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Raster is a data format consisting of regular grids of values, usually stored in an image-like format.

1 vote

How to query DEM elevation values in a web application based on cursor/click point location?

You can use any web platform you'd like (particularly on Linux) because its very easy to query GDAL using "gdallocationinfo -valonly -geoloc /path/to/files/45w074.dem -73.123456 44.123456" and get the …
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