chore(main): release 0.22.2 (#756)

* multitrack mixdown optimisation

* skip mixdown for multitrack

* skip mixdown for multitrack

---------

Co-authored-by: Igor Loskutov <igor.loskutoff@gmail.com>

CHANGELOG.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## [0.22.2](https://github.com/Monadical-SAS/reflector/compare/v0.22.1...v0.22.2) (2025-12-02)
+
+
+### Bug Fixes
+
+* daily auto refresh fix ([#755](https://github.com/Monadical-SAS/reflector/issues/755)) ([fe47c46](https://github.com/Monadical-SAS/reflector/commit/fe47c46489c5aa0cc538109f7559cc9accb35c01))
+* Skip mixdown for multitrack ([#760](https://github.com/Monadical-SAS/reflector/issues/760)) ([b51b7aa](https://github.com/Monadical-SAS/reflector/commit/b51b7aa9176c1a53ba57ad99f5e976c804a1e80c))
+
 ## [0.22.1](https://github.com/Monadical-SAS/reflector/compare/v0.22.0...v0.22.1) (2025-11-27)
 
 

server/reflector/pipelines/main_multitrack_pipeline.py

@@ -31,6 +31,7 @@ from reflector.processors import AudioFileWriterProcessor
 from reflector.processors.audio_waveform_processor import AudioWaveformProcessor
 from reflector.processors.types import TitleSummary
 from reflector.processors.types import Transcript as TranscriptType
+from reflector.settings import settings
 from reflector.storage import Storage, get_transcripts_storage
 from reflector.utils.daily import (
     filter_cam_audio_tracks,
@@ -631,43 +632,55 @@ class PipelineMainMultitrack(PipelineMainBase):
 
         transcript.data_path.mkdir(parents=True, exist_ok=True)
 
-        mp3_writer = AudioFileWriterProcessor(
+        if settings.SKIP_MIXDOWN:
-            path=str(transcript.audio_mp3_filename),
+            self.logger.warning(
-            on_duration=self.on_duration,
+                "SKIP_MIXDOWN enabled: Skipping mixdown and waveform generation. "
-        )
+                "UI will have no audio playback or waveform.",
-        await self.mixdown_tracks(padded_track_urls, mp3_writer, offsets_seconds=None)
+                num_tracks=len(padded_track_urls),
-        await mp3_writer.flush()
+                transcript_id=transcript.id,
+            )
+        else:
+            mp3_writer = AudioFileWriterProcessor(
+                path=str(transcript.audio_mp3_filename),
+                on_duration=self.on_duration,
+            )
+            await self.mixdown_tracks(
+                padded_track_urls, mp3_writer, offsets_seconds=None
+            )
+            await mp3_writer.flush()
 
-        if not transcript.audio_mp3_filename.exists():
+            if not transcript.audio_mp3_filename.exists():
-            raise Exception(
+                raise Exception(
-                "Mixdown failed - no MP3 file generated. Cannot proceed without playable audio."
+                    "Mixdown failed - no MP3 file generated. Cannot proceed without playable audio."
+                )
+
+            storage_path = f"{transcript.id}/audio.mp3"
+            # Use file handle streaming to avoid loading entire MP3 into memory
+            mp3_size = transcript.audio_mp3_filename.stat().st_size
+            with open(transcript.audio_mp3_filename, "rb") as mp3_file:
+                await transcript_storage.put_file(storage_path, mp3_file)
+            mp3_url = await transcript_storage.get_file_url(storage_path)
+
+            await transcripts_controller.update(
+                transcript, {"audio_location": "storage"}
             )
 
-        storage_path = f"{transcript.id}/audio.mp3"
+            self.logger.info(
-        # Use file handle streaming to avoid loading entire MP3 into memory
+                f"Uploaded mixed audio to storage",
-        mp3_size = transcript.audio_mp3_filename.stat().st_size
+                storage_path=storage_path,
-        with open(transcript.audio_mp3_filename, "rb") as mp3_file:
+                size=mp3_size,
-            await transcript_storage.put_file(storage_path, mp3_file)
+                url=mp3_url,
-        mp3_url = await transcript_storage.get_file_url(storage_path)
+            )
 
