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5 Commits

Author SHA1 Message Date
ivoc
1592c74d8a Add log message to help analyze why echo likelihood > 1.1 
This CL adds a log message with the relevant part of the internal state of the echo detector to the text log when this unexpected scenario occurs.

BUG=b/38014838

Review-Url: https://codereview.webrtc.org/2883283002
Cr-Commit-Position: refs/heads/master@{#18185}
 2017-05-17 16:53:02 +00:00
ivoc
860249ec62 Adds fuzzer for the residual echo detector. 
This is a robustness test for the residual echo detector, that can help to detect numerical issues.

BUG=b/38014838

Review-Url: https://codereview.webrtc.org/2877803002
Cr-Commit-Position: refs/heads/master@{#18165}
 2017-05-16 13:50:11 +00:00
ivoc
4e477a1d7b Added a new echo likelihood stat that reports the maximum value from a previous time period. 
BUG=webrtc:6797

Review-Url: https://codereview.webrtc.org/2629563003
Cr-Commit-Position: refs/heads/master@{#16079}
 2017-01-15 16:29:46 +00:00
ivoc
765edc3425 Update the alpha value in the echo detector. 
BUG=webrtc:6525

Review-Url: https://codereview.webrtc.org/2506643002
Cr-Commit-Position: refs/heads/master@{#15136}
 2016-11-17 15:10:23 +00:00
ivoc
af27ed01d7 Add algorithm for Residual Echo Detector. 
This algorithm calculates an estimate of the Pearson product-moment correlation coefficient between the power of 10ms audio buffers taken from the render and capture sides, for various different delay values.

BUG=webrtc:6525

Review-Url: https://codereview.webrtc.org/2419563003
Cr-Commit-Position: refs/heads/master@{#14824}
 2016-10-28 14:04:08 +00:00