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fix(audio): use WebRTC VAD on iOS

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This commit is contained in:
Edison Jwa
2026-05-31 22:30:28 +09:00
parent c02d4e6df3
commit 6f7063971d
6 changed files with 119 additions and 189 deletions
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crates/chanora_audio/src/route_policy.rs
+9 -4
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@@ -30,7 +30,7 @@ pub fn ios_route_policy(route: AudioRoute) -> AudioProcessingConfig {
route,
ios_mode: IosVoiceProcessingMode::PlatformVoiceProcessing,
processing_backend: AudioBackend::PlatformVoiceProcessing,
vad_backend: VadBackend::SileroOnnx,
vad_backend: VadBackend::WebrtcVad,
aec: EffectOwner::Platform,
// VPIO owns NS and AGC on the shipping default path (IOSP_002/003).
ns: EffectOwner::Platform,
@@ -43,7 +43,7 @@ pub fn ios_route_policy(route: AudioRoute) -> AudioProcessingConfig {
route,
ios_mode: IosVoiceProcessingMode::PlatformVoiceProcessing,
processing_backend: AudioBackend::Noop,
vad_backend: VadBackend::SileroOnnx,
vad_backend: VadBackend::WebrtcVad,
// No AEC needed for wired headset (no acoustic echo path).
aec: EffectOwner::Off,
// Conservative NS/AGC: optional, not forced.
@@ -57,7 +57,7 @@ pub fn ios_route_policy(route: AudioRoute) -> AudioProcessingConfig {
route,
ios_mode: IosVoiceProcessingMode::PlatformVoiceProcessing,
processing_backend: AudioBackend::PlatformVoiceProcessing,
vad_backend: VadBackend::SileroOnnx,
vad_backend: VadBackend::WebrtcVad,
// BT HFP manages its own AEC in the headset firmware.
aec: EffectOwner::Off,
ns: EffectOwner::Conservative,
@@ -87,7 +87,7 @@ pub fn ios_route_policy(route: AudioRoute) -> AudioProcessingConfig {
route,
ios_mode: IosVoiceProcessingMode::PlatformVoiceProcessing,
processing_backend: AudioBackend::Noop,
vad_backend: VadBackend::SileroOnnx,
vad_backend: VadBackend::WebrtcVad,
// Safe fallback: AEC off until route is classified.
aec: EffectOwner::Off,
ns: EffectOwner::Off,
@@ -146,6 +146,7 @@ mod tests {
cfg.ios_mode,
IosVoiceProcessingMode::PlatformVoiceProcessing
);
assert_eq!(cfg.vad_backend, VadBackend::WebrtcVad);
}
#[test]
@@ -156,6 +157,7 @@ mod tests {
AudioBackend::PlatformVoiceProcessing
);
assert_eq!(cfg.aec, EffectOwner::Platform);
assert_eq!(cfg.vad_backend, VadBackend::WebrtcVad);
}
#[test]
@@ -163,12 +165,14 @@ mod tests {
let cfg = ios_route_policy(AudioRoute::WiredHeadset);
assert_eq!(cfg.aec, EffectOwner::Off);
assert_eq!(cfg.processing_backend, AudioBackend::Noop);
assert_eq!(cfg.vad_backend, VadBackend::WebrtcVad);
}
#[test]
fn bluetooth_hfp_disables_app_aec() {
let cfg = ios_route_policy(AudioRoute::BluetoothHfp);
assert_eq!(cfg.aec, EffectOwner::Off);
assert_eq!(cfg.vad_backend, VadBackend::WebrtcVad);
}
#[test]
@@ -183,6 +187,7 @@ mod tests {
fn unknown_route_safe_fallback_no_aec() {
let cfg = ios_route_policy(AudioRoute::Unknown);
assert_eq!(cfg.aec, EffectOwner::Off);
assert_eq!(cfg.vad_backend, VadBackend::WebrtcVad);
}
#[test]