Per Åhgren 6a05bb1b12 AEC3: Add signal dependent mixing before alignment
This CL adds code for doing signal-dependent downmixing
before the delay estimation in the multichannel case.

As part of the CL, the unittests of the render delay
controller are corrected. However, as that caused some of
them to fail, the CL (for now) as well disables the failing
test.

Bug: webrtc:11153,chromium:1029740, webrtc:11161
Change-Id: I0b765c28fa5e547aabd6dfbd24b626ff9a16346f
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/161045
Commit-Queue: Per Åhgren <peah@webrtc.org>
Reviewed-by: Sam Zackrisson <saza@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29980}
2019-12-03 11:30:48 +00:00

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# Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS. All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.
import("../../../webrtc.gni")
rtc_library("aec3") {
visibility = [ "*" ]
configs += [ "..:apm_debug_dump" ]
sources = [
"adaptive_fir_filter.cc",
"adaptive_fir_filter.h",
"adaptive_fir_filter_erl.cc",
"adaptive_fir_filter_erl.h",
"aec3_common.cc",
"aec3_common.h",
"aec3_fft.cc",
"aec3_fft.h",
"aec_state.cc",
"aec_state.h",
"alignment_mixer.cc",
"alignment_mixer.h",
"api_call_jitter_metrics.cc",
"api_call_jitter_metrics.h",
"block_buffer.cc",
"block_buffer.h",
"block_delay_buffer.cc",
"block_delay_buffer.h",
"block_framer.cc",
"block_framer.h",
"block_processor.cc",
"block_processor.h",
"block_processor_metrics.cc",
"block_processor_metrics.h",
"clockdrift_detector.cc",
"clockdrift_detector.h",
"comfort_noise_generator.cc",
"comfort_noise_generator.h",
"decimator.cc",
"decimator.h",
"delay_estimate.h",
"dominant_nearend_detector.cc",
"dominant_nearend_detector.h",
"downsampled_render_buffer.cc",
"downsampled_render_buffer.h",
"echo_audibility.cc",
"echo_audibility.h",
"echo_canceller3.cc",
"echo_canceller3.h",
"echo_path_delay_estimator.cc",
"echo_path_delay_estimator.h",
"echo_path_variability.cc",
"echo_path_variability.h",
"echo_remover.cc",
"echo_remover.h",
"echo_remover_metrics.cc",
"echo_remover_metrics.h",
"erl_estimator.cc",
"erl_estimator.h",
"erle_estimator.cc",
"erle_estimator.h",
"fft_buffer.cc",
"fft_buffer.h",
"fft_data.h",
"filter_analyzer.cc",
"filter_analyzer.h",
"frame_blocker.cc",
"frame_blocker.h",
"fullband_erle_estimator.cc",
"fullband_erle_estimator.h",
"main_filter_update_gain.cc",
"main_filter_update_gain.h",
"matched_filter.cc",
"matched_filter.h",
"matched_filter_lag_aggregator.cc",
"matched_filter_lag_aggregator.h",
"moving_average.cc",
"moving_average.h",
"nearend_detector.h",
"render_buffer.cc",
"render_buffer.h",
"render_delay_buffer.cc",
"render_delay_buffer.h",
"render_delay_controller.cc",
"render_delay_controller.h",
"render_delay_controller_metrics.cc",
"render_delay_controller_metrics.h",
"render_signal_analyzer.cc",
"render_signal_analyzer.h",
"residual_echo_estimator.cc",
"residual_echo_estimator.h",
"reverb_decay_estimator.cc",
"reverb_decay_estimator.h",
"reverb_frequency_response.cc",
"reverb_frequency_response.h",
"reverb_model.cc",
"reverb_model.h",
"reverb_model_estimator.cc",
"reverb_model_estimator.h",
"shadow_filter_update_gain.cc",
"shadow_filter_update_gain.h",
"signal_dependent_erle_estimator.cc",
"signal_dependent_erle_estimator.h",
"spectrum_buffer.cc",
"spectrum_buffer.h",
"stationarity_estimator.cc",
