[x3d-public] mediaDeviceID accessType ought to be inputOutput

Brutzman, Donald (Don) (CIV) brutzman at nps.edu
Sun Aug 1 17:41:01 PDT 2021

A common field signature in Sound component appears to be incorrect:

  SFString [out] mediaDeviceID

This field is not device output stream but rather identification, which an author may need to set or get. Thus accessType inputOutput [in out] is more appropriate.

Examples include

  *   16.3.2 X3DSoundDestinationNode
  *   https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-CD1/Part01/components/sound.html#X3DSoundDestinationNode

We also need to ensure that the prose definition for mediaDeviceID appears in abstract types.  From 16.4.3 AudioDestination:
"The mediaDeviceID field corresponds to the ID parameter functionality defined in W3C Web Audio API [W3C-WebAudio]<https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-CD1/Part01/references.html#W3C-WebAudio>"

Once decided, this is easily fixed and then changes can be applied.  Please advise if you agree, thanks for considering the problem.

Tracking the issue as Mantis 1369,

  *   https://www.web3d.org/member-only/mantis/view.php?id=1369

all the best, Don
Don Brutzman  Naval Postgraduate School, Code USW/Br       brutzman at nps.edu<mailto:brutzman at nps.edu>
Watkins 270,  MOVES Institute, Monterey CA 93943-5000 USA   +1.831.656.2149
X3D graphics, virtual worlds, navy robotics http://faculty.nps.edu/brutzman

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