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[aprssig] Re: Symbol set revisions

Gerhard f5vag.eu at gmail.com
Fri Apr 18 09:54:59 UTC 2008


On Fri, Apr 18, 2008 at 7:16 AM, Heikki Hannikainen <hessu at hes.iki.fi> wrote:

snip

>   I also have to serve both GIF files (for browser compatibility, IE6
> doesn't do transparency in PNG images), and PNG files (for Google Earth, it
> doesn't do transparency in GIF images). So that doubles the disk+cache

My Web server generates the symbol PNGs on the fly from Stephen's
tiles with GD and then caches them. The file size on the disk is only
about 170 bytes. The transparent PNGs render without problem in IE6.
http://f5vag.eu/maps/pics/65_95.png

--
73 de Gerhard, F5VAG / DL7MW
http://f5vag.eu, france.aprs2.net




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