I noticed also that there are a couple of open questions on the webkit
standards review:

* Updating the spec to note the property as inherited
* Simon proposed constrained-high as a better default than high

On Tue, Dec 10, 2024 at 4:10 AM ccameron chromium <ccame...@chromium.org>
wrote:

>
>
> On Tue, Dec 10, 2024 at 3:34 AM Domenic Denicola <dome...@chromium.org>
> wrote:
>
>>
>>
>> On Wednesday, December 4, 2024 at 9:40:55 PM UTC+9 ccameron chromium
>> wrote:
>>
>> Contact emailsccame...@chromium.org, sbouko...@google.com
>>
>> Explainerhttps://github.com/ccameron-chromium/hdr-headroom-limit/
>> blob/main/EXPLAINER.md
>>
>> Specificationhttps://drafts.csswg.org/css-color-hdr/#the-dynamic-range-
>> limit-property
>>
>> Summary
>>
>> Enables a page to limit the maximum brightness of HDR content.
>>
>>
>> Blink componentBlink>CSS
>> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ECSS>
>>
>> TAG reviewNone
>>
>> TAG review statusNot applicable
>>
>>
>> Can you explain why TAG review is not applicable to this property? I
>> can't figure out which of
>> https://www.chromium.org/blink/guidelines/api-owners/process-exceptions/
>> it might fall into.
>>
>
> Filed https://github.com/w3ctag/design-reviews/issues/1027 to go over
> this ("and" vs "or" in the first exception).
>
>
>>
>>
>>
>> Risks
>>
>>
>> Interoperability and Compatibility
>>
>> None
>>
>>
>> *Gecko*: No signal (https://github.com/mozilla/
>> standards-positions/issues/979)
>>
>> *WebKit*: No signal (https://github.com/WebKit/
>> standards-positions/issues/312) WebKit engineers have expressed positive
>> views of this proposal (it is similar to features available on macOS and
>> iOS).
>>
>> *Web developers*: Positive (https://github.com/w3c/csswg-
>> drafts/issues/9074) Adobe has endorsed this proposal. Internal
>> developers at Google have also requested this proposal.
>>
>> *Other signals*:
>>
>> Ergonomics
>>
>> None.
>>
>>
>> Activation
>>
>> None.
>>
>>
>> Security
>>
>> None.
>>
>>
>> WebView application risks
>>
>> Does this intent deprecate or change behavior of existing APIs, such that
>> it has potentially high risk for Android WebView-based applications?
>>
>> N/A
>>
>>
>> Debuggability
>>
>> None
>>
>>
>> Will this feature be supported on all six Blink platforms (Windows, Mac,
>> Linux, ChromeOS, Android, and Android WebView)?Yes
>>
>> Is this feature fully tested by web-platform-tests
>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>
>> ?Yes. Extensive tests of CSS properties in wpt/css/css-color-hdr.
>>
>> Full end-to-end testing requires observation on an HDR display. There
>> does not yet exist a way to test high dynamic range (or wide color gamut)
>> rendering: https://github.com/web-platform-tests/wpt/issues/44320
>>
>>
>> Flag name on about://flagsExperimental web platform features
>>
>> Finch feature nameCSSDynamicRangeLimit
>>
>> Requires code in //chrome?False
>>
>> Tracking bughttps://crbug.com/1470298
>>
>> Availability expectationFeature available on Web Platform in browsers as
>> they add HDR image support (only Chromium supports HDR images so far).
>>
>> Adoption expectationFeature is requested by specific partners.
>>
>> Non-OSS dependencies
>>
>> Does the feature depend on any code or APIs outside the Chromium open
>> source repository and its open-source dependencies to function?
>> No.
>>
>> Sample links
>> https://ccameron-chromium.github.io/hdr-headroom-limit/example.html
>>
>> Estimated milestonesShipping on desktop133Shipping on Android133Shipping
>> on WebView133
>> Anticipated spec changesNo anticipated future spec changes.
>>
>> Link to entry on the Chrome Platform Statushttps://chromestatus.com/
>> feature/5146250411769856?gate=5206008539906048
>>
>> Links to previous Intent discussionsIntent to Prototype: https://groups.
>> google.com/a/chromium.org/d/msgid/blink-dev/CAGnfxj-m-wA4B%3Dy4eQ-
>> MwyHFgs4abfm9JW5XcP6s_X2bpEtc8w%40mail.gmail.com
>>
>>
>> This intent message was generated by Chrome Platform Status
>> <https://chromestatus.com/>.
>>
>> --
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