Client SDK JS

Patch Changes

• fixing decodeTokenPayload - #1889 (@thomasyuill-livekit)

Patch Changes

• Export CheckStatus as enum, not just type - #1855 (@Ludobaka)

• Add new serializer implementation - #1885 (@1egoman)

• fix: improve ordering of resolving waitForBufferStatus calls - #1877 (@lukasIO)

• Close streamcontrollers when datatrack gets unpublished - #1879 (@lukasIO)

• Buffer stream events until connected - #1867 (@lukasIO)

• Moves "connected to Livekit Server" log within RTCEngine.join so it shows up for reconnects as well as connects - #1873 (@1egoman)

• Wrap setE2EEEnabled call in a mutex - #1882 (@lukasIO)

Patch Changes

• Adds data tracks support - #1820 (@1egoman) (docs, blog post)

• Send publisher offer with join request to accelerate connection - #1846 (@cnderrauber)

• Enable E2EE key-size configuration via ExternalE2EEKeyProvider options - #1841 (@MariusBernhardt)

Minor Changes

• Rename pID to participantID in log context - #1842 (@lukasIO)

Patch Changes

• Ensure freshly created RTCEngine isn't recreated on join - #1843 (@lukasIO)

• Fix shouldReturnCachedValueFromFetch check for cached options - #1837 (@lukasIO)

• Fix data stream header length field - #1847 (@ladvoc)

• Add token fetch force option to skip TokenSource cache - #1839 (@lukasIO)

Patch Changes

• Update happy-dom dependency version - #1821 (@renovate)

• e2ee: ensure current key index isn't unintentionally updated - #1830 (@lukasIO)

• Prevent unmute -> mute -> unmute cycle for track restarts that happen during unmute - #1793 (@mfairley)

• Use controller.error to signal unexpected errors mid data stream - #1834 (@lukasIO)

• Signal leave on failed connection attempts if signalling is connected - #1817 (@lukasIO)

• Vendored ts-debounce and added critical timers to debounce function - #1800 (@mfairley)

• Ensure cryptor setup respects async queue in worker - #1833 (@lukasIO)

• Adds new OutgoingDataTrackManager to manage sending data track payloads - #1810 (@1egoman)

Patch Changes

• Ensure connection state mismatches aren't triggered for ongoing PC connection attempts - #1807 (@lukasIO)

• Fix unnecessary track restarts on unmute when using ideal device constraints - #1794 (@mfairley)

• Prevent ongoing renegotiations from declaring the negotiation as timed out - #1813 (@lukasIO)

• Add data track packetizer and depacketizer implementations - #1798 (@1egoman)

• Add missing type exports required by @livekit/components-core - #1815 (@1egoman)

Patch Changes

• Add data track packet serialization + deserialization logic - #1792 (@1egoman)

• Update docs to clarify other client HKDF support - #1796 (@1egoman)

• Add attachedStreamIds as text stream metadata - #1805 (@1egoman)

Minor Changes

• Add new rtc path that defaults to single peer connection mode and falls back to legacy dual pc - #1785 (@lukasIO)

Patch Changes

• Use TypedPromise for typesafe errors - #1770 (@lukasIO)

• e2ee: ensure frame cryptor transform setup works for rapid subscription changes - #1789 (@lukasIO)

Patch Changes

• export type RoomEventCallbacks - #1599 (@shincurry)

• Remove experimental tag on some stabilized features - #1777 (@lukasIO)

• Tag errors by name - #1764 (@lukasIO)

• Fix connection check issues with pinned regions - #1775 (@lukasIO)

• Control latency of lossy data channel - #1754 (@cnderrauber)

• Add docs comments making it clear TokenSource-prefixed exported types shouldn't be used for TokenSource construction - #1776 (@1egoman)

• Fix leaking memory by removing event listener from correct scope - #1768 (@wuhkuh)

Minor Changes

• Expose new encryption option field - #1750 (@lukasIO)

Patch Changes

• Wait for dc buffer status low for all published packets - #1691 (@lukasIO)

