Cannot upload video to iTunesConnect: The frame rate of your app video preview is too high

Question

I made an App Store preview video using QuickTime player on OS X Yosemite.
When I try to upload the video to iTunesConnect, I get an error message:

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Answer 1

For Quicktime videos use this command line:

ffmpeg -r 30 -i 60fpsvideo.m4v 30fpsvideo.avi