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Transparency improvements for AEC3 during call start and after resets

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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}
This commit is contained in:
Per Åhgren
2017-10-15 20:19:21 +02:00
committed by Commit Bot
parent ede9ca5a24
commit 1b4059e84f
15 changed files with 199 additions and 118 deletions
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7
modules/audio_processing/include/audio_processing.h
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@ -285,9 +285,11 @@ class AudioProcessing : public rtc::RefCountInterface {
struct EpStrength {
float lf = 10.f;
float mf = 100.f;
float hf = 200.f;
float mf = 10.f;
float hf = 10.f;
float default_len = 0.f;
bool echo_can_saturate = true;
bool bounded_erl = false;
} ep_strength;
struct Mask {
@ -305,7 +307,6 @@ class AudioProcessing : public rtc::RefCountInterface {
struct EchoAudibility {
float low_render_limit = 4 * 64.f;
float normal_render_limit = 64.f;
float active_render_limit = 100.f;
} echo_audibility;
struct RenderLevels {