bug#11070: 24.0.94; Large stippled images not displayed consistently

[Eli Zaretskii]

> From: Ivan Andrus <darthandrus@gmail.com>
> Date: Thu, 22 Mar 2012 22:12:28 +0100
> 
> Starting with emacs -Q, change the path to an image that is taller than a 
> line of text.
> 
> ;; Evaluate this
> (face-remap-add-relative 'default
> '(:stipple "/path/to/large/image.jpg"))
> 
> ;; Evaluate this once
> (scroll-down -3)
> 
> ;; Evaluate this 3 times
> (scroll-down 1)
> 
> ;; Notice that the top 3 lines now are repeated using the top portion
> ;; of the image.
> 
> ;; Now evaluate these
> (scroll-down -3)
> 
> (scroll-down 3)
> 
> ;; Notice that the top 3 lines are now correct.

Please post an image file that can be used to reproduce this problem.
I'd like to avoid searching my disk for a suitable JPEG file.

Thanks.