From 95120bc676fc68793da2d4c06542cf7cb3272d00 Mon Sep 17 00:00:00 2001
From: Roxie Linden <roxie@lindenlab.com>
Date: Fri, 26 Jun 2026 00:07:52 -0700
Subject: Update libwebrtc to m144 and fix audio device lifecycle/processing

- Update libwebrtc to version m144 (autobuild.xml).
- Use WebRTC's software APM exclusively; disable built-in (hardware/OS)
  AEC/AGC/NS, including after each device (re)deploy.
- Only run the output device once a peer connection's audio is established
  (and bring devices up with the user's selected device at that point),
  fixing the buzz heard before/without an active connection.
- Keep capture warm across mute/unmute to avoid the AEC cold-start hiss;
  stop recording 30s after a sustained mute so the OS mic indicator clears.
- Reliably (re)select and (re)start capture/playout after teleport or
  voice restart so audio sends/records again.
- Don't suspend the voice channel when entering tuning mode (Vivox-era
  behavior that dropped the peer connection).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
---
 autobuild.xml | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'autobuild.xml')

diff --git a/autobuild.xml b/autobuild.xml
index 1456dca104..5a08e4eeba 100644
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -2607,11 +2607,11 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>72ed1f6d469a8ffaffd69be39b7af186d7c3b1d7</string>
+              <string>c70247d7683312ee81149dbae603574c0851e04c</string>
               <key>hash_algorithm</key>
               <string>sha1</string>
               <key>url</key>
-              <string>https://github.com/secondlife/3p-webrtc-build/releases/download/m137.7151.04.22/webrtc-m137.7151.04.22.21966754211-darwin64-21966754211.tar.zst</string>
+              <string>https://github.com/secondlife/3p-webrtc-build/releases/download/m144.7559.06.16/webrtc-m144.7559.06.16.28218655958-darwin64-28218655958.tar.zst</string>
             </map>
             <key>name</key>
             <string>darwin64</string>
@@ -2621,11 +2621,11 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>b4d0c836d99491841c3816ff93bb2655a2817bd3</string>
+              <string>d187fd666eec8c14dbef959cdc9a6600a13736c7</string>
               <key>hash_algorithm</key>
               <string>sha1</string>
               <key>url</key>
-              <string>https://github.com/secondlife/3p-webrtc-build/releases/download/m137.7151.04.22/webrtc-m137.7151.04.22.21966754211-linux64-21966754211.tar.zst</string>
+              <string>https://github.com/secondlife/3p-webrtc-build/releases/download/m144.7559.06.16/webrtc-m144.7559.06.16.28218655958-linux64-28218655958.tar.zst</string>
             </map>
             <key>name</key>
             <string>linux64</string>
@@ -2635,11 +2635,11 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
             <key>archive</key>
             <map>
               <key>hash</key>
-              <string>ab2bddd77b1568b22b50ead13c1c33da94f4d59a</string>
+              <string>47ecfec6deaa775c958fc532d7a43d186ba191f1</string>
               <key>hash_algorithm</key>
               <string>sha1</string>
               <key>url</key>
-              <string>https://github.com/secondlife/3p-webrtc-build/releases/download/m137.7151.04.22/webrtc-m137.7151.04.22.21966754211-windows64-21966754211.tar.zst</string>
+              <string>https://github.com/secondlife/3p-webrtc-build/releases/download/m144.7559.06.16/webrtc-m144.7559.06.16.28218655958-windows64-28218655958.tar.zst</string>
             </map>
             <key>name</key>
             <string>windows64</string>
@@ -2652,7 +2652,7 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
         <key>copyright</key>
         <string>Copyright (c) 2011, The WebRTC project authors. All rights reserved.</string>
         <key>version</key>
-        <string>m137.7151.04.22.21966754211</string>
+        <string>m144.7559.06.16.28218655958</string>
         <key>name</key>
         <string>webrtc</string>
         <key>vcs_branch</key>
-- 
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