Beautiful day in San Francisco on the Bay. Taking a moment to look at Alcatraz on a sunny day was quite a treat. Testing out the new 4K Go Pro setup. Thought you guys might want to see some real-world 4k GoPro footage to test with. Cheers!
You can find a 1080p version on Youtube, or you download the giant 4.9GB Pro-Res 422 file via Archive.org or bittorrent.
Technical Details - Full 4K 3840x2160@30fps ProRes422