| /* |
| * Copyright (c) 2016 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. |
| */ |
| |
| #include "modules/audio_processing/include/audio_processing.h" |
| |
| #include "rtc_base/strings/string_builder.h" |
| #include "rtc_base/system/arch.h" |
| |
| namespace webrtc { |
| namespace { |
| |
| using Agc1Config = AudioProcessing::Config::GainController1; |
| using Agc2Config = AudioProcessing::Config::GainController2; |
| |
| std::string NoiseSuppressionLevelToString( |
| const AudioProcessing::Config::NoiseSuppression::Level& level) { |
| switch (level) { |
| case AudioProcessing::Config::NoiseSuppression::Level::kLow: |
| return "Low"; |
| case AudioProcessing::Config::NoiseSuppression::Level::kModerate: |
| return "Moderate"; |
| case AudioProcessing::Config::NoiseSuppression::Level::kHigh: |
| return "High"; |
| case AudioProcessing::Config::NoiseSuppression::Level::kVeryHigh: |
| return "VeryHigh"; |
| } |
| RTC_CHECK(false); |
| } |
| |
| std::string GainController1ModeToString(const Agc1Config::Mode& mode) { |
| switch (mode) { |
| case Agc1Config::Mode::kAdaptiveAnalog: |
| return "AdaptiveAnalog"; |
| case Agc1Config::Mode::kAdaptiveDigital: |
| return "AdaptiveDigital"; |
| case Agc1Config::Mode::kFixedDigital: |
| return "FixedDigital"; |
| } |
| RTC_CHECK(false); |
| } |
| |
| std::string GainController2LevelEstimatorToString( |
| const Agc2Config::LevelEstimator& level) { |
| switch (level) { |
| case Agc2Config::LevelEstimator::kRms: |
| return "Rms"; |
| case Agc2Config::LevelEstimator::kPeak: |
| return "Peak"; |
| } |
| RTC_CHECK(false); |
| } |
| |
| int GetDefaultMaxInternalRate() { |
| #ifdef WEBRTC_ARCH_ARM_FAMILY |
| return 32000; |
| #else |
| return 48000; |
| #endif |
| } |
| |
| } // namespace |
| |
| constexpr int AudioProcessing::kNativeSampleRatesHz[]; |
| |
| void CustomProcessing::SetRuntimeSetting( |
| AudioProcessing::RuntimeSetting setting) {} |
| |
| AudioProcessing::Config::Pipeline::Pipeline() |
| : maximum_internal_processing_rate(GetDefaultMaxInternalRate()) {} |
| |
| bool Agc1Config::operator==(const Agc1Config& rhs) const { |
| const auto& analog_lhs = analog_gain_controller; |
| const auto& analog_rhs = rhs.analog_gain_controller; |
| return enabled == rhs.enabled && mode == rhs.mode && |
| target_level_dbfs == rhs.target_level_dbfs && |
| compression_gain_db == rhs.compression_gain_db && |
| enable_limiter == rhs.enable_limiter && |
| analog_level_minimum == rhs.analog_level_minimum && |
| analog_level_maximum == rhs.analog_level_maximum && |
| analog_lhs.enabled == analog_rhs.enabled && |
| analog_lhs.startup_min_volume == analog_rhs.startup_min_volume && |
| analog_lhs.clipped_level_min == analog_rhs.clipped_level_min && |
| analog_lhs.enable_agc2_level_estimator == |
| analog_rhs.enable_agc2_level_estimator && |
| analog_lhs.enable_digital_adaptive == |
| analog_rhs.enable_digital_adaptive; |
| } |
| |
| bool Agc2Config::operator==(const Agc2Config& rhs) const { |
| const auto& adaptive_lhs = adaptive_digital; |
| const auto& adaptive_rhs = rhs.adaptive_digital; |
| |
| return enabled == rhs.enabled && |
| fixed_digital.gain_db == rhs.fixed_digital.gain_db && |
| adaptive_lhs.enabled == adaptive_rhs.enabled && |
| adaptive_lhs.vad_probability_attack == |
| adaptive_rhs.vad_probability_attack && |
| adaptive_lhs.level_estimator == adaptive_rhs.level_estimator && |
| adaptive_lhs.level_estimator_adjacent_speech_frames_threshold == |
| adaptive_rhs.level_estimator_adjacent_speech_frames_threshold && |
| adaptive_lhs.use_saturation_protector == |
