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platform-external-webrtc/modules/audio_processing/aec3
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Gustaf Ullberg 435187d18d AEC3: CascadedBiQuadFilter can run different filters in cascade 
CascadedBiQuadFilter can run identical filters multiple times. This CL
allows the use of different filters in each step. This enables the use
of more elaborate filters. The filters are defined by zeros, poles and
gains.

The 'old' way of initializing CascadedBiQuadFilter with a transfer
function and number of filters is left intact.

Bug: webrtc:9288,chromium:846615
Change-Id: Ie4a5b98eba044415571cdcac087b20870a0b5d33
Reviewed-on: https://webrtc-review.googlesource.com/80060
Reviewed-by: Per Åhgren <peah@webrtc.org>
Commit-Queue: Gustaf Ullberg <gustaf@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23473}
2018-05-31 13:45:15 +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: CascadedBiQuadFilter can run different filters in cascade
2018-05-31 13:45:15 +00:00
cascaded_biquad_filter.cc
AEC3: CascadedBiQuadFilter can run different filters in cascade
2018-05-31 13:45:15 +00:00
cascaded_biquad_filter.h
AEC3: CascadedBiQuadFilter can run different filters in cascade
2018-05-31 13:45:15 +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: CascadedBiQuadFilter can run different filters in cascade
2018-05-31 13:45:15 +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
Improving the speed of the delay estimator in AEC3
2018-03-15 16:38:07 +00:00
echo_path_delay_estimator.cc
AEC3: Delay estimator uses bandpass filtered signal with downsampling factor 8
2018-05-25 09:31:38 +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