feat: adaptive quality in desktop, relay quality directive, Oboe state polling

- Wire AdaptiveQualityController into desktop engine send/recv tasks
  (mirrors Android pattern: AtomicU8 pending_profile, auto-mode check)
- Wire same into Android engine send task (was only in recv before)
- QualityDirective SignalMessage variant for relay-initiated codec switch
- ParticipantQuality tracking in relay RoomManager (per-participant
  AdaptiveQualityController, weakest-link tier computation)
- Relay broadcasts QualityDirective to all participants when room-wide
  tier degrades (coordinated codec switching)
- Oboe stream state polling: poll getState() for up to 2s after
  requestStart() to ensure both streams reach Started before proceeding
  (fixes intermittent silent calls on cold start, Nothing Phone A059)

Tasks: #7, #25, #26, #31, #35

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Siavash Sameni
2026-04-12 19:54:04 +04:00
parent 766c9df442
commit 22045bc5e6
5 changed files with 266 additions and 10 deletions

View File

@@ -131,6 +131,7 @@ pub fn signal_to_call_type(signal: &SignalMessage) -> CallSignalType {
// bridge. Catch-all mapping for completeness.
SignalMessage::FederatedSignalForward { .. } => CallSignalType::Offer,
SignalMessage::MediaPathReport { .. } => CallSignalType::Offer, // control-plane
SignalMessage::QualityDirective { .. } => CallSignalType::Offer, // relay-initiated
}
}

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@@ -8,6 +8,8 @@
#include <android/log.h>
#include <cstring>
#include <atomic>
#include <chrono>
#include <thread>
#define LOG_TAG "wzp-oboe"
#define LOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)
@@ -388,6 +390,38 @@ int wzp_oboe_start(const WzpOboeConfig* config, const WzpOboeRings* rings) {
return -5;
}
// Log initial stream states right after requestStart() returns.
// On well-behaved HALs both will already be Started; on others
// (Nothing A059) they may still be in Starting state.
LOGI("requestStart returned: capture_state=%d playout_state=%d",
(int)g_capture_stream->getState(),
(int)g_playout_stream->getState());
// Poll until both streams report Started state, up to 2s timeout.
// Some Android HALs (Nothing A059) delay transitioning from Starting
// to Started; proceeding before the transition completes causes the
// first capture/playout callbacks to be dropped silently.
{
auto deadline = std::chrono::steady_clock::now() + std::chrono::milliseconds(2000);
int poll_count = 0;
while (std::chrono::steady_clock::now() < deadline) {
auto cap_state = g_capture_stream->getState();
auto play_state = g_playout_stream->getState();
if (cap_state == oboe::StreamState::Started &&
play_state == oboe::StreamState::Started) {
LOGI("both streams Started after %d polls", poll_count);
break;
}
poll_count++;
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
// Log final state even on timeout (helps diagnose HAL quirks)
LOGI("stream states after poll: capture=%d playout=%d (polls=%d)",
(int)g_capture_stream->getState(),
(int)g_playout_stream->getState(),
poll_count);
}
LOGI("Oboe started: sr=%d burst=%d ch=%d",
config->sample_rate, config->frames_per_burst, config->channel_count);
return 0;

View File

@@ -917,6 +917,14 @@ pub enum SignalMessage {
/// federation link via `send_signal_to_peer`.
origin_relay_fp: String,
},
/// Relay-initiated quality directive: all participants should switch
/// to the recommended profile to match the weakest link.
QualityDirective {
recommended_profile: crate::QualityProfile,
#[serde(default, skip_serializing_if = "Option::is_none")]
reason: Option<String>,
},
}
/// How the callee responds to a direct call.

