libcaption ☆

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Description:
Free open-source CEA608 / CEA708 closed-caption encoder/decoder

Type: Formula | Tracked Since: Dec 28, 2025

Links: Homepage | formulae.brew.sh

Category: Multimedia

Tags: multimedia video captions cea608 cea708 c-library

Install: brew install libcaption

About:
Libcaption is a lightweight C library designed for encoding and decoding CEA-608 and CEA-708 closed caption standards. It provides a robust solution for developers needing to process caption data within video workflows without heavy dependencies. Its primary value is enabling accessible, open-source captioning support for embedded systems and multimedia applications.

Key Features:

Pure C implementation for high portability and low overhead
Supports both CEA-608 (SD) and CEA-708 (HD) standards
No external dependencies, making integration straightforward
Includes utilities for both encoding and decoding caption streams

Use Cases:

Adding closed captions to video streams in embedded devices
Decoding caption data for accessibility or analysis tools
Integrating caption support into custom multimedia pipelines

Alternatives:

libzvbi – Older library focused on VBI data; Libcaption is more modern and focused specifically on CEA standards.
FFmpeg – Monolithic multimedia suite; Libcaption is a lightweight, embeddable library for specific caption tasks.

Version History

Detected	Version	Rev	Change	Commit
Sep 13, 2025 10:39am		0	VERSION_BUMP	e7a36422