-        await transcripts_controller.update(transcript, {"audio_location": "storage"})
+            self.logger.info("Generating waveform from mixed audio")
-
+            waveform_processor = AudioWaveformProcessor(
-        self.logger.info(
+                audio_path=transcript.audio_mp3_filename,
-            f"Uploaded mixed audio to storage",
+                waveform_path=transcript.audio_waveform_filename,
-            storage_path=storage_path,
+                on_waveform=self.on_waveform,
-            size=mp3_size,
+            )
-            url=mp3_url,
+            waveform_processor.set_pipeline(self.empty_pipeline)
-        )
+            await waveform_processor.flush()
-
+            self.logger.info("Waveform generated successfully")
-        self.logger.info("Generating waveform from mixed audio")
-        waveform_processor = AudioWaveformProcessor(
-            audio_path=transcript.audio_mp3_filename,
-            waveform_path=transcript.audio_waveform_filename,
-            on_waveform=self.on_waveform,
-        )
-        waveform_processor.set_pipeline(self.empty_pipeline)
-        await waveform_processor.flush()
-        self.logger.info("Waveform generated successfully")
 
         speaker_transcripts: list[TranscriptType] = []
         for idx, padded_url in enumerate(padded_track_urls):

server/reflector/settings.py

@@ -138,6 +138,14 @@ class Settings(BaseSettings):
     DAILY_WEBHOOK_UUID: str | None = (
         None  # Webhook UUID for this environment. Not used by production code
     )
+
+    # Multitrack processing
+    # SKIP_MIXDOWN: When True, skips audio mixdown and waveform generation.
+    # Transcription still works using individual tracks. Useful for:
+    # - Diagnosing OOM issues in mixdown
+    # - Fast processing when audio playback is not needed
+    # Note: UI will have no audio playback or waveform when enabled.
+    SKIP_MIXDOWN: bool = True
     # Platform Configuration
     DEFAULT_VIDEO_PLATFORM: Platform = WHEREBY_PLATFORM
 

www/app/(app)/transcripts/[transcriptId]/page.tsx

@@ -117,15 +117,6 @@ export default function TranscriptDetails(details: TranscriptDetails) {
     return <Modal title="Loading" text={"Loading transcript..."} />;
   }
 
-  if (mp3.error) {
-    return (
-      <Modal
-        title="Transcription error"
-        text={`There was an error loading the recording. Error: ${mp3.error}`}
-      />
-    );
-  }
-
   return (
     <>
       <Grid
@@ -147,7 +138,12 @@ export default function TranscriptDetails(details: TranscriptDetails) {
               />
             ) : !mp3.loading && (waveform.error || mp3.error) ? (
               <Box p={4} bg="red.100" borderRadius="md">
-                <Text>Error loading this recording</Text>
+                <Text>
+                  Error loading{" "}
+                  {[waveform.error && "waveform", mp3.error && "mp3"]
+                    .filter(Boolean)
+                    .join(" and ")}
+                </Text>
               </Box>
             ) : (
               <Skeleton h={14} />

www/app/[roomName]/components/DailyRoom.tsx

@@ -11,6 +11,7 @@ import {
   recordingTypeRequiresConsent,
 } from "../../lib/consent";
 import { useRoomJoinMeeting } from "../../lib/apiHooks";
+import { assertExists } from "../../lib/utils";
 
 type Meeting = components["schemas"]["Meeting"];
 
@@ -22,16 +23,15 @@ export default function DailyRoom({ meeting }: DailyRoomProps) {
   const router = useRouter();
   const params = useParams();
   const auth = useAuth();
-  const status = auth.status;
+  const authLastUserId = auth.lastUserId;
   const containerRef = useRef<HTMLDivElement>(null);
   const joinMutation = useRoomJoinMeeting();
   const [joinedMeeting, setJoinedMeeting] = useState<Meeting | null>(null);
 
   const roomName = params?.roomName as string;
 
-  // Always call /join to get a fresh token with user_id
   useEffect(() => {
-    if (status === "loading" || !meeting?.id || !roomName) return;
+    if (authLastUserId === undefined || !meeting?.id || !roomName) return;
 
     const join = async () => {
       try {
@@ -50,18 +50,17 @@ export default function DailyRoom({ meeting }: DailyRoomProps) {
     };
 
     join();
-  }, [meeting?.id, roomName, status]);
+  }, [meeting?.id, roomName, authLastUserId]);
 
   const roomUrl = joinedMeeting?.host_room_url || joinedMeeting?.room_url;
-  const isLoading =
-    status === "loading" || joinMutation.isPending || !joinedMeeting;
 
   const handleLeave = useCallback(() => {
     router.push("/browse");
   }, [router]);
 
   useEffect(() => {
-    if (isLoading || !roomUrl || !containerRef.current) return;
+    if (authLastUserId === undefined || !roomUrl || !containerRef.current)
+      return;
 
     let frame: DailyCall | null = null;
     let destroyed = false;
@@ -90,9 +89,14 @@ export default function DailyRoom({ meeting }: DailyRoomProps) {
 
         frame.on("left-meeting", handleLeave);
 
