[osgeo4w-dev] [osgeo4w] #679: LERC codec once again missing in GDAL 3.3, latest QGIS, etc.

OSGeo4W trac_osgeo4w at osgeo.org
Tue May 11 14:28:56 PDT 2021


#679: LERC codec once again missing in GDAL 3.3, latest QGIS, etc.
--------------------+-------------------------------
Reporter:  houska1  |      Owner:  osgeo4w-dev@…
    Type:  defect   |     Status:  new
Priority:  major    |  Component:  Package
 Version:           |   Keywords:  gdal libtiff lerc
--------------------+-------------------------------
 Seems https://trac.osgeo.org/osgeo4w/ticket/663 is back.
 The latest builds with GDAL 3.3.0 seem to once again not support LERC
 compression, most likely due to missing internal libtiff.
 This also affects the latest builds of QGIS 3.18.2 which (I believe) uses
 the 3.3.0 runtime.

 Example error message from `gdalinfo` on command line below. QGIS fails
 less elegantly, just failing to open LERCed TIFF files with no
 explanation.

 {{{
 Warning 1: GS0327-dem_cliplerc.tif: GS0327-dem_cliplerc.tif:LERC
 compression support is not configured
 ERROR 1: GS0327-dem_cliplerc.tif: Cannot open TIFF file due to missing
 codec.
 gdalinfo failed - unable to open 'GS0327-dem_cliplerc.tif'.
 }}}

-- 
Ticket URL: <https://trac.osgeo.org/osgeo4w/ticket/679>
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