• Fix message loss during resuming/migration - #1757 (@cnderrauber)

• Cancel region refresh on invalid tokens - #1755 (@lukasIO)

• Add connectionCount tracking and stop auto refetching after timeout - #1756 (@lukasIO)

• Add explicit error types for future helper - #1753 (@lukasIO)

• fix(LocalTrackAudio): prevent overwriting constraint flags - #1744 (@itamayo)

Patch Changes

• Fix slow start on vp9 - #1740 (@lukasIO)

• Keep text / byte stream handlers between room disconnects - #1741 (@1egoman)

• Export RoomEventCallbacks - #1738 (@haydenbr)

• Speed up network switch recovery - #1745 (@lukasIO)

• Ensure unexpected websocket disconnects trigger reconnect flow - #1748 (@lukasIO)

Patch Changes

• Add exponential backoff strategy in case of connection failures - #1715 (@lukasIO)

• Add participant as an optional parameter to EncryptionError events emitted on room level - #1723 (@CSantosM)

• fix(e2ee): propagate worker data decryption errors and reject corresponding promises - #1729 (@CSantosM)

• Fix potential undefined access while disconnecting - #1734 (@lukasIO)

• Add new areTokenSourceFetchOptionsEqual function - #1733 (@1egoman)

• Ensure publication isn't attempted after timeout rejected the promise - #1725 (@lukasIO)

Patch Changes

• Apply server supplied cache control settings for region url provider - #1669 (@lukasIO)

• Only export types for TokenSource variants to try to push users to use the TokenSource.foo static constructors instead - #1707 (@1egoman)

• Add check to ensure track visibility update only happens when adaptiveStream is enabled - #1712 (@1egoman)

• Cache region settings per project - #1709 (@lukasIO)

• Export decodeTokenPayload from package - #1710 (@1egoman)

Patch Changes

• Disable ScriptTransform for Chromium based browsers - #1703 (@lukasIO)

Patch Changes

• Remove AbortSignal.any usage - #1700 (@lukasIO)

Patch Changes

• Fix abort race resulting in multiple code paths trying to close the ws connection - #1695 (@lukasIO)

• fix the RPC comment and clam the timeout if the provided value is less than 8s - #1694 (@xianshijing-lk)

• Fix track mapping when single peer connectionis used - #1696 (@lukasIO)

Patch Changes

• Ensure leave requests can be sent before join response is received - #1687 (@lukasIO)

• Increase RPC total timeout to 15s and connection timeout to 7s for better reliability under network latency. - #1692 (@xianshijing-lk)

• Add sdp to answer debug log - #1689 (@lukasIO)

Patch Changes

• Populate participant identity when receiving encrypted e2ee packets - #1679 (@lukasIO)

• Export supportsAudioOutputSelection helper - #1676 (@lukasIO)

• Fix bug in isResponseExpired token expiry checking logic - #1683 (@1egoman)

• Use WebSocketStream for sequential signal processing - #1638 (@lukasIO)

• Support for data channel encryption on React-Native - #1678 (@davidliu)

• Single peer connection support - #1682 (@lukasIO)

Patch Changes

• Add preliminary support for data message decryption - #1595 (@lukasIO)

• Add video autoplay attributes to PublishVideoCheck - #1648 (@Doomann)

• Ensure handleDisconnect is called also when already in Reconnecting state - #1671 (@lukasIO)

• Fix TS 5.9 generic Uint8Array declaration when inferred - #1668 (@lukasIO)

• Properly clean up event listeners in getNewAudioContext() - #1660 (@indexds)

• Avoid uncaught errors related to send/disconnect races - #1674 (@bryfox)

• Register online listener in engine's join - #1658 (@lukasIO)

• add TokenSource token fetching abstraction - #1645 (@1egoman)

Patch Changes

• Ensure permission event is only emitted once for local participant - #1643 (@lukasIO)

• internal typing fix - add missing async to postAction - #1644 (@1egoman)

• Ensure mid is always interpreted as string - #1641 (@lukasIO)