This really should be a priority item. For those who are frequent contributors to Commons, this is an especially important tool. Especially for creating new crops of images for use on Wikipedias (since images often are not cropped to ideal dimensions, or with a proper focus on an individual subject).

In T279087#6989203, @Jack_who_built_the_house wrote:

Do people refer to the logos by their position or their filename? It happens that they are not coinciding.

2.5 and 5 are the best two. That's the direction I'd recommend going in.