So, is there any way to do what I am trying? I mean, I want to push new dvbsub subtitles in a live mpegts
Felipe On Thu, Feb 21, 2019 at 12:34 AM Carl Eugen Hoyos <[email protected]> wrote: > 2019-02-20 17:18 GMT+01:00, Felipe Mogollon <[email protected]>: > > Hi, > > > > I am trying to generate a mpegts stream with live DVB subtitles. > > > > I have managed to create DVB subtitles by doing some tricks with python + > > spumux + ffmpeg and I can finally get a dvbsub file that contains > subtitles. > > > > If I mux dvbsubtitle file into a mpegts stream everything seems fine, > just > > a little bit out of sync. > > > > ffmpeg -re -f lavfi -i testsrc=size=1280x720:rate=30 -f mpegts -i > > dvbsub.sub -vcodec h264_nvenc -g 10 -scodec dvbsub -f mpegts output.ts -y > > > > My problem is when I try to generate live DVB subtitles: > > > > I have tried to put dvbsub.sub input in loop mode: > > ffmpeg -re -f lavfi -i testsrc=size=1280x720:rate=30 -stream_loop -1 -i > > dvbsub.sub -vcodec h264_nvenc -g 10 -acodec aac -strict -2 -scodec > dvbsub > > -f mpegts output.ts -y > > > > and generate new dvbsub.sub for each "chunk" of subtitles, but ffmpeg > > doesn't seems to mux those new subtitles in the right way and "repeats" > the > > first ones > > This is what I would expect the option "-stream_loop" to do... > > Carl Eugen > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". -- Juan Felipe Mogollón Rodríguez Researcher | Investigador Digital Media +[34] 943 30 92 [email protected] Member of GraphicsMedia.net Legal Notice - Privacy policy (http://www.vicomtech.org/en/proteccion-datos) _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
