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webrtc_m130/modules/audio_processing/aec3
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Gustaf Ullberg f469b63d44 AEC3: Improved anti-aliasing filter for DSF 4 
This change contains a new anti-aliasing filter for the delay estimator
for down-sampling factor 4. The new (elliptic) filter has a much wider
main lobe allowing for faster convergence.

Bug: webrtc:9288,chromium:846615
Change-Id: Id109974a59fe6f48c5e0ccc4f4e06c0d94c8bd03
Reviewed-on: https://webrtc-review.googlesource.com/81680
Reviewed-by: Per Åhgren <peah@webrtc.org>
Commit-Queue: Gustaf Ullberg <gustaf@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23534}
2018-06-07 12:21:36 +00:00
..
mock
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
adaptive_fir_filter_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
adaptive_fir_filter.cc
Corrected the counter for the filter constraint when the filter size changes
2018-04-24 09:02:34 +00:00
adaptive_fir_filter.h
Adding a smooth transition from the startup phase parameter set in AEC3
2018-03-15 13:38:16 +00:00
aec3_common.cc
Adding NOLINT for typedefs.h and common_types.h
2017-09-15 13:03:51 +00:00
aec3_common.h
Use the filter delay to use the proper render block in the AEC3 AecState
2018-01-10 15:53:02 +00:00
aec3_fft_unittest.cc
Removed the updating of the padding data buffer in the AEC3 FFT
2018-04-27 19:26:03 +00:00
aec3_fft.cc
Removed the updating of the padding data buffer in the AEC3 FFT
2018-04-27 19:26:03 +00:00
aec3_fft.h
Removed the updating of the padding data buffer in the AEC3 FFT
2018-04-27 19:26:03 +00:00
aec_state_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
aec_state.cc
AEC3: Added a mode to properly utilize highly linear setups
2018-05-29 07:59:03 +00:00
aec_state.h
AEC3: Gain limiter: Improving the behavior of the gain limiter.
2018-05-25 15:49:38 +00:00
block_framer_unittest.cc
…
block_framer.cc
…
block_framer.h
…
block_processor_metrics_unittest.cc
…
block_processor_metrics.cc
…
block_processor_metrics.h
…
block_processor_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
block_processor.cc
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
block_processor.h
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
BUILD.gn
AEC3: Transparency improvements to the suppressor
2018-05-04 11:02:14 +00:00
cascaded_biquad_filter_unittest.cc
AEC3: Move decimator filters to the new notation
2018-06-07 08:09:17 +00:00
cascaded_biquad_filter.cc
AEC3: Move decimator filters to the new notation
2018-06-07 08:09:17 +00:00
cascaded_biquad_filter.h
AEC3: Move decimator filters to the new notation
2018-06-07 08:09:17 +00:00
coherence_gain.cc
Reuse the AEC2 coherence-based gain for the lower bands in AEC3.
2018-04-24 11:24:44 +00:00
coherence_gain.h
Reuse the AEC2 coherence-based gain for the lower bands in AEC3.
2018-04-24 11:24:44 +00:00
comfort_noise_generator_unittest.cc
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
comfort_noise_generator.cc
Adding NOLINT for typedefs.h and common_types.h
2017-09-15 13:03:51 +00:00
comfort_noise_generator.h
…
decimator_unittest.cc
AEC3: High-pass filter delay estimator signals
2018-05-18 14:33:26 +00:00
decimator.cc
AEC3: Improved anti-aliasing filter for DSF 4
2018-06-07 12:21:36 +00:00
decimator.h
AEC3: Delay estimator uses bandpass filtered signal with downsampling factor 8
2018-05-25 09:31:38 +00:00
delay_estimate.h
Inform the AEC3 echo remover about the status of the estimated delay
2018-02-21 17:08:36 +00:00
downsampled_render_buffer.cc
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
downsampled_render_buffer.h
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
echo_audibility.cc
AEC3: Audility: Avoid the initialization of the noise estimator in pure zeroes signals at the render.
2018-05-02 10:19:46 +00:00
echo_audibility.h
AEC3: Audility: Avoid the initialization of the noise estimator in pure zeroes signals at the render.
