Video processing shouldn't take longer than a few hours at most (and may be longer for higher res formats). Here's a few tips for videos stuck in processing: https://goo.gl/6S1hdz . Let us know if it helps.
@TeamYouTube it’s been stuck at “processing video” and 90% upload, for about 2hrs almost 3hrs now!
pic.twitter.com/sQHhA9gHI6
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