The Scenarist (.scc) format is used for submitting to VoD stores like iTunes and Hulu. It's also
used commonly in Broadcast TV and for editing in software such as Adobe Premier Pro and Final Cut Pro.
Rev supports the 29.97 fps frame rate.
The SubRip (.srt) format is a common choice for Youtube and Vimeo videos. It's also extremely
easy to edit captions in this format - you can open a .srt file in Notepad or TextEdit.
The MacCaption (.mcc) format is used for high-definition Broadcast TV. MacCaption is the only file
format that can encode both 608 and 708 closed captioning. Rev supports all MCC frame rates -
24, 25, 30, 30DF, 50, 60, and 60DF.
The TTML format (also known as XML or DFXP) is gaining in popularity. The FCC has declared TTML
the official caption file format for broadcasters publishing video online:
Don't stress about it. If you change your mind later, we're happy to provide your caption files
in a different format, for no extra charge.
See the full list of supported formats with example files.