Licence
CC0-1.0
Version
0.0.3
Deps
10
Size
11 kB
Vulns
0
Weekly
0
geo-file-type
Detect the Types of Geospatial Input, including ASCII Grid, Auxiliary XML, GeoTIFF, JPG, PNG, SHP (Shapefile), and World File
features
- Memory Safe: avoids loading the whole file into memory
usage
const geoFileType = require("geo-file-type");
const fs = require("fs");
const buffer = fs.readFileSync("./data/chattanooga.shp");
const result = geoFileType({
data: buffer,
debug: false // set debug to true for extra logging
});
// result is { type: "SHP (Shapefile)" }file types
| Name | Supported |
|---|---|
| ASCII Grid | Yes |
| Auxiliary XML | Yes |
| Cloud Optimized GeoTIFF | Yes |
| GeoRaster | Yes |
| GeoJSON | No |
| GeoTIFF | Yes |
| NetCDF | Yes |
| JPG | Yes |
| PNG | Yes |
| PRJ | Yes |
| SHP (Shapefile) | Yes |
| TopoJSON | No |
| World File | Yes |
further reading:
If you'd like to learn more about the formats, please consult the following:
- ASCII Grid: https://en.wikipedia.org/wiki/Esri_grid
- Cloud Optimized GeoTIFF: https://www.cogeo.org/
- GeoTIFF: https://en.wikipedia.org/wiki/GeoTIFF
- GeoRaster: https://github.com/geotiff/georaster
- GeoJSON: https://geojson.org/
- JPG: https://en.wikipedia.org/wiki/JPEG
- PNG: https://en.wikipedia.org/wiki/Portable_Network_Graphics
- NetCDF: https://en.wikipedia.org/wiki/NetCDF
- TopoJSON: https://github.com/topojson/topojson
- World File: https://en.wikipedia.org/wiki/World_file