zqz/platform-external-webrtc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

AEC3 tunings to increase transparency

Browse Source 
This CL fine-tunes the internal AEC3 parameters to increase the 
transparency of the nearend signal.

Bug: webrtc:8322
Change-Id: I2e35165082d88b8f2b1e8367d8ed0e29bd67b4e5
Reviewed-on: https://webrtc-review.googlesource.com/5365
Reviewed-by: Gustaf Ullberg <gustaf@webrtc.org>
Commit-Queue: Per Åhgren <peah@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20082}
This commit is contained in:
Per Åhgren
2017-10-02 14:47:38 +02:00
committed by Commit Bot
parent 85a11a35f1
commit c007857ab9
2 changed files with 9 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
modules/audio_processing/include/audio_processing.h
View File

@ -279,21 +279,21 @@ class AudioProcessing : public rtc::RefCountInterface {
} erle;
struct EpStrength {
float lf = 100.f;
float mf = 1000.f;
float hf = 5000.f;
float lf = 10.f;
float mf = 100.f;
float hf = 200.f;
float default_len = 0.f;
} ep_strength;
struct Mask {
float m1 = 0.01f;
float m2 = 0.001f;
float m3 = 0.01f;
float m4 = 0.1f;
float m3 = 0.02f; // Do not change.
float m4 = 0.3f;
} gain_mask;
struct EchoAudibility {
float low_render_limit = 192.f;
float low_render_limit = 4 * 64.f;
float normal_render_limit = 64.f;
float active_render_limit = 100.f;
} echo_audibility;
@ -313,8 +313,8 @@ class AudioProcessing : public rtc::RefCountInterface {
float min_dec;
};
GainChanges low_noise = {8.f, 8.f, 2.f, 2.f, 4.f, 4.f};
GainChanges normal = {4.f, 4.f, 2.f, 2.f, 1.2f, 2.f};
GainChanges low_noise = {8.f, 10.f, 2.f, 4.f, 4.f, 4.f};
GainChanges normal = {4.f, 10.f, 1.5f, 4.f, 2.f, 4.f};
GainChanges saturation = {1.2f, 1.2f, 1.5f, 1.5f, 1.f, 1.f};
float floor_first_increase = 0.001f;