Posts about SubRip (SRT) caption format
View All TagsA caption file is a text document that pairs written words with specific moments in a video. Each line of text includes a start time and end time so the words appear on screen in sync with the audio. Caption files do not contain the video itself; they are uploaded alongside the video (or embedded into it) so viewers can read what is being said.
Professional closed captioning requires understanding the various caption file formats available and when to use each one. Whether you're working with YouTube, streaming platforms, broadcast television, or HTML5 video players, choosing the right caption format ensures compatibility and proper display across all platforms. This comprehensive guide explores the major caption formats, their use cases, technical specifications, and how to import and export them for your video content.
New to caption files? Start with our beginner guide: what is a caption file?.