View File

@@ -13,6 +13,8 @@ use tokio::sync::Mutex;
use tracing::{error, info, warn};
use wzp_proto::packet::TrunkFrame;
use wzp_proto::quality::{AdaptiveQualityController, Tier};
use wzp_proto::traits::QualityController;
use wzp_proto::MediaTransport;
use crate::metrics::RelayMetrics;
@@ -50,6 +52,45 @@ impl DebugTap {
}
}
/// Tracks network quality for a single participant in a room.
struct ParticipantQuality {
controller: AdaptiveQualityController,
current_tier: Tier,
}
impl ParticipantQuality {
fn new() -> Self {
Self {
controller: AdaptiveQualityController::new(),
current_tier: Tier::Good,
}
}
/// Feed a quality report and return the new tier if it changed.
fn observe(&mut self, report: &wzp_proto::packet::QualityReport) -> Option<Tier> {
let _ = self.controller.observe(report);
let new_tier = self.controller.tier();
if new_tier != self.current_tier {
self.current_tier = new_tier;
Some(new_tier)
} else {
None
}
}
}
/// Compute the weakest (worst) quality tier across all tracked participants.
fn weakest_tier<'a>(qualities: impl Iterator<Item = &'a ParticipantQuality>) -> Tier {
qualities
.map(|pq| pq.current_tier)
.min_by_key(|t| match t {
Tier::Good => 2,
Tier::Degraded => 1,
Tier::Catastrophic => 0,
})
.unwrap_or(Tier::Good)
}
/// Unique participant ID within a room.
pub type ParticipantId = u64;
@@ -208,6 +249,10 @@ pub struct RoomManager {
acl: Option<HashMap<String, HashSet<String>>>,
/// Channel for room lifecycle events (federation subscribes).
event_tx: tokio::sync::broadcast::Sender<RoomEvent>,
/// Per-participant quality tracking, keyed by (room_name, participant_id).
qualities: HashMap<(String, ParticipantId), ParticipantQuality>,
/// Current room-wide tier per room (to avoid repeated broadcasts).
room_tiers: HashMap<String, Tier>,
}
impl RoomManager {
@@ -217,6 +262,8 @@ impl RoomManager {
rooms: HashMap::new(),
acl: None,
event_tx,
qualities: HashMap::new(),
room_tiers: HashMap::new(),
}
}
@@ -227,6 +274,8 @@ impl RoomManager {
rooms: HashMap::new(),
acl: Some(HashMap::new()),
event_tx,
qualities: HashMap::new(),
room_tiers: HashMap::new(),
}
}
@@ -277,6 +326,7 @@ impl RoomManager {
|| self.rooms.get(room_name).map_or(true, |r| r.is_empty());
let room = self.rooms.entry(room_name.to_string()).or_insert_with(Room::new);
let id = room.add(addr, sender, fingerprint.map(|s| s.to_string()), alias.map(|s| s.to_string()));
self.qualities.insert((room_name.to_string(), id), ParticipantQuality::new());
if was_empty {
let _ = self.event_tx.send(RoomEvent::LocalJoin { room: room_name.to_string() });
}
@@ -323,10 +373,12 @@ impl RoomManager {
/// Leave a room. Returns (room_update_msg, remaining_senders) for broadcasting, or None if room is now empty.
pub fn leave(&mut self, room_name: &str, participant_id: ParticipantId) -> Option<(wzp_proto::SignalMessage, Vec<ParticipantSender>)> {
self.qualities.remove(&(room_name.to_string(), participant_id));
if let Some(room) = self.rooms.get_mut(room_name) {
room.remove(participant_id);
if room.is_empty() {
self.rooms.remove(room_name);
self.room_tiers.remove(room_name);
let _ = self.event_tx.send(RoomEvent::LocalLeave { room: room_name.to_string() });
info!(room = room_name, "room closed (empty)");
return None;
@@ -363,6 +415,58 @@ impl RoomManager {
pub fn list(&self) -> Vec<(String, usize)> {
self.rooms.iter().map(|(k, v)| (k.clone(), v.len())).collect()
}
/// Feed a quality report from a participant. If the room-wide weakest
