commit d66a60597de5db028172803abc273bff5075239e
author Alessio Bazzica <alessiob@webrtc.org> Thu Apr 29 16:13:25 2021 +0200
committer WebRTC LUCI CQ <webrtc-scoped@luci-project-accounts.iam.gserviceaccount.com> Thu Apr 29 16:05:57 2021 +0000
tree 9756c4bdd3c65f6dcb37a50780224b20712187a6
parent 141a4de0727cb2eba7d21e896e4ecf72b5be1502

AGC2 adaptive digital dry run mode

Add the option to run the adaptive digital controller of AGC2 without
side-effects - i.e., no gain applied.

Tested: adapation verified during a video call in chromium

Bug: webrtc:7494
Change-Id: I4776f6012907d76a17a3bca89991da97dc38657f
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/215964
Commit-Queue: Alessio Bazzica <alessiob@webrtc.org>
Reviewed-by: Per Åhgren <peah@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#33875}

modules/audio_processing/audio_processing_impl.cc

diff --git a/modules/audio_processing/audio_processing_impl.cc b/modules/audio_processing/audio_processing_impl.cc
index 842fd88..225b6b5 100644
--- a/modules/audio_processing/audio_processing_impl.cc
+++ b/modules/audio_processing/audio_processing_impl.cc
@@ -1936,7 +1936,8 @@
       submodules_.gain_controller2.reset(new GainController2());
     }
 
-    submodules_.gain_controller2->Initialize(proc_fullband_sample_rate_hz());
+    submodules_.gain_controller2->Initialize(proc_fullband_sample_rate_hz(),
+                                             num_input_channels());
     submodules_.gain_controller2->ApplyConfig(config_.gain_controller2);
   } else {
     submodules_.gain_controller2.reset();