[gdal-dev] Draft GDAL/OGR class hierarchy for GDAL 2.0

Even Rouault even.rouault at mines-paris.org
Fri Mar 28 01:24:48 PDT 2014


Dmitriy,

It is not at all my intention to have a big-bang for GDAL 2.0. According to the
ohloh estimation ( http://www.ohloh.net/p/gdal/estimated_cost ), the cumulated
development to make GDAL as it is currently would represent a 265 person-years
effort. I do think it is overestimated (they also include the external libraries
that have been imported in the tree like libtiff, etc..); it should be closer to
30 person-years (2 full time position for the 15 years the project exist) but
still... I don't think anything justifies a rewrite.
My vision is more a series of incremental changes where the software remains
stable and usable at each stage. That way you, we can make sure that GDAL 2.0
can be released some day...

Even

> Hi Etienne,
>
> Yes, on first stage some format will be dropped. But exist GDAL 1.x will
> help where.
> It seems to me that rewriting of formats will not so hard as develop new
> one.
> NetCDF is popular form and should be rewrite in first stage. We can
> create a wiki page with table of format and stages and responsibility -
> so we see how the work will be hard.
>
> Best regards,
>      Dmitry
>
>
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