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AEC3: Adding a reset of the ERLE estimator after going out from the initial state.

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Bug: webrtc:9685
Change-Id: Ifc6019811c3d90df91df07e68f1d04cb39cb3545
Reviewed-on: https://webrtc-review.googlesource.com/96661
Reviewed-by: Per Åhgren <peah@webrtc.org>
Commit-Queue: Jesus de Vicente Pena <devicentepena@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24484}
This commit is contained in:
Jesús de Vicente Peña
2018-08-29 13:34:07 +02:00
committed by Commit Bot
parent 8fdcac3f06
commit 02e9e44c0c
3 changed files with 14 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
modules/audio_processing/aec3/aec_state.cc
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@ -235,6 +235,9 @@ void AecState::Update(
}
// Update the ERL and ERLE measures.
if (reset_erle_after_echo_path_changes_ && transition_triggered_) {
erle_estimator_.Reset();
}
if (blocks_since_reset_ >= 2 * kNumBlocksPerSecond) {
const auto& X2 = render_buffer.Spectrum(filter_delay_blocks_);
erle_estimator_.Update(X2, Y2, E2_main, converged_filter,
@ -267,6 +270,7 @@ void AecState::Update(
}
// Flag whether the initial state is still active.
bool prev_initial_state = initial_state_;
if (use_short_initial_state_) {
initial_state_ = blocks_with_proper_filter_adaptation_ <
config_.filter.initial_state_seconds * kNumBlocksPerSecond;
@ -274,6 +278,7 @@ void AecState::Update(
initial_state_ =
blocks_with_proper_filter_adaptation_ < 5 * kNumBlocksPerSecond;
}
transition_triggered_ = !initial_state_ && prev_initial_state;
// Update counters for the filter divergence and convergence.
diverged_blocks_ = diverged_filter ? diverged_blocks_ + 1 : 0;
@ -382,7 +387,7 @@ void AecState::Update(
data_dumper_->DumpRaw("aec3_consistent_filter",
filter_analyzer_.Consistent());
data_dumper_->DumpRaw("aec3_suppression_gain_limit", SuppressionGainLimit());
data_dumper_->DumpRaw("aec3_initial_state", InitialState());
data_dumper_->DumpRaw("aec3_initial_state", initial_state_);
data_dumper_->DumpRaw("aec3_capture_saturation", SaturatedCapture());
data_dumper_->DumpRaw("aec3_echo_saturation", echo_saturation_);
data_dumper_->DumpRaw("aec3_converged_filter", converged_filter);