Thank you! On Fri, Feb 24, 2023 at 12:48 AM Yoav Weiss <[email protected]> wrote:
> LGTM to experiment M114-M119 (inclusive) > > On Fri, Feb 24, 2023 at 2:43 AM Corentin Wallez <[email protected]> > wrote: > >> Whoops, forgot to fill this. It would be M114-M119 (6 milestones). I'm >> reasonably hopeful that we can agree in the WebGPU group about this simple >> integration in that time frame. >> >> On Thu, Feb 23, 2023 at 5:27 AM Yoav Weiss <[email protected]> >> wrote: >> >>> >>> On Thu, Feb 23, 2023 at 12:27 AM Ken Russell <[email protected]> wrote: >>> >>>> To clarify the signals from Gecko and WebKit, "No signal" should be >>>> considered as removed from both explanations. >>>> >>>> Hoping the Blink API owners approve this experiment - it's crucial in >>>> order to achieve key customer use cases. >>>> >>>> Thanks, >>>> >>>> -Ken >>>> >>>> >>>> >>>> On Wed, Feb 22, 2023 at 3:20 PM Corentin Wallez <[email protected]> >>>> wrote: >>>> >>>>> Hey all, >>>>> >>>>> This is an I2E for the WebGPU / WebCodecs integration point that is >>>>> not part of the WebGPU v1 shipment as the WebGPU W3C group decided to >>>>> remove it from the V1 milestone. However it is a critical integration >>>>> point >>>>> for the video applications looking to use WebGPU as part of their video >>>>> processing pipeline. So we would like to start a second original trial, >>>>> specifically for this feature, that developers can use to keep prototyping >>>>> WebGPU video processing after WebGPU v1 is shipped. Because of the weird >>>>> nature of this trial, I didn't know how to fill all the fields in >>>>> ChromeStatus, so let me know if more details are needed! >>>>> >>>>> Contact [email protected], [email protected], >>>>> [email protected] >>>>> >>>>> Explainerhttps://gpuweb.github.io/gpuweb/explainer/#image-input >>>>> https://github.com/gpuweb/gpuweb/issues/1380 >>>>> >>>>> Specificationhttps://gpuweb.github.io/gpuweb/#gpuexternaltexture >>>>> >>>>> Design docs >>>>> https://github.com/gpuweb/gpuweb/issues/1380 >>>>> >>>>> Summary >>>>> >>>>> WebGPU exposes an API to create opaque "external texture" objects from >>>>> HTMLVideoElement. These object can be used to sample the video frames >>>>> efficiently, potentially in a 0-copy way directly from the source YUV >>>>> data. >>>>> However the WebGPU specification for the first version of WebGPU does not >>>>> allow creating GPUExternalTextures from WebCodecs VideoFrame objects. This >>>>> capability is important for advanced video processing applications that >>>>> are >>>>> already using WebCodecs and would like to integrate WebGPU in the video >>>>> processing pipeline. This features adds support for using a VideoFrame as >>>>> the source for a GPUExternalTexture. >>>>> >>>>> >>>>> Blink componentBlink>WebGPU >>>>> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EWebGPU> >>>>> >>>>> TAG review >>>>> >>>>> TAG review statusPending >>>>> >>>>> Risks >>>>> >>>>> >>>>> Interoperability and Compatibility >>>>> >>>>> >>>>> >>>>> *Gecko*: No signal WebCodecs is listed as "worth prototyping" which >>>>> likely means this intergration is the same. >>>>> >>>>> *WebKit*: No signal WebCodecs is prototyped in Safari TP, so this >>>>> integration is likely interesting. >>>>> >>>>> *Web developers*: Positive >>>>> >>>>> *Other signals*: >>>>> >>>>> Ergonomics >>>>> >>>>> No ergonomic risk. This API would be used at the intersection of >>>>> WebGPU and WebCodec. It is designed to keep performance as high as >>>>> possible >>>>> by allowing o-copy sampling of YUV frame data. >>>>> >>>>> >>>>> Security >>>>> >>>>> The lifetime management of VideoFrame was taken into account of this >>>>> feature. No other security considerations. >>>>> >>>>> >>>>> 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? >>>>> >>>>> >>>>> >>>>> Goals for experimentation >>>>> >>>>> >>>>> >>>>> Reason this experiment is being extended >>>>> >>>>> >>>>> >>>>> Ongoing technical constraints >>>>> >>>>> >>>>> >>>>> Debuggability >>>>> >>>>> No support. >>>>> >>>>> >>>>> Will this feature be supported on all six Blink platforms (Windows, >>>>> Mac, Linux, Chrome OS, 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 >>>>> >>>>> DevTrial instructionshttps://github.com/gpuweb/gpuweb/issues/1380 >>>>> >>>>> Flag name >>>>> >>>>> Requires code in //chrome?False >>>>> >>>>> Estimated milestones >>>>> >>>>> No milestones specified >>>>> >>>> >>> What milestones are you planning to experiment in? >>> >>> >>>> >>>>> >>>>> Link to entry on the Chrome Platform Status >>>>> https://chromestatus.com/feature/5078348864159744 >>>>> >>>>> -- >>>>> 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 [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGdfWNPH6Jk-g%2B3Nkx0F_rmn05kWcWU%3Dd3cOJNpjfZ3nAWjXcQ%40mail.gmail.com >>>>> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGdfWNPH6Jk-g%2B3Nkx0F_rmn05kWcWU%3Dd3cOJNpjfZ3nAWjXcQ%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 [email protected]. >>>> To view this discussion on the web visit >>>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAMYvS2dh42%2B0dmweBBnR8txaP-Agua4XgR6%3Dmk-1R1dDnBsB8Q%40mail.gmail.com >>>> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAMYvS2dh42%2B0dmweBBnR8txaP-Agua4XgR6%3Dmk-1R1dDnBsB8Q%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- You received this message because you are subscribed to the Google Groups "blink-dev" group. 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