v27 changes ported to v30 part 2.

akka-bbb-apps/src/main/scala/org/bigbluebutton/core/running/MeetingActor.scala

@@ -872,6 +872,7 @@ class MeetingActor(
       val hasModeratorLeftRecently = (TimeUtil.timeNowInMs() - state.expiryTracker.endWhenNoModeratorDelayInMs) < state.expiryTracker.lastModeratorLeftOnInMs
       if (!hasModeratorLeftRecently) {
         log.info("Meeting will end due option endWhenNoModerator is enabled and all moderators have left the meeting. meetingId=" + props.meetingProp.intId)
+        endAllBreakoutRooms(eventBus, liveMeeting, state, MeetingEndReason.ENDED_DUE_TO_NO_MODERATOR)
         sendEndMeetingDueToExpiry(
           MeetingEndReason.ENDED_DUE_TO_NO_MODERATOR,
           eventBus, outGW, liveMeeting,

bbb-presentation-video.placeholder.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 set -ex
-RELEASE=4.0.3
+RELEASE=4.0.4
 cat <<MSG
 This tool downloads prebuilt packages built on Github Actions
 The corresponding source can be browsed at https://github.com/bigbluebutton/bbb-presentation-video/tree/${RELEASE}

bigbluebutton-html5/imports/ui/components/audio/captions/speech/service.js

@@ -1,4 +1,3 @@
-import { throttle } from '/imports/utils/throttle';
 import { diff } from '@mconf/bbb-diff';
 import { Session } from 'meteor/session';
 import Auth from '/imports/ui/services/auth';
@@ -8,9 +7,9 @@ import Users from '/imports/api/users';
 import AudioService from '/imports/ui/components/audio/service';
 import deviceInfo from '/imports/utils/deviceInfo';
 import { isLiveTranscriptionEnabled } from '/imports/ui/services/features';
-import { unique } from 'radash';
+import { unique, throttle } from 'radash';
 
-const THROTTLE_TIMEOUT = 1000;
+const THROTTLE_TIMEOUT = 200;
 
 const CONFIG = Meteor.settings.public.app.audioCaptions;
 const ENABLED = CONFIG.enabled;
@@ -105,17 +104,13 @@ const updateTranscript = (id, transcript, locale, isFinal) => {
   makeCall('updateTranscript', id, start, end, text, transcript, locale, isFinal);
 };
 
-const throttledTranscriptUpdate = throttle(updateTranscript, THROTTLE_TIMEOUT, {
-  leading: false,
-  trailing: true,
-});
+const throttledTranscriptUpdate = throttle({ interval: THROTTLE_TIMEOUT }, updateTranscript);
 
 const updateInterimTranscript = (id, transcript, locale) => {
   throttledTranscriptUpdate(id, transcript, locale, false);
 };
 
 const updateFinalTranscript = (id, transcript, locale) => {
-  throttledTranscriptUpdate.cancel();
   updateTranscript(id, transcript, locale, true);
 };
 

record-and-playback/core/lib/recordandplayback/edl/audio.rb

@@ -120,14 +120,21 @@ module BigBlueButton
 
             # Check for and handle audio files with mismatched lengths (generated
             # by buggy versions of freeswitch in old BigBlueButton
-            if entry[:original_duration] && (audioinfo[audio[:filename]][:duration].to_f / entry[:original_duration]) < 0.997 &&
+            if (audioinfo[audio[:filename]][:format][:format_name] == 'wav' ||
+              audioinfo[audio[:filename]][:audio][:codec_name] == 'vorbis') &&
+             entry[:original_duration] &&
+             (audioinfo[audio[:filename]][:duration].to_f / entry[:original_duration]) < 0.997 &&
              ((entry[:original_duration] - audioinfo[audio[:filename]][:duration]).to_f /
                     entry[:original_duration]).abs < 0.05
             BigBlueButton.logger.warn "  Audio file length mismatch, adjusting speed to #{speed}"
-              speed = audioinfo[audio[:filename]][:duration].to_f / entry[:original_duration]
-              seek = 0
+            @@ -141,9 +144,9 @@ def self.render(edl, output_basename)
+            ffmpeg_filter << "#{FFMPEG_AEVALSRC},#{FFMPEG_AFORMAT}"
           end
 
+          ffmpeg_filter << ',asetpts=N'
+
+          ffmpeg_filter << ",atempo=#{speed},atrim=start=#{ms_to_s(audio[:timestamp])}" if speed != 1
+
             # Skip this input and generate silence if the seekpoint is past the end of the audio, which can happen
             # if events are slightly misaligned and you get unlucky with a start/stop or chapter break.
             if audio[:timestamp] < (audioinfo[audio[:filename]][:duration] * speed)