| # Copyright (c) 2014 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("//build/config/arm.gni") | 
 | import("//third_party/protobuf/proto_library.gni") | 
 | import("../../webrtc.gni") | 
 |  | 
 | declare_args() { | 
 |   # Disables the usual mode where we trust the reported system delay | 
 |   # values the AEC receives. The corresponding define is set appropriately | 
 |   # in the code, but it can be force-enabled here for testing. | 
 |   aec_untrusted_delay_for_testing = false | 
 | } | 
 |  | 
 | rtc_static_library("audio_processing") { | 
 |   sources = [ | 
 |     "aec/aec_core.cc", | 
 |     "aec/aec_core.h", | 
 |     "aec/aec_core_optimized_methods.h", | 
 |     "aec/aec_resampler.cc", | 
 |     "aec/aec_resampler.h", | 
 |     "aec/echo_cancellation.cc", | 
 |     "aec/echo_cancellation.h", | 
 |     "aec3/adaptive_fir_filter.cc", | 
 |     "aec3/adaptive_fir_filter.h", | 
 |     "aec3/aec3_common.cc", | 
 |     "aec3/aec3_common.h", | 
 |     "aec3/aec3_fft.cc", | 
 |     "aec3/aec3_fft.h", | 
 |     "aec3/aec_state.cc", | 
 |     "aec3/aec_state.h", | 
 |     "aec3/block_framer.cc", | 
 |     "aec3/block_framer.h", | 
 |     "aec3/block_processor.cc", | 
 |     "aec3/block_processor.h", | 
 |     "aec3/block_processor_metrics.cc", | 
 |     "aec3/block_processor_metrics.h", | 
 |     "aec3/cascaded_biquad_filter.cc", | 
 |     "aec3/cascaded_biquad_filter.h", | 
 |     "aec3/comfort_noise_generator.cc", | 
 |     "aec3/comfort_noise_generator.h", | 
 |     "aec3/decimator_by_4.cc", | 
 |     "aec3/decimator_by_4.h", | 
 |     "aec3/downsampled_render_buffer.cc", | 
 |     "aec3/downsampled_render_buffer.h", | 
 |     "aec3/echo_canceller3.cc", | 
 |     "aec3/echo_canceller3.h", | 
 |     "aec3/echo_path_delay_estimator.cc", | 
 |     "aec3/echo_path_delay_estimator.h", | 
 |     "aec3/echo_path_variability.cc", | 
 |     "aec3/echo_path_variability.h", | 
 |     "aec3/echo_remover.cc", | 
 |     "aec3/echo_remover.h", | 
 |     "aec3/echo_remover_metrics.cc", | 
 |     "aec3/echo_remover_metrics.h", | 
 |     "aec3/erl_estimator.cc", | 
 |     "aec3/erl_estimator.h", | 
 |     "aec3/erle_estimator.cc", | 
 |     "aec3/erle_estimator.h", | 
 |     "aec3/fft_data.h", | 
 |     "aec3/frame_blocker.cc", | 
 |     "aec3/frame_blocker.h", | 
 |     "aec3/main_filter_update_gain.cc", | 
 |     "aec3/main_filter_update_gain.h", | 
 |     "aec3/matched_filter.cc", | 
 |     "aec3/matched_filter.h", | 
 |     "aec3/matched_filter_lag_aggregator.cc", | 
 |     "aec3/matched_filter_lag_aggregator.h", | 
 |     "aec3/output_selector.cc", | 
 |     "aec3/output_selector.h", | 
 |     "aec3/power_echo_model.cc", | 
 |     "aec3/power_echo_model.h", | 
 |     "aec3/render_buffer.cc", | 
 |     "aec3/render_buffer.h", | 
 |     "aec3/render_delay_buffer.cc", | 
 |     "aec3/render_delay_buffer.h", | 
 |     "aec3/render_delay_controller.cc", | 
 |     "aec3/render_delay_controller.h", | 
 |     "aec3/render_delay_controller_metrics.cc", | 
 |     "aec3/render_delay_controller_metrics.h", | 
 |     "aec3/render_signal_analyzer.cc", | 
 |     "aec3/render_signal_analyzer.h", | 
 |     "aec3/residual_echo_estimator.cc", | 
 |     "aec3/residual_echo_estimator.h", | 
 |     "aec3/shadow_filter_update_gain.cc", | 
 |     "aec3/shadow_filter_update_gain.h", | 
 |     "aec3/subtractor.cc", | 
 |     "aec3/subtractor.h", | 
 |     "aec3/subtractor_output.h", | 
 |     "aec3/suppression_filter.cc", | 
 |     "aec3/suppression_filter.h", | 
 |     "aec3/suppression_gain.cc", | 
 |     "aec3/suppression_gain.h", | 
 |     "aecm/aecm_core.cc", | 
 |     "aecm/aecm_core.h", | 
 |     "aecm/echo_control_mobile.cc", | 
 |     "aecm/echo_control_mobile.h", | 