"stationarity_estimator.h",
"subband_erle_estimator.cc",
"subband_erle_estimator.h",
"subband_nearend_detector.cc",
"subband_nearend_detector.h",
"subtractor.cc",
"subtractor.h",
"subtractor_output.cc",
"subtractor_output.h",
"subtractor_output_analyzer.cc",
"subtractor_output_analyzer.h",
"suppression_filter.cc",
"suppression_filter.h",
"suppression_gain.cc",
"suppression_gain.h",
"vector_math.h",
]
defines = []
if (rtc_build_with_neon && current_cpu != "arm64") {
suppressed_configs += [ "//build/config/compiler:compiler_arm_fpu" ]
cflags = [ "-mfpu=neon" ]
}
deps = [
"..:apm_logging",
"..:audio_buffer",
"..:high_pass_filter",
"../../../api:array_view",
"../../../api/audio:aec3_config",
"../../../api/audio:echo_control",
"../../../common_audio:common_audio_c",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:safe_minmax",
"../../../rtc_base/system:arch",
"../../../system_wrappers:cpu_features_api",
"../../../system_wrappers:field_trial",
"../../../system_wrappers:metrics",
"../utility:cascaded_biquad_filter",
"../utility:ooura_fft",
"//third_party/abseil-cpp/absl/types:optional",
]
}
if (rtc_include_tests) {
rtc_library("aec3_unittests") {
testonly = true
configs += [ "..:apm_debug_dump" ]
sources = [
"mock/mock_block_processor.cc",
"mock/mock_block_processor.h",
"mock/mock_echo_remover.cc",
"mock/mock_echo_remover.h",
"mock/mock_render_delay_buffer.cc",
"mock/mock_render_delay_buffer.h",
"mock/mock_render_delay_controller.cc",
"mock/mock_render_delay_controller.h",
]
deps = [
":aec3",
"..:apm_logging",
"..:audio_buffer",
"..:audio_processing",
"..:audio_processing_unittests",
"..:high_pass_filter",
"../../../api:array_view",
"../../../api/audio:aec3_config",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:safe_minmax",
"../../../rtc_base/system:arch",
"../../../system_wrappers:cpu_features_api",
"../../../test:test_support",
"../utility:cascaded_biquad_filter",
"//third_party/abseil-cpp/absl/types:optional",
]
defines = []
if (rtc_enable_protobuf) {
sources += [
"adaptive_fir_filter_erl_unittest.cc",
"adaptive_fir_filter_unittest.cc",
"aec3_fft_unittest.cc",
"aec_state_unittest.cc",
"alignment_mixer_unittest.cc",
"api_call_jitter_metrics_unittest.cc",
"block_delay_buffer_unittest.cc",
"block_framer_unittest.cc",
"block_processor_metrics_unittest.cc",
"block_processor_unittest.cc",
"clockdrift_detector_unittest.cc",
"comfort_noise_generator_unittest.cc",
"decimator_unittest.cc",
"echo_canceller3_unittest.cc",
"echo_path_delay_estimator_unittest.cc",
"echo_path_variability_unittest.cc",
"echo_remover_metrics_unittest.cc",
"echo_remover_unittest.cc",
"erl_estimator_unittest.cc",
"erle_estimator_unittest.cc",
"fft_data_unittest.cc",
"filter_analyzer_unittest.cc",
"frame_blocker_unittest.cc",
"main_filter_update_gain_unittest.cc",
"matched_filter_lag_aggregator_unittest.cc",
"matched_filter_unittest.cc",
"moving_average_unittest.cc",
"render_buffer_unittest.cc",
"render_delay_buffer_unittest.cc",
"render_delay_controller_metrics_unittest.cc",
"render_delay_controller_unittest.cc",
"render_signal_analyzer_unittest.cc",
"residual_echo_estimator_unittest.cc",
"reverb_model_estimator_unittest.cc",
"shadow_filter_update_gain_unittest.cc",
"signal_dependent_erle_estimator_unittest.cc",
"subtractor_unittest.cc",
"suppression_filter_unittest.cc",
"suppression_gain_unittest.cc",
"vector_math_unittest.cc",
]
}
}
}