[webkit-changes] [WebKit/WebKit] bce2bd: Enable MediaSourcePrefersDecompressionSession by d...

Thu Feb 6 05:00:35 PST 2025

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: bce2bdfc18d220d601bd0df93540520be3a2e24d
      https://github.com/WebKit/WebKit/commit/bce2bdfc18d220d601bd0df93540520be3a2e24d
  Author: Jean-Yves Avenard <jya at apple.com>
  Date:   2025-02-06 (Thu, 06 Feb 2025)

  Changed paths:
    M Source/WTF/Scripts/Preferences/UnifiedWebPreferences.yaml

  Log Message:
  -----------
  Enable MediaSourcePrefersDecompressionSession by default
https://bugs.webkit.org/show_bug.cgi?id=285809
rdar://142761051

Reviewed by Youenn Fablet.

This change got reverted in 289841 at main, underlying problem that caused the
revert was identified and fixed in 289922 at main, re-land it.

In line with the WebM player, always use a WebCoreDecompressionSession with
the VideoMediaSampleRenderer if allowed (e.g. not encrypted).
It allows for proper support of requestVideoFrameCallback under all circumstances.

* Source/WTF/Scripts/Preferences/UnifiedWebPreferences.yaml:

Canonical link: https://commits.webkit.org/289924@main

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