 |     "agc/agc.cc", | 
 |     "agc/agc.h", | 
 |     "agc/agc_manager_direct.cc", | 
 |     "agc/agc_manager_direct.h", | 
 |     "agc/gain_map_internal.h", | 
 |     "agc/loudness_histogram.cc", | 
 |     "agc/loudness_histogram.h", | 
 |     "agc/utility.cc", | 
 |     "agc/utility.h", | 
 |     "audio_buffer.cc", | 
 |     "audio_buffer.h", | 
 |     "audio_processing_impl.cc", | 
 |     "audio_processing_impl.h", | 
 |     "beamformer/array_util.cc", | 
 |     "beamformer/array_util.h", | 
 |     "beamformer/complex_matrix.h", | 
 |     "beamformer/covariance_matrix_generator.cc", | 
 |     "beamformer/covariance_matrix_generator.h", | 
 |     "beamformer/matrix.h", | 
 |     "beamformer/nonlinear_beamformer.cc", | 
 |     "beamformer/nonlinear_beamformer.h", | 
 |     "common.h", | 
 |     "echo_cancellation_impl.cc", | 
 |     "echo_cancellation_impl.h", | 
 |     "echo_control_mobile_impl.cc", | 
 |     "echo_control_mobile_impl.h", | 
 |     "echo_detector/circular_buffer.cc", | 
 |     "echo_detector/circular_buffer.h", | 
 |     "echo_detector/mean_variance_estimator.cc", | 
 |     "echo_detector/mean_variance_estimator.h", | 
 |     "echo_detector/moving_max.cc", | 
 |     "echo_detector/moving_max.h", | 
 |     "echo_detector/normalized_covariance_estimator.cc", | 
 |     "echo_detector/normalized_covariance_estimator.h", | 
 |     "gain_control_for_experimental_agc.cc", | 
 |     "gain_control_for_experimental_agc.h", | 
 |     "gain_control_impl.cc", | 
 |     "gain_control_impl.h", | 
 |     "include/audio_processing.cc", | 
 |     "include/audio_processing.h", | 
 |     "include/config.cc", | 
 |     "include/config.h", | 
 |     "level_controller/biquad_filter.cc", | 
 |     "level_controller/biquad_filter.h", | 
 |     "level_controller/down_sampler.cc", | 
 |     "level_controller/down_sampler.h", | 
 |     "level_controller/gain_applier.cc", | 
 |     "level_controller/gain_applier.h", | 
 |     "level_controller/gain_selector.cc", | 
 |     "level_controller/gain_selector.h", | 
 |     "level_controller/level_controller.cc", | 
 |     "level_controller/level_controller.h", | 
 |     "level_controller/level_controller_constants.h", | 
 |     "level_controller/noise_level_estimator.cc", | 
 |     "level_controller/noise_level_estimator.h", | 
 |     "level_controller/noise_spectrum_estimator.cc", | 
 |     "level_controller/noise_spectrum_estimator.h", | 
 |     "level_controller/peak_level_estimator.cc", | 
 |     "level_controller/peak_level_estimator.h", | 
 |     "level_controller/saturating_gain_estimator.cc", | 
 |     "level_controller/saturating_gain_estimator.h", | 
 |     "level_controller/signal_classifier.cc", | 
 |     "level_controller/signal_classifier.h", | 
 |     "level_estimator_impl.cc", | 
 |     "level_estimator_impl.h", | 
 |     "logging/apm_data_dumper.cc", | 
 |     "logging/apm_data_dumper.h", | 
 |     "low_cut_filter.cc", | 
 |     "low_cut_filter.h", | 
 |     "noise_suppression_impl.cc", | 
 |     "noise_suppression_impl.h", | 
 |     "render_queue_item_verifier.h", | 
 |     "residual_echo_detector.cc", | 
 |     "residual_echo_detector.h", | 
 |     "rms_level.cc", | 
 |     "rms_level.h", | 
 |     "splitting_filter.cc", | 
 |     "splitting_filter.h", | 
 |     "three_band_filter_bank.cc", | 
 |     "three_band_filter_bank.h", | 
 |     "transient/common.h", | 
 |     "transient/daubechies_8_wavelet_coeffs.h", | 
 |     "transient/dyadic_decimator.h", | 
 |     "transient/moving_moments.cc", | 
 |     "transient/moving_moments.h", | 
 |     "transient/transient_detector.cc", | 
 |     "transient/transient_detector.h", | 
 |     "transient/transient_suppressor.cc", | 
