[foms] WebVTT implementation in browsers

Silvia Pfeiffer silviapfeiffer1 at gmail.com
Wed Apr 11 12:58:24 UTC 2018


Jeroen, John,

That's awesome, thanks! Wow, 31% WebVTT usage - that's a pretty good argument!

I'll be compiling the feedback some time next week to send to TTWG,
but will wait for your input.

Cheers,
Silvia.


On Wed, Apr 11, 2018 at 12:24 AM, Jeroen Wijering <jeroen at jwplayer.com> wrote:
> Hey Silvia,
>
> John is compiling thoughts from the team at JW Player. Overall, we're big
> fans of VTT and are using it for applications like preview thumbnails and
> advertising breaks.
>
> Just ran across this report from Encoding.com that stated a jump in VTT
> captions market share (see page 11).
>
> - Jeroen
>
> On Sat, Apr 7, 2018 at 5:03 AM, Silvia Pfeiffer <silviapfeiffer1 at gmail.com>
> wrote:
>>
>> Hi everyone,
>>
>> I am collecting opinions about the need for better support of WebVTT
>> in browsers. Please speak up for or against it.
>>
>> This is on the background of getting WebVTT to become a W3C
>> recommendation, which is what we are working on in the Timed Text
>> Working Group (TTWG) right now.
>>
>> In my experience, having a spec at recommendation status is a key
>> motivator to get browsers to implement features interoperably. Basic
>> support is in all browsers, but interoperability is so poor that it's
>> basically unusable for normal Web publishing.
>>
>> I'd like to hear from browsers if a stable published specification of
>> WebVTT would encourage them to implement support.
>>
>> I'd like to hear from video player developers if they would drop their
>> polyfills if browsers supported WebVTT in its completeness. (Browsers
>> want to know this also.)
>>
>> And I'd like to hear from video publishers if native WebVTT support
>> would encourage them to publish more captions.
>>
>> If you have any opinion, please reply for yourself and/or your
>> company. I'm collecting feedback for the TTWG mailing list.
>>
>> Cheers,
>> Silvia.
>>
>>
>> P.S. The WebVTT version in preparation for the standards track can be
>> inspected at
>> https://htmlpreview.github.io/?https://github.com/w3c/webvtt/blob/gh-pages/archives/2018-04-15/Overview.html
>> (some links won't work because it's rendered through htmlpreview).
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>
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