/// tier changes, returns `(QualityDirective signal, all senders)` for
/// broadcasting.
pub fn observe_quality(
&mut self,
room_name: &str,
participant_id: ParticipantId,
report: &wzp_proto::packet::QualityReport,
) -> Option<(wzp_proto::SignalMessage, Vec<ParticipantSender>)> {
let key = (room_name.to_string(), participant_id);
let tier_changed = self.qualities
.get_mut(&key)
.and_then(|pq| pq.observe(report))
.is_some();
if !tier_changed {
return None;
}
// Compute the weakest tier across all participants in this room
let room_qualities = self.qualities.iter()
.filter(|((rn, _), _)| rn == room_name)
.map(|(_, pq)| pq);
let weakest = weakest_tier(room_qualities);
let current_room_tier = self.room_tiers.get(room_name).copied().unwrap_or(Tier::Good);
if weakest == current_room_tier {
return None;
}
// Room-wide tier changed — update and broadcast directive
self.room_tiers.insert(room_name.to_string(), weakest);
let profile = weakest.profile();
info!(
room = room_name,
old_tier = ?current_room_tier,
new_tier = ?weakest,
codec = ?profile.codec,
fec_ratio = profile.fec_ratio,
"room quality directive"
);
let directive = wzp_proto::SignalMessage::QualityDirective {
recommended_profile: profile,
reason: Some(format!("weakest link: {weakest:?}")),
};
let senders = self.rooms.get(room_name)
.map(|r| r.all_senders())
.unwrap_or_default();
Some((directive, senders))
}
}
// ---------------------------------------------------------------------------
@@ -535,11 +639,17 @@ async fn run_participant_plain(
metrics.update_session_quality(session_id, report);
}
// Get current list of other participants
// Get current list of other participants + check quality directive
let lock_start = std::time::Instant::now();
let others = {
let mgr = room_mgr.lock().await;
mgr.others(&room_name, participant_id)
let (others, quality_directive) = {
let mut mgr = room_mgr.lock().await;
let directive = if let Some(ref report) = pkt.quality_report {
mgr.observe_quality(&room_name, participant_id, report)
} else {
None
};
let o = mgr.others(&room_name, participant_id);
(o, directive)
};
let lock_ms = lock_start.elapsed().as_millis() as u64;
if lock_ms > 10 {
@@ -551,6 +661,11 @@ async fn run_participant_plain(
);
}
// Broadcast quality directive to all participants if tier changed
if let Some((directive, all_senders)) = quality_directive {
broadcast_signal(&all_senders, &directive).await;
}
// Debug tap: log packet metadata
if let Some(ref tap) = debug_tap {
if tap.matches(&room_name) {
@@ -719,9 +834,15 @@ async fn run_participant_trunked(
}
let lock_start = std::time::Instant::now();
let others = {
let mgr = room_mgr.lock().await;
mgr.others(&room_name, participant_id)
let (others, quality_directive) = {
let mut mgr = room_mgr.lock().await;
let directive = if let Some(ref report) = pkt.quality_report {
mgr.observe_quality(&room_name, participant_id, report)
} else {
None
};
let o = mgr.others(&room_name, participant_id);
(o, directive)
};
let lock_ms = lock_start.elapsed().as_millis() as u64;
if lock_ms > 10 {
@@ -733,6 +854,11 @@ async fn run_participant_trunked(
);
}
// Broadcast quality directive to all participants if tier changed
if let Some((directive, all_senders)) = quality_directive {
broadcast_signal(&all_senders, &directive).await;
}
let fwd_start = std::time::Instant::now();
let pkt_bytes = pkt.payload.len() as u64;
for other in &others {