2018-05-02 10:19:46 +00:00
echo_canceller3_unittest.cc
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
echo_canceller3.cc
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
echo_canceller3.h
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
echo_path_delay_estimator_unittest.cc
AEC3: Improved anti-aliasing filter for DSF 4
2018-06-07 12:21:36 +00:00
echo_path_delay_estimator.cc
AEC3: Adjust active render limits for downsampling factor 8
2018-06-01 10:07:16 +00:00
echo_path_delay_estimator.h
Improving the speed of the delay estimator in AEC3
2018-03-15 16:38:07 +00:00
echo_path_variability_unittest.cc
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
echo_path_variability.cc
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
echo_path_variability.h
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
echo_remover_metrics_unittest.cc
Correct the FFT windowing when computing the AEC NLP gain
2018-01-11 14:41:11 +00:00
echo_remover_metrics.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
echo_remover_metrics.h
Added ERL and ERLE metrics to UMA.
2017-11-29 09:06:59 +00:00
echo_remover_unittest.cc
Inform the AEC3 echo remover about the status of the estimated delay
2018-02-21 17:08:36 +00:00
echo_remover.cc
Remove the headroom and delay estimation feedback loop in AEC3
2018-05-09 12:34:26 +00:00
echo_remover.h
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
erl_estimator_unittest.cc
Compute ERL over all frequency bins in AEC3.
2017-11-16 14:40:33 +00:00
erl_estimator.cc
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
erl_estimator.h
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
erle_estimator_unittest.cc
AEC3: ERLE improvements
2018-05-21 15:11:06 +00:00
erle_estimator.cc
AEC3: ERLE improvements
2018-05-21 15:11:06 +00:00
erle_estimator.h
AEC3: ERLE improvements
2018-05-21 15:11:06 +00:00
fft_buffer.cc
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
fft_buffer.h
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
fft_data_unittest.cc
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
fft_data.h
Redesign of the render buffering in AEC3
2017-12-01 23:14:32 +00:00
filter_analyzer.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
filter_analyzer.h
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
frame_blocker_unittest.cc
…
frame_blocker.cc
…
frame_blocker.h
…
main_filter_update_gain_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
main_filter_update_gain.cc
Adding a smooth transition from the startup phase parameter set in AEC3
2018-03-15 13:38:16 +00:00
main_filter_update_gain.h
Adding a smooth transition from the startup phase parameter set in AEC3
2018-03-15 13:38:16 +00:00
matched_filter_lag_aggregator_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
matched_filter_lag_aggregator.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
matched_filter_lag_aggregator.h
Robustify the faster alignment in AEC3 to avoid resets
2018-01-25 09:57:31 +00:00
matched_filter_unittest.cc
Simplified the usage of the render buffer in AEC3
2017-12-20 14:46:36 +00:00
matched_filter.cc
Revert "Making the delay estimator more robust to noisy nearends and low echoes"
2018-04-26 16:32:07 +00:00
matched_filter.h
Add missing includes checks.h/array_view.h
2018-04-10 10:33:34 +00:00
matrix_buffer.cc
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
matrix_buffer.h
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
render_buffer_unittest.cc
Simplified the usage of the render buffer in AEC3
2017-12-20 14:46:36 +00:00
render_buffer.cc
Simplified the usage of the render buffer in AEC3
2017-12-20 14:46:36 +00:00
render_buffer.h
AEC3: Audility: Avoid the initialization of the noise estimator in pure zeroes signals at the render.
