diff options
Diffstat (limited to 'src/iso19111/io.cpp')
| -rw-r--r-- | src/iso19111/io.cpp | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/src/iso19111/io.cpp b/src/iso19111/io.cpp index 260cf1c7..86f21db7 100644 --- a/src/iso19111/io.cpp +++ b/src/iso19111/io.cpp @@ -4514,7 +4514,28 @@ CRSPtr WKTParser::Private::buildCRS(const WKTNodeNNPtr &node) { if (ci_equal(name, WKTConstants::PROJCS) || ci_equal(name, WKTConstants::PROJCRS) || ci_equal(name, WKTConstants::PROJECTEDCRS)) { - return util::nn_static_pointer_cast<CRS>(buildProjectedCRS(node)); + auto projCRS = + util::nn_static_pointer_cast<CRS>(buildProjectedCRS(node)); + auto projString = projCRS->getExtensionProj4(); + if (starts_with(projString, "+proj=ob_tran +o_proj=longlat") || + starts_with(projString, "+proj=ob_tran +o_proj=lonlat") || + starts_with(projString, "+proj=ob_tran +o_proj=latlong") || + starts_with(projString, "+proj=ob_tran +o_proj=latlon")) { + // Those are not a projected CRS, but a DerivedGeographic one... + if (projString.find(" +type=crs") == std::string::npos) { + projString += " +type=crs"; + } + try { + auto projObj = + PROJStringParser().createFromPROJString(projString); + auto crs = nn_dynamic_pointer_cast<CRS>(projObj); + if (crs) { + return crs; + } + } catch (const io::ParsingException &) { + } + } + return projCRS.as_nullable(); } if (ci_equal(name, WKTConstants::VERT_CS) || |