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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Please add gdalinfo of the source image. Even better if you can share the image.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">-Jukka Rahkonen-<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b>Lähettäjä:</b> gdal-dev <gdal-dev-bounces@lists.osgeo.org>
<b>Puolesta </b>Naima Dambrine via gdal-dev<br>
<b>Lähetetty:</b> sunnuntai 5. marraskuuta 2023 17.35<br>
<b>Vastaanottaja:</b> gdal-dev@lists.osgeo.org<br>
<b>Aihe:</b> [gdal-dev] oblique cuts on a raster using python GDAL<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black">Hi ,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">I have problems with oblique cuts on a raster using python GDAL (3.6.2)</span><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">- with this line i obtain black borders around :</span><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">gdal.warp('raster-dst' , raster-src', cutLineDSName='geometry-extraction.shp', cropToCutline=True)</span><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Avenir-Book",serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black">- with this one, </span><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">the crop is not clean on closer inspection: residual black pixels
around image and white pixels appear in the image.</span><span style="font-family:"Avenir-Book",serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">gdal. warp( 'raster-dst' , raster-src', cutLineDSName='geometry-extraction.shp', cropToCutline=True, copyMetaData=True, dstNodata=0)</span><span style="font-family:"Avenir-Book",serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-family:"Avenir-Book",serif;color:black"><br>
</span><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">I tried, without success, to refine with outputBounds=[minX, maxX, minY, maxY], under QGIS directly …. </span><span style="font-family:"Avenir-Book",serif;color:black"><br>
</span><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">I've run out of ideas :/ </span><span style="font-family:"Avenir-Book",serif;color:black"><br>
</span><span style="font-size:13.5pt;font-family:"Avenir-Book",serif;color:black">A (naive) question comes to mind: Is it possible to make oblique cuts with gdal.warp() & co?</span><span style="font-family:"Avenir-Book",serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Avenir-Book",serif;color:black">Naïma<o:p></o:p></span></p>
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