dash.js - F2F Meeting 23 - Agenda and Discussion Items

[dsilhavy]

The agenda will be announced soon. Meanwhile, please raise potential agenda items in this discussion thread. More information about our face-to-face meeting can be found below:

Dear all,

we are very happy to announce that we will finally have a dash.js face-to-face meeting again. We will meet on June 12th in Berlin!

The dash.js face-to-face meeting is being hosted by Fraunhofer FOKUS in Berlin, and is co-located with the Media Web Symposium. The FOKUS Media Web Symposium (MWS) is an annual international conference organized by Fraunhofer FOKUS hosting 200+ participants from all over the world discussing Internet based media delivery.

Both events are free to attend. Please find all the relevant links below:

• dash.js face-to-face registration: https://www.eventbrite.de/e/dashjs-face-to-face-meeting-2023-tickets-597581391027
• MWS 2023 Registration: https://mws10.eventbrite.com/
• MWS Program: https://www.fokus.fraunhofer.de/go/mws/program

Looking forward to seeing you in Berlin

F2F Agenda

• Timeslot: 12.06.2022 - 13:00 - 18:00

Welcome session 13:00 - 13:30 (all)

• Introductions (all)
• Agenda/Prioritization (Daniel)

Overview session 13:30 - 14:00 (Daniel, all)

• Status and numbers
• The latest features and additions
• Related projects & activities

Features & Demos : Session-1 (14:00 - 15:00) (all)

Preloading (Daniel)

• Why do we need it?
• Demo

Content Steering (Daniel)

• Introduction to content steering
• Implementation in dash.js
• Demo

WebVTT on HbbTV (Daniel)

• Demo

Common Media Server Data (@bbert , Dominik)

• Introduction to CMSD
• Implementation in dash.js
• Demos

Short break 15:00 - 15:20 (all)

Features & Demos : Session-2 (15:20 - 16:00)

Demo: ABR testbed (Björn)

• Improvements since the last F2F

Demo: LLL-CAdViSE (@tbabak)

• The upgraded version of CAdViSE

New unit and functional testsuite (Daniel)

• Moved to Karma as a testrunner, but Karma was deprecated in April
• Move to Modern Web Testrunner together with Playwright?
• New functional tests

Short break (16:00 - 16:20)

Discussion Items by participants / community (16:20 - 17:00)

• To be raised during meeting

SVTA: Common Media Player Library (Casey)

• Library implementing basic functionality such as CMCD, ID3 parsing etc to be shared by open-source players (dash.js, Shaka, hls.js)

Developer workflows: Tools and more (17:00 - 17:15)

• Which tools are you using for development
• Any tips & tricks to be shared?

Roadmap planing 17:15 - 17:45 (all)

Version 4.7.1

• Focus on bugfixes, no major additions to version 4.X anymore. Start working on 5.0.0

Version 5.0.0

• Working strategy: Separate v5.0.0 branch that includes all the "heavy" changes and the bugfixes being done to version 4.X
• New XML parsing library
• Reworked ABR logic including support for SupplementalProperty “urn:mpeg:dash:adaptation- set-switching:2016”
  • Additional throughput estimation options
  • Addition of new APIs such as Resource Timing
    API
  • Change of ABR rules interface, operate not only
    on a single AdaptationSet
  • Possibly change DRM logic to blacklist AS with
    security levels that are not supported
• Support for forced-subtitles
• Support for dashif:Authzurl
• Support for mediaPresentationInsertion
• Transition from non-encrypted to encrypted periods. Discussion on the best solution.
• Managed Media Source

Other discussion items 17:45 - 18:30 (all)

• Coordination still ok?: Slack, Google Groups, Github
• We received an EZ DRM account: Create DRM reference streams
• Do we need a device support matrix
• Testing on devices such as SmartTVs, mobile phones, etc
• dash.js APIs overview (raised in the DASH-IF call)
• Any other item?

Team photo

Group dinner (19:00 - 21:00)

[tbabak]

Hey @dsilhavy, would there be any free time slot for an extra demonstration (maybe near the Demo: ABR testbed)? If yes, I can prepare a 15-minute demo of LLL-CAdViSE (the upgraded version of CAdViSE) for the f2f meeting.

[dsilhavy]

Sure that sounds good, I add it to the agenda, thank you