[Tilesathome] Saving a few cycles

Christian Ehrlicher Ch.Ehrlicher at gmx.de
Tue Sep 9 20:53:32 BST 2008


Jiri Klement schrieb:
> Running pnqnq on the whole tileset doesn't make much sense. What pngnq
> do is find most commonly used colors and build palette of them. If you
> run pngnq on the whole tileset, then there will be more colors and
> selected colors will be less optimal. It would be much faster then to
> simply make some good palette and apply it every tile, no matter what
> colors the tile use.
> 
Afaik there's a ongoing work to create a common palette. But for now we 
don't have it.
I don't see your point - imho it's better to have more tiles with the 
same color palette than every tile with it's on one.

> Btw. If you are worried about I/O and have enough memory (3GB is more
> than enough when you use batik), then you can set t at h working
> directory to be on ramdisc. I have /tmp on ramdisc and it's
> considerably faster.
> 
I've no problems with I/O - I just render now and then (and normally on 
windows where batik is sloooooooooow) :-)

Christian





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