[FFmpeg-user] Which command line can do dvb_teletext from ts to mp4

Moritz Barsnick barsnick at gmx.net
Tue Feb 16 14:19:37 CET 2016

On Tue, Feb 16, 2016 at 12:08:32 +0100, Moritz Barsnick wrote:
> On Tue, Feb 16, 2016 at 10:19:37 +0000, Carl Eugen Hoyos wrote:
> > Since I just wanted to open a ticket saying this 
> > absolutely never works:

Why do you assume this absolutely never works? (I may have missed what
is so different about my stream that it couldn't work with Henk's.)
Not a rhetorical question. Out of interest. :-)

> > Please provide your input sample;-(
> Okay, let me strip that 10 GB input MPEG-TS down (using "dd") to a
> section which demonstrates nicely. I'll upload it in an hour or so.

I have stripped it down to approx. one minute, 100MiB. Sorry, I could
have stripped it down more, but I wanted at least a few transitions in
the subtitles.

Find it as DVB-S.teletext_subtitles_777.ts and
DVB-S.teletext_subtitles_777.ts.txt on

For those who don't have read access there:

I wrote some details in the text file, but let me quote as least one
caveat (for those who trip across this message and not the whole
Note that only with the use of "-fix_sub_duration" do the subtitles
come with the correct timing in the resulting file. Without they come
extremely too slowly.

Command line used:
$ ffmpeg -fix_sub_duration -txt_format text -txt_page 777 -i DVB-S.teletext_subtitles_777.ts -map 0:v -map 0:2 -map 0:5 -c:v libx264 -c:a libfdk_aac -c:s mov_text -t 60 mov_text_from_DVB.02.mp4


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