[Tilesathome] Windows problem

[Dirk-Lüder Kreie]

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Tino Miegel schrieb:
> the problem is line 1446 in tilesGen.pl:
> 
>     my $Image = newFromPng GD::Image($File);
> 
> After this call, $File can't be unlinked (closed) anymore by the perl
> process (the undef doesn't help, neither).
> I've done some researching that lead to the conclusion, that this is a
> problem with the GD perl implementation within ActivePerl for windows
> (under linux files can be deleted even when still in use). So even
> after finishing one tile, the t at -client can't delete the
> "process_nr"-tempdir because of many ghost files...
> So i've reimplementet tilesGen.pl to use Perlmagick instead of libGD.
> It's working now (i've no perl experience), but my problem is, that i
> can't figure out the compare-function of perlmagick. So detecting
> black tiles, empty sea tiles and empty land tiles does not work now...
> I am attaching the diff, perhaps some perl guru can figure out a
> working solution ;)
> 
> 
> Bye, Tino
> 
> PS:
> Comparing e.g. the $EmptySeaImage with $EmptyLandImage gives me an
> error value >0, but comparing one of the 3 reference images with our
> temporary $SubImage gives always an undefined value or 0.0.

I'm not a perl guru, but I will try. Unfortunately my main machine has
developed faulty capacitors on the Mainboard and is undergoing major
hardware maintenance so to speak.
I'll have a closer look when that's done.

- --

Dirk-Lüder "Deelkar" Kreie
Bremen - 53.0952°N 8.8652°E

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