14:01:14 RRSAgent has joined #me 14:01:18 logging to https://www.w3.org/2025/09/02-me-irc 14:01:18 present+ 14:01:21 RobSmith has joined #me 14:01:23 meeting: Media and Entertainment IG 14:01:41 cpn has joined #me 14:02:08 present+ Kaz_Ashimura, Chris_Needham, Bernd_Czelhan, Hiroki_Endo, Hisayuki_Ohmata, Rob_Smith 14:02:12 scribe+ cpn 14:02:17 rrsagent, make public 14:02:17 I'm logging. I don't understand 'make public', kaz. Try /msg RRSAgent help 14:02:23 s/rrsagent, make public// 14:02:29 rrsagent, make log public 14:02:32 rrsagent, draft minutes 14:02:33 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 14:03:11 present+ Louay_Bassbouss 14:03:26 agenda: https://lists.w3.org/Archives/Public/public-web-and-tv/2025Aug/0005.html 14:03:38 topic: Agenda 14:03:54 cpn: review of topics and planning for the TPAC meeting 14:04:04 ... if you have any suggestions for the agenda, also very welcome 14:04:14 rrsagent, draft minutes 14:04:15 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 14:04:23 (none) 14:04:34 cpn: hoping to get your feedback for today 14:05:04 topic: Rechartering 14:05:11 Louay has joined #me 14:05:32 cpn: the current Charter expires the end of October this year 14:05:47 ... would see the opportunity of our next steps 14:05:48 present+ Louay_Bassbouss 14:06:19 ... if you think no work to be done, we should formulate it in a different style 14:06:36 ... but largely continue in the same way 14:06:52 ... to align with the latest Charter template 14:07:01 ... and refresh the list of the related groups 14:07:05 ... still to be done 14:07:16 nigel has joined #me 14:07:29 ... the time scope is request a 3-mo extension under the current charter 14:07:33 ... till 31 Jan 2026 14:07:50 ... aim to produce a draft Charter before TPAC 14:08:13 -> https://www.w3.org/2023/11/meig-charter-2023.html Current MEIG Charter 14:08:22 Present+ Nigel_Megitt 14:08:40 cpn: would invite you to contact in emails also 14:08:43 ... ok 14:08:48 ... let's move on 14:08:53 topic: TPAC 2025 Schedule 14:09:06 cpn: TPAC in Kobe, Japan 14:09:10 ... 10-14 Nov 14:09:39 -> https://www.w3.org/2025/11/TPAC/schedule.html TPAC 2025 Schedule page 14:10:05 topic: Next Generation Audio 14:10:19 cpn: discussion during the previous TPAC 14:10:26 ... no concrete conclusion yet 14:10:39 ... feedback last time was working on gap analysis 14:10:54 ... discussion during TPAC 2025 also? 14:11:00 s/topic:/subtopic:/ 14:11:06 rrsagent, draft minutes 14:11:07 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 14:11:13 ... any thoughts? 14:11:26 bc: we should present gap analysis 14:11:34 ... maybe not too long time slot 14:11:39 ... but some progress about that 14:11:45 rrsagent, draft minutes 14:11:46 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 14:11:52 ... some document to be presented 14:12:00 cpn: agree 14:12:08 ... good thing to includ 14:12:12 s/includ/include/ 14:12:29 endo has joined #me 14:12:35 ... my colleague, Matt, is also the Chair of the Audio group 14:12:49 subtopic: Media Format Support on the Web 14:13:00 cpn: AV Media Formats for Browser CG there 14:13:08 ... meeting at TPAC 2023 14:13:48 ... Dolby emphasizes need for media capability handling 14:14:04 q+ 14:14:11 ... Web symposium this year, some discussion about the pain points as well 14:14:34 ... what would be interesting to be supported for browsers? 14:14:43 ... link here for discussions 14:15:12 ... HEVC support in WebRTC, HEC support in MediaRecorder, Audio/Video documentation 14:15:33 ... licensing and implementations for hardware support 14:15:47 ... useful discussion about this can be held 14:15:59 ... may want to think about more general media format 14:16:22 q? 14:16:24 ack r 14:16:36 rs: the subejct of media format support 14:16:55 ... OGC format with high sufficiency 14:17:04 ... enhancing over there 14:17:16 ... some integration with the browsers 14:17:31 Chris: https://caniuse.com/?search=heif 14:17:35 cpn: would see quick can i use results :) 14:17:42 ... supported by Safari 14:17:44 rs: yes 14:18:00 ... one has royalty-free and another doesn't 14:18:23 cpn: not really familiar with the image format myself... 14:18:35 ... preferred image format like WebP 14:18:46 ... more widely supported? 14:19:00 s/suejct/subject/ 14:19:11 ... images and video/audio 14:19:27 rs: will continue to work with the OGC group 14:19:32 cpn: tx 14:19:38 subtopic: Text Tracks in MSE 14:19:51 cpn: support Timed Text in MSE 14:20:01 ... media-source#358 14:20:15 ... do we want to use this TPAC for this topic? 