Weekly github digest (Media Capture Task Force specifications)

Issues
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* w3c/mediacapture-main (+0/-2/💬6)
  4 issues received 6 new comments:
  - #457 Specification to capture unmodified audio (3 by alvestrand, kdavis45, klausj)
    https://github.com/w3c/mediacapture-main/issues/457
  - #472 How to implement web-compatible camera downscaling? (1 by alvestrand)
    https://github.com/w3c/mediacapture-main/issues/472
  - #434 Disable user media by default in cross-origin iframes (1 by alvestrand)
    https://github.com/w3c/mediacapture-main/issues/434
  - #495 Undefined how video dimension constraints are met (1 by alvestrand)
    https://github.com/w3c/mediacapture-main/issues/495

  2 issues closed:
  - How to implement web-compatible camera downscaling? https://github.com/w3c/mediacapture-main/issues/472
  - Undefined how video dimension constraints are met https://github.com/w3c/mediacapture-main/issues/495

* w3c/mediacapture-record (+0/-0/💬3)
  1 issues received 3 new comments:
  - #59 Provide an option to enumerate all supported media types (3 by npdoty, yellowdoge)
    https://github.com/w3c/mediacapture-record/issues/59

* w3c/mediacapture-image (+0/-0/💬1)
  1 issues received 1 new comments:
  - #197 Faster MediaStream ImageCapture.takePhoto (1 by yellowdoge)
    https://github.com/w3c/mediacapture-image/issues/197

* w3c/mediacapture-screen-share (+0/-1/💬7)
  3 issues received 7 new comments:
  - #49 Bring back constraints for downscaling, not selection filtering. (4 by jan-ivar, aboba)
    https://github.com/w3c/mediacapture-screen-share/issues/49
  - #38 Option to exclude cursor from video stream (2 by aboba, abardik)
    https://github.com/w3c/mediacapture-screen-share/issues/38
  - #36 Make logicalSurface constraint unchangeable (1 by aboba)
    https://github.com/w3c/mediacapture-screen-share/issues/36

  1 issues closed:
  - Make logicalSurface constraint unchangeable https://github.com/w3c/mediacapture-screen-share/issues/36




Repositories tracked by this digest:
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* 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