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 <cwal...@chromium.org> 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 emailscwal...@google.com, kain...@google.com, bajo...@google.com > > 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 > > > 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 blink-dev+unsubscr...@chromium.org. > 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 blink-dev+unsubscr...@chromium.org. 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.