Subject	Author	Repo	Branch	Lines +/-
Captions: Add form option for VTT/SRT when creating captions	TheDJ	mediawiki/extensions/TimedMediaHandler	master	+11 -13
TimedText: Add a WebVTT reader backed by the vtt-vivid library	TheDJ	mediawiki/extensions/TimedMediaHandler	master	+551 -303
Add hartman/vtt-vivid library for use in TimedMediaHandler	TheDJ	mediawiki/vendor	master	+4 K -7

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Status	Assigned	Task
Open	None	T158181 Aim for workflow equivalence for MediaWiki on desktop and mobile web
Duplicate	None	T98491 TimedMediaHandler user experience is poor on mobile
Resolved	TheDJ	T108277 Video closed captioning is available on desktop but not on mobile
Resolved	TheDJ	T116154 Support WebVTT subtitling
Resolved	• brooke	T111552 Create an API to serve subtitles
Resolved	• brooke	T136033 Allow server side parsing of the subtitles

Event Timeline

TheDJ created this task.Oct 21 2015, 12:31 PM

TheDJ raised the priority of this task from to Medium.

TheDJ updated the task description. (Show Details)

TheDJ added a project: TimedMediaHandler.

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptOct 21 2015, 12:31 PM

TheDJ added a parent task: T43694: Add support for multiple types of subtitle types such as closed captioning, audio descriptions and director comments.Oct 21 2015, 12:32 PM

Paladox set Security to None.Oct 21 2015, 7:00 PM

Paladox subscribed.

TheDJ moved this task from To sort to Format support on the TimedMediaHandler board.Oct 21 2015, 7:06 PM

TheDJ removed a parent task: T43694: Add support for multiple types of subtitle types such as closed captioning, audio descriptions and director comments.Nov 19 2015, 9:27 AM

TheDJ added a subtask: T43694: Add support for multiple types of subtitle types such as closed captioning, audio descriptions and director comments.

TheDJ added a subtask: T111651: Convert TimedText to make use of ContentHandler.

TheDJ added a parent task: T100106: Replace Kaltura player with Video.js.

TheDJ added a subtask: T111552: Create an API to serve subtitles.Nov 19 2015, 9:29 AM

TheDJ added a project: TimedMediaHandler-TimedText.Jan 21 2016, 3:32 PM

TheDJ subscribed.

TheDJ added a parent task: T108277: Video closed captioning is available on desktop but not on mobile.May 18 2016, 10:12 AM

Krinkle mentioned this in T100106: Replace Kaltura player with Video.js.May 19 2017, 3:31 PM

TheDJ closed subtask T111552: Create an API to serve subtitles as Resolved.May 17 2019, 10:00 AM

WebVTT acid test: http://captionatorjs.com/git/video/acid.vtt

acid.vtt89 KBDownload

https://commons.wikimedia.org/wiki/TimedText:Big_Buck_Bunny_with_VTT_acid_test.webm.en.vtt
https://commons.wikimedia.org/wiki/File:Big_Buck_Bunny_with_VTT_acid_test.webm

HTTP 400:
https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3ABig_Buck_Bunny_with_VTT_acid_test.webm&lang=en&trackformat=vtt&origin=%2A
language not found...

new player test: https://test2.wikipedia.org/wiki/User:TheDJ

Need to add a VTT parser; currently there's only a SRT parser that produces VTT-compatible objects which we can output in either format. Shouldn't be hard to add, just didn't get to it yet for the MVP. :D

Change 518128 had a related patch set uploaded (by TheDJ; owner: TheDJ):
[mediawiki/extensions/TimedMediaHandler@master] TimedText: VttReader

https://gerrit.wikimedia.org/r/518128

gerritbot added a project: Patch-For-Review.Jun 20 2019, 7:56 PM

Aklapper removed a parent task: T66031: [DO NOT USE] Video subtitle support [superseded by #TimedMediaHandler-TimedText].Jun 24 2019, 9:16 AM

Jdforrester-WMF mentioned this in T111651: Convert TimedText to make use of ContentHandler.Jul 3 2019, 10:13 PM

Jdforrester-WMF removed a subtask: T111651: Convert TimedText to make use of ContentHandler.

Jdforrester-WMF closed subtask T43694: Add support for multiple types of subtitle types such as closed captioning, audio descriptions and director comments as Resolved.

Jdforrester-WMF removed a parent task: T100106: Replace Kaltura player with Video.js.Jul 5 2019, 6:03 PM

Aklapper removed a project: TimedMediaHandler.Nov 7 2019, 4:03 PM

Kelson added a project: affects-Kiwix-and-openZIM.May 9 2020, 6:11 AM

Kelson subscribed.

Kelson moved this task from TRIAGE to NORMAL on the affects-Kiwix-and-openZIM board.May 9 2020, 6:14 AM

New PHP implementation of VTT parser that we could maybe use. https://github.com/podlove/webvtt-parser

TheDJ reopened subtask T43694: Add support for multiple types of subtitle types such as closed captioning, audio descriptions and director comments as Open.Apr 5 2023, 2:05 PM

TheDJ removed a subtask: T43694: Add support for multiple types of subtitle types such as closed captioning, audio descriptions and director comments.Apr 5 2023, 2:14 PM

TheDJ mentioned this in T301826: Video track annotations for Wikimedia.Aug 25 2024, 6:53 PM

Related issue (afaik): T368298 (e.g. currently videos imported with video2commons don't import subtitles if these are VTTs and they also aren't converted to srt and then imported or added to any maintenance cat)