[whatwg] Start position of media resources

Robert O'Callahan robert at ocallahan.org
Mon Apr 6 19:21:00 PDT 2009

On Tue, Apr 7, 2009 at 3:40 AM, Eric Carlson <eric.carlson at apple.com> wrote:

>   A media file with a non-zero initial time stamp is not new to
> oggz-chopped files (eg. an MPEG stream initial PTS can have any value, SMPTE
> time-codes do not necessarily start at zero, etc) , but I disagree that we
> need a new attribute to handle it.
>   Media time values are expressed in normal play time (NPT), the absolute
> position relative to the beginning of the presentation. It is the
> responsibility of the UA to map time zero of the element to the starting
> time of the media resource, whatever it may be.

What if a script wants to present UI that contains the time from the media

"He was pierced for our transgressions, he was crushed for our iniquities;
the punishment that brought us peace was upon him, and by his wounds we are
healed. We all, like sheep, have gone astray, each of us has turned to his
own way; and the LORD has laid on him the iniquity of us all." [Isaiah
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