14:20:22 ... use cases and so on 14:20:34 ... could be a reasonable content 14:20:38 nm: yeah 14:20:52 present+ Nishitha_B_Dey 14:21:07 ... (shows MSE Issue 358) 14:21:58 -> https://github.com/w3c/media-source/issues/358 media-source Issue #358 - Support timed text in MSE 14:22:36 nm: focus on why should spend time on this 14:23:08 cpn: if we think it's good time to discuss this, would facilitate this 14:23:30 ... all the rationale to capture the points 14:23:45 nm: what could be this time is getting assessment 14:23:55 ... what level of architecture to be handled? 14:24:08 ... this time or next year? 14:24:25 rrsagent, draft minutes 14:24:26 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 14:24:33 chair: ChrisN, Igarashi 14:24:40 cpn: we know there are two organizations 14:24:49 nm: could be more 14:25:14 ... how many organizations to be considered? 14:25:36 cpn: this is a question all the things we do within the IG 14:25:40 ... potentially a new feature 14:25:52 ... showing this like content provider type of users 14:26:04 ... question is creating a case for investment for implementations 14:26:15 ... where the effort comes from? 14:26:27 ... new features come from volunteers 14:27:04 ... part of this question is also whether people willing to use time for this or not 14:27:30 nm: assess the maturity 14:27:40 ... incubation development is needed 14:27:44 ... as an IG 14:28:04 cpn: we can only point to requirements 14:28:35 q? 14:28:46 ... the second part of this... 14:28:58 ... key things Nigel says 14:29:06 ... possible format for browsers 14:29:18 ... can be delivered by Web Apps 14:29:32 ... overall model we need to think 14:29:56 ... related to TextTrackCue, VTTCue and DataCue APIs 14:30:12 q+ 14:30:15 present+ Daniel_Silhavy 14:30:25 cpn: potentially yes 14:30:44 rrsagent, draft minutes 14:30:45 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 14:31:11 subtopic: MSE and EME on CE devices 14:31:31 cpn: previous discussion in Mar, Feb, Jan and Dec 2024 14:31:39 s/Jan/Jan 2025/ 14:32:00 q- 14:32:02 ... Media WG including the scope already 14:32:11 ... really interesting to dig into 14:32:29 ... the WG can pick up in terms of potential features 14:32:44 ... practical things behind people added for WAVE 14:32:59 ... EME in practice 14:33:11 ... and then finally WAVE mentions some interesting work 14:33:21 ... around including it into the test suite 14:33:27 ... very interesting to talk about 14:33:40 ... but when to reopen that? 14:33:54 ... can do that during TPAC 14:33:57 ... happy to schedule it 14:34:14 ... f2f meeting would be a good opportunity 14:34:27 ds: had the WG meeting 14:34:37 ... also GitHub discussion 14:34:49 ... about EME similar to the MSE discussion 14:34:59 cpn: great 14:35:17 lb: regarding WAVE 14:35:33 ... there is also responses there 14:35:42 ... updates on the recent activities 14:35:54 ... can be briefly presented 14:35:59 ... during TPAC 14:36:08 ... I'm happy to contribute if needed 14:36:11 cpn: tx! 14:36:25 ... kind of treated separately 14:36:40 ds: my preference is handling them at once 14:36:44 lb: agree 14:37:09 ... the question is holding the discussion during TPAC or during the monthly call? 14:37:21 cpn: having multiple discussions would make sense 14:37:40 ... agree with Daniel to gather people at once 14:37:44 lb: yeah 14:37:56 ... from the testing perspective, can make presentation 14:38:10 ... advertising during the bigger meeting also 14:38:17 ... TPAC would be a good timing 14:38:25 cpn: yeah, would also suggest that 14:38:42 ... good opportunity 14:38:56 ... also good to show the testing results and interoperability 14:38:59 lb: yeah 14:39:06 cpn: so either way would work 14:39:33 ... can arrange multiple sessions in the future 14:39:43 ... good to move the MSE topic forward 14:40:05 ... (shows #39) 14:40:08 s/39/359/ 14:40:36 -> https://github.com/w3c/media-source/issues/359 media-source Issue 359 - Dynamic addition/removal of SourceBuffers 14:40:42 ds: good to know the experience 14:40:55 cpn: happy to do that 14:41:14 ... one of the responses is workaround for browsers 14:41:22 ... (shows #357 also) 14:41:47 -> https://github.com/w3c/media-source/issues/357 media-source Issue 357 - Proposal: Have a detachable MediaSource object 14:41:53 cpn: this is helpful 14:41:56 ... tx! 14:41:58 q? 14:42:01 subtopic: Accessibility 14:42:12 cpn: joint meeting with the APA WG 14:42:34 ... people from MEIG and TTWG will talk with them 14:42:53 ... topics during the previous meeting 14:43:12 ... symbols in media chapter titles 14:43:31 ... valuable discussion to be done there 14:43:39 ... anything new to be done? 14:43:49 q+ 14:44:17 nm: accessibility of Media 14:44:33 ... regulation and legal requirements came from US previously 14:44:46 ... but EU has also started to work on that 14:44:54 ... ETSI is working on documentation 14:45:05 ... reference from EU 14:45:19 ... large sections 14:47:30 cpn: don't know the answer myself... 