<div dir="ltr">And I'll highlight that the separate `geometry` and `bbox` fields in the STAC item do explicitly have to be projected in WGS84 (as required by the GeoJSON spec): <a href="https://github.com/radiantearth/stac-spec/blob/master/item-spec/item-spec.md#geometry">https://github.com/radiantearth/stac-spec/blob/master/item-spec/item-spec.md#geometry</a><div><div><br></div><div>(Although I suspect the original mistake was taking the values for those and dropping them into the `proj:...` fields, which I've done before)</div><div><br></div><div>Cheers,</div><div>Daniel<br><div><br></div></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, 11 Sept 2024 at 15:21, Michael Smith via gdal-dev <<a href="mailto:gdal-dev@lists.osgeo.org">gdal-dev@lists.osgeo.org</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"><div class="msg-3303471643079488010"><div lang="EN-US" style="overflow-wrap: break-word;"><div class="m_-3303471643079488010WordSection1"><p class="MsoNormal">Thanks for the clarification!<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">Mike<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p><div><div><p class="MsoNormal"><span>-- <u></u><u></u></span></p></div><div><p class="MsoNormal"><span>Michael Smith<u></u><u></u></span></p><p class="MsoNormal"><span>Remote Sensing/GIS Center<u></u><u></u></span></p></div></div><p class="MsoNormal"><span>US Army Corps of Engineers</span><u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p><div style="border-right:none;border-bottom:none;border-left:none;border-top:1pt solid rgb(181,196,223);padding:3pt 0in 0in"><p class="MsoNormal"><b><span style="font-size:12pt;color:black">From: </span></b><span style="font-size:12pt;color:black">Even Rouault <<a href="mailto:even.rouault@spatialys.com" target="_blank">even.rouault@spatialys.com</a>><br><b>Date: </b>Wednesday, September 11, 2024 at 9:19 AM<br><b>To: </b>Michael Smith <<a href="mailto:michael.smith.erdc@gmail.com" target="_blank">michael.smith.erdc@gmail.com</a>>, <<a href="mailto:gdal-dev@lists.osgeo.org" target="_blank">gdal-dev@lists.osgeo.org</a>><br><b>Subject: </b>Re: [gdal-dev] STACIT driver and iten collections and origin / pixel size</span><span style="font-size:12pt;color:black"><u></u><u></u></span></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><p><u></u> <u></u></p><div><p class="MsoNormal">Le 11/09/2024 à 16:17, Michael Smith a écrit :<u></u><u></u></p></div><blockquote style="margin-top:5pt;margin-bottom:5pt"><p class="MsoNormal">The proj:bbox is in geodetic. Is that the issue, the bbox needs to be in the projected coords? I have proj:projjson and proj:wkt2 defined but the bbox is geodetic. <u></u><u></u></p></blockquote><p>Per the spec, yes, this is wrong.<u></u><u></u></p><p>Cf <a href="https://github.com/stac-extensions/projection/?tab=readme-ov-file#projbbox" target="_blank">https://github.com/stac-extensions/projection/?tab=readme-ov-file#projbbox</a>: "Bounding box of the assets represented by this Item in the asset data CRS. Specified as 4 or 6 coordinates based on the CRS defined in the <code><span style="font-size:10pt">proj:code</span></code>, <code><span style="font-size:10pt">proj:projjson</span></code> or <code><span style="font-size:10pt">proj:wkt2</span></code> fields. [...]"<u></u><u></u></p><p class="MsoNormal"><span><br><br><u></u><u></u></span></p><pre>-- <u></u><u></u></pre><pre><a href="http://www.spatialys.com" target="_blank">http://www.spatialys.com</a><u></u><u></u></pre><pre>My software is free, but my time generally not.<u></u><u></u></pre></div></div>
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