Teletext subtitles are stored and transmitted through sequential numbers, assigned to specific pages. Teletext is an older technology, and thus works slightly different from what was described above. It was developed in the 1980s for broadcast purposes.
VTT (or WebVTT or Video Text Tracking)It uses HTML5 code functionality and is designed for the web.Each blank line indicates the start of a new subtitle.
An SRT file consists of a timecode (when should subtitles appear and disappear from the screen), the subtitle text itself, and a number, that indicates the order of displayed subtitles (from 1 to X). SRT dates back to the age of DVD players and it became popular due to its simplicity. Platforms like YouTube, Facebook, Vimeo, etc. What does SRT stand for?The SubRip text (format) is the most common subtitle format.What’s more, the subtitles are by default embedded into a particular time code, saving you a load of unnecessary work. Luckily, Amberscript developed an innovative speech recognition engine, which automatically generates subtitles with up to 95% accuracy. Unfortunately, they are only 60-70% accurate, which usually results in confusion or makes people laugh. You probably know that YouTube can automatically produce subtitles for your video. You can automatically create subtitles using a softwareThis last method combines the best of both worlds since it’s both inexpensive and time-efficient.The current market price for subtitling 1 minute of video is between €5-€10 depending on the language of your content. Although this method saves you a lot of time and effort, it might easily create a loophole in your budget. You can outsource creating subtitlesIf you don’t have the time and resources to create subtitles manually, you can hire a person or an agency to do the job for you.
Moreover, you will have to dedicate some time to learn the interface and shortcuts of the software of your choice. You should keep in mind one thing – adding the subtitles manually is a very time-consuming process.
You can create subtitles manuallyThere are many free software packages (such as Aegisub or Subtitle Workshop), that allow you to type in the subtitles yourself and lock them to a specific time code (e.g 00:45-00:51).