From 51ccdbeb0cc744c04a7ee078c841efafcd520693 Mon Sep 17 00:00:00 2001
From: Gustaf Ullberg <gustaf@webrtc.org>
Date: Tue, 11 Sep 2018 11:26:24 +0200
Subject: [PATCH] AEC3: Bugfix in filter output transition

Bug: webrtc:9741,chromium:882789
Change-Id: Id83f31dfa2cfaf06f41673ac997becf1e399eeea
Reviewed-on: https://webrtc-review.googlesource.com/99502
Reviewed-by: Jesus de Vicente Pena <devicentepena@webrtc.org>
Commit-Queue: Gustaf Ullberg <gustaf@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24677}
---
 modules/audio_processing/aec3/echo_remover.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/audio_processing/aec3/echo_remover.cc b/modules/audio_processing/aec3/echo_remover.cc
index 9b6677ea4b..86f3300a13 100644
--- a/modules/audio_processing/aec3/echo_remover.cc
+++ b/modules/audio_processing/aec3/echo_remover.cc
@@ -70,7 +70,7 @@ void SignalTransition(rtc::ArrayView<const float> from,
 
   for (size_t k = 0; k < kTransitionSize; ++k) {
     out[k] = k * kOneByTransitionSize * to[k];
-    out[k] += (kTransitionSize - k) * kOneByTransitionSize * to[k];
+    out[k] += (kTransitionSize - k) * kOneByTransitionSize * from[k];
   }
 
   std::copy(to.begin() + kTransitionSize, to.end(),