="_blank">http://planet.qgis.org/planet/user/28/tag/qgis%20board/</a></pre>
  </div>

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</blockquote></div>
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</blockquote></div>