I’m not sure if they use the same system for closed captioning or not, but YouTube TV uses a different system as described above. That will obviously change as the system develops. You might even be able to control the captions from a web page for the service itself. They ignore the caption settings of the Roku itself. YouTube is playing around with AI for subtitles and it isn’t very good yet. Depending on the channel, the closed caption function is controlled within the channel itself. AI can either perform captioning in advance or on the fly.
Closed captioning on roku manual#
Once refined to a reliable standard, this will take over from the two manual methods as it will be cheaper, faster, and hopefully, more accurate than it is now. This technology is still in its infancy and often gets things wrong. Increasingly, studios are using AI to automatically generate subtitles and closed captions. I configured the CC on the Netflix website under my. These are then embedded into the broadcast, ready for use. I just got the new Roku 2 and I am very impressed with the speed and the fact that I can now connect to 5Ghz wifi however, I am now forced to use the new Netflix app which appears to be much less user-friendly with respect to CC. Scripted shows will often create subtitles and closed captions in post-production using the script and interpretation of what happens on screen. This is then embedded into the broadcast to be picked up by your player. They listen to what’s going on and manually type the subtitles and sound cues into their stenograph machine.
In some unscripted shows, like quiz shows or interviews where you don’t necessarily know what’s coming next, a human stenographer may create closed captions as the show unfolds.