[OSM-talk] OSM web forums?

Jim Ley jim at jibbering.com
Tue Apr 4 16:30:22 BST 2006


"Immanuel Scholz" <immanuel.scholz at gmx.de> wrote in message 
news:11601.80.246.32.40.1144164690.squirrel at www.eigenheimstrasse.de...
> Real question: Why is it better to have gif than png? I quick-tested their
> performance with java and found png's to use fewer memory footprint and
> were quicker than gifs (of course, if you don't use alpha blending but
> stick to binary alpha)

Browser support, nothing but browser support.

> Are the implementations for png in browsers that bad (compared to ImageIO
> lib in Java) ?

png alpha is not supported in IE, the script overhead is much larger than 
any decoding overhead, content-negotiate the images if you really want to 
send png where supported.

Jim.








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