Say I have a GeoTIFF with transparency. I'd like to create a Polygon to match the non-transparent parts of the GeoTIFF. My question is... how would I do this?
Here's a post talking about how to do it with QGIS:
https://gis.stackexchange.com/q/384335/17847
But I'd prefer it if I didn't have to switch back and forth between ArcGIS and QGIS.