 |     "transient/transient_suppressor.h", | 
 |     "transient/wpd_node.cc", | 
 |     "transient/wpd_node.h", | 
 |     "transient/wpd_tree.cc", | 
 |     "transient/wpd_tree.h", | 
 |     "typing_detection.cc", | 
 |     "typing_detection.h", | 
 |     "utility/block_mean_calculator.cc", | 
 |     "utility/block_mean_calculator.h", | 
 |     "utility/delay_estimator.cc", | 
 |     "utility/delay_estimator.h", | 
 |     "utility/delay_estimator_internal.h", | 
 |     "utility/delay_estimator_wrapper.cc", | 
 |     "utility/delay_estimator_wrapper.h", | 
 |     "utility/ooura_fft.cc", | 
 |     "utility/ooura_fft.h", | 
 |     "utility/ooura_fft_tables_common.h", | 
 |     "vad/common.h", | 
 |     "vad/gmm.cc", | 
 |     "vad/gmm.h", | 
 |     "vad/noise_gmm_tables.h", | 
 |     "vad/pitch_based_vad.cc", | 
 |     "vad/pitch_based_vad.h", | 
 |     "vad/pitch_internal.cc", | 
 |     "vad/pitch_internal.h", | 
 |     "vad/pole_zero_filter.cc", | 
 |     "vad/pole_zero_filter.h", | 
 |     "vad/standalone_vad.cc", | 
 |     "vad/standalone_vad.h", | 
 |     "vad/vad_audio_proc.cc", | 
 |     "vad/vad_audio_proc.h", | 
 |     "vad/vad_audio_proc_internal.h", | 
 |     "vad/vad_circular_buffer.cc", | 
 |     "vad/vad_circular_buffer.h", | 
 |     "vad/voice_activity_detector.cc", | 
 |     "vad/voice_activity_detector.h", | 
 |     "vad/voice_gmm_tables.h", | 
 |     "voice_detection_impl.cc", | 
 |     "voice_detection_impl.h", | 
 |   ] | 
 |  | 
 |   defines = [] | 
 |   deps = [ | 
 |     "../..:webrtc_common", | 
 |     "../../audio/utility:audio_frame_operations", | 
 |     "../../base:gtest_prod", | 
 |     "../audio_coding:isac", | 
 |   ] | 
 |   public_deps = [ | 
 |     ":audio_processing_c", | 
 |   ] | 
 |  | 
 |   if (apm_debug_dump) { | 
 |     defines += [ "WEBRTC_APM_DEBUG_DUMP=1" ] | 
 |   } else { | 
 |     defines += [ "WEBRTC_APM_DEBUG_DUMP=0" ] | 
 |   } | 
 |  | 
 |   if (aec_untrusted_delay_for_testing) { | 
 |     defines += [ "WEBRTC_UNTRUSTED_DELAY" ] | 
 |   } | 
 |  | 
 |   if (rtc_enable_protobuf) { | 
 |     defines += [ "WEBRTC_AUDIOPROC_DEBUG_DUMP" ] | 
 |     deps += [ ":audioproc_debug_proto" ] | 
 |   } | 
 |  | 
 |   if (rtc_enable_intelligibility_enhancer) { | 
 |     defines += [ "WEBRTC_INTELLIGIBILITY_ENHANCER=1" ] | 
 |     sources += [ | 
 |       "intelligibility/intelligibility_enhancer.cc", | 
 |       "intelligibility/intelligibility_enhancer.h", | 
 |       "intelligibility/intelligibility_utils.cc", | 
 |       "intelligibility/intelligibility_utils.h", | 
 |     ] | 
 |   } else { | 
 |     defines += [ "WEBRTC_INTELLIGIBILITY_ENHANCER=0" ] | 
 |   } | 
 |  | 
 |   if (rtc_prefer_fixed_point) { | 
 |     defines += [ "WEBRTC_NS_FIXED" ] | 
 |   } else { | 
 |     defines += [ "WEBRTC_NS_FLOAT" ] | 
 |   } | 
 |  | 
 |   if (current_cpu == "x86" || current_cpu == "x64") { | 
 |     deps += [ ":audio_processing_sse2" ] | 
 |   } | 
 |  | 
 |   if (rtc_build_with_neon) { | 
 |     deps += [ ":audio_processing_neon" ] | 
 |   } | 
 |  | 
 |   if (current_cpu == "mipsel") { | 
 |     sources += [ "aecm/aecm_core_mips.cc" ] | 
 |     if (mips_float_abi == "hard") { | 
 |       sources += [ | 
 |         "aec/aec_core_mips.cc", | 
 |         "utility/ooura_fft_mips.cc", | 
 |       ] | 
 |     } | 
 |   } else { | 
 |     sources += [ "aecm/aecm_core_c.cc" ] | 
 |   } | 
 |  | 
 |   # TODO(jschuh): Bug 1348: fix this warning. | 
 |   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ] | 
 |  | 
 |   deps += [ | 
 |     "../../base:rtc_base_approved", | 
 |     "../../common_audio", | 
 |     "../../system_wrappers", | 
 |   ] | 
 | } | 
 |  | 
 | rtc_source_set("audio_processing_c") { | 
