[![W3C][1]][2] # Device APIs Working Group Teleconference ## 11 Dec 2014 [Agenda][3] See also: [IRC log][4] ## Attendees Present Frederick_Hirsch, Mats_Wichmann, Dominique_Hazael-Massieux, Giri_Mandyam Regrets Anssi_Kostiainen Chair Frederick_Hirsch Scribe fjh ## Contents * [Topics][5] 1. [Welcome, agenda review, scribe selection, announcements][6] 2. [Battery API][7] 3. [Vibration API][8] 4. [Minutes approval][9] 5. [Generic Sensor API][10] 6. [Cordova Update][11] 7. [Charter renewal][12] 8. [Wake lock API][13] 9. [Other APIs][14] 10. [Issues and Actions][15] 11. [Other Business][16] 12. [Adjourn][17] * [Summary of Action Items][18] * * * Date: 11 December 2014 ### Welcome, agenda review, scribe selection, announcements ScribeNick: fjh Media Capture Task Force CfC "Adopt new W3C process for Media Capture documents" [http://lists.w3.org/Archives/Public/public-device-apis/2014Dec/0001.html][19] ### Battery API Battery API CR draft published: [http://lists.w3.org/Archives/Public/public- device-apis/2014Dec/0004.html][20] "This Candidate Recommendation is expected to advance to Proposed Recommendation no earlier than 03 February 2015" ### Vibration API Vibration API PR draft published: [http://lists.w3.org/Archives/Public/public- device-apis/2014Dec/0003.html][21] Comments through 20 January 2015 fjh: will any additional steps be needed to progress to REC if no concerns expressed dom: no, it should be straightforward ### Minutes approval Approve minutes from 13 November 2014 (v2) [http://lists.w3.org/Archives/Public/public-device- apis/2014Nov/att-0016/minutes-2014-11-13.html][22] **RESOLUTION: Minutes from13 November 2014 are approved** ### Generic Sensor API follow up - [http://lists.w3.org/Archives/Public/public-device- apis/2014Nov/0018.html][23] fjh: a number of issues on github for follow up [https://github.com/w3c/sensors][24] fjh: follow up needed re Tim Volodine and Boris Smus joining WG? ... presumably they need to initiate request to join ... defer discussion for when we have participants, take to list ### Cordova Update fjh: Lisa not on call. fjh: defer. ### Charter renewal fjh: is this just happening dom: have requested 1 year extension ... we previously discussed rechartering, but with no new work recently, extensibiiltiy mechanism not needed in short term ... simplest to extend current charter ... prefer to avoid full rechartering unless needed fjh: is extension approved dom: director reviews and approved, plan for review and approval next week fjh: we will get a notice dom: yes fjh: expectation for new work? dom: nothing firm but possibilities ### Wake lock API [http://w3c.github.io/wake-lock/][25] see also use cases document [http://w3c-webmob.github.io/wake-lock-use- cases/][26] gmandyam: what is permissions model ... cannot expose across 3rd parties dom: model is that by default that all can do, but notification to user that screen is being locked ... model is ask for forgiveness model gmandyam: do not like this model ... web sites can dramatically impact power consumption dom: any app can do this today, via javascript ... timely for you to disagree, but there has been a discussion gmandyam: not sure we've agreed to bring work into the group dom: discussed, agreed we do not need to recharter ... if and when we recharter we would add explicitly to charter, but agreed to interpret charter to include this work item ... if you disagree then we need to know so we can got throught the rechartering process gmandyam: we only have one browser committed to this dom: two gmandyam: will check on technical concerns regarding power consumption dom: levels of disagreement: charter, useful for web, specifics of proposal ... need to be clear on which level of disagreement gmandyam: are we going to progress the work or not, will got with it being in the charter and having implementer support ... need explicit decision to adopt editors draft dom: push to FPWD would explicitly resolve decisions about progressing, considering in charter and enable call for exclusion gmandyam: no decsions yet dom: we have decision to get proposal in shape to enable FPWD decision fjh: notes that FPWD triggers IPR obligations hence concern about scope, so want to know what will be in FPWD gmandyam: would like to see dated version dom: would want CfC for FPWD noting frozen version fjh: how long a CfC suffices gmandyam: a month is enough ... no need to revisit charter concerns, so now only concerned about CfC and FPWD fjh: will ask editors if draft in github is FPWD material **ACTION:** fjh to check with wake lock editors on stability and suitability for FPWD on wake lock api [recorded in [http://www.w3.org/2014/12/11-dap-minutes.html#action01][27]] Created ACTION-724 - Check with wake lock editors on stability and suitability