export type MeetingPhase = "idle" | "connecting" | "lobby" | "connected" | "disconnected" | "error";
export type AcsAudioSource = "glasses" | "phone";
export type AcsActiveStream = "none" | "virtual" | "local";
export type AcsAudioSafety = "safe" | "degraded" | "unsafe";
/**
 * Health of the glasses WHEP subscription feeding the call. `failed` = ICE dropped or
 * the WHEP endpoint went away while the ACS call may still be `connected`. Native
 * rebuilds it on its own with backoff; the host can force one via `restartVideoSource`.
 */
export type AcsMediaSourceState = "idle" | "connecting" | "live" | "failed";
export type AcsMeetingParticipantState = "idle" | "connecting" | "connected" | "lobby" | "hold" | "disconnected";
export type AcsMeetingParticipant = {
    id: string;
    displayName: string | null;
    state: AcsMeetingParticipantState;
    isMuted: boolean;
    isSpeaking: boolean;
};
export type AcsMeetingState = {
    state: MeetingPhase;
    muted: boolean;
    /** Whether ACS is sending the glasses camera. Resets to true on every join. */
    videoEnabled?: boolean;
    error?: string;
    meetingUrl?: string;
    provider?: "acs-teams";
    audioSource?: AcsAudioSource;
    activeStream?: AcsActiveStream;
    audioSafety?: AcsAudioSafety;
    mediaSource?: AcsMediaSourceState;
    /** Native receiver diagnostic, including the reason a local WHIP offer was rejected. */
    mediaSourceReason?: string;
    /** ACS disconnect diagnostics, emitted when the final disconnected state arrives. */
    endReason_code?: number;
    endReason_subcode?: number;
    /** Local WHIP endpoint, available after a SoftAP join or `rebindSoftApIngest`. */
    ingestUrl?: string;
    /** Remote roster, including participant state, mute state and speaking updates. */
    participants?: AcsMeetingParticipant[];
};
export type AcsOutgoingVideo = {
    width: number;
    height: number;
    fps: number;
    maxBitrateBps: number;
};
export type AcsMeetingJoinOptions = {
    meetingUrl: string;
    token: string;
    identityMode?: "guest" | "teams-user";
    whepUrl?: string;
    videoSource?: {
        type: "whep";
        url: string;
    } | {
        type: "softap";
        bindAddress: string;
    };
    displayName?: string;
    /** "glasses" sends WHEP PCM. "phone" uses the ACS local mic (handset or BT). */
    audioSource?: AcsAudioSource;
    /**
     * Hold outgoing PCM this many ms before ACS. SoftAP+LC3 sets this in the host
     * because BLE audio reaches the phone before SoftAP video.
     */
    audioDelayMs?: number;
    /** Dump WHEP PCM to a WAV in cache for P4 verification. */
    dumpPcmWav?: boolean;
    /** When omitted, native keeps 1280×720@15 / 2.5 Mbps. */
    video?: AcsOutgoingVideo;
};
export type AcsIncomingPcmEvent = {
    base64: string;
    sampleRate: number;
    channels: number;
};
export type AcsMeetingModuleEvents = {
    onState: (state: AcsMeetingState) => void;
    onIncomingPcm: (pcm: AcsIncomingPcmEvent) => void;
};
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