2018-05-02 10:19:46 +00:00
render_delay_buffer_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
render_delay_buffer.cc
AEC3: Delay estimator uses bandpass filtered signal with downsampling factor 8
2018-05-25 09:31:38 +00:00
render_delay_buffer.h
Allow AEC3 to use any externally reported audio buffer delay in AEC3
2018-04-18 09:05:54 +00:00
render_delay_controller_metrics_unittest.cc
Adding reporting and logging for events of call API skew shifts
2018-02-26 23:57:23 +00:00
render_delay_controller_metrics.cc
Adding reporting and logging for events of call API skew shifts
2018-02-26 23:57:23 +00:00
render_delay_controller_metrics.h
Adding reporting and logging for events of call API skew shifts
2018-02-26 23:57:23 +00:00
render_delay_controller_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
render_delay_controller.cc
Increasing the API call skew hysteresis limit in AEC3
2018-05-18 13:39:26 +00:00
render_delay_controller.h
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
render_signal_analyzer_unittest.cc
Corrected the detection of narrowband render signals
2018-03-15 08:50:56 +00:00
render_signal_analyzer.cc
Corrected the detection of narrowband render signals
2018-03-15 08:50:56 +00:00
render_signal_analyzer.h
Corrected the detection of narrowband render signals
2018-03-15 08:50:56 +00:00
residual_echo_estimator_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
residual_echo_estimator.cc
AEC3: Gain limiter: Improving the behavior of the gain limiter.
2018-05-25 15:49:38 +00:00
residual_echo_estimator.h
AEC3: Gain limiter: Improving the behavior of the gain limiter.
2018-05-25 15:49:38 +00:00
shadow_filter_update_gain_unittest.cc
Adding a smooth transition from the startup phase parameter set in AEC3
2018-03-15 13:38:16 +00:00
shadow_filter_update_gain.cc
Adding a smooth transition from the startup phase parameter set in AEC3
2018-03-15 13:38:16 +00:00
shadow_filter_update_gain.h
Adding a smooth transition from the startup phase parameter set in AEC3
2018-03-15 13:38:16 +00:00
skew_estimator_unittest.cc
AEC3: Rounding of estimated call skew
2018-05-22 08:15:58 +00:00
skew_estimator.cc
AEC3: Rounding of estimated call skew
2018-05-22 08:15:58 +00:00
skew_estimator.h
Moved and simplifed the AEC3 API call skew estimator and added tests
2018-02-22 00:52:10 +00:00
stationarity_estimator.cc
AEC3: Removing the need of a buffer for the stationarity estimator of the render signal.
2018-04-30 09:03:19 +00:00
stationarity_estimator.h
AEC3: Removing the need of a buffer for the stationarity estimator of the render signal.
2018-04-30 09:03:19 +00:00
subtractor_output.h
Use windowed, data padded, FFTs when computing the AEC3 suppressor gain
2018-04-27 14:47:56 +00:00
subtractor_unittest.cc
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
subtractor.cc
Correcting the AEC3 transparent mode behavior avoid incorrect activation
2018-05-09 12:36:41 +00:00
subtractor.h
Robustification of the echo suppression behavior during headset usage.
2018-03-22 00:23:23 +00:00
suppression_filter_unittest.cc
Reuse the AEC2 coherence-based gain for the lower bands in AEC3.
2018-04-24 11:24:44 +00:00
suppression_filter.cc
Reuse the AEC2 coherence-based gain for the lower bands in AEC3.
2018-04-24 11:24:44 +00:00
suppression_filter.h
Reuse the AEC2 coherence-based gain for the lower bands in AEC3.
2018-04-24 11:24:44 +00:00
suppression_gain_limiter.cc
AEC3: Gain limiter: Improving the behavior of the gain limiter.
2018-05-25 15:49:38 +00:00
suppression_gain_limiter.h
AEC3: Gain limiter: Improving the behavior of the gain limiter.
2018-05-25 15:49:38 +00:00
suppression_gain_unittest.cc
Reuse the AEC2 coherence-based gain for the lower bands in AEC3.
2018-04-24 11:24:44 +00:00
suppression_gain.cc
AEC3: Transparency improvements to the suppressor
2018-05-04 11:02:14 +00:00
suppression_gain.h
AEC3: Transparency improvements to the suppressor
2018-05-04 11:02:14 +00:00
vector_buffer.cc
Corrections of the render buffering scheme in AEC3 to ensure causality
2017-12-11 21:09:56 +00:00
vector_buffer.h
AEC3: Gain limiter: Improving the behavior of the gain limiter.
2018-05-25 15:49:38 +00:00
vector_math_unittest.cc
Adding NOLINT for typedefs.h and common_types.h
2017-09-15 13:03:51 +00:00
vector_math.h
Adding NOLINT for typedefs.h and common_types.h
2017-09-15 13:03:51 +00:00