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".
