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imsc1
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Production-grade reference & tooling for automated broadcast closed-captioning pipelines: SRT/SCC/WebVTT parsing, QC automation, FCC/Ofcom/CRTC compliance, and HLS/DASH/SDI delivery.
python ffmpeg hls accessibility scc closed-captioning dash subtitles broadcast webvtt captioning ttml smpte imsc1 eleventy cea-608 cea-708 media-tech fcc-compliance qc-automation
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Jul 16, 2026 - JavaScript
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