 |   visibility = [ ":*" ]  # Only targets in this file can depend on this. | 
 |   sources = [ | 
 |     "agc/legacy/analog_agc.c", | 
 |     "agc/legacy/analog_agc.h", | 
 |     "agc/legacy/digital_agc.c", | 
 |     "agc/legacy/digital_agc.h", | 
 |     "agc/legacy/gain_control.h", | 
 |   ] | 
 |  | 
 |   if (rtc_prefer_fixed_point) { | 
 |     sources += [ | 
 |       "ns/noise_suppression_x.c", | 
 |       "ns/noise_suppression_x.h", | 
 |       "ns/nsx_core.c", | 
 |       "ns/nsx_core.h", | 
 |       "ns/nsx_defines.h", | 
 |     ] | 
 |     if (current_cpu == "mipsel") { | 
 |       sources += [ "ns/nsx_core_mips.c" ] | 
 |     } else { | 
 |       sources += [ "ns/nsx_core_c.c" ] | 
 |     } | 
 |   } else { | 
 |     sources += [ | 
 |       "ns/defines.h", | 
 |       "ns/noise_suppression.c", | 
 |       "ns/noise_suppression.h", | 
 |       "ns/ns_core.c", | 
 |       "ns/ns_core.h", | 
 |       "ns/windows_private.h", | 
 |     ] | 
 |   } | 
 |  | 
 |   deps = [ | 
 |     "../..:webrtc_common", | 
 |     "../../base:rtc_base_approved", | 
 |     "../../common_audio", | 
 |     "../../system_wrappers", | 
 |   ] | 
 |  | 
 |   if (rtc_build_with_neon) { | 
 |     deps += [ ":audio_processing_neon_c" ] | 
 |   } | 
 | } | 
 |  | 
 | if (rtc_enable_protobuf) { | 
 |   proto_library("audioproc_debug_proto") { | 
 |     sources = [ | 
 |       "debug.proto", | 
 |     ] | 
 |  | 
 |     proto_out_dir = "webrtc/modules/audio_processing" | 
 |   } | 
 | } | 
 |  | 
 | if (current_cpu == "x86" || current_cpu == "x64") { | 
 |   rtc_static_library("audio_processing_sse2") { | 
 |     # TODO(ehmaldonado): Remove (bugs.webrtc.org/6828) | 
 |     # Errors on cyclic dependency with :audio_processing if enabled. | 
 |     check_includes = false | 
 |  | 
 |     sources = [ | 
 |       "aec/aec_core_sse2.cc", | 
 |       "utility/ooura_fft_sse2.cc", | 
 |       "utility/ooura_fft_tables_neon_sse2.h", | 
 |     ] | 
 |  | 
 |     if (is_posix) { | 
 |       cflags = [ "-msse2" ] | 
 |     } | 
 |  | 
 |     if (apm_debug_dump) { | 
 |       defines = [ "WEBRTC_APM_DEBUG_DUMP=1" ] | 
 |     } else { | 
 |       defines = [ "WEBRTC_APM_DEBUG_DUMP=0" ] | 
 |     } | 
 |   } | 
 | } | 
 |  | 
 | if (rtc_build_with_neon) { | 
 |   rtc_static_library("audio_processing_neon") { | 
 |     # TODO(ehmaldonado): Remove (bugs.webrtc.org/6828) | 
 |     # Errors on cyclic dependency with :audio_processing if enabled. | 
 |     check_includes = false | 
 |  | 
 |     sources = [ | 
 |       "aec/aec_core_neon.cc", | 
 |       "aecm/aecm_core_neon.cc", | 
 |       "utility/ooura_fft_neon.cc", | 
 |       "utility/ooura_fft_tables_neon_sse2.h", | 
 |     ] | 
 |  | 
 |     if (current_cpu != "arm64") { | 
 |       # Enable compilation for the NEON instruction set. This is needed | 
 |       # since //build/config/arm.gni only enables NEON for iOS, not Android. | 
 |       # This provides the same functionality as webrtc/build/arm_neon.gypi. | 
 |       suppressed_configs += [ "//build/config/compiler:compiler_arm_fpu" ] | 
 |       cflags = [ "-mfpu=neon" ] | 
 |     } | 
 |  | 
 |     # Disable LTO on NEON targets due to compiler bug. | 
 |     # TODO(fdegans): Enable this. See crbug.com/408997. | 
 |     if (rtc_use_lto) { | 
 |       cflags -= [ | 
 |         "-flto", | 
 |         "-ffat-lto-objects", | 
 |       ] | 
 |     } | 
 |  | 
 |     deps = [ | 
 |       "../../common_audio", | 
 |     ] | 
 |     public_deps = [ | 
 |       ":audio_processing_neon_c", | 
 |     ] | 
 |  | 
 |     if (apm_debug_dump) { | 
 |       defines = [ "WEBRTC_APM_DEBUG_DUMP=1" ] | 
 |     } else { | 
 |       defines = [ "WEBRTC_APM_DEBUG_DUMP=0" ] | 
 |     } | 
 |   } | 
