Re: TextTrack API changes

On Wed, 24 Apr 2013 18:25:22 +0200, Bob Lund <> wrote:

> We've already implemented in-band captions for MPEG-2 TS where  
> getCueAsHTML returns a valid doc fragment for Cues containing 708  
> captions. We've also implemented a UA that exposes all other MPEG-2 TS   
> text track data as Base64 encoded text via getCueAsText for text tracks  
> not recognized by the UA. This is to provide Web applications with the  
> opportunity to handle text track formats not supported by the UA. There  
> is at least one 3rd party Web app developer that wants to make use of  
> this feature.

Since the specification for .text and .getCueAsHTML() are defined in terms  
of WebVTT, it would be useful with a proposed specification for these  
features for MPEG-2 TS 708 captions and for unsupported tracks.

P.S. It would be helpful if you could use proper quoting in your emails.  

Simon Pieters
Opera Software

Received on Wednesday, 24 April 2013 21:44:19 UTC