View File

@@ -9,7 +9,7 @@
//! still fails cleanly but the rest of the engine code links in.
use std::net::SocketAddr;
use std::sync::atomic::{AtomicBool, AtomicU32, AtomicU64, Ordering};
use std::sync::atomic::{AtomicBool, AtomicU8, AtomicU32, AtomicU64, Ordering};
use std::sync::Arc;
use std::time::Instant;
use tauri::Emitter;
@@ -26,11 +26,38 @@ use wzp_client::audio_io::{AudioCapture, AudioPlayback};
// Android (where wzp-client is pulled in with default-features=false).
use wzp_client::call::{CallConfig, CallEncoder};
use wzp_proto::traits::AudioDecoder;
use wzp_proto::{CodecId, MediaTransport, QualityProfile};
use wzp_proto::traits::{AudioDecoder, QualityController};
use wzp_proto::{AdaptiveQualityController, CodecId, MediaTransport, QualityProfile};
const FRAME_SAMPLES_40MS: usize = 1920;
/// Profile index mapping for the AtomicU8 adaptive-quality bridge.
const PROFILE_NO_CHANGE: u8 = 0xFF;
fn profile_to_index(p: &QualityProfile) -> u8 {
match p.codec {
CodecId::Opus64k => 0,
CodecId::Opus48k => 1,
CodecId::Opus32k => 2,
CodecId::Opus24k => 3,
CodecId::Opus6k => 4,
CodecId::Codec2_1200 => 5,
_ => 3, // default to GOOD
}
}
fn index_to_profile(idx: u8) -> Option<QualityProfile> {
match idx {
0 => Some(QualityProfile::STUDIO_64K),
1 => Some(QualityProfile::STUDIO_48K),
2 => Some(QualityProfile::STUDIO_32K),
3 => Some(QualityProfile::GOOD),
4 => Some(QualityProfile::DEGRADED),
5 => Some(QualityProfile::CATASTROPHIC),
_ => None,
}
}
/// Resolve a quality string from the UI to a QualityProfile.
/// Returns None for "auto" (use default adaptive behavior).
fn resolve_quality(quality: &str) -> Option<QualityProfile> {
@@ -480,6 +507,10 @@ impl CallEngine {
let tx_codec = Arc::new(Mutex::new(String::new()));
let rx_codec = Arc::new(Mutex::new(String::new()));
// Adaptive quality: shared pending-profile bridge between recv → send.
let pending_profile = Arc::new(AtomicU8::new(PROFILE_NO_CHANGE));
let auto_profile = resolve_quality(&quality).is_none();
// Send task — drain Oboe capture ring, Opus-encode, push to transport.
let send_t = transport.clone();
let send_r = running.clone();
@@ -492,6 +523,7 @@ impl CallEngine {
let send_tx_codec = tx_codec.clone();
let send_t0 = call_t0;
let send_app = app.clone();
let send_pending_profile = pending_profile.clone();
tokio::spawn(async move {
let profile = resolve_quality(&send_quality);
let config = match profile {
@@ -609,6 +641,20 @@ impl CallEngine {
Err(e) => error!("encode: {e}"),
}
// Adaptive quality: check if recv task recommended a profile switch.
if auto_profile {
let p = send_pending_profile.swap(PROFILE_NO_CHANGE, Ordering::Acquire);
if p != PROFILE_NO_CHANGE {
if let Some(new_profile) = index_to_profile(p) {
info!(to = ?new_profile.codec, "auto: switching encoder profile");
if encoder.set_profile(new_profile).is_ok() {
dred_tuner.set_codec(new_profile.codec);
*send_tx_codec.lock().await = format!("{:?}", new_profile.codec);
}
}
}
}
// DRED tuner: poll quinn path stats periodically and
// adjust encoder DRED duration + expected-loss hint.
frames_since_dred_poll += 1;
@@ -682,6 +728,7 @@ impl CallEngine {
let recv_rx_codec = rx_codec.clone();
let recv_t0 = call_t0;
let recv_app = app.clone();
let pending_profile_recv = pending_profile.clone();
tokio::spawn(async move {
let initial_profile = resolve_quality(&quality).unwrap_or(QualityProfile::GOOD);
// Phase 3b/3c: use concrete AdaptiveDecoder (not Box<dyn
@@ -696,6 +743,7 @@ impl CallEngine {
