Hi Yi, On Tue, Jan 7, 2025 at 10:21 AM Yi Xu <yi...@chromium.org> wrote:
> The ImageSmoothingQuality feature for Canvas 2D was launched in 2015, M54 > (Chrome > Status Link <https://chromestatus.com/feature/4717415682277376>, original > I2S <https://groups.google.com/a/chromium.org/g/blink-dev/c/PuXQBnfWRus/>). > This feature was supposed to launch on Paint Canvas as well (Spec > <https://drafts.css-houdini.org/css-paint-api-1/#paintrenderingcontext2d>, > precisely, the line "PaintRenderingContext2D > <https://drafts.css-houdini.org/css-paint-api-1/#paintrenderingcontext2d> > includes CanvasImageSmoothing > <https://html.spec.whatwg.org/multipage/canvas.html#canvasimagesmoothing>;"). > However, we forgot to remove the flag in Paint Canvas when > ImageSmoothingQuality was shipped. So this feature has been well used and > tested in Canvas Rendering Context 2D in the past 9 years. That's why we > set it as a "Web-Facing Change PSA". > > For tests: yes, Houtini features currently don't have to have web platform > tests. > Why would that be? All such features follow the regular Blink intent-to-ship process, which requires a spec and WPT tests, even if other browser vendors don't have a positive stance on the feature (in those cases the WPT tests can be marked .tentative). > > Yi Xu > > On Mon, Jan 6, 2025 at 4:44 PM Mike Taylor <miketa...@chromium.org> wrote: > >> On 1/6/25 3:37 PM, Noam Rosenthal wrote: >> >> On Mon, Jan 6, 2025 at 7:01 PM Chromestatus < >> ad...@cr-status.appspotmail.com> wrote: >> >>> Summary >>> >>> Add support for the imageSmoothingQuality attribute on Paint Canvas. It >>> allows a web developer to choose the quality/performance tradeoff when >>> scaling images. There are 3 options in total for imageSmoothingQuality: >>> low, medium and high. Chrome platform status entry for its launch on Canvas >>> 2D: https://chromestatus.com/feature/4717415682277376 >>> >>> Is this feature fully tested by web-platform-tests >>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> >>> ? No >>> >> >> So houdini features don't go through I2S and don't come with web platform >> tests? Do they go through some other special process and have their own >> tests somewhere? >> >> It seems like perhaps the wrong feature type was selected, this should >> really be an Intent to Ship. Fernando, do you mind re-sending? >> > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to blink-dev+unsubscr...@chromium.org. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAC3hXJf%2BqmD7oikZC4qM7d4HXguzXg0pR0OocAgG65ueey295g%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAC3hXJf%2BqmD7oikZC4qM7d4HXguzXg0pR0OocAgG65ueey295g%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to blink-dev+unsubscr...@chromium.org. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAOMQ%2Bw-OWvM3LcMwM-CrEZGU4UrAXUbRqxOhX0PheGBKHJ51BQ%40mail.gmail.com.