 |  | 
 |   rtc_static_library("audio_processing_neon_c") { | 
 |     # TODO(mbonadei): Remove (bugs.webrtc.org/6828) | 
 |     # Errors on cyclic dependency with :audio_processing_c if enabled. | 
 |     check_includes = false | 
 |  | 
 |     sources = [ | 
 |       "ns/nsx_core_neon.c", | 
 |     ] | 
 |  | 
 |     if (current_cpu != "arm64") { | 
 |       # Enable compilation for the NEON instruction set. This is needed | 
 |       # since //build/config/arm.gni only enables NEON for iOS, not Android. | 
 |       # This provides the same functionality as webrtc/build/arm_neon.gypi. | 
 |       suppressed_configs += [ "//build/config/compiler:compiler_arm_fpu" ] | 
 |       cflags = [ "-mfpu=neon" ] | 
 |     } | 
 |  | 
 |     # Disable LTO on NEON targets due to compiler bug. | 
 |     # TODO(fdegans): Enable this. See crbug.com/408997. | 
 |     if (rtc_use_lto) { | 
 |       cflags -= [ | 
 |         "-flto", | 
 |         "-ffat-lto-objects", | 
 |       ] | 
 |     } | 
 |     deps = [ | 
 |       "../../base:rtc_base_approved", | 
 |     ] | 
 |   } | 
 | } | 
 |  | 
 | if (rtc_include_tests) { | 
 |   group("audio_processing_tests") { | 
 |     testonly = true | 
 |     public_deps = [ | 
 |       ":audioproc_test_utils", | 
 |       ":click_annotate", | 
 |       ":nonlinear_beamformer_test", | 
 |       ":transient_suppression_test", | 
 |     ] | 
 |  | 
 |     if (rtc_enable_intelligibility_enhancer) { | 
 |       public_deps += [ ":intelligibility_proc" ] | 
 |     } | 
 |  | 
 |     if (rtc_enable_protobuf) { | 
 |       public_deps += [ | 
 |         ":audioproc_f", | 
 |         ":audioproc_unittest_proto", | 
 |         ":unpack_aecdump", | 
 |         "test/conversational_speech", | 
 |         "test/py_quality_assessment", | 
 |       ] | 
 |     } | 
 |   } | 
 |  | 
 |   rtc_source_set("audio_processing_unittests") { | 
 |     testonly = true | 
 |     sources = [ | 
 |       "aec/echo_cancellation_unittest.cc", | 
 |       "aec/system_delay_unittest.cc", | 
 |       "agc/agc_manager_direct_unittest.cc", | 
 |       "agc/loudness_histogram_unittest.cc", | 
 |       "agc/mock_agc.h", | 
 |       "audio_buffer_unittest.cc", | 
 |       "beamformer/array_util_unittest.cc", | 
 |       "beamformer/complex_matrix_unittest.cc", | 
 |       "beamformer/covariance_matrix_generator_unittest.cc", | 
 |       "beamformer/matrix_unittest.cc", | 
 |       "beamformer/mock_nonlinear_beamformer.h", | 
 |       "config_unittest.cc", | 
 |       "echo_cancellation_impl_unittest.cc", | 
 |       "splitting_filter_unittest.cc", | 
 |       "transient/dyadic_decimator_unittest.cc", | 
 |       "transient/file_utils.cc", | 
 |       "transient/file_utils.h", | 
 |       "transient/file_utils_unittest.cc", | 
 |       "transient/moving_moments_unittest.cc", | 
 |       "transient/transient_detector_unittest.cc", | 
 |       "transient/transient_suppressor_unittest.cc", | 
 |       "transient/wpd_node_unittest.cc", | 
 |       "transient/wpd_tree_unittest.cc", | 
 |       "utility/block_mean_calculator_unittest.cc", | 
 |       "utility/delay_estimator_unittest.cc", | 
 |       "vad/gmm_unittest.cc", | 
 |       "vad/pitch_based_vad_unittest.cc", | 
 |       "vad/pitch_internal_unittest.cc", | 
 |       "vad/pole_zero_filter_unittest.cc", | 
 |       "vad/standalone_vad_unittest.cc", | 
 |       "vad/vad_audio_proc_unittest.cc", | 
 |       "vad/vad_circular_buffer_unittest.cc", | 
 |       "vad/voice_activity_detector_unittest.cc", | 
 |     ] | 
 |  | 
 |     deps = [ | 
 |       ":audio_processing", | 
 |       ":audioproc_test_utils", | 
 |       "../..:webrtc_common", | 
 |       "../../base:gtest_prod", | 
 |       "../../base:rtc_base", | 
