Configure player

Close

WWDC Index does not host video files

If you have access to video files, you can configure a URL pattern to be used in a video player.

URL pattern

preview

Use any of these variables in your URL pattern, the pattern is stored in your browsers' local storage.

$id
ID of session: wwdc2020-10231
$eventId
ID of event: wwdc2020
$eventContentId
ID of session without event part: 10231
$eventShortId
Shortened ID of event: wwdc20
$year
Year of session: 2020
$extension
Extension of original filename: mp4
$filenameAlmostEvery
Filename from "(Almost) Every..." gist: [2020] [Session 10231] Reduce la...

WWDC20 • Session 10231

Reduce latency with HLS Blocking Playlist Reload

Media • iOS, macOS, tvOS, watchOS • 8:40

Blocking Playlist Reload is a required component of Low-Latency HLS that improves segment discovery time in live streams and addresses the common problem of stale playlists when delivering through an HTTP cache. Learn how to use Blocking Playlist Reload to reduce streaming latency and improve CDN performance for both low-latency and regular live HLS streams.

Speaker: Roger Pantos

Open in Apple Developer site

Downloads from Apple

HD Video (67 MB)
SD Video (21.6 MB)