Eero Häkkinen

So how should this gating work? Should the descriptions of pan, tilt and zoom photo capabilities and constrainable properties be amended with text like _"The user agent MUST ignore any...

> Steps 4 an 5 refer to settings dictionaries as if they were IDL dictionaries, having members. But settings dictionaries are not IDL dictionaries and their internal structure understood to...

> If they're not necessarily IDL dictionaries we shouldn't link to the definition of IDL dictionaries when talking about existence of fields. True. > The implementation of SelectSettings does not...

> But the concept we are interested in is whether a dictionary setting satisfies a constraint or not, see [Step 2](https://w3c.github.io/mediacapture-main/#dfn-fitness-distance). Thus, having a numeric setting and a boolean value...

One option is also to change the meaning of a _pan/tilt/zoom: false_ constraint. My reading of the current fitness distance algorithm is that `pan: true` is an exact (in advanced...

> > One option is also to change the meaning of a pan/tilt/zoom: false constraint. > > Please open a separate issue if we wish to rehash `pan: false` from...

I replaced `partial interface VideoFrame` with `partial dictionary VideoFrameMetadata`. That is more standard way to extend a `VideoFrame`, I supppose. I also changed to the type of the new member...

@alvestrand: > Is this still an open work item? Apology for late response, but yes, it is. @jan-ivar: > Note that this still requires registering the metadata like was done...

Rebased and [force-pushed](https://github.com/w3c/mediacapture-extensions/compare/c5f2f0be9f07fe878564a26c55591d5ac6393f39..7be8095950e77a4a62a00d8dacc93b86a0d21c69) to fix validation checks.

> > [§ 7.7. Use plain Events for state](https://w3ctag.github.io/design-principles/#state-and-subclassing) says we generally want to fire plain events and not add state to events. It seems to me, the app can...