Re: [Geowebcache-devel] Support for ArcGIS compact cache format

[Chris H. <ch...@gm...>]

Awesome work! I've had people ask about this, it's definitely a great
addition to geowebcache.


On Sat, Jan 25, 2014 at 8:20 AM, "Björn Saxe" <Bjo...@gm...> wrote:

> Hi,
>
> I added support for ArcGIS compact cache format which has been introduced
> with ArcGIS Server 10. Geowebcache only supports
> 'Exploded' format, where each tile is stored as a single file. With
> compact format tiles are stored in a so called .bundle files with a
> corresponding index file (.bundlx). Main advantages are much faster copying
> of caches are smaller size on disk.
> The format is proprietary and not officially documented by ESRI. However,
> I found a description of the format on a blog (
> http://gdbgeek.wordpress.com/2012/08/09/demystifying-the-esri-compact-cache/)
> and it's not really complicated.
>
> The code has been tested with compact caches created by ArcGIS 10.1.
>
> As suggested on the documentation pages, I created a patch for changes to
> existing files. The patch and all new files are available on github gist:
>
> https://gist.github.com/bsaxe/3fc4392946f5341c1a3f
>
> Best regards
> Bjoern Saxe
>
>
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