bug#10578: 24.0.92; No png images on OpenSUSE 12.1

[Achim Gratz]

Lars Ingebrigtsen <larsi@gnus.org> writes:
> I'm trying to compile Emacs 24 (current bzr) under OpenSUSE 12.1.
> Everything seems to work fine except inserting PNG images.
>
> If I do the following, I just get a blank square:
>
> (insert-image (create-image "/music/repository/Arto 
> Lindsay/Prize/thumbnail.png"))
> t
>
> If I insert a gif or a jpeg, things work fine.  If I try to insert
> something that isn't an image at all, I get an error message.  But with
> pngs, I don't get any error messages, and I don't get an image, just
> that blank square.
>
> The png libraries seem to exist:
>
> larsi@linux-hvfx:~/src/emacs/trunk> ldd src/emacs | grep png
>       libpng12.so.0 => /usr/lib/libpng12.so.0 (0xb7631000)
>       libpng14.so.14 => /usr/lib/libpng14.so.14 (0xb656f000)
> larsi@linux-hvfx:~/src/emacs/trunk> ls -l /usr/lib/libpng12.so.0 
> /usr/lib/libpng14.so.14
> lrwxrwxrwx 1 root root 18 Dec  8 01:20 /usr/lib/libpng12.so.0 -> 
> libpng12.so.0.46.0
> lrwxrwxrwx 1 root root 18 Nov 10 17:25 /usr/lib/libpng14.so.14 -> 
> libpng14.so.14.8.0

I'm on Tumbleweed, but my system looks the same in that respect and PNG 
insertion
works a charm with Emacs24 compiled yesterday.  Check that

lrwxrwxrwx 1 root root     11 19. Nov 18:32 /usr/lib/libpng.so -> libpng12.so

it might point to libpng14.so on your system?


Regards,
Achim.
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