14:00:35 RRSAgent has joined #me 14:00:39 logging to https://www.w3.org/2024/06/04-me-irc 14:00:51 meeting: MEIG monthly meeting 14:00:54 cpn has joined #me 14:01:13 present+ Kaz_Ashimura, Chris_Needham, Chris_Lorenzo, Tatsuya_Igarashi 14:01:21 scribe+ cpn 14:02:02 agenda: https://lists.w3.org/Archives/Public/public-web-and-tv/2024May/0015.html 14:02:17 present+ Francois_Daoust 14:02:35 present+ Ewan_Roycroft 14:02:45 rrsagent, make log public 14:02:49 rrsagent, draft minutes 14:02:51 I have made the request to generate https://www.w3.org/2024/06/04-me-minutes.html kaz 14:02:58 igarashi has joined #me 14:03:25 present+ 14:05:21 topic: Agenda 14:05:26 scribe+ 14:05:56 cpn: launching web applications on TV devices (revisited) 14:06:05 ... Issue #107 Channels 2.0 14:06:45 ... Issue #4 Frame accurate seeking of HTML5 MediaElement 14:06:56 ... Volumetric media 14:07:04 s/revisited/follow-up/ 14:07:23 ... TPAC 2024 Plans 14:07:27 ... anything else? 14:07:31 JohnRiv has joined #me 14:07:37 JohnRiv5 has joined #me 14:07:38 q+ 14:08:16 present+ John_Riviello 14:08:48 topic: Launching web applications on TV devices 14:08:50 [slide 3] 14:09:02 cpn: what do we do for the next step? 14:09:25 ... needing conversations with manufacturers? 14:09:48 ... have not had much response yet 14:10:01 ... got response from LG 14:10:30 ... would have some comprehensive documentation 14:12:08 ... a lot of this have been done already 14:12:14 ... on the MEIG repo 14:13:16 -> https://github.com/w3c/media-and-entertainment/blob/master/app-development/charter.md Developing web applications on consumer products 14:13:29 cpn: would hear from you about suggestions 14:13:56 q+ 14:14:24 ... myself can help get contacts from manufacturers 14:14:45 cl: we have the video too 14:14:54 ... I'm happy to join any meetings 14:15:21 ... also happy to work through the discussion 14:15:35 cpn: we got interest from one manufacturer 14:15:52 ... also some other possibly from the MEIG participants 14:18:02 kaz: just to make sure, the "charter.md" is a charter for a possible TF. right? 14:18:06 cpn: right 14:18:24 kaz: in that case, the title of the document should say "some TF" explicitly 14:18:49 ... also we should make an official call for participation to the whole IG to see who will work on this topic 14:18:59 tidoust has joined #me 14:19:20 topic: Channels 2.0 14:19:49 -> https://github.com/w3c/media-and-entertainment/issues/107 Issue 107 - Channels 2.0 14:20:01 cpn: got a proposal on GitHub 14:20:28 ... having sub-channels in addition to channels 14:21:04 q? 14:21:05 ack k 14:21:09 q+ 14:21:49 kaz: it's kind of big and need some more clarifications 14:22:32 q+ 14:22:36 ack k 14:23:45 qq+ fd 14:23:47 ack f 14:23:47 fd, you wanted to react to kaz 14:24:16 fd: some discussion on media data and UI ongoing 14:24:40 s/media data/Media Session metadata/ 14:25:16 I'll try joining from my laptop 14:25:23 fd: also we previously reviewed schema.org metadata 14:25:40 i/also/scribenick: cpn/ 14:25:57 s/I'll try joining from my laptop// 14:26:11 johnriv: i did skim this, it comes from an end user perspective, but to move forward needs to be a pain point for manufacturers or streaming services 14:26:31 q- 14:26:46 topic: Frame accurate seeking of HTML5 MediaElement 14:27:12 -> https://github.com/w3c/media-and-entertainment/issues/4 Issue 4 - Frame accurate seeking of HTML5 MediaElement 14:27:27 cpn: a number of topics included 14:27:48 ... frame accurate rendering, seeking, stepping of individual video frames 14:28:23 ... essentially need for non-linear video editing 14:28:34 ... that's interesting 14:28:54 ... a lot of conversations about video editing 14:29:13 ... also frame-accurate seeking for video player 14:29:23 ... packaging for WebAssembly 14:29:36 ... while ago during TPAC 2019 14:30:02 ... quite a lot of things have been changed so far 14:30:15 ... HTMLVideoElement.requestVideoFrameCallback() 14:30:28 ... DOM Event timeStamp is now DOMHighResTimeStamp 14:30:44 ... Improvements to TextTrackCue event timing in CHromium 14:30:48 s/CH/Ch/ 14:31:00 ... WEbCodecs enables decoding to VideoFrame objects 14:31:24 ... WASM enebles cross-compilatio of libavformat/libavcodec 14:32:10 ... came from multi-device synchronization, then multi-client synchronization 14:32:31 ... how to handle higher accurate time synchronization 14:32:54 tidoust has joined #me 14:32:59 ... improvement of TexTrack cue event 14:33:27 ... in Chromium, not frame-accurate but much more accurate 14:34:20 ... how to manage the memory of all the decoded data 14:34:42 ... it's still challenging for non-linear type of video editing 14:34:59 ... compiling into WebAssembly also 14:35:16 ... combining Canvas-based content too 14:35:25 ... managing audio/video playback 14:35:42 ... it's all possible but quite difficult 14:36:11 ... if there is sufficient interest, happy to deal with this again 14:36:27 ... what still remains? 