import SimulcastUplinkObserver from './SimulcastUplinkObserver';
import VideoUplinkBandwidthPolicy from './VideoUplinkBandwidthPolicy';
export default interface SimulcastUplinkPolicy extends VideoUplinkBandwidthPolicy {
    /**
     * Adds SimulcastUplinkObserver to observe simulcast encoding
     * resolution layer changes
     */
    addObserver(observer: SimulcastUplinkObserver): void;
    /**
     * Removes SimulcastUplinkObserver
     */
    removeObserver(observer: SimulcastUplinkObserver): void;
    /**
     * Iterates through each observer, so that their notification functions may
     * be called.
     */
    forEachObserver(observerFunc: (observer: SimulcastUplinkObserver) => void): void;
}