Teletext (or broadcast teletext) is a television information retrieval service. Teletext sends pages of text and simple geometric shapes from mosaic blocks to a VBI decoder by use of a number of reserved vertical blanking interval lines that together form the dark band dividing pictures horizontally on the television screen.
Questions tagged [teletext]
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exclude specific streams (e.g. teletext) from ffmpeg conversion
I want to convert several video files (captured from television) to another format, but I want to remove some specific streams. For example, this is one of my input files:
$ ffprobe -hide_banner -i 'Easy Rider.ts' 2>&1|grep Stream
Stream…
leone1522
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BBC Basic: Inserting a control character without occupying space in Mode 7
I'm using mode 7 ("Teletext mode") on my Beeb. I'd like to print a string of unbroken characters with an coloured text control character in the middle, as-per this mock-up:
However, I can't work how this can be done. The control character needs to…
seanhodges
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