1 /*
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "modules/audio_processing/include/audio_processing.h"
12
13 #include "rtc_base/strings/string_builder.h"
14 #include "rtc_base/system/arch.h"
15
16 namespace webrtc {
17 namespace {
18
19 using Agc1Config = AudioProcessing::Config::GainController1;
20 using Agc2Config = AudioProcessing::Config::GainController2;
21
NoiseSuppressionLevelToString(const AudioProcessing::Config::NoiseSuppression::Level & level)22 std::string NoiseSuppressionLevelToString(
23 const AudioProcessing::Config::NoiseSuppression::Level& level) {
24 switch (level) {
25 case AudioProcessing::Config::NoiseSuppression::Level::kLow:
26 return "Low";
27 case AudioProcessing::Config::NoiseSuppression::Level::kModerate:
28 return "Moderate";
29 case AudioProcessing::Config::NoiseSuppression::Level::kHigh:
30 return "High";
31 case AudioProcessing::Config::NoiseSuppression::Level::kVeryHigh:
32 return "VeryHigh";
33 }
34 RTC_CHECK_NOTREACHED();
35 }
36
GainController1ModeToString(const Agc1Config::Mode & mode)37 std::string GainController1ModeToString(const Agc1Config::Mode& mode) {
38 switch (mode) {
39 case Agc1Config::Mode::kAdaptiveAnalog:
40 return "AdaptiveAnalog";
41 case Agc1Config::Mode::kAdaptiveDigital:
42 return "AdaptiveDigital";
43 case Agc1Config::Mode::kFixedDigital:
44 return "FixedDigital";
45 }
46 RTC_CHECK_NOTREACHED();
47 }
48
49 } // namespace
50
51 constexpr int AudioProcessing::kNativeSampleRatesHz[];
52
SetRuntimeSetting(AudioProcessing::RuntimeSetting setting)53 void CustomProcessing::SetRuntimeSetting(
54 AudioProcessing::RuntimeSetting setting) {}
55
operator ==(const Agc1Config & rhs) const56 bool Agc1Config::operator==(const Agc1Config& rhs) const {
57 const auto& analog_lhs = analog_gain_controller;
58 const auto& analog_rhs = rhs.analog_gain_controller;
59 return enabled == rhs.enabled && mode == rhs.mode &&
60 target_level_dbfs == rhs.target_level_dbfs &&
61 compression_gain_db == rhs.compression_gain_db &&
62 enable_limiter == rhs.enable_limiter &&
63 analog_lhs.enabled == analog_rhs.enabled &&
64 analog_lhs.startup_min_volume == analog_rhs.startup_min_volume &&
65 analog_lhs.clipped_level_min == analog_rhs.clipped_level_min &&
66 analog_lhs.enable_digital_adaptive ==
67 analog_rhs.enable_digital_adaptive &&
68 analog_lhs.clipped_level_step == analog_rhs.clipped_level_step &&
69 analog_lhs.clipped_ratio_threshold ==
70 analog_rhs.clipped_ratio_threshold &&
71 analog_lhs.clipped_wait_frames == analog_rhs.clipped_wait_frames &&
72 analog_lhs.clipping_predictor.mode ==
73 analog_rhs.clipping_predictor.mode &&
74 analog_lhs.clipping_predictor.window_length ==
75 analog_rhs.clipping_predictor.window_length &&
76 analog_lhs.clipping_predictor.reference_window_length ==
77 analog_rhs.clipping_predictor.reference_window_length &&
78 analog_lhs.clipping_predictor.reference_window_delay ==
79 analog_rhs.clipping_predictor.reference_window_delay &&
80 analog_lhs.clipping_predictor.clipping_threshold ==
81 analog_rhs.clipping_predictor.clipping_threshold &&
82 analog_lhs.clipping_predictor.crest_factor_margin ==
83 analog_rhs.clipping_predictor.crest_factor_margin &&
84 analog_lhs.clipping_predictor.use_predicted_step ==
85 analog_rhs.clipping_predictor.use_predicted_step;
86 }
87
