topic extracting from large raster in Geoprocessing Questions https://community.esri.com/t5/geoprocessing-questions/extracting-from-large-raster/m-p/550046#M18189 <HTML><HEAD></HEAD><BODY><SPAN>Greetings, </SPAN><BR /><BR /><SPAN>I am using the 'extract by rectangle' tool in spatial analyst to extract portions of a large four-band raster.&nbsp; The size of the raster file is several gigabytes and the area to be extracted is about 0.05% the size of the original.&nbsp; This takes an extremely long time to process.&nbsp; Equivalently, I found that zooming to the extraction area, then right-clicking the layer, and exporting the data by spatial extent works very quickly.&nbsp; I need to batch the process for multiple files so both methods are impractical.&nbsp; </SPAN><BR /><BR /><SPAN>Am I missing something?&nbsp; Is there another approach I should be using?&nbsp; </SPAN><BR /><BR /><SPAN>Thanks, </SPAN><BR /><BR /><SPAN>Marcus</SPAN></BODY></HTML> Fri, 25 Mar 2011 19:40:11 GMT MarcusBeck 2011-03-25T19:40:11Z extracting from large raster https://community.esri.com/t5/geoprocessing-questions/extracting-from-large-raster/m-p/550046#M18189 <HTML><HEAD></HEAD><BODY><SPAN>Greetings, </SPAN><BR /><BR /><SPAN>I am using the 'extract by rectangle' tool in spatial analyst to extract portions of a large four-band raster.&nbsp; The size of the raster file is several gigabytes and the area to be extracted is about 0.05% the size of the original.&nbsp; This takes an extremely long time to process.&nbsp; Equivalently, I found that zooming to the extraction area, then right-clicking the layer, and exporting the data by spatial extent works very quickly.&nbsp; I need to batch the process for multiple files so both methods are impractical.&nbsp; </SPAN><BR /><BR /><SPAN>Am I missing something?&nbsp; Is there another approach I should be using?&nbsp; </SPAN><BR /><BR /><SPAN>Thanks, </SPAN><BR /><BR /><SPAN>Marcus</SPAN></BODY></HTML> Fri, 25 Mar 2011 19:40:11 GMT https://community.esri.com/t5/geoprocessing-questions/extracting-from-large-raster/m-p/550046#M18189 MarcusBeck 2011-03-25T19:40:11Z