| adaptive_rhs.use_saturation_protector && |
| adaptive_lhs.initial_saturation_margin_db == |
| adaptive_rhs.initial_saturation_margin_db && |
| adaptive_lhs.extra_saturation_margin_db == |
| adaptive_rhs.extra_saturation_margin_db && |
| adaptive_lhs.gain_applier_adjacent_speech_frames_threshold == |
| adaptive_rhs.gain_applier_adjacent_speech_frames_threshold && |
| adaptive_lhs.max_gain_change_db_per_second == |
| adaptive_rhs.max_gain_change_db_per_second && |
| adaptive_lhs.max_output_noise_level_dbfs == |
| adaptive_rhs.max_output_noise_level_dbfs; |
| } |
| |
| std::string AudioProcessing::Config::ToString() const { |
| char buf[2048]; |
| rtc::SimpleStringBuilder builder(buf); |
| builder << "AudioProcessing::Config{ " |
| "pipeline: {" |
| "maximum_internal_processing_rate: " |
| << pipeline.maximum_internal_processing_rate |
| << ", multi_channel_render: " << pipeline.multi_channel_render |
| << ", multi_channel_capture: " << pipeline.multi_channel_capture |
| << "}, pre_amplifier: { enabled: " << pre_amplifier.enabled |
| << ", fixed_gain_factor: " << pre_amplifier.fixed_gain_factor |
| << " }, high_pass_filter: { enabled: " << high_pass_filter.enabled |
| << " }, echo_canceller: { enabled: " << echo_canceller.enabled |
| << ", mobile_mode: " << echo_canceller.mobile_mode |
| << ", enforce_high_pass_filtering: " |
| << echo_canceller.enforce_high_pass_filtering |
| << " }, noise_suppression: { enabled: " << noise_suppression.enabled |
| << ", level: " |
| << NoiseSuppressionLevelToString(noise_suppression.level) |
| << " }, transient_suppression: { enabled: " |
| << transient_suppression.enabled |
| << " }, voice_detection: { enabled: " << voice_detection.enabled |
| << " }, gain_controller1: { enabled: " << gain_controller1.enabled |
| << ", mode: " << GainController1ModeToString(gain_controller1.mode) |
| << ", target_level_dbfs: " << gain_controller1.target_level_dbfs |
| << ", compression_gain_db: " << gain_controller1.compression_gain_db |
| << ", enable_limiter: " << gain_controller1.enable_limiter |
| << ", analog_level_minimum: " << gain_controller1.analog_level_minimum |
| << ", analog_level_maximum: " << gain_controller1.analog_level_maximum |
| << " }, gain_controller2: { enabled: " << gain_controller2.enabled |
| << ", fixed_digital: { gain_db: " |
| << gain_controller2.fixed_digital.gain_db |
| << "}, adaptive_digital: { enabled: " |
| << gain_controller2.adaptive_digital.enabled |
| << ", level_estimator: { type: " |
| << GainController2LevelEstimatorToString( |
| gain_controller2.adaptive_digital.level_estimator) |
| << ", adjacent_speech_frames_threshold: " |
| << gain_controller2.adaptive_digital |
| .level_estimator_adjacent_speech_frames_threshold |
| << ", initial_saturation_margin_db: " |
| << gain_controller2.adaptive_digital.initial_saturation_margin_db |
| << ", extra_saturation_margin_db: " |
| << gain_controller2.adaptive_digital.extra_saturation_margin_db |
| << "}, gain_applier: { adjacent_speech_frames_threshold: " |
| << gain_controller2.adaptive_digital |
| .gain_applier_adjacent_speech_frames_threshold |
| << ", max_gain_change_db_per_second: " |
| << gain_controller2.adaptive_digital.max_gain_change_db_per_second |
| << ", max_output_noise_level_dbfs: " |
| << gain_controller2.adaptive_digital.max_output_noise_level_dbfs |
| << " } }, residual_echo_detector: { enabled: " |
| << residual_echo_detector.enabled |
| << " }, level_estimation: { enabled: " << level_estimation.enabled |
| << " }}}"; |
| return builder.str(); |
| } |
| |
| } // namespace webrtc |
