[gdal-dev] Enabling default compression for COG ?

Tobias Wendorff tobias.wendorff at tu-dortmund.de
Thu Sep 30 09:58:28 PDT 2021

I'd give LZW a go. I've got very good experience with that, in terms of 
performance on weaker or embedded systems. However, some people still 
think that the algorithm has a protection by patents.

Am 30.09.2021 um 15:46 schrieb Even Rouault:
> should we enable a default compression scheme for the COG driver ? I've 
> heard people "complaining" about that, or people just not realizing that 
> specifying a compression method was something reasonable to do. Likely a 
> lossless one to be conservative. ZSTD is probably not reasonable as it's 
> too non-standard outside of the GDAL/libtiff world. So the choice would 
> go basically between LZW or DEFLATE. LZW has probably the best 
> compatibility profile (but the less efficient). I guess that most 
> browser based solutions would handle it ? Thoughts ?
> Even

More information about the gdal-dev mailing list