topic Open ArcGIS published TIF file and transform in ArcGIS API for Python Questions https://community.esri.com/t5/arcgis-api-for-python-questions/open-arcgis-published-tif-file-and-transform/m-p/798942#M1967 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I recently downloaded a dataset from&nbsp;a Chinese geodata site (<A class="link-titled" href="http://www.geodoi.ac.cn/WebEn/doi.aspx?Id=131" title="http://www.geodoi.ac.cn/WebEn/doi.aspx?Id=131">Global Change Research Data Publishing &amp; Repository</A>&nbsp;)</P><P>The published data is in the for of a .TIF raster file with some metadata:</P><P></P><P><IMG class="image-1 jive-image" src="https://community.esri.com/legacyfs/online/499146_pastedImage_2.png" /></P><P>The data looks something like this (Population density per KM)</P><P><IMG class="image-2 jive-image" src="https://community.esri.com/legacyfs/online/499166_pastedImage_3.png" /></P><P></P><P></P><P></P><P>Apparently this dataset was published in ArcGIS which I found a reference to in XXX.tif.aux.xml. The rest of the metadata files were encoded and are probably only readable from ArcGIS.&nbsp;</P><P></P><P>Is it possible to load this data using the Python API and transform it to another co-ordinate space? Ideally, I would like to transform it to the WSG-84 Space and and do some calculations using some other province/border shaperfile data.</P></BODY></HTML> Mon, 06 Jul 2020 06:53:54 GMT NadieWhitelaw 2020-07-06T06:53:54Z Open ArcGIS published TIF file and transform https://community.esri.com/t5/arcgis-api-for-python-questions/open-arcgis-published-tif-file-and-transform/m-p/798942#M1967 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I recently downloaded a dataset from&nbsp;a Chinese geodata site (<A class="link-titled" href="http://www.geodoi.ac.cn/WebEn/doi.aspx?Id=131" title="http://www.geodoi.ac.cn/WebEn/doi.aspx?Id=131">Global Change Research Data Publishing &amp; Repository</A>&nbsp;)</P><P>The published data is in the for of a .TIF raster file with some metadata:</P><P></P><P><IMG class="image-1 jive-image" src="https://community.esri.com/legacyfs/online/499146_pastedImage_2.png" /></P><P>The data looks something like this (Population density per KM)</P><P><IMG class="image-2 jive-image" src="https://community.esri.com/legacyfs/online/499166_pastedImage_3.png" /></P><P></P><P></P><P></P><P>Apparently this dataset was published in ArcGIS which I found a reference to in XXX.tif.aux.xml. The rest of the metadata files were encoded and are probably only readable from ArcGIS.&nbsp;</P><P></P><P>Is it possible to load this data using the Python API and transform it to another co-ordinate space? Ideally, I would like to transform it to the WSG-84 Space and and do some calculations using some other province/border shaperfile data.</P></BODY></HTML> Mon, 06 Jul 2020 06:53:54 GMT https://community.esri.com/t5/arcgis-api-for-python-questions/open-arcgis-published-tif-file-and-transform/m-p/798942#M1967 NadieWhitelaw 2020-07-06T06:53:54Z Re: Open ArcGIS published TIF file and transform https://community.esri.com/t5/arcgis-api-for-python-questions/open-arcgis-published-tif-file-and-transform/m-p/798943#M1968 <HTML><HEAD></HEAD><BODY><P>Hi. I solved this problem, there are some python libraries which are able to transform the data, I thought the GeoTIF spec was encoded, turns out it isn't</P><P></P><P><A class="link-titled" href="https://www.earthdatascience.org/courses/use-data-open-source-python/intro-raster-data-python/fundamentals-raster-data/intro-to-the-geotiff-file-format/" title="https://www.earthdatascience.org/courses/use-data-open-source-python/intro-raster-data-python/fundamentals-raster-data/intro-to-the-geotiff-file-format/">About the Geotiff (.tif) Raster File Format: Raster Data in Python | Earth Data Science - Earth Lab</A>&nbsp;</P></BODY></HTML> Wed, 08 Jul 2020 02:33:49 GMT https://community.esri.com/t5/arcgis-api-for-python-questions/open-arcgis-published-tif-file-and-transform/m-p/798943#M1968 NadieWhitelaw 2020-07-08T02:33:49Z