 |       "../../base:rtc_base_approved", | 
 |       "../../common_audio:common_audio", | 
 |       "../../system_wrappers:system_wrappers", | 
 |       "../../test:test_support", | 
 |       "../audio_coding:neteq_unittest_tools", | 
 |       "test/conversational_speech:unittest", | 
 |       "//testing/gmock", | 
 |       "//testing/gtest", | 
 |     ] | 
 |  | 
 |     defines = [] | 
 |  | 
 |     if (apm_debug_dump) { | 
 |       defines += [ "WEBRTC_APM_DEBUG_DUMP=1" ] | 
 |     } else { | 
 |       defines += [ "WEBRTC_APM_DEBUG_DUMP=0" ] | 
 |     } | 
 |  | 
 |     if (rtc_enable_intelligibility_enhancer) { | 
 |       defines += [ "WEBRTC_INTELLIGIBILITY_ENHANCER=1" ] | 
 |       sources += [ | 
 |         "intelligibility/intelligibility_enhancer_unittest.cc", | 
 |         "intelligibility/intelligibility_utils_unittest.cc", | 
 |       ] | 
 |     } else { | 
 |       defines += [ "WEBRTC_INTELLIGIBILITY_ENHANCER=0" ] | 
 |     } | 
 |  | 
 |     if (rtc_prefer_fixed_point) { | 
 |       defines += [ "WEBRTC_AUDIOPROC_FIXED_PROFILE" ] | 
 |     } else { | 
 |       defines += [ "WEBRTC_AUDIOPROC_FLOAT_PROFILE" ] | 
 |     } | 
 |  | 
 |     if (rtc_enable_protobuf) { | 
 |       defines += [ "WEBRTC_AUDIOPROC_DEBUG_DUMP" ] | 
 |       deps += [ | 
 |         ":audioproc_debug_proto", | 
 |         ":audioproc_protobuf_utils", | 
 |         ":audioproc_unittest_proto", | 
 |       ] | 
 |       sources += [ | 
 |         "aec3/adaptive_fir_filter_unittest.cc", | 
 |         "aec3/aec3_fft_unittest.cc", | 
 |         "aec3/aec_state_unittest.cc", | 
 |         "aec3/block_framer_unittest.cc", | 
 |         "aec3/block_processor_metrics_unittest.cc", | 
 |         "aec3/block_processor_unittest.cc", | 
 |         "aec3/cascaded_biquad_filter_unittest.cc", | 
 |         "aec3/comfort_noise_generator_unittest.cc", | 
 |         "aec3/decimator_by_4_unittest.cc", | 
 |         "aec3/echo_canceller3_unittest.cc", | 
 |         "aec3/echo_path_delay_estimator_unittest.cc", | 
 |         "aec3/echo_path_variability_unittest.cc", | 
 |         "aec3/echo_remover_metrics_unittest.cc", | 
 |         "aec3/echo_remover_unittest.cc", | 
 |         "aec3/erl_estimator_unittest.cc", | 
 |         "aec3/erle_estimator_unittest.cc", | 
 |         "aec3/fft_data_unittest.cc", | 
 |         "aec3/frame_blocker_unittest.cc", | 
 |         "aec3/main_filter_update_gain_unittest.cc", | 
 |         "aec3/matched_filter_lag_aggregator_unittest.cc", | 
 |         "aec3/matched_filter_unittest.cc", | 
 |         "aec3/output_selector_unittest.cc", | 
 |         "aec3/power_echo_model_unittest.cc", | 
 |         "aec3/render_buffer_unittest.cc", | 
 |         "aec3/render_delay_buffer_unittest.cc", | 
 |         "aec3/render_delay_controller_metrics_unittest.cc", | 
 |         "aec3/render_delay_controller_unittest.cc", | 
 |         "aec3/render_signal_analyzer_unittest.cc", | 
 |         "aec3/residual_echo_estimator_unittest.cc", | 
 |         "aec3/shadow_filter_update_gain_unittest.cc", | 
 |         "aec3/subtractor_unittest.cc", | 
 |         "aec3/suppression_filter_unittest.cc", | 
 |         "aec3/suppression_gain_unittest.cc", | 
 |         "audio_processing_impl_locking_unittest.cc", | 
 |         "audio_processing_impl_unittest.cc", | 
 |         "audio_processing_unittest.cc", | 
 |         "beamformer/nonlinear_beamformer_unittest.cc", | 
 |         "echo_cancellation_bit_exact_unittest.cc", | 
 |         "echo_control_mobile_unittest.cc", | 
 |         "echo_detector/circular_buffer_unittest.cc", | 
 |         "echo_detector/mean_variance_estimator_unittest.cc", | 
 |         "echo_detector/moving_max_unittest.cc", | 
