Can someone help me how to generate subtitles/teletext descriptor for according to paragraphs 6.2.41/6.2.43 (specification) , for my input ts-file?
I tried to find something suitable in mediainfo/ffprobe/ffmpeg but couldn't find anything worthwhile.
Check FFmpeg's source code again:
https://github.com/FFmpeg/FFmpeg/blob/master/libavformat/mpegtsenc.c
And the following lines:
These lines does what you asked.