operator ==(const Agc2Config::AdaptiveDigital & rhs) const88 bool Agc2Config::AdaptiveDigital::operator==(
89 const Agc2Config::AdaptiveDigital& rhs) const {
90 return enabled == rhs.enabled && dry_run == rhs.dry_run &&
91 headroom_db == rhs.headroom_db && max_gain_db == rhs.max_gain_db &&
92 initial_gain_db == rhs.initial_gain_db &&
93 vad_reset_period_ms == rhs.vad_reset_period_ms &&
94 adjacent_speech_frames_threshold ==
95 rhs.adjacent_speech_frames_threshold &&
96 max_gain_change_db_per_second == rhs.max_gain_change_db_per_second &&
97 max_output_noise_level_dbfs == rhs.max_output_noise_level_dbfs;
98 }
99
operator ==(const Agc2Config::InputVolumeController & rhs) const100 bool Agc2Config::InputVolumeController::operator==(
101 const Agc2Config::InputVolumeController& rhs) const {
102 return enabled == rhs.enabled;
103 }
104
operator ==(const Agc2Config & rhs) const105 bool Agc2Config::operator==(const Agc2Config& rhs) const {
106 return enabled == rhs.enabled &&
107 fixed_digital.gain_db == rhs.fixed_digital.gain_db &&
108 adaptive_digital == rhs.adaptive_digital &&
109 input_volume_controller == rhs.input_volume_controller;
110 }
111
operator ==(const AudioProcessing::Config::CaptureLevelAdjustment & rhs) const112 bool AudioProcessing::Config::CaptureLevelAdjustment::operator==(
113 const AudioProcessing::Config::CaptureLevelAdjustment& rhs) const {
114 return enabled == rhs.enabled && pre_gain_factor == rhs.pre_gain_factor &&
115 post_gain_factor == rhs.post_gain_factor &&
116 analog_mic_gain_emulation == rhs.analog_mic_gain_emulation;
117 }
118
119 bool AudioProcessing::Config::CaptureLevelAdjustment::AnalogMicGainEmulation::
operator ==(const AudioProcessing::Config::CaptureLevelAdjustment::AnalogMicGainEmulation & rhs) const120 operator==(const AudioProcessing::Config::CaptureLevelAdjustment::
121 AnalogMicGainEmulation& rhs) const {
122 return enabled == rhs.enabled && initial_level == rhs.initial_level;
123 }
124
ToString() const125 std::string AudioProcessing::Config::ToString() const {
126 char buf[2048];
127 rtc::SimpleStringBuilder builder(buf);
128 builder << "AudioProcessing::Config{ "
129 "pipeline: { "
130 "maximum_internal_processing_rate: "
131 << pipeline.maximum_internal_processing_rate
132 << ", multi_channel_render: " << pipeline.multi_channel_render
133 << ", multi_channel_capture: " << pipeline.multi_channel_capture
134 << " }, pre_amplifier: { enabled: " << pre_amplifier.enabled
135 << ", fixed_gain_factor: " << pre_amplifier.fixed_gain_factor
136 << " },capture_level_adjustment: { enabled: "
137 << capture_level_adjustment.enabled
138 << ", pre_gain_factor: " << capture_level_adjustment.pre_gain_factor
139 << ", post_gain_factor: " << capture_level_adjustment.post_gain_factor
140 << ", analog_mic_gain_emulation: { enabled: "
141 << capture_level_adjustment.analog_mic_gain_emulation.enabled
142 << ", initial_level: "
143 << capture_level_adjustment.analog_mic_gain_emulation.initial_level
144 << " }}, high_pass_filter: { enabled: " << high_pass_filter.enabled
145 << " }, echo_canceller: { enabled: " << echo_canceller.enabled
146 << ", mobile_mode: " << echo_canceller.mobile_mode
147 << ", enforce_high_pass_filtering: "
148 << echo_canceller.enforce_high_pass_filtering
149 << " }, noise_suppression: { enabled: " << noise_suppression.enabled
150 << ", level: "