 |         "echo_detector/normalized_covariance_estimator_unittest.cc", | 
 |         "gain_control_unittest.cc", | 
 |         "level_controller/level_controller_unittest.cc", | 
 |         "level_estimator_unittest.cc", | 
 |         "low_cut_filter_unittest.cc", | 
 |         "noise_suppression_unittest.cc", | 
 |         "residual_echo_detector_unittest.cc", | 
 |         "rms_level_unittest.cc", | 
 |         "test/bitexactness_tools.cc", | 
 |         "test/bitexactness_tools.h", | 
 |         "test/debug_dump_replayer.cc", | 
 |         "test/debug_dump_replayer.h", | 
 |         "test/debug_dump_test.cc", | 
 |         "test/echo_canceller_test_tools.cc", | 
 |         "test/echo_canceller_test_tools.h", | 
 |         "test/echo_canceller_test_tools_unittest.cc", | 
 |         "test/test_utils.h", | 
 |         "voice_detection_unittest.cc", | 
 |       ] | 
 |     } | 
 |  | 
 |     if ((!build_with_chromium || is_win) && is_clang) { | 
 |       # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163). | 
 |       suppressed_configs += [ "//build/config/clang:find_bad_constructs" ] | 
 |     } | 
 |   } | 
 |  | 
 |   rtc_source_set("audio_processing_perf_tests") { | 
 |     # Has problems with autogenerated targets on Android and iOS | 
 |     # Dependency chain (there may also be others): | 
 |     #  //webrtc/modules/audio_processing:audio_processing_perf_tests --> | 
 |     #  //webrtc/modules:modules_unittests --[private]--> | 
 |     #  //webrtc/modules:modules_unittests_apk --> | 
 |     #  //webrtc/modules:modules_unittests_apk__create --> | 
 |     #  //webrtc/modules:modules_unittests_apk__create__finalize --> | 
 |     #  //webrtc/modules:modules_unittests_apk__create__package --[private]--> | 
 |     #  //webrtc/modules:_modules_unittests__library | 
 |     check_includes = false | 
 |     testonly = true | 
 |     sources = [ | 
 |       "audio_processing_performance_unittest.cc", | 
 |       "level_controller/level_controller_complexity_unittest.cc", | 
 |       "residual_echo_detector_complexity_unittest.cc", | 
 |     ] | 
 |     deps = [ | 
 |       ":audio_processing", | 
 |       ":audioproc_test_utils", | 
 |       "//testing/gtest", | 
 |     ] | 
 |     if (rtc_enable_intelligibility_enhancer) { | 
 |       defines = [ "WEBRTC_INTELLIGIBILITY_ENHANCER=1" ] | 
 |     } else { | 
 |       defines = [ "WEBRTC_INTELLIGIBILITY_ENHANCER=0" ] | 
 |     } | 
 |   } | 
 |  | 
 |   if (rtc_enable_protobuf) { | 
 |     rtc_executable("unpack_aecdump") { | 
 |       testonly = true | 
 |       sources = [ | 
 |         "test/unpack.cc", | 
 |       ] | 
 |  | 
 |       deps = [ | 
 |         ":audio_processing", | 
 |         ":audioproc_debug_proto", | 
 |         ":audioproc_protobuf_utils", | 
 |         ":audioproc_test_utils", | 
 |         "../..:webrtc_common", | 
 |         "../../base:rtc_base_approved", | 
 |         "../../common_audio", | 
 |         "../../system_wrappers:system_wrappers_default", | 
 |         "//third_party/gflags:gflags", | 
 |       ] | 
 |     }  # unpack_aecdump | 
 |  | 
 |     rtc_executable("audioproc_f") { | 
 |       testonly = true | 
 |       sources = [ | 
 |         "test/aec_dump_based_simulator.cc", | 
 |         "test/aec_dump_based_simulator.h", | 
 |         "test/audio_processing_simulator.cc", | 
 |         "test/audio_processing_simulator.h", | 
 |         "test/audioproc_float.cc", | 
 |         "test/wav_based_simulator.cc", | 
 |         "test/wav_based_simulator.h", | 
 |       ] | 
 |  | 
 |       deps = [ | 
 |         ":audio_processing", | 
 |         ":audioproc_debug_proto", | 
 |         ":audioproc_protobuf_utils", | 
 |         ":audioproc_test_utils", | 
