Re: [webkit-dev] Making sure the behavior of updating duration of HTMLMediaElement and MediaSource

Hi Yousuke, I think WebKit’s behavior matches the spec. The HTML5 spec says: “If no media data is available, then the attributes must return the Not-a-Number (NaN) value.” On the test page, there is no data appended to the media source, so there is no media data available for the video

Re: [webkit-dev] Reminder: include everything that you use in implementation files

Hi Brian, Any way/option to turn off the unified build completely or partially in a local build? That would be very helpful for a developer to locally verify that header files are included correctly in a patch. Thanks! Best regards Peng > On Nov 6, 2020, at 11:21 AM, Brian Burg via webkit-dev