Re: [gdal-dev] cogger output has no overviews?

2021-06-08 Thread thomas bonfort
Yes, it must be internal Le mar. 8 juin 2021 à 21:21, a écrit : > Thanks Thomas. > > > > Does cogger need a mask band to be internal as well, and not a sidecar > file? > > > > -Mat > ___ gdal-dev mailing list gdal-dev@lists.osgeo.org https://lists.osg

Re: [gdal-dev] cogger output has no overviews?

2021-06-08 Thread Matt.Wilkie
Thanks Thomas. Does cogger need a mask band to be internal as well, and not a sidecar file? -Mat ___ gdal-dev mailing list gdal-dev@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/gdal-dev

Re: [gdal-dev] cogger output has no overviews?

2021-06-08 Thread thomas bonfort
Matt, In the general case, cogger supports a tiff with internal overviews, i.e. without a .tif.ovr sidecar file. The advanced usecase which takes multiple files is a remnant of the time when gdaladdo was much slower than successive runs of "gdal_translate -outsize 50% 50%", or for when you need spe

Re: [gdal-dev] cogger output has no overviews?

2021-06-08 Thread Matt.Wilkie
I forgot to add: I tried adding the .ovr file in a manner similar to the Cogger readme example but got an error: ~~~ $ cogger -output test.tif SPOT6_321_BeaverRiver_08Sep2018_NAD83_YAlbers.tif SPOT6_321_BeaverRiver_08Sep2018_NAD83_YAlbers.tif.ovr mucog write: load: cannot load multiple tifs if

[gdal-dev] cogger output has no overviews?

2021-06-08 Thread Matt.Wilkie
Hi, I took cogger for a first test drive and I'm confused. I'm relatively new to the world of Cloud Optimized Geotiffs, so I don't know if my confusion is about the COG format itself or cogger: I fed a jpeg-in-geotiff file with external overviews (tif.ovr) and mask (tif.msk) to cogger. The out