14:47:52 ... but feel like the conversation is already happening in W3C 14:48:11 nm: right 14:48:30 ... media requirements to be updated 14:48:55 cpn: focusing media than general Web accessibility 14:48:59 ... that's our focus 14:49:03 q? 14:49:15 scribe+ cpn 14:49:20 q- 14:49:31 Kaz: I wanted to mention the MAUR should be the focus from MEIG 14:49:52 Nigel: Some requirements are in WCAG and some are in MAUR. That may be OK, or does it need refactoring? 14:50:08 q? 14:50:14 scribe+ 14:50:22 Kaz: good question 14:50:36 ... which part to be handled by us, MEIG? 14:50:48 subtopic: Immersive Streaming Media 14:50:55 cpn: recently brought up 14:51:07 ... not necessarily to be handled during TPAC 14:51:44 ... collaboration with the Metaverse Standards Forum on issues related to interactive/streaming 3D media 14:52:03 ... focusing on streaming media for us 14:52:17 ... reminded me year ago Apple made a presentation 14:52:53 ... stereoscopic video, motion safety, display capability detection, and caption depth 14:53:10 q? 14:53:14 ... not TPAC discussion but possibly follow-up with the MSF 14:53:30 ... if there is interesting, could facilitate this 14:53:43 lb: did collaboration at Media Symposium 14:53:57 ... some updates from Apple's perspective 14:54:08 ... relevance to cloud gaming and sensors 14:54:13 ... we're interested 14:54:16 cpn: ok 14:54:34 lb: you have Horizon OS also 14:54:55 ... need to think about interoperability among platforms 14:54:58 cpn: right 14:55:00 q? 14:55:13 rs: GeoPose about location also 14:55:18 ... would see requirements 14:55:36 ... will ask for questions 14:55:47 cpn: this is for planning 14:55:56 ... let's see how we ca go on 14:56:06 rs: will ask about planning then 14:56:22 ... a couple days meeting by WICG 14:56:30 cpn: ok 14:56:50 ... let's figure out when/how to have the discussion 14:56:52 rs: ok 14:57:05 subtopic: Media Content Metadata 14:57:19 cpn: got good report fm the MCM-JP CG 14:57:29 ... during the August meeting 14:57:45 ... TPAC plan is short update in MEIG meeting 14:57:52 ... and breakout including dmeo 14:57:57 s/dmeo/demo/ 14:58:09 Endo: just a quick update 14:58:24 ... planning to have our breakout in Monday on Tuesday 14:58:34 cpn: ok, tx! 14:58:42 ... MEIG will be on Monday 14:59:05 Endo: we'll introduce our work during the MEIG meeting on Monday 14:59:20 ... then people can visit our breakout on Tuesday 14:59:24 cpn: great 14:59:33 ... thank you very much 14:59:37 subtopic: Sync on the Web 15:00:00 cpn: updates during the MEIG call in July 15:00:21 ... developer community meetup is being planned during the weekend 15:00:32 subtopic: Media Protocols 15:00:42 cpn: Media over QUIC at IETF 15:00:52 ... also SCONE updates 15:01:02 ... by Dan Duruta 15:01:20 ... somebody may look into CMCD, etc., also 15:01:36 subtopic: HDR Colour Support on the Web 15:01:47 cpn: PNG 3rd edition adds support for HDR 15:02:13 ... progress in CSS labeled as "css-color-hdr" 15:02:16 q? 15:02:30 last CG meeting in July 2024 15:02:35 s/last/... last/ 15:02:48 ... if you have any specific topic in mind, let me know 15:03:11 q? 15:03:15 ... any final comments? 15:03:20 (none) 15:03:27 [adjourned] 15:03:30 rrsagent, draft minutes 15:03:31 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:04:27 i/review of topics and/scribenick: kaz/ 15:04:31 rrsagent, draft minutes 15:04:33 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:04:50 s/cpn:/Chris:/g 15:04:53 rrsagent, draft minutes 15:04:54 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:05:12 s/bc:/Bernd:/ 15:05:15 rrsagent, draft minutes 15:05:16 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:05:32 s/rs:/Rob:/g 15:05:32 rrsagent, draft minutes 15:05:33 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:06:03 s/nm:/Nigel:/g 15:06:06 rrsagent, draft minutes 15:06:08 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:06:20 s/ds:/Daniel:/g 15:06:22 rrsagent, draft minutes 15:06:23 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:06:44 s/lb:/Louay:/g 15:06:45 rrsagent, draft minutes 15:06:47 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 15:07:16 present- Igarashi 15:07:22 present+ Tatsuya_Igarashi 15:07:24 rrsagent, draft minutes 15:07:26 I have made the request to generate https://www.w3.org/2025/09/02-me-minutes.html kaz 18:40:41 Zakim has left #me