/** Internal contract: games continue to use room.voice()/room.video(). */
export interface MediaSessionConfig {
    mode: 'p2p' | 'sfu';
    iceServers: RTCIceServer[];
    expiresAt?: number;
    sfu?: {
        url: string;
        token: string;
        managedIce?: boolean;
    };
}
export type MediaSessionProvider = (request: {
    channel: string;
    media: 'audio' | 'video';
}, signal: AbortSignal) => Promise<MediaSessionConfig>;