Well, normal browsers do display it in a viewable way. Is it possible to
display transparent background as white background? Otherwise, it is
problematic for browsing the web with dark colour themes.

On Tue, May 13, 2014 at 3:21 PM, Andreas Schwab <schwab@suse.de> wrote:

> "Tu, Do" <tuhdo1710@gmail.com> writes:
>
> > How to reproduce:
> >
> > - emacs -q
> > - Choose any color theme with dark background: (load-theme 'tango-dark t)
> > - Download or open image at this url:
> http://www.openldap.org/doc/admin23/intro_tree.gif
> >
> > Result: The image is deformed. Background becomes very dark, the nodes
> become gray. This is not expected.
>
> I don't see why you think this is a bug.  The image is transparent, so
> the background will show through.
>
> Andreas.
>
> --
> Andreas Schwab, SUSE Labs, schwab@suse.de
> GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
> "And now for something completely different."
>