| Re: [AD] minor patch to make GIMP recognize the alpha channel in saved TGAs |
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On Mon, 2004-02-09 at 17:26, Eric Botcazou wrote:
> > Someone on allegro.cc complained about it, and wotsit.org says the
> > number of bits in the alpha channel is set by the lower 4 bits of the
> > modified field - so I guess it has to be 8.
>
> Looks OK, except that _bitmap_has_alpha should not have the leading
> underscore since it is declared static.
>
> Did you ask the allegro.cc-er to test the patch?
>
Yes, it fixed his problem
(http://www.allegro.cc/forums/view_thread.php?_id=333122#target). He
didn't say if he used Gimp or if other paint programs are affected as
well, but according to the specs, Allegro currently is saving 0-bit
alpha channels in TGAs, so Gimp sort of is correct to ignore it.
--
Elias Pschernig <elias@xxxxxxxxxx>