On 11 Aug 2015, at 17:21, Marcelo Boufleur <[email protected]> wrote:
> Indeed, this can be used to add SRT subtitles into MP4, but the original > post mentioned if ffmpeg could handle SCC Closed Caption files, and if it > could embed these into MOV/MP4/MPEG files. > > This can be achieved with MacCaptions / CaptionMaker, but the original > poster is interested in open source solutions for this workflow. Sorry, I interpreted/assumed, that’s where things go wrong, that because of the MOV/MP4 part of the question that QuickTime and compatible players should be able to play those captions. I’m not aware of players that support SCC Closed Caption files, that’s why I suggested a ‘workaround’. > > The problem with Closed Caption is that there are many standards (CEA-608, > CEA-708, SCTE-20), and different implementations depending on which final > file format you will be choosing. > > For Elementary MPEG and Quicktime ProRes files you may choose CEA-608 to be > embedded into Line 21 of the original video, without reencoding. For HD > content, CEA-708 Closed Caption is inserted into VANC data of the original > video. You may also choose to use a particular Quicktime track for the > Closed Caption for other codecs that use Quicktime container, or if you go > through MPEG TS container, you may use a particular PID for that Closed > Caption. > > To my knowledge, there are no open source solutions that handle all (if > any) of the above situations. > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
