bug#21110: 25.0.50; Images viewed with Image[Imagemagick] mode are garbled

[YAMAMOTO Mitsuharu]

On Thu, 23 Jul 2015 19:01:20 +0900,
Robert Marshall wrote:
> 
> Eli Zaretskii writes:
>  > > Date: Wed, 22 Jul 2015 16:48:55 +0100
>  > > From: Robert Marshall <robert@capuchin.co.uk>
>  > > Cc: 21110@debbugs.gnu.org
>  > > 
>  > > Eli Zaretskii writes:
>  > >  > > From: Robert Marshall <robert@capuchin.co.uk>
>  > >  > > Date: Wed, 22 Jul 2015 11:31:35 +0100
>  > >  > > 
>  > >  > > I ran emacs -Q imagefile.png
>  > >  > > and on viewing the buffer it consists of garbage which appears to be
>  > >  > > assembled from parts of the X display (if required I can produce a 
> screenshot)
>  > >  > > 
>  > >  > > Same problem is apparent with jpg and gifs.
>  > >  > 
>  > >  > Does the problem go away if you configure without Cairo?
>  > > 
>  > > I'll do a rebuild without Cairo tomorrow
>  > 
>  > Thanks.
> 
> I can confirm that building without Cairo stops the corruption

The cairo image support was substantially rewritten on master of the
Emacs git repository.  Could you try it and tell us if you are still
seeing this problem?  Note that the ImageMagick is now disabled by
default, so you would need --with-imagemagick as well as --with-cairo.

                                     YAMAMOTO Mitsuharu
                                mituharu@math.s.chiba-u.ac.jp