 |         "../../base:rtc_base_approved", | 
 |         "../../common_audio:common_audio", | 
 |         "../../system_wrappers", | 
 |         "../../system_wrappers:system_wrappers_default", | 
 |         "../../test:test_support", | 
 |         "//testing/gtest", | 
 |         "//third_party/gflags:gflags", | 
 |       ] | 
 |     }  # audioproc_f | 
 |   } | 
 |  | 
 |   rtc_source_set("audioproc_test_utils") { | 
 |     testonly = true | 
 |     sources = [ | 
 |       "test/audio_buffer_tools.cc", | 
 |       "test/audio_buffer_tools.h", | 
 |       "test/performance_timer.cc", | 
 |       "test/performance_timer.h", | 
 |       "test/simulator_buffers.cc", | 
 |       "test/simulator_buffers.h", | 
 |       "test/test_utils.cc", | 
 |       "test/test_utils.h", | 
 |     ] | 
 |  | 
 |     deps = [ | 
 |       ":audio_processing", | 
 |       "../../base:rtc_base_approved", | 
 |       "../../common_audio", | 
 |       "../../system_wrappers:system_wrappers", | 
 |     ] | 
 |   } | 
 |  | 
 |   rtc_executable("transient_suppression_test") { | 
 |     testonly = true | 
 |     sources = [ | 
 |       "transient/file_utils.cc", | 
 |       "transient/file_utils.h", | 
 |       "transient/transient_suppression_test.cc", | 
 |     ] | 
 |     deps = [ | 
 |       ":audio_processing", | 
 |       "../..:webrtc_common", | 
 |       "../../common_audio:common_audio", | 
 |       "../../system_wrappers:metrics_default", | 
 |       "../../system_wrappers:system_wrappers", | 
 |       "../../test:test_support", | 
 |       "//testing/gtest", | 
 |       "//third_party/gflags", | 
 |     ] | 
 |   } | 
 |  | 
 |   rtc_executable("click_annotate") { | 
 |     testonly = true | 
 |     sources = [ | 
 |       "transient/click_annotate.cc", | 
 |       "transient/file_utils.cc", | 
 |       "transient/file_utils.h", | 
 |     ] | 
 |     deps = [ | 
 |       ":audio_processing", | 
 |       "../..:webrtc_common", | 
 |       "../../system_wrappers:metrics_default", | 
 |       "../../system_wrappers:system_wrappers", | 
 |     ] | 
 |   } | 
 |  | 
 |   rtc_executable("nonlinear_beamformer_test") { | 
 |     testonly = true | 
 |     sources = [ | 
 |       "beamformer/nonlinear_beamformer_test.cc", | 
 |     ] | 
 |     deps = [ | 
 |       ":audio_processing", | 
 |       ":audioproc_test_utils", | 
 |       "../../base:rtc_base_approved", | 
 |       "../../common_audio:common_audio", | 
 |       "../../system_wrappers:metrics_default", | 
 |       "//third_party/gflags", | 
 |     ] | 
 |   } | 
 |  | 
 |   if (rtc_enable_intelligibility_enhancer) { | 
 |     rtc_executable("intelligibility_proc") { | 
 |       testonly = true | 
 |       sources = [ | 
 |         "intelligibility/test/intelligibility_proc.cc", | 
 |       ] | 
 |       deps = [ | 
 |         ":audio_processing", | 
 |         ":audioproc_test_utils", | 
 |         "../../system_wrappers:metrics_default", | 
 |         "../../test:test_support", | 
 |         "//testing/gtest", | 
 |         "//third_party/gflags", | 
 |       ] | 
 |     } | 
 |   } | 
 |  | 
 |   if (rtc_enable_protobuf) { | 
 |     proto_library("audioproc_unittest_proto") { | 
 |       sources = [ | 
 |         "test/unittest.proto", | 
 |       ] | 
 |       proto_out_dir = "webrtc/modules/audio_processing/test" | 
 |     } | 
 |  | 
 |     rtc_static_library("audioproc_protobuf_utils") { | 
 |       sources = [ | 
 |         "test/protobuf_utils.cc", | 
 |         "test/protobuf_utils.h", | 
 |       ] | 
 |  | 
 |       deps = [ | 
 |         ":audioproc_debug_proto", | 
 |         "../..:webrtc_common", | 
 |         "../../base:rtc_base_approved", | 
 |       ] | 
 |     } | 
 |   } | 
 | } |