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Robustified the detection of linear filter quality in AEC3

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BUG=webrtc:8141

Review-Url: https://codereview.webrtc.org/3000383002
Cr-Commit-Position: refs/heads/master@{#19468}
This commit is contained in:
peah 2017-08-23 09:18:49 -07:00 committed by Commit Bot
parent 91073ae78f
commit 0fcb74d749
1 changed files with 1 additions and 1 deletions
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2
webrtc/modules/audio_processing/aec3/aec_state.cc
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@ -175,7 +175,7 @@ void AecState::Update(const std::vector<std::array<float, kFftLengthBy2Plus1>>&
(!echo_saturation_) &&
(!render_received_ ||
blocks_with_filter_adaptation_ > kEchoPathChangeConvergenceBlocks) &&
filter_delay_ && echo_path_change_counter_ <= 0;
filter_delay_ && echo_path_change_counter_ <= 0 && external_delay_;
// After an amount of active render samples for which an echo should have been
// detected in the capture signal if the ERL was not infinite, flag that a