import { type VideoRole, type VideoSendSettings, type VideoWanted } from "./videoDemand.js";
/**
 * The one writer of the camera's and the share's encodings. Once a second it merges the
 * embedder's settings, what viewers want and the send estimate, and writes both senders.
 */
export declare function createVideoSendController(getPc: () => RTCPeerConnection | null, getSender: (role: VideoRole) => RTCRtpSender | null): {
    /** The embedder's settings for one role, or null once that stream has stopped. */
    setSettings(role: VideoRole, settings: VideoSendSettings | null): void;
    onWanted(update: VideoWanted & {
        mid: string;
    }): void;
    /** The SFU's cap on what this peer sends it, in bits per second, from room_joined. */
    setIngestCap(bps: number | null): void;
    /** Once a second while connected: the estimate, the holds, the pause and the resume check. */
    tick: () => void;
};