On Fri, 12 Mar 2021, mhw-at-yg wrote:
Is it expected that `gdal_retile -of cog -ps 4096 4096 -t myoutdir
infile.tif` creates files that are not georeferenced?
Using Gdal from QGIS 3.16 on Win10.
~~~
$ gdalinfo --version
GDAL 3.1.4, released 2020/10/20
$ gdalinfo u:.\SPOT6_321_BeaverRiver_08Sep2018_NAD83_YAlbers_01_01.tif.msk
Driver: GTiff/GeoTIFF
Files: u:.\SPOT6_321_BeaverRiver_08Sep2018_NAD83_YAlbers_01_01.tif.msk
Size is 4096, 4096
Metadata:
INTERNAL_MASK_FLAGS_1=2
INTERNAL_MASK_FLAGS_2=2
INTERNAL_MASK_FLAGS_3=2
Image Structure Metadata:
COMPRESSION=DEFLATE
INTERLEAVE=BAND
Corner Coordinates:
Upper Left ( 0.0, 0.0)
Lower Left ( 0.0, 4096.0)
Upper Right ( 4096.0, 0.0)
Lower Right ( 4096.0, 4096.0)
Center ( 2048.0, 2048.0)
Band 1 Block=256x256 Type=Byte, ColorInterp=Gray
~~~
Is the "main" or "image" file geo-referenced ?
It may be that the .tif.msk mask files are assumed to be the same as
the matching .tif file.
--
Andrew C. Aitchison Kendal, UK
and...@aitchison.me.uk
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