On date Saturday 2015-02-07 22:15:58 -0700, Deron wrote: > I'm trying to capture ATSC with a tuner card and stream it out via > HLS. I've got it more or less working, and now I would like to try > my hand and streaming out closed captioning in WebVTT utilizing the > eia 608 demuxer. > > First, I captured 10 minutes of video to my HD. Then I used: > > ffmpeg -f lavfi -i "movie=WPEC.ts[out0+subcc]" -map s WPEC.vtt > > which generated a good .vtt file and then > > ffmpeg -i WPEC.vtt -f segment -segment_time 10 -segment_format > webvtt -scodec copy WPEC-%05d.vtt > > to generate segments 00000 to 00038 and it works just fine. > > However, > > ffmpeg -f lavfi -i "movie=WPEC.ts[out0+subcc]" -map s -f segment > -segment_time 10 -segment_format webvtt WPEC-%05d.vtt > > fails to generate segments. What it generates is just one segment > named WPEC-00000.vtt. > > What am I doing wrong? > > Deron > > Complete uncut output: >
> # ffmpeg -f lavfi -i "movie=WPEC.ts[out0+subcc]" -map s -f segment > -segment_time 10 -segment_format webvtt WPEC-%05d.vtt Use -loglevel debug, segment will generate log messages showing the input PTSs. Also, are you sure you have many key-frames in your input file? _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
