export declare class PresentationConcurrency {
    private promisePendingStart?;
    private promisePendingStop?;
    private cancelableSendPresentation?;
    get isPending(): boolean;
    cancel(): void;
    runWithRepeatedCalls(targetFunction: () => Promise<MediaStreamVideoTrack>, isComplete: () => boolean, options?: {
        callLimit: number;
    }): Promise<MediaStreamVideoTrack>;
    runStart(operation: () => Promise<MediaStreamVideoTrack>): Promise<MediaStreamVideoTrack>;
    awaitPendingStart(): Promise<void>;
    runStop(operation: () => Promise<MediaStreamVideoTrack | undefined>): Promise<MediaStreamVideoTrack | undefined>;
    clearPending(): void;
    reset(): void;
}