Video Upload Specs

Last update: 22 Apr 2014    Subtitles  Captions  Specs 


Apple ProRes or Avid DNxHD .mov, stereo audio

No letterbox/interlaced/preroll/postroll/URLs


Codec Apple ProRes 422 HQ, Avid DNxHD (8 bit)
Frame rate Any progressive, examples: 23.98p, 24p, 25p, 30p, 29.97p
File Size Unlimited (200 GB+). The bigger the better.
File Format QuickTime .mov
Fast Start Enabled
Resolution Minimum SD (480 height). Preferred HD (1280 width or more), 2k, 4k, 6k.
Pixel Aspect Ratio Square pixels only. More info here.
Letterbox No black bars around the picture
Pre/Post Roll None. No slate, slug, bars, tone, cards. Max 1 sec black before & after.
Audio PCM Stereo, single stream. No surround yet, sorry
Captions Separate SRT file. No burn-in. See our closed captions & subtitles section.

###Not accepted: * No letterbox * No pillarbox * No interlaced * No burned in subtitles (except trailers) * No anamorphic (squeezed) pixels * No URLs or promo links (e.g. film website, Facebook page, available to download, etc.) anywhere in the film or trailer, including end credits * No real or bogus MPAA rating card * No bars, slate, test-tone, pre-roll, post-roll (max. 1 sec of black before film starts or after credits end) * No titles or captions outside title-safe area