An alternative and linked to the gimp-dog animation. I used the gmic plugin to animate the dog across the backdrop. It can be used to move a window across, all depends on the mask used. The main settings as this:
That gives a full width animation (if you set the frame size same as the image width) so I cropped it down to this:
Not as picky on sizes as ofnuts plugin.
That gives a full width animation (if you set the frame size same as the image width) so I cropped it down to this:
Not as picky on sizes as ofnuts plugin.