[PROJ] PROJ 9.7.0RC1 & PROJ-data 1.23RC1

[Howard Butler]

+1 Howard

> On Sep 12, 2025, at 5:24 AM, Javier Jimenez Shaw via PROJ <proj at lists.osgeo.org> wrote:
> 
> +1 Javier
> 
> On Fri, 12 Sept 2025 at 12:19, Kristian Evers via PROJ <proj at lists.osgeo.org <mailto:proj at lists.osgeo.org>> wrote:
>> 
>> PSC members,
>> 
>> I have not received any reports of problems with the two release candidates and therefore put it to you to approve that they are promoted to final releases. 
>> 
>> I'll start with my +1.
>> 
>> /Kristian
>> 
>> 
>> On Monday, September 8th, 2025 at 21:23, Kristian Evers via PROJ <proj at lists.osgeo.org <mailto:proj at lists.osgeo.org>> wrote:
>> 
>> > All,
>> > 
>> > in preparation for a new round of PROJ and PROJ-data release I have uploaded release candidates for both packages.
>> > 
>> > Download the archives here:
>> > 
>> > https://download.osgeo.org/proj/proj-9.7.0RC1.tar.gz
>> > https://download.osgeo.org/proj/proj-9.7.0RC1.zip
>> > 
>> > https://download.osgeo.org/proj/proj-data-1.23RC1.tar.gz
>> > https://download.osgeo.org/proj/proj-data-1.23RC1.zip
>> > 
>> > The PROJ release includes both updates and bug fixes. See the release notes below.
>> > 
>> > The PROJ-data release comes with the following additions:
>> > 
>> > * Slovenian height conversion grid, SVS2000 to SVS2010
>> > * Norwegian ETRS89 transformation grid covering Svalbard
>> > 
>> > Please test the release candidates and report any issues you may find with them.
>> > Either here on the mailing list or on GitHub.
>> > 
>> > /Kristian
>> > 
>> > 
>> > ————————————————————————————————
>> > 
>> > 
>> > # PROJ Release Notes
>> > 
>> > ## 9.7.0
>> > 
>> > ### Updates
>> > 
>> > * Implement 'exact' authalic latitude->geographic latitude and use it in `+proj=aea/cea/laea/eqearth/healpix/rhealpix` (#4441)
>> > 
>> > 
>> > * Implement uniform conversions between auxiliary latitudes (#4446)
>> > 
>> > * WKT2 parser: recognize `DEFININGTRANSFORMATION` (but ignore it) (#4484)
>> > 
>> > * Database: add values from `alias_name` table that were removed in older EPSG releases, to improve
>> > recognizing old WKT strings (#4490)
>> > 
>> > * `proj_trans_bounds()`: sample points within the source grid to avoid missing extent such as world-wide
>> > coverage from EPSG:4326 to ESRI:54099 (Spilhaus) (#4513)
>> > 
>> > * Enable `-Wimplicit-fallthrough`, `-Wdeprecated-copy-dtor`, `-Wweak-vtables`,
>> > `-Wdocumentation-unknown-command` when possible (#4516)
>> > 
>> > * Geostationary projection: speed up inverse spherical and ellipsoidal computation (#4523)
>> > 
>> > * WKT importer: better error message when `BBOX` is invalid (e.g south_lat > north_lat) (#4525)
>> > 
>> > 
>> > * Added `proj_geod_direct` for PJ trasformation object (#4532)
>> > 
>> > * Support exporting Mercator (Spherical) on a sphere as `Mercator_1SP` in WKT1 (#4555)
>> > 
>> > * Database: update to EPSG v12.022 (#4562)
>> > 
>> > 
>> > ### Bug Fixes
>> > 
>> > * `proj_trans_bounds()`: avoid erroring out, in some cases, when PJ* object is directly constructed
>> > from a PROJ pipeline (#4512)
>> > 
>> > * Fix issue related to `D_Unknown_based_on_WGS_84_ellipsoid` datum name (#4515)
>> > 
>> > * `proj_trans_bounds()`: fix 9.6.2 regression when going from long/lat crossing antimeridian to
>> > projected (#4526)
>> > 
>> > * opt_parse: avoid potential heap-buffer-overflow when parsing non-ASCII characters (affect
>> > `cct` and `gie`) (#4530)
>> > 
>> > * `gie`: fix memory leak on non existing input file (#4531)
>> > 
>> > * Database: referene `nl_nsgi_nllat2018.tif` and `nl_nsgi_bongeo2004.tif` grids (#4534)
>> > 
>> > * Fixes related to WKT import/export of `DerivedGeodetic/GeographicCRS` (#4536)
>> > 
>> > * Fix `tolower()`/`toupper()` implementation to not lead to undefined behavior (#4539)
>> > 
>> > * IAU2015 CRS: fix wrong code for coordinate system of North Polar and South Polar CRSs (#4545)
>> > 
>> > * `createOperations()`: fix a case involving 2 CompoundCRS, one with TOWGS84, and the 2
>> > verticalCRS differing by units (#4552)
>> > 
>> > * On SQLite query error, show first the error msg than the sql query (#4553)
>> > 
>> > * Allow geodesic inverse for meridional points on prolate ellipsoid (#4560)
>> > 
>> > 
>> > _______________________________________________
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>> > https://lists.osgeo.org/mailman/listinfo/proj
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