+        // TODO this method must not ignore no-recording option
+        // TODO this method is here to make dev environments work in some cases (not examined which)
         frame.on("joined-meeting", async () => {
           try {
-            await frame.startRecording({ type: "raw-tracks" });
+            assertExists(
+              frame,
+              "frame object got lost somewhere after frame.on was called",
+            ).startRecording({ type: "raw-tracks" });
           } catch (error) {
             console.error("Failed to start recording:", error);
           }
@@ -104,7 +108,9 @@ export default function DailyRoom({ meeting }: DailyRoomProps) {
       }
     };
 
-    createAndJoin();
+    createAndJoin().catch((error) => {
+      console.error("Failed to create and join meeting:", error);
+    });
 
     return () => {
       destroyed = true;
@@ -114,9 +120,9 @@ export default function DailyRoom({ meeting }: DailyRoomProps) {
         });
       }
     };
-  }, [roomUrl, isLoading, handleLeave]);
+  }, [roomUrl, authLastUserId, handleLeave]);
 
-  if (isLoading) {
+  if (authLastUserId === undefined) {
     return (
       <Center width="100vw" height="100vh">
         <Spinner size="xl" />

www/app/lib/AuthProvider.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { createContext, useContext } from "react";
+import { createContext, useContext, useRef } from "react";
 import { useSession as useNextAuthSession } from "next-auth/react";
 import { signOut, signIn } from "next-auth/react";
 import { configureApiAuth } from "./apiClient";
@@ -25,6 +25,9 @@ type AuthContextType = (
   update: () => Promise<Session | null>;
   signIn: typeof signIn;
   signOut: typeof signOut;
+  // TODO probably rename isLoading to isReloading and make THIS field "isLoading"
+  // undefined is "not known", null is "is certainly logged out"
+  lastUserId: CustomSession["user"]["id"] | null | undefined;
 };
 
 const AuthContext = createContext<AuthContextType | undefined>(undefined);
@@ -41,10 +44,15 @@ const noopAuthContext: AuthContextType = {
   signOut: async () => {
     throw new Error("signOut not supposed to be called");
   },
+  lastUserId: undefined,
 };
 
 export function AuthProvider({ children }: { children: React.ReactNode }) {
   const { data: session, status, update } = useNextAuthSession();
+  // referential comparison done in component, must be primitive /or cached
+  const lastUserId = useRef<CustomSession["user"]["id"] | null | undefined>(
+    null,
+  );
 
   const contextValue: AuthContextType = isAuthEnabled
     ? {
@@ -73,11 +81,16 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
             case "authenticated": {
               const customSession = assertCustomSession(session);
               if (customSession?.error === REFRESH_ACCESS_TOKEN_ERROR) {
+                // warning: call order-dependent
+                lastUserId.current = null;
                 // token had expired but next auth still returns "authenticated" so show user unauthenticated state
                 return {
                   status: "unauthenticated" as const,
                 };
               } else if (customSession?.accessToken) {
+                // updates anyways with updated properties below
+                // warning! execution order conscience, must be ran before reading lastUserId.current below
+                lastUserId.current = customSession.user.id;
                 return {
                   status,
                   accessToken: customSession.accessToken,
@@ -92,6 +105,8 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
               }
             }
             case "unauthenticated": {
+              // warning: call order-dependent
+              lastUserId.current = null;
               return { status: "unauthenticated" as const };
             }
             default: {
@@ -103,6 +118,8 @@ export function AuthProvider({ children }: { children: React.ReactNode }) {
         update,
         signIn,
         signOut,
+        // for optimistic cases when we assume "loading" doesn't immediately invalidate the user
+        lastUserId: lastUserId.current,
       }
     : noopAuthContext;
 

www/app/lib/authBackend.ts

@@ -148,7 +148,7 @@ export const authOptions = (): AuthOptions =>
           },
           async session({ session, token }) {
             const extendedToken = token as JWTWithAccessToken;
-
+            console.log("extendedToken", extendedToken);
             const userId = await getUserId(extendedToken.accessToken);
 
             return {