Weekly github digest (WebRTC WG specifications)

Issues
------
* w3c/webrtc-pc (+0/-2/💬3)
  3 issues received 3 new comments:
  - #2177 Add RTP timestamp to RTCRtpContributingSource (1 by drkron)
    https://github.com/w3c/webrtc-pc/issues/2177 
  - #2189 Define time order of results from getContributingSources() et al (1 by na-g)
    https://github.com/w3c/webrtc-pc/issues/2189 
  - #2191 Says to count datachannel label & protocol in bytes, but they're USVString (1 by alvestrand)
    https://github.com/w3c/webrtc-pc/issues/2191 [Editorial] 

  2 issues closed:
  - Clarify the definition of "playout" for `RTCRtpContributingSource`. https://github.com/w3c/webrtc-pc/issues/2172 [Discuss at editor's meeting] [PR exists] 
  - Add RTP timestamp to RTCRtpContributingSource https://github.com/w3c/webrtc-pc/issues/2177 

* w3c/webrtc-nv-use-cases (+1/-1/💬12)
  1 issues created:
  - Should DataChannels have a getStats() method, should they be usable as selector to the getStats algorithm? (by na-g)
    https://github.com/w3c/webrtc-nv-use-cases/issues/22 

  8 issues received 12 new comments:
  - #15 Distributed hash tables (3 by lgrahl, aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/15 [June 2019 Interim] [question] 
  - #9 Mobility backup candidate pairs (2 by aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/9 [duplicate] 
  - #13 N23: Why share media between worker and main thread? (2 by lgrahl, aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/13 [Ready for PR] 
  - #11 "Cannot be supported in 1.0" (1 by aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/11 [Ready for PR] 
  - #12 N14: Already supported by 1.0? (1 by aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/12 [Ready for PR] 
  - #16 N20 Raw media should support various pixel formats (1 by aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/16 [Ready for PR] 
  - #17 Allocate RAW data capture buffer as shared GPU memory buffer (1 by aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/17 [June 2019 Interim] [Ready for PR] 
  - #22 Should DataChannels have a getStats() method, should they be usable as selector to the getStats algorithm? (1 by aboba)
    https://github.com/w3c/webrtc-nv-use-cases/issues/22 

  1 issues closed:
  - Mobility backup candidate pairs https://github.com/w3c/webrtc-nv-use-cases/issues/9 [duplicate] 

* w3c/mediacapture-main (+2/-2/💬9)
  2 issues created:
  - Add replaceTrack method to MediaStream (by guest271314)
    https://github.com/w3c/mediacapture-main/issues/586 
  - 'volume' constrainable property requires a better name. (by armax00)
    https://github.com/w3c/mediacapture-main/issues/585 

  3 issues received 9 new comments:
  - #586 Add replaceTrack method to MediaStream (5 by guest271314, alvestrand, youennf)
    https://github.com/w3c/mediacapture-main/issues/586 
  - #585 'volume' constrainable property requires a better name. (3 by alvestrand, guidou, armax00)
    https://github.com/w3c/mediacapture-main/issues/585 
  - #584 ResizeMode (crop-and-scale) is underspecified (1 by alvestrand)
    https://github.com/w3c/mediacapture-main/issues/584 

  2 issues closed:
  - echo cancellation scope https://github.com/w3c/mediacapture-main/issues/577 
  - When an HTMLMediaElement has srcObject set to a MediaStream where the MediaStreamTrack is muted the HTMLMediaElement muted attribute should be set to muted to reflect muted input and muted output https://github.com/w3c/mediacapture-main/issues/583 

* w3c/mediacapture-fromelement (+0/-0/💬6)
  1 issues received 6 new comments:
  - #78 MediaStreamTrack does not dispatch "ended" event at Chromium when src of HTMLMediaElement is changed, Firefox does dispatch "ended" event; which implementation is correct? (6 by guest271314, guidou)
    https://github.com/w3c/mediacapture-fromelement/issues/78 

* w3c/mediacapture-screen-share (+0/-1/💬5)
  1 issues received 5 new comments:
  - #105 Provide a means to select only part of a screen to capture (5 by jan-ivar, guest271314, alvestrand)
    https://github.com/w3c/mediacapture-screen-share/issues/105 

  1 issues closed:
  - Ask for user gesture to call getDisplayMedia https://github.com/w3c/mediacapture-screen-share/issues/104 



Pull requests
-------------
* w3c/webrtc-pc (+0/-3/💬4)
  3 pull requests received 4 new comments:
  - #2192 Remove default values of RTCConfiguration and set them in RTCPeerConnection constructor (2 by alvestrand)
    https://github.com/w3c/webrtc-pc/pull/2192 
  - #2178 Add rtpTimestamp to RTCRtpContributingSource (1 by drkron)
    https://github.com/w3c/webrtc-pc/pull/2178 [Needs submitter action] 
  - #2175 Permission API for receive-only media and data use cases (1 by jan-ivar)
    https://github.com/w3c/webrtc-pc/pull/2175 [June 2019 Virtual Interim] 

  3 pull requests merged:
  - Remove default values of RTCConfiguration and set them in RTCPeerConnection constructor
    https://github.com/w3c/webrtc-pc/pull/2192 
  - Clarify `RTCRtpContributingSource` and `RTCRtpSynchronizationSource`.
    https://github.com/w3c/webrtc-pc/pull/2190 
  - Add rtpTimestamp to RTCRtpContributingSource
    https://github.com/w3c/webrtc-pc/pull/2178 

* w3c/mediacapture-main (+0/-1/💬0)
  1 pull requests merged:
  - #577 make echo cancellation scope more explicit
    https://github.com/w3c/mediacapture-main/pull/582 

* w3c/mediacapture-image (+1/-1/💬0)
  1 pull requests submitted:
  - Change mailing-list to public-webrtc (by armax00)
    https://github.com/w3c/mediacapture-image/pull/207 

  1 pull requests merged:
  - Change mailing-list to public-webrtc
    https://github.com/w3c/mediacapture-image/pull/207 

* w3c/mediacapture-screen-share (+0/-0/💬1)
  1 pull requests received 1 new comments:
  - #106 Add user activation check when calling getDisplayMedia (1 by alvestrand)
    https://github.com/w3c/mediacapture-screen-share/pull/106 


Repositories tracked by this digest:
-----------------------------------
* https://github.com/w3c/webrtc-pc
* https://github.com/w3c/webrtc-identity
* https://github.com/w3c/webrtc-stats
* https://github.com/w3c/webrtc-charter
* https://github.com/w3c/webrtc-dscp-exp
* https://github.com/w3c/webrtc-ice
* https://github.com/w3c/webrtc-nv-use-cases
* https://github.com/w3c/mediacapture-main
* https://github.com/w3c/mediacapture-record
* https://github.com/w3c/mediacapture-image
* https://github.com/w3c/mediacapture-depth
* https://github.com/w3c/mediacapture-fromelement
* https://github.com/w3c/mediacapture-output
* https://github.com/w3c/mediacapture-screen-share
* https://github.com/w3c/mst-content-hint