Re: Re: TTML and aspect ratio

The implementer of the client provides it. The implementer might ask the
user, or the system platform might define. Or the TTML client might be
embedded in a larger context (e.g., an HTML5 browser) that provides its own
mechanism for defining where to present captions.

On Wed, Jan 30, 2013 at 11:26 PM, David Ronca <dronca@netflix.com> wrote:

> > All of these things are determined by the "authoring or presentation
> > processor context".
>
> How is a client implementation supposed know the "external processing
> context"?
>
>