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Hitung luas total poligon di shapefile menggunakan GDAL?
Saya memiliki shapefile dalam proyeksi British National Grid: Geometry: 3D Polygon Feature Count: 5378 Extent: (9247.520209, 14785.170099) - (638149.173223, 1217788.569952) Layer SRS WKT: PROJCS["British_National_Grid", GEOGCS["GCS_airy", DATUM["OSGB_1936", SPHEROID["Airy_1830",6377563.396,299.3249646]], PRIMEM["Greenwich",0], UNIT["Degree",0.017453292519943295]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",49], PARAMETER["central_meridian",-2], PARAMETER["scale_factor",0.9996012717], PARAMETER["false_easting",400000], PARAMETER["false_northing",-100000], UNIT["Meter",1]] cat: Integer (9.0) Bisakah saya menggunakan GDAL / OGR untuk mendapatkan luas total semua …