IRC log of bulletchat on 2019-09-18
Timestamps are in UTC.
- 01:43:39 [RRSAgent]
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- 01:43:39 [RRSAgent]
- logging to https://www.w3.org/2019/09/18-bulletchat-irc
- 01:43:43 [wseltzer]
- rrsagent, make logs public
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- 04:34:37 [Zakim]
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- 04:35:21 [xueyuan]
- Zakim, this Bullet Chatting - TPAC 2019 Breakout Session
- 04:35:21 [Zakim]
- I don't understand you, xueyuan
- 04:35:44 [zhaoxin_bilibili_]
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- rrsagent, make log public
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- 04:37:03 [takumif_]
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- 04:37:48 [nigel]
- Meeting: Bullet Chatting - TPAC 2019 Breakout Session
- 04:37:58 [Chunming]
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- 04:38:01 [nigel]
- Present+ Nigel_Megitt
- 04:38:15 [Chunming]
- present+
- 04:38:36 [huangzhihao]
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- 04:39:06 [shimazu]
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- 04:39:25 [xfq]
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- 04:42:35 [Chunming]
- https://github.com/w3c/danmaku
- 04:43:35 [xfq]
- scribenick: xfq
- 04:44:00 [xfq]
- [demo of game broadcasting with bullet chatting]
- 04:44:11 [xfq]
- song: @@
- 04:44:27 [xfq]
- [expalining the allowOverlap attribute]
- 04:44:35 [xfq]
- s/expalining/explaining/
- 04:44:54 [xfq]
- [explaining the bulletchat element]
- 04:45:12 [Bowen]
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- 04:46:12 [xfq]
- song: we have several demos
- 04:46:14 [xfq]
- https://github.com/w3c/danmaku#demos
- 04:46:25 [xfq]
- [presenting the simple-demo]
- 04:46:54 [xfq]
- song: we can change the color, the font size
- 04:47:11 [xfq]
- ... put it at bottom
- 04:47:11 [xfq]
- ... or top
- 04:47:56 [xfq]
- [presenting the bulletchatting-proposal-demo]
- 04:47:56 [xfq]
- song: this demo implements the proposal
- 04:48:30 [xfq]
- ... you can put the content of the bullet chatting in 'innerHTML'
- 04:49:09 [huangzhihao]
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- 04:49:12 [xfq]
- ... you can change the duration, the delay etc. of the bullet chatting
- 04:49:18 [yaochangli]
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- 04:50:00 [tanzhaoxin]
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- 04:50:15 [xfq]
- ... you can change the area too
- 04:50:52 [xfq]
- ... the demo is implemneting the API in the proposal
- 04:51:12 [xiaoqian]
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- 04:54:47 [TakeruYamada_]
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- 04:55:28 [xfq]
- [debugging the projector]
- 04:55:28 [xfq]
- michael: @@
- 04:55:28 [xfq]
- ... we're fortunately to be invited by Mr. Song to this breakout session
- 04:55:28 [xfq]
- ... Japanese companies are also interested in this area
- 04:55:28 [xfq]
- [debugging the projector again]
- 04:55:46 [yigu]
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- 04:56:26 [inamori_]
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- 04:56:29 [xfq]
- michael: we're dwango
- 04:56:30 [xfq]
- ... 10m monthly active users
- 04:56:30 [xfq]
- [showing a demo of a video on niconico]
- 04:57:16 [xfq]
- michael: users can even create artwork using comments
- 04:57:16 [xfq]
- [showing a demo image of artwork]
- 04:57:16 [xfq]
- michael: this is part of our culture
- 04:57:18 [Chunming]
- q?
- 04:58:21 [xfq]
- plh: there was a demo that a dancer is dancing and masked
- 04:58:21 [xfq]
- https://w3c.github.io/danmaku/index_en.html#masking
- 04:59:22 [xfq]
- song: we listed it as an use cases, but not in the technical proposal
- 04:59:22 [xfq]
- ... it's mostly server-side computation
- 04:59:49 [xfq]
- nigel: a11y @@
- 04:59:50 [xfq]
- michael: we're currently not working on it, @@
- 05:00:42 [nigel]
- s/ally @@/How do you make this accessible? How do you meet the needs of users who cannot read the text?
- 05:00:56 [nigel]
- s|s/ally @@/How do you make this accessible? How do you meet the needs of users who cannot read the text?||
- 05:01:03 [nigel]
- s/a11y @@/How do you make this accessible? How do you meet the needs of users who cannot read the text?
- 05:01:36 [xfq]
- song: we considered using WebVTT when designing bullet chatting, but there are several differences
- 05:01:36 [xfq]
- ... the bullet chatting is not necessarily connected with videos
- 05:02:00 [xfq]
- ... e.g., the Interactive wall use case: https://w3c.github.io/danmaku/index_en.html#interactive-wall
- 05:02:38 [xfq]
- michael: yes, we have similar services in niconico systems as well
- 05:02:48 [xfq]
- s/niconico/niconico's/
- 05:03:41 [xfq]
- chris: @@ comment sync with video playback
- 05:04:06 [xfq]
- ... some people may want to watch video slower and see the comments slower
- 05:05:26 [kaz]
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- 05:05:33 [xfq]
- nigel: i didn't see sync of media events in the proposal
- 05:05:33 [xfq]
- ... do you have these in other documents
- 05:05:33 [xfq]
- song: currently not
- 05:05:33 [xfq]
- ... but it sounds interesting
- 05:05:33 [xfq]
- ... we'll develop one
- 05:05:56 [nigel]
- s/other documents/other documents such as a requirements document
- 05:06:40 [plh]
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- 05:06:40 [xfq]
- michael: for dwango we currently don't have specific opinions on how this is standardized
- 05:06:40 [xfq]
- ... we're interested in participating in the future
- 05:06:40 [xfq]
- ... currently it's developeed in the chinese ig
- 05:08:33 [xfq]
- nigel: your overall goal here is to have a format for sending danmaku to the server, but you're ok with whatever the final format is?
