On Fri, Apr 21, 2023 at 6:48 PM 'Markus Handell' via blink-dev < blink-dev@chromium.org> wrote:
> Contact emails: > > hande...@google.com > > Explainer: > > - > > https://github.com/w3c/mediacapture-record/pull/216 > - > > crbug.com/1371449 > > I think that a real explainer that outlines the API shape and how developers would be using it would really help here with reviewing this. Developer facing documentation could be a good replacement for that, if y'all have any. > > TAG review: > > N/A, small incremental change > > Summary: > > The `MediaRecorder` spec was recently updated to allow users to configure > video keyframe generation parameters of the encoder. Previously there was > no such support, and no spec requirements related to keyframe generation > existed, leading to recorded streams that sometimes contain a single > keyframe at the beginning of the stream. When played back those streams are > inefficient to seek in, and it’s impossible to excise segments from them > without resorting to transcoding. These problems present significant > hurdles to use the MR API for some applications. > > Link to “Intent to Prototype” > > N/A, small incremental change and going directly for shipping. > > Risks > > Interoperability and Compatibility > > This is now in the editors draft > https://w3c.github.io/mediacapture-record/#mediarecorder-api > > Gecko: No signal > > WebKit: No signal > > Web developers: No signals > > The pull request adding this feature was reviewed and approved by the > WebRTC WG containing representatives from Apple, Microsoft, and Mozilla. > Feedback was addressed in the spec PR. But we have not reached out for > comments on signals. > > 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/+/master/docs/testing/web_platform_tests.md> > ? > > Testability requires muxer parsers which MediaRecorder WPTs are currently > lacking. https://github.com/web-platform-tests/wpt/issues/39642 has been > filed to ensure WPTs are added when this is fixed. > > Tracking bug > > crbug.com/1371449 > > Link to entry on the Chrome Platform Status > > https://chromestatus.com/feature/5117302963437568 > > -- > 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/CAJjiFfHABg0DrRviiT5HXAidwynN5ti%2BTyE7Go4ZWUViQg-shg%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAJjiFfHABg0DrRviiT5HXAidwynN5ti%2BTyE7Go4ZWUViQg-shg%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/CAL5BFfV8CcFOAog1ixz0OJ%3DRGX9JSRO64aLewZfovXjqCj_0mQ%40mail.gmail.com.
