Re: Re: TTML and aspect ratio

btw, SDP-US goes beyond TTML and specifies requirements regarding the
relationship between the root container region and the related media
object, see R0016 and R0017 [1]

[1] https://dvcs.w3.org/hg/ttml/raw-file/default/ttml10-sdp-us/Overview.html

On Thu, Jan 31, 2013 at 12:42 AM, Glenn Adams <glenn@skynav.com> wrote:

> 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"?
>>
>>
>