- 05:08:33 [xfq]
- xiaoqian: i think that's the consensus of editors from chinese ig, not sure about our new participants from japan
- 05:08:43 [xfq]
- michael: @@
- 05:09:17 [nigel]
- s/to the server/to the player
- 05:09:49 [xfq]
- plh: immersive use cases?
- 05:10:42 [wanming]
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- 05:11:14 [plh]
- (Benjamin De Kosnik)
- 05:11:36 [yeaphone]
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- 05:11:39 [xfq]
- Benjamin: @@ multiple rendering of bullet chatting
- 05:11:39 [xfq]
- song: in the demo, you can try changing the allowOverlap attribute
- 05:11:39 [xfq]
- ...
- 05:12:04 [xfq]
- Benjamin: another question
- 05:12:04 [xfq]
- ... how much exploration is still going on in this area?
- 05:13:30 [xfq]
- song: the implementation is already ready in the market
- 05:13:31 [xfq]
- ... the standardization depends on process and other factors, like new scenes (VR/AR etc.)
- 05:13:38 [kaz]
- rrsagent, draft minutes
- 05:13:38 [RRSAgent]
- I have made the request to generate https://www.w3.org/2019/09/18-bulletchat-minutes.html kaz
- 05:13:52 [xfq]
- nigel: how do captions/subtitles and bulelt chatting interact?
- 05:14:42 [xfq]
- michael: we currently don't have a CC system in our player
- 05:14:42 [xfq]
- ... but if we develop one, it will be a completely different system
- 05:14:56 [xfq]
- ... they won't probably interact
- 05:15:34 [kaz]
- rrsagent, make log public
- 05:15:35 [kaz]
- rrsagent, draft minutes
- 05:15:35 [RRSAgent]
- I have made the request to generate https://www.w3.org/2019/09/18-bulletchat-minutes.html kaz
- 05:16:12 [xfq]
- michael: this might be worth mentioning
- 05:16:12 [xfq]
- ... some users use our comment system (bullet chatting) soemwhat as subtitles
- 05:16:45 [shimazu]
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- 05:16:52 [kaz]
- present+ Kaz_Ashimura
- 05:17:48 [xfq]
- nigel: @@ standardization
- 05:17:48 [xfq]
- ... before the playback, or real-time?
- 05:18:59 [xfq]
- michael: in our impl, when live streaming it's real time
- 05:18:59 [xfq]
- ... in videos and videos on-demand, it's @@
- 05:18:59 [xfq]
- nigel: do you have a delivery model in mind?
- 05:19:28 [jun]
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- 05:20:40 [xfq]
- kaz: the system includes two network models
- 05:20:40 [xfq]
- ... one (video) through http interface
- 05:20:40 [xfq]
- ... the live service uses websocket connection
- 05:21:10 [xfq]
- plh: webrtc is also interesting
- 05:21:11 [xfq]
- ... it's useful for real-time text as well
- 05:21:22 [kaz]
- q+
- 05:21:34 [NJ__]
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- 05:21:40 [nigel]
- s/@@ standardization/Are you looking to standardise delivery of this
- 05:22:20 [xfq]
- plh: webrtc WG mentioned that the US has requirements for transferring real-time text when using webrtc as well
- 05:22:31 [kaz]
- s/websocket connection/websocket connection. they're still wondering which part should be standardized within W3C./
- 05:22:50 [xfq]
- ack kaz
- 05:23:10 [plh]
- present+
- 05:23:12 [xfq]
- present+
- 05:23:17 [xfq]
- present+ song
- 05:23:20 [lilin]
- present+
- 05:23:21 [xiaoqian]
- present+
- 05:23:51 [kaz]
- present+ and_more
- 05:23:59 [kaz]
- rrsagent, draft minutes
- 05:23:59 [RRSAgent]
- I have made the request to generate https://www.w3.org/2019/09/18-bulletchat-minutes.html kaz
- 05:24:37 [xfq]
- chair: Song_Xu
- 05:24:44 [xfq]
- rrsagent, draft minutes
- 05:24:44 [RRSAgent]
- I have made the request to generate https://www.w3.org/2019/09/18-bulletchat-minutes.html xfq
- 05:26:14 [kaz]
- kaz: comment related to plh's comment. when I talked with the Dwango guys, I also mentioned the possibility of extending their bullet chat mechanism for immersive 360 video, and WebRTC (and location/direction information) would be useful for that purpose. would continue to talk with them.
- 05:26:16 [kaz]
- rrsagent, draft minutes
- 05:26:16 [RRSAgent]
- I have made the request to generate https://www.w3.org/2019/09/18-bulletchat-minutes.html kaz
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