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Coverage / encrypted-media

Encrypted Media Extensions

Specification: w3c.github.io/encrypted-media/. 6 interfaces defined here, 34 members exposed on Window (Web IDL). Group: Media and devices.

Existence only: “present” means the name is defined where Web IDL puts it, not that it behaves as the standard says. The featured checks test behavior.

Share present per engine
EngineMembers presentInterfaces present
warpdom0.1.6maintainer's engine0% (0 of 34)0 of 6
happy-dom21.0.36% (2 of 34)0 of 6
jsdom30.1.30% (0 of 34)0 of 6
linkedom0.18.130% (0 of 34)0 of 6
8 of 8 interfaces
HTMLMediaElement4 members added to HTMLMediaElement (defined in HTML)warpdom: 0/4happy-dom: 2/4jsdom: 0/4linkedom: 0/4
MediaEncryptedEvent2 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
MediaKeyMessageEvent2 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
MediaKeys3 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
MediaKeySession11 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
MediaKeyStatusMap8 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
MediaKeySystemAccess3 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
Navigator1 member added to Navigator (defined in HTML)warpdom: 0/1happy-dom: 0/1jsdom: 0/1linkedom: 0/1

Probed 2026-10-19. Data: idl.json (CC BY 4.0).