Subtitles
- For people who can hear but may not understand
- Example: watching foreign film
Captions
- Include Background sounds for people with disabilities
- Closed Captions (CC): Can be open/closed by toggle
- Open Captions (OC): Text burned into the video
Transcripts
- Very similar to Captions.
- Meant for people with disabilities.
- Very detailed, capturing all sound, visual info, essentials words
- Used to show timed text data such as Closed Captions and Subtitles
- WebTT
- Extension:
vtt
- Web Video Text Track
- Support HTML5 and hence styling
- good for SEO
- SRT
- extension:
srt
- SubRip Text
- Simpler format