for fpwd on wake lock api [on Frederick Hirsch - due 2014-12-18]. ### Other APIs Network Service Discovery [http://www.w3.org/TR/2014/WD-discovery- api-20140220/][28] fjh: any other APIs to discuss? Network Service Discovery still under discussion, not clear it will be progressed or not ### Issues and Actions action-712? action-712 -- Dominique Hazaël-Massieux to Look into chartering extensibility -- due 2014-12-01 -- OPEN [http://www.w3.org/2009/dap/track/actions/712][29] dom: extending deadline for when extension expires ATSC concluded that they would adopt the HbbTV approach to local network content dist.'n (based on technologies such as DIAL), and the NSD API is not necessary ACTION-723? ACTION-723 -- Zhiqiang Zhang to Add test for user denial of captured file leading to no capture -- due 2014-10-09 -- OPEN [http://www.w3.org/2009/dap/track/actions/723][30] dom: for HTML Media Capture which is in CR; need to double check **ACTION:** fjh to follow up with Zhiquiang re ACTION-723 [recorded in [http://www.w3.org/2014/12/11-dap-minutes.html#action02][31]] Created ACTION-725 - Follow up with zhiquiang re action-723 [on Frederick Hirsch - due 2014-12-18]. ACTION-721? ACTION-721 -- Dominique Hazaël-Massieux to Check on call-in access to tpac plenary day breakout sessions, e.g. web api for health care sensors, next steps for web of things -- due 2014-10-09 -- PENDINGREVIEW [http://www.w3.org/2009/dap/track/actions/721][32] close ACTION-721 Closed ACTION-721. action-722? action-722 -- Frederick Hirsch to Follow up on inviting bluetooth cg presentation at breakout -- due 2014-10-09 -- OPEN [http://www.w3.org/2009/dap/track/actions/722][33] close ACTION-722 Closed ACTION-722. fjh: only one issue that is not network discovery ISSUE-170? ISSUE-170 -- light levels are not retrievable until a change causes the devicelight event to fire. -- open [http://www.w3.org/2009/dap/track/issues/170][34] ISSUE-170: under discussion as part of generic sensor API discussion, [http://lists.w3.org/Archives/Public/public-device- apis/2014Nov/att-0016/minutes-2014-11-13.html#item05][35] Notes added to ISSUE-170 light levels are not retrievable until a change causes the devicelight event to fire.. fjh: actually might be better to create new generic sensor api product and associate, will do that dom: can expect more involvement in generic sensor api once we have more concrete proposals ### Other Business fjh: suggest we cancel 8 Jan teleconference since we won't have much to work with after the holidays +1 on canceling Jan 8 **RESOLUTION: cancel 8 Jan teleconference, next teleconference will be 22 January** fjh: Merry Christmas, Happy New Years, Happy Holidays to all. ### Adjourn ## Summary of Action Items **[NEW]** **ACTION:** fjh to check with wake lock editors on stability and suitability for FPWD on wake lock api [recorded in [http://www.w3.org/2014/12/11-dap-minutes.html#action01][27]] **[NEW]** **ACTION:** fjh to follow up with Zhiquiang re ACTION-723 [recorded in [http://www.w3.org/2014/12/11-dap-minutes.html#action02][31]] [End of minutes] * * * Minutes formatted by David Booth's [scribe.perl][36] version 1.135 ([CVS log][37]) $Date: 2009-03-02 03:52:20 $ [1]: http://www.w3.org/Icons/w3c_home [2]: http://www.w3.org/ [3]: http://lists.w3.org/Archives/Public/public-device- apis/2014Dec/0005.html [4]: http://www.w3.org/2014/12/11-dap-irc [5]: #agenda [6]: #item01 [7]: #item02 [8]: #item03 [9]: #item04 [10]: #item05 [11]: #item06 [12]: #item07 [13]: #item08 [14]: #item09 [15]: #item10 [16]: #item11 [17]: #item12 [18]: #ActionSummary [19]: http://lists.w3.org/Archives/Public/public-device- apis/2014Dec/0001.html [20]: http://lists.w3.org/Archives/Public/public-device- apis/2014Dec/0004.html [21]: http://lists.w3.org/Archives/Public/public-device- apis/2014Dec/0003.html [22]: http://lists.w3.org/Archives/Public/public-device- apis/2014Nov/att-0016/minutes-2014-11-13.html [23]: http://lists.w3.org/Archives/Public/public-device- apis/2014Nov/0018.html [24]: https://github.com/w3c/sensors [25]: http://w3c.github.io/wake-lock/ [26]: http://w3c-webmob.github.io/wake-lock-use-cases/ [27]: http://www.w3.org/2014/12/11-dap-minutes.html#action01 [28]: http://www.w3.org/TR/2014/WD-discovery-api-20140220/ [29]: http://www.w3.org/2009/dap/track/actions/712 [30]: http://www.w3.org/2009/dap/track/actions/723 [31]: http://www.w3.org/2014/12/11-dap-minutes.html#action02 [32]: http://www.w3.org/2009/dap/track/actions/721 [33]: http://www.w3.org/2009/dap/track/actions/722 [34]: http://www.w3.org/2009/dap/track/issues/170 [35]: http://lists.w3.org/Archives/Public/public-device- apis/2014Nov/att-0016/minutes-2014-11-13.html#item05 [36]: http://dev.w3.org/cvsweb/~checkout~/2002/scribe/scribedoc.htm [37]: http://dev.w3.org/cvsweb/2002/scribe/