Open Bug 1428688 Opened 6 years ago Updated 2 years ago

use HTTP OMT data delivery while loading media tracks


(Core :: Audio/Video: Playback, enhancement, P3)





(Reporter: jwwang, Unassigned)


+++ This bug was initially created as a clone of Bug #1382978 +++

From telemetry [1] I found that HTTP off-main-thread data delivery is not enabled while loading <video>/<audio>/<track> resource[2][3][4]. Might be able to reduce jank if we can deliver the data to decoder/parser thread directly without touching main thread.

HTML5 parser is a good example of enabling HTTP OMT [5].

MediaResource is done. This bug is to track the work in HTMLTrackElement.
Severity: normal → S3
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