// Phase 3b/3c DRED reconstruction state — see DredRecvState
// above for the full flow.
let mut dred_recv = DredRecvState::new();
let mut quality_ctrl = AdaptiveQualityController::new();
info!(codec = ?current_codec, t_ms = recv_t0.elapsed().as_millis(), "first-join diag: recv task spawned (android/oboe)");
// First-join diagnostic latches — see send task above for the
// sibling capture milestones.
@@ -845,6 +893,15 @@ impl CallEngine {
);
}
// Adaptive quality: ingest quality reports from peer
if let Some(ref qr) = pkt.quality_report {
if let Some(new_profile) = quality_ctrl.observe(qr) {
let idx = profile_to_index(&new_profile);
info!(to = ?new_profile.codec, "auto: quality adapter recommends switch");
pending_profile_recv.store(idx, Ordering::Release);
}
}
match decoder.decode(&pkt.payload, &mut pcm) {
Ok(n) => {
last_decode_n = n;
@@ -1255,6 +1312,10 @@ impl CallEngine {
let tx_codec = Arc::new(Mutex::new(String::new()));
let rx_codec = Arc::new(Mutex::new(String::new()));
// Adaptive quality: shared pending-profile bridge between recv → send.
let pending_profile = Arc::new(AtomicU8::new(PROFILE_NO_CHANGE));
let auto_profile = resolve_quality(&quality).is_none();
// Send task
let send_t = transport.clone();
let send_r = running.clone();
@@ -1264,6 +1325,7 @@ impl CallEngine {
let send_drops = Arc::new(AtomicU64::new(0));
let send_quality = quality.clone();
let send_tx_codec = tx_codec.clone();
let send_pending_profile = pending_profile.clone();
tokio::spawn(async move {
let profile = resolve_quality(&send_quality);
let config = match profile {
@@ -1326,6 +1388,20 @@ impl CallEngine {
Err(e) => error!("encode: {e}"),
}
// Adaptive quality: check if recv task recommended a profile switch.
if auto_profile {
let p = send_pending_profile.swap(PROFILE_NO_CHANGE, Ordering::Acquire);
if p != PROFILE_NO_CHANGE {
if let Some(new_profile) = index_to_profile(p) {
info!(to = ?new_profile.codec, "auto: switching encoder profile");
if encoder.set_profile(new_profile).is_ok() {
dred_tuner.set_codec(new_profile.codec);
*send_tx_codec.lock().await = format!("{:?}", new_profile.codec);
}
}
}
}
// DRED tuner: poll quinn path stats periodically.
frames_since_dred_poll += 1;
if frames_since_dred_poll >= DRED_POLL_INTERVAL {
@@ -1349,6 +1425,7 @@ impl CallEngine {
let recv_spk = spk_muted.clone();
let recv_fr = frames_received.clone();
let recv_rx_codec = rx_codec.clone();
let pending_profile_recv = pending_profile.clone();
tokio::spawn(async move {
let initial_profile = resolve_quality(&quality).unwrap_or(QualityProfile::GOOD);
// Phase 3b/3c: concrete AdaptiveDecoder (not Box<dyn>) so we
@@ -1361,6 +1438,7 @@ impl CallEngine {
let mut agc = wzp_codec::AutoGainControl::new();
let mut pcm = vec![0i16; FRAME_SAMPLES_40MS]; // big enough for any codec
let mut dred_recv = DredRecvState::new();
let mut quality_ctrl = AdaptiveQualityController::new();
loop {
if !recv_r.load(Ordering::Relaxed) {
@@ -1425,6 +1503,15 @@ impl CallEngine {
);
}
// Adaptive quality: ingest quality reports from peer
if let Some(ref qr) = pkt.quality_report {
if let Some(new_profile) = quality_ctrl.observe(qr) {
let idx = profile_to_index(&new_profile);
info!(to = ?new_profile.codec, "auto: quality adapter recommends switch");
pending_profile_recv.store(idx, Ordering::Release);
}
}
if let Ok(n) = decoder.decode(&pkt.payload, &mut pcm) {
agc.process_frame(&mut pcm[..n]);
if !recv_spk.load(Ordering::Relaxed) {