usage: projinfo [-o formats] [-k crs|operation|datum|ensemble|ellipsoid] [--summary] [-q]
                ([--area name_or_code] | [--bbox west_long,south_lat,east_long,north_lat])
                [--spatial-test contains|intersects]
                [--crs-extent-use none|both|intersection|smallest]
                [--grid-check none|discard_missing|sort|known_available]
                [--pivot-crs always|if_no_direct_transformation|never|{auth:code[,auth:code]*}]
                [--show-superseded] [--hide-ballpark] [--accuracy {accuracy}]
                [--allow-ellipsoidal-height-as-vertical-crs]
                [--boundcrs-to-wgs84]
                [--authority name]
                [--main-db-path path] [--aux-db-path path]*
                [--identify] [--3d]
                [--output-id AUTH:CODE]
                [--c-ify] [--single-line]
                --searchpaths | --remote-data |
                --list-crs [list-crs-filter] |
                --dump-db-structure [{object_definition} | {object_reference}] |
                {object_definition} | {object_reference} |
                (-s {srs_def} [--s_epoch {epoch}] -t {srs_def} [--t_epoch {epoch}]) |
                ({srs_def} {srs_def})

-o: formats is a comma separated combination of: all,default,PROJ,WKT_ALL,WKT2:2015,WKT2:2019,WKT1:GDAL,WKT1:ESRI,PROJJSON,SQL
    Except 'all' and 'default', other format can be preceded by '-' to disable them

list-crs-filter is a comma separated combination of: allow_deprecated,geodetic,geocentric,
geographic,geographic_2d,geographic_3d,vertical,projected,compound

{object_definition} might be a PROJ string, a WKT string, a AUTHORITY:CODE, or urn:ogc:def:OBJECT_TYPE:AUTHORITY::CODE