Liste des informations sur les SRS données dans de nombreux formats (WKT, PROJ.4, etc.)
Usage :
gdalsrsinfo [options] srs_def
srs_def peut être le nom du fichier d’un jeu de données géré par GDAL/OGR à partir duquel extraire les informations du SRS ou n’importe quelles formes habituelles de GDAL/OGR (WKT complet, PROJ.4, EPSG:n ou un fichier contenant le SRS)
Options :
La commande gdalsrsinfo renvoie des informations sur les SRS données à partir d’un des formats suviants :
Types en sortie :
$ gdalsrsinfo "EPSG:4326"
PROJ.4 : '+proj=longlat +datum=WGS84 +no_defs '
OGC WKT :
0GEOGCS["WGS 84",
DATUM["WGS_1984",
SPHEROID["WGS 84",6378137,298.257223563,
AUTHORITY["EPSG","7030"]],
AUTHORITY["EPSG","6326"]],
PRIMEM["Greenwich",0,
AUTHORITY["EPSG","8901"]],
UNIT["degree",0.0174532925199433,
AUTHORITY["EPSG","9122"]],
AUTHORITY["EPSG","4326"]]
$ gdalsrsinfo -o proj4 osr/data/lcc_esri.prj
'+proj=lcc +lat_1=34.33333333333334 +lat_2=36.16666666666666 +lat_0=33.75 +lon_0=-79 +x_0=609601.22 +y_0=0 +datum=NAD83 +units=m +no_defs '
$ gdalsrsinfo -o proj4 landsat.tif
PROJ.4 : '+proj=utm +zone=19 +south +datum=WGS84 +units=m +no_defs '
$ gdalsrsinfo -o wkt -p "EPSG:32722"
PROJCS["WGS 84 / UTM zone 22S",
GEOGCS["WGS 84",
DATUM["WGS_1984",
SPHEROID["WGS 84",6378137,298.257223563,
AUTHORITY["EPSG","7030"]],
AUTHORITY["EPSG","6326"]],
PRIMEM["Greenwich",0,
AUTHORITY["EPSG","8901"]],
UNIT["degree",0.0174532925199433,
AUTHORITY["EPSG","9122"]],
AUTHORITY["EPSG","4326"]],
PROJECTION["Transverse_Mercator"],
PARAMETER["latitude_of_origin",0],
PARAMETER["central_meridian",-51],
PARAMETER["scale_factor",0.9996],
PARAMETER["false_easting",500000],
PARAMETER["false_northing",10000000],
UNIT["metre",1,
AUTHORITY["EPSG","9001"]],
AXIS["Easting",EAST],
AXIS["Northing",NORTH],
AUTHORITY["EPSG","32722"]]
$ gdalsrsinfo -o wkt_all "EPSG:4618"
OGC WKT :
GEOGCS["SAD69",
DATUM["South_American_Datum_1969",
SPHEROID["GRS 1967 Modified",6378160,298.25,
AUTHORITY["EPSG","7050"]],
TOWGS84[-57,1,-41,0,0,0,0],
AUTHORITY["EPSG","6618"]],
PRIMEM["Greenwich",0,
AUTHORITY["EPSG","8901"]],
UNIT["degree",0.0174532925199433,
AUTHORITY["EPSG","9122"]],
AUTHORITY["EPSG","4618"]]
OGC WKT (simple) :
GEOGCS["SAD69",
DATUM["South_American_Datum_1969",
SPHEROID["GRS 1967 Modified",6378160,298.25],
TOWGS84[-57,1,-41,0,0,0,0]],
PRIMEM["Greenwich",0],
UNIT["degree",0.0174532925199433]]
OGC WKT (no CT) :
GEOGCS["SAD69",
DATUM["South_American_Datum_1969",
SPHEROID["GRS 1967 Modified",6378160,298.25]],
PRIMEM["Greenwich",0],
UNIT["degree",0.0174532925199433]]
ESRI WKT :
GEOGCS["SAD69",
DATUM["D_South_American_1969",
SPHEROID["GRS_1967_Truncated",6378160,298.25]],
PRIMEM["Greenwich",0],
UNIT["Degree",0.017453292519943295]]