14:36:40 ... use case of a web page including video and images 14:36:53 ... reverse playback is not well-supported 14:37:17 ... need to right some complex code to specify the time synchronization 14:37:32 ... that's the issue on whatwg/html#3754 14:37:46 ... anybody interested should follow the link 14:37:58 ... and something Nigel pointed out before 14:38:21 ... audio seeking in MP3 is not accurate 14:38:48 ... need more investigation for the possible resolution 14:39:01 ... then coming back to the point around 360/VR 14:39:23 ... need for identifying the frame 14:39:40 ... some kind of GL for frame buffer 14:40:08 ... last thing is timed metadata event 14:40:17 ... there is an Explainer 14:40:59 ... from @leonardoFu 14:41:25 q+ 14:41:50 ack k 14:41:51 kaz: So you're been reviewing some interesting topics for this year in MEIG, potentially 14:42:05 i/So y/scribenick: cpn/ 14:42:36 cpn: yes 14:42:52 ... hopefully we can start discussions about those topics 14:43:00 i/yes/scribenick: kaz/ 14:43:37 fd: still incubation within Firefox 14:43:45 Francois: You mentioned rVFC, it's still an incubation, but supported everywhere except Firefox. It should have moved to a WG, but hasn't 14:43:58 s/fd: still incubation within Firefox// 14:44:05 ... It shouldn't be in incubation any more, so worth investigating that 14:44:08 i/You men/scribenick: cpn/ 14:44:40 q+ 14:45:22 cpn: Potentially it goes to WHATWG, or maybe Media WG if it's in the charter as a potential deliverable 14:45:46 i/Potentia/kaz: which WG do you mean?/ 14:45:54 i/which/scribenick: kaz/ 14:46:00 i/Pote/scribenick: cpn/ 14:46:48 topic: Volumetric media 14:47:23 cpn: Metaverse Standards Forum has a WG on Volumetric Media Interoperability 14:47:29 i/Meta/scribenick: kaz/ 14:47:50 ... discussion between multiple SDOs and industry forums 14:48:10 ... initial meeting next week 14:48:26 ... 14:00 UTC on Thu. 13 June 2024 14:49:02 s/Forum/Forum (MSF)/ 14:49:20 ... MSF Membership required to participate 14:49:49 tidoust has joined #me 14:49:51 ... will send an invitation to you 14:49:54 q+ 14:50:26 tidoust has joined #me 14:50:48 s/participate/participate (but free)/ 14:51:16 kaz: what is the Membership mechanism? 14:51:28 cpn: need a membership but it's free 14:51:39 ... also W3C is one of their Members 14:52:10 Kaz: If people are interested in that discussion, they're encouraged to join the forum? 14:52:13 cpn: Yes 14:52:25 i/If/scribenick: cpn/ 14:52:33 topic: TPAC 2024 plans 14:52:46 cpn: 23-27 Sep in Anaheim, California, US 14:52:54 ... proposed schedule 14:53:33 ... MEIG: Monday 9-10:30, 11-12:30; Thursday 16:30-18:00 14:53:46 tidoust has joined #me 14:54:08 ... Media WG: Monday 14-16; THursday 11-12:30, 14-16, 16:30-18; Friday 9-10:30 14:54:33 ... Timed Text, Audio and Second Screen will also meet 14:55:13 ... if you want to present anything, we'll get prepared for that 14:55:21 s/for that/withing a few months/ 14:56:01 ... during the morning session, we'll talk about next generation audio 14:56:07 q+ 14:56:17 q- 14:56:30 kaz: on Monday, 23 Sep during the MEIG meeting. right? 14:56:33 cpn: right 14:56:51 ... please let me know if you have any ideas 14:57:03 ... let's see how to include it 14:57:07 ... that's it 14:57:15 ... any comments, questions? 14:57:33 (none) 14:58:11 cpn: Chris Lorenzo, let's continue to talk with the manufacturers directly about web apps on consumer devices 14:58:21 rrsagent, draft minutes 14:58:23 I have made the request to generate https://www.w3.org/2024/06/04-me-minutes.html kaz 14:58:35 [adjourned] 14:58:37 rrsagent, draft minutes 14:58:38 I have made the request to generate https://www.w3.org/2024/06/04-me-minutes.html kaz