Re: [Tuxpaint-stamps] Reducing size of Tux Paint stamp files by optimising PNG files

[Bill K. <nb...@so...>]

I'm so behind on email, that I only just read this thread from March.
I'm happy to see a space reduction, and will keep an eye out for any
issues.  It sounds like there should be no visible change, though! Thanks! :)

-bill!

On Sun, Jun 29, 2014 at 01:10:01PM +0200, Karl Ove Hufthammer wrote:
> Pere Pujal i Carabantes skreiv:
> 
> >> OK. I???ve now done another run, where I don???t clean any fully transparent
> >> pixels. The savings are now 1.6 MiB (1.1 MiB for stamps and 0.5 MiB for
> >> Tux Paint itself). OK to commit?
> > 
> > I can't see anything to opose, if my advice counts I would say go ahead
> > and commit :)
> 
> OK. I???ve now commited the optimised PNG files. For the record, here???s the 
> commands I used:
> 
> find . -name '*.png' | while read fil
> do
>   echo $fil
>   wine /path-to-truepng/TruePNG.exe /zc9 /zm1-9 /zs0-3 /fe /na /i0 \
>        $fil >/dev/null 2>/dev/null
>   wine /path-to-truepng/PNGZopfli.exe $fil 50 >/dev/null 2>/dev/null
>   mv ${fil%.png}.zopfli.png $fil >/dev/null
> done
> 
> I used TruePNG v0.4.2.1 and PNGZopfli v1.2.
> 
> -- 
> Karl Ove Hufthammer
> E-mail: ka...@hu...
> Jabber: hu...@ja...
> 
> 
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-- 
-bill!
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