zvbi

VBI decoding library for extracting closed captions and teletext

brewmacoslinux

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Vertical Blanking Interval (VBI) decoding library

zvbi-ntsc-cczvbi-palpg

Extract closed captions from an NTSC video stream$ zvbi-ntsc-cc input_video.ts

Decode PAL teletext from a video file$ zvbi-palpg input_video.ts

View library capabilities and version information$ zvbi-ntsc-cc --help