← back to v143 · webrtc-rtp-header-extension-behavior-change

conformance · v143

v143 · webrtc-rtp-header-extension-behavior-change — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://w3c.github.io/webrtc-extensions/#rtp-header-extension-control-modifications chromestatus: #5680189201711104 generated 2026-06-01T11:45:00Z by conformance-author-v1-subagent
0
pass
0
fail
0
blocked
6
total
id contract kind verdict detail
rtcrtptransceiver-exposed RTCRtpTransceiver interface is exposed. spec ↗ exists
transceiver-set-header-extensions-to-negotiate RTCRtpTransceiver.prototype.setHeaderExtensionsToNegotiate is a function. spec ↗ typeof
transceiver-get-header-extensions-to-negotiate RTCRtpTransceiver.prototype.getHeaderExtensionsToNegotiate is a function. spec ↗ typeof
transceiver-get-negotiated-header-extensions RTCRtpTransceiver.prototype.getNegotiatedHeaderExtensions is a function. spec ↗ typeof
transceiver-get-header-extensions-returns-array On a fresh transceiver, getHeaderExtensionsToNegotiate returns an array. spec ↗ script
header-ext-direction-values Each entry exposes a `direction` (sendrecv|sendonly|recvonly|stopped). spec ↗ script