commit 1b4059e84f5f58c68844cb1b91ce23390c03348a
author Per Åhgren <peah@webrtc.org> Sun Oct 15 20:19:21 2017 +0200
committer Commit Bot <commit-bot@chromium.org> Tue Oct 17 06:00:50 2017 +0000
tree 5578be3b9ec0bb087b8bdadf33836f6831fa33b9
parent ede9ca5a24c2b83f2bce182153b9569fa8608648

Transparency improvements for AEC3 during call start and after resets

This CL changes the AEC3 behavior to be more transparent when there 
is uncertainty about the amount of echo in the microphone signal.

Bug: webrtc:8398, chromium:774868
Change-Id: I88e681f8decd892f44397b753df371a1c4b90af0
Reviewed-on: https://webrtc-review.googlesource.com/10801
Reviewed-by: Gustaf Ullberg <gustaf@webrtc.org>
Commit-Queue: Per Åhgren <peah@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20319}

modules/audio_processing/aec3/render_delay_buffer.cc

diff --git a/modules/audio_processing/aec3/render_delay_buffer.cc b/modules/audio_processing/aec3/render_delay_buffer.cc
index 785b837..e173aa1 100644
--- a/modules/audio_processing/aec3/render_delay_buffer.cc
+++ b/modules/audio_processing/aec3/render_delay_buffer.cc
@@ -106,7 +106,7 @@
       fft_buffer_(
           optimization_,
           num_bands,
-          std::max(kResidualEchoPowerRenderWindowSize, kAdaptiveFilterLength),
+          std::max(kUnknownDelayRenderWindowSize, kAdaptiveFilterLength),
           std::vector<size_t>(1, kAdaptiveFilterLength)),
       api_call_jitter_buffer_(num_bands),
       zero_block_(num_bands, std::vector<float>(kBlockSize, 0.f)) {