151 << NoiseSuppressionLevelToString(noise_suppression.level)
152 << " }, transient_suppression: { enabled: "
153 << transient_suppression.enabled
154 << " }, gain_controller1: { enabled: " << gain_controller1.enabled
155 << ", mode: " << GainController1ModeToString(gain_controller1.mode)
156 << ", target_level_dbfs: " << gain_controller1.target_level_dbfs
157 << ", compression_gain_db: " << gain_controller1.compression_gain_db
158 << ", enable_limiter: " << gain_controller1.enable_limiter
159 << ", analog_gain_controller { enabled: "
160 << gain_controller1.analog_gain_controller.enabled
161 << ", startup_min_volume: "
162 << gain_controller1.analog_gain_controller.startup_min_volume
163 << ", clipped_level_min: "
164 << gain_controller1.analog_gain_controller.clipped_level_min
165 << ", enable_digital_adaptive: "
166 << gain_controller1.analog_gain_controller.enable_digital_adaptive
167 << ", clipped_level_step: "
168 << gain_controller1.analog_gain_controller.clipped_level_step
169 << ", clipped_ratio_threshold: "
170 << gain_controller1.analog_gain_controller.clipped_ratio_threshold
171 << ", clipped_wait_frames: "
172 << gain_controller1.analog_gain_controller.clipped_wait_frames
173 << ", clipping_predictor: { enabled: "
174 << gain_controller1.analog_gain_controller.clipping_predictor.enabled
175 << ", mode: "
176 << gain_controller1.analog_gain_controller.clipping_predictor.mode
177 << ", window_length: "
178 << gain_controller1.analog_gain_controller.clipping_predictor
179 .window_length
180 << ", reference_window_length: "
181 << gain_controller1.analog_gain_controller.clipping_predictor
182 .reference_window_length
183 << ", reference_window_delay: "
184 << gain_controller1.analog_gain_controller.clipping_predictor
185 .reference_window_delay
186 << ", clipping_threshold: "
187 << gain_controller1.analog_gain_controller.clipping_predictor
188 .clipping_threshold
189 << ", crest_factor_margin: "
190 << gain_controller1.analog_gain_controller.clipping_predictor
191 .crest_factor_margin
192 << ", use_predicted_step: "
193 << gain_controller1.analog_gain_controller.clipping_predictor
194 .use_predicted_step
195 << " }}}, gain_controller2: { enabled: " << gain_controller2.enabled
196 << ", fixed_digital: { gain_db: "
197 << gain_controller2.fixed_digital.gain_db
198 << " }, adaptive_digital: { enabled: "
199 << gain_controller2.adaptive_digital.enabled
200 << ", dry_run: " << gain_controller2.adaptive_digital.dry_run
201 << ", headroom_db: " << gain_controller2.adaptive_digital.headroom_db
202 << ", max_gain_db: " << gain_controller2.adaptive_digital.max_gain_db
203 << ", initial_gain_db: "
204 << gain_controller2.adaptive_digital.initial_gain_db
205 << ", vad_reset_period_ms: "
206 << gain_controller2.adaptive_digital.vad_reset_period_ms
207 << ", adjacent_speech_frames_threshold: "
208 << gain_controller2.adaptive_digital.adjacent_speech_frames_threshold
209 << ", max_gain_change_db_per_second: "
210 << gain_controller2.adaptive_digital.max_gain_change_db_per_second
211 << ", max_output_noise_level_dbfs: "
212 << gain_controller2.adaptive_digital.max_output_noise_level_dbfs
213 << " }, input_volume_control : { enabled "
214 << gain_controller2.input_volume_controller.enabled << "}}";
215 return builder.str();
216 }
217
218 } // namespace webrtc
219