Hmm, video processing shouldn't take longer than a few hours at most (and may be longer for higher res formats). How long has yours been showing that it's still processing? Here's a few tips for videos stuck in upload too: https://goo.gl/gH99rS
Thanks for sharing the screenshot. Have you tried clearing your browser's cache and cookies? Does this happen across devices/browsers? Also, you could try using Incognito Mode and let us know if that helps!