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Wire up webrtc aec parameters to args

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This commit is contained in:
KangJing Huang (Chaserhkj) 2021-11-06 05:20:33 -04:00
parent 743f699193
commit bb407e8153
1 changed files with 70 additions and 14 deletions
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84
src/modules/module-echo-cancel/aec-webrtc.cpp
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@ -46,10 +46,67 @@ static void *webrtc_create(const struct pw_properties *args, const spa_audio_inf
webrtc::ProcessingConfig pconfig;
webrtc::Config config;
// TODO: wire up args to control these
config.Set<webrtc::ExtendedFilter>(new webrtc::ExtendedFilter(true));
// Enable Agnostic Delay Detection, would greatly improve performance for larger latencies
config.Set<webrtc::DelayAgnostic>(new webrtc::DelayAgnostic(true));
const char* prop;
bool extended_filter;
bool delay_agnostic;
bool high_pass_filter;
bool noise_suppression;
bool gain_control;
bool experimental_agc;
bool experimental_ns;
bool intelligibility;
if ((prop = pw_properties_get(args, "webrtc.extended_filter")) != NULL) {
extended_filter = pw_properties_parse_bool(prop);
} else {
extended_filter = true;
}
if ((prop = pw_properties_get(args, "webrtc.delay_agnostic")) != NULL) {
delay_agnostic = pw_properties_parse_bool(prop);
} else {
delay_agnostic = true;
}
if ((prop = pw_properties_get(args, "webrtc.high_pass_filter")) != NULL) {
high_pass_filter = pw_properties_parse_bool(prop);
} else {
high_pass_filter = true;
}
if ((prop = pw_properties_get(args, "webrtc.noise_suppression")) != NULL) {
noise_suppression = pw_properties_parse_bool(prop);
} else {
noise_suppression = true;
}
if ((prop = pw_properties_get(args, "webrtc.gain_control")) != NULL) {
gain_control = pw_properties_parse_bool(prop);
} else {
// Note: AGC seems to mess up with Agnostic Delay Detection, especially with speech,
// result in very poor performance, disable by default
gain_control = false;
}
// Disable experimental flags by default
if ((prop = pw_properties_get(args, "webrtc.experimental_agc")) != NULL) {
experimental_agc = pw_properties_parse_bool(prop);
} else {
experimental_agc = false;
}
if ((prop = pw_properties_get(args, "webrtc.experimental_ns")) != NULL) {
experimental_ns = pw_properties_parse_bool(prop);
} else {
experimental_ns = false;
}
// Intelligibility Enhancer will enforce an upmix on non-mono outputs
// Disable by default
if ((prop = pw_properties_get(args, "webrtc.intelligibility")) != NULL) {
intelligibility = pw_properties_parse_bool(prop);
} else {
intelligibility = false;
}
config.Set<webrtc::ExtendedFilter>(new webrtc::ExtendedFilter(extended_filter));
config.Set<webrtc::DelayAgnostic>(new webrtc::DelayAgnostic(delay_agnostic));
config.Set<webrtc::ExperimentalAgc>(new webrtc::ExperimentalAgc(experimental_agc));
config.Set<webrtc::ExperimentalNs>(new webrtc::ExperimentalNs(experimental_ns));
config.Set<webrtc::Intelligibility>(new webrtc::Intelligibility(intelligibility));
apm = webrtc::AudioProcessing::Create(config);
@ -65,19 +122,18 @@ static void *webrtc_create(const struct pw_properties *args, const spa_audio_inf
goto error;
}
// TODO: wire up args to control these
apm->high_pass_filter()->Enable(true);
apm->high_pass_filter()->Enable(high_pass_filter);
// Always disable drift compensation since it requires drift sampling
apm->echo_cancellation()->enable_drift_compensation(false);
apm->echo_cancellation()->Enable(true);
// TODO: wire up supression levels to args
apm->echo_cancellation()->set_suppression_level(webrtc::EchoCancellation::kHighSuppression);
apm->noise_suppression()->set_level(webrtc::NoiseSuppression::kHigh);
apm->noise_suppression()->Enable(true);
// FIXME: wire up args to AGC
// Note: AGC seems to mess up with Agnostic Delay Detection, especially with speech,
// result in very poor performance, disable by default
// apm->gain_control()->set_analog_level_limits(0, 255);
// apm->gain_control()->set_mode(webrtc::GainControl::kAdaptiveDigital);
// apm->gain_control()->Enable(true);
apm->noise_suppression()->set_level(webrtc::NoiseSuppression::kHigh);
apm->noise_suppression()->Enable(noise_suppression);
// TODO: wire up AGC parameters to args
apm->gain_control()->set_analog_level_limits(0, 255);
apm->gain_control()->set_mode(webrtc::GainControl::kAdaptiveDigital);
apm->gain_control()->Enable(gain_control);
impl = (struct impl *)calloc(1, sizeof(struct impl));
impl->info = *info;