export interface ICallEstablishmentTimings {
    mode: 'trickle' | 'non-trickle';
    direction: 'outbound' | 'inbound';
    steps: Array<{
        label: string;
        fromStart: number;
        delta: number;
    }>;
}
export declare function callMarkName(callId: string, suffix: string): string;
export declare function collectCallEstablishmentTimings(callId: string, mode: 'trickle' | 'non-trickle', direction: 'outbound' | 'inbound'): ICallEstablishmentTimings;
export declare function logCallEstablishmentTimings(timings: ICallEstablishmentTimings): void;
export declare function clearCallMarks(callId: string): void;