Alex Loiko cab48c391d Adaptive digital gain applier
AGC2 component that computes and applies the digital gain.
The gain is computed from an estimated speech and noise level.
This component decides how fast the gain can change and what it
should be.

Bug: webrtc:7494
Change-Id: If55b6e5c765f958e433730cd9e3b2b93c14a7910
Reviewed-on: https://webrtc-review.googlesource.com/64985
Commit-Queue: Alex Loiko <aleloi@webrtc.org>
Reviewed-by: Alessio Bazzica <alessiob@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22741}
2018-04-05 06:40:02 +00:00

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# Copyright (c) 2017 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")
group("agc2") {
deps = [
":adaptive_digital",
":fixed_digital",
]
}
rtc_source_set("adaptive_digital") {
sources = [
"adaptive_agc.cc",
"adaptive_agc.h",
"adaptive_digital_gain_applier.cc",
"adaptive_digital_gain_applier.h",
"adaptive_mode_level_estimator.cc",
"adaptive_mode_level_estimator.h",
"saturation_protector.cc",
"saturation_protector.h",
]
configs += [ "..:apm_debug_dump" ]
deps = [
":common",
":noise_level_estimator",
"..:aec_core",
"..:apm_logging",
"..:audio_frame_view",
"../../../api:array_view",
"../../../common_audio",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:safe_minmax",
"../vad",
"../vad:vad_with_level",
]
}
rtc_source_set("fixed_digital") {
sources = [
"fixed_digital_level_estimator.cc",
"fixed_digital_level_estimator.h",
"fixed_gain_controller.cc",
"fixed_gain_controller.h",
"gain_curve_applier.cc",
"gain_curve_applier.h",
"interpolated_gain_curve.cc",
"interpolated_gain_curve.h",
]
configs += [ "..:apm_debug_dump" ]
deps = [
":common",
"..:apm_logging",
"..:audio_frame_view",
"../../../api:array_view",
"../../../common_audio",
"../../../rtc_base:checks",
"../../../rtc_base:gtest_prod",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:safe_minmax",
"../../../system_wrappers:metrics_api",
]
}
rtc_source_set("common") {
sources = [
"agc2_common.h",
]
deps = [
"../../../rtc_base:rtc_base_approved",
]
}
rtc_source_set("noise_level_estimator") {
sources = [
"biquad_filter.cc",
"biquad_filter.h",
"down_sampler.cc",
"down_sampler.h",
"noise_level_estimator.cc",
"noise_level_estimator.h",
"noise_spectrum_estimator.cc",
"noise_spectrum_estimator.h",
"signal_classifier.cc",
"signal_classifier.h",
]
deps = [
"..:aec_core",
"..:apm_logging",
"..:audio_frame_view",
"../../../api:array_view",
"../../../common_audio",
"../../../rtc_base:checks",
"../../../rtc_base:macromagic",
]
configs += [ "..:apm_debug_dump" ]
}
rtc_source_set("test_utils") {
testonly = true
visibility = [ ":*" ]
sources = [
"agc2_testing_common.cc",
"agc2_testing_common.h",
"vector_float_frame.cc",
"vector_float_frame.h",
]
deps = [
"..:audio_frame_view",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
]
}
rtc_source_set("fixed_digital_unittests") {
testonly = true
configs += [ "..:apm_debug_dump" ]
sources = [
"agc2_testing_common_unittest.cc",
"compute_interpolated_gain_curve.cc",
"compute_interpolated_gain_curve.h",
"fixed_digital_level_estimator_unittest.cc",
"fixed_gain_controller_unittest.cc",
"gain_curve_applier_unittest.cc",
"interpolated_gain_curve_unittest.cc",
"limiter.cc",
"limiter.h",
"limiter_unittest.cc",
]
deps = [
":common",
":fixed_digital",
":test_utils",
"..:apm_logging",
"..:audio_frame_view",
"../../../api:array_view",
"../../../common_audio",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:rtc_base_tests_utils",
]
}
rtc_source_set("adaptive_digital_unittests") {
testonly = true
configs += [ "..:apm_debug_dump" ]
sources = [
"adaptive_digital_gain_applier_unittest.cc",
"adaptive_mode_level_estimator_unittest.cc",
"saturation_protector_unittest.cc",
]
deps = [
":adaptive_digital",
":common",
":test_utils",
"..:apm_logging",
"..:audio_frame_view",
"../../../api:array_view",
"../../../common_audio",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:rtc_base_tests_utils",
"../vad:vad_with_level",
]
}
rtc_source_set("noise_estimator_unittests") {
testonly = true
configs += [ "..:apm_debug_dump" ]
sources = [
"noise_level_estimator_unittest.cc",
"signal_classifier_unittest.cc",
]
deps = [
":noise_level_estimator",
":test_utils",
"..:apm_logging",
"..:audio_frame_view",
"../../../api:array_view",
"../../../rtc_base:checks",
"../../../rtc_base:rtc_base_approved",
"../../../rtc_base:rtc_base_tests_utils",
]
}