import { ISdkBitrateFrame, SdkIndexFrame, SdkSubscribeAckFrame } from '../signalingprotocol/SignalingProtocol.js';
import VideoSource from '../videosource/VideoSource';
import VideoStreamIdSet from '../videostreamidset/VideoStreamIdSet';
import VideoStreamDescription from './VideoStreamDescription';
/**
 * [[VideoStreamIndex]] holds the set of video streams available on the server for subscription
 */
export default interface VideoStreamIndex {
    /**
     * Saves [[SdkIndexFrame]] in [[VideoStreamIndex]]
     */
    integrateIndexFrame(indexFrame: SdkIndexFrame): void;
    /**
     * Subscribe frame sent
     */
    subscribeFrameSent(): void;
    /**
     * Saves [[SdkSubscribeAckFrame]] in [[VideoStreamIndex]]
     */
    integrateSubscribeAckFrame(subscribeAck: SdkSubscribeAckFrame): void;
    /**
     * Saves [[SdkBitrateFrame]] in [[VideoStreamIndex]]
     */
    integrateBitratesFrame(bitrates: ISdkBitrateFrame): void;
    /**
     * Returns the set of all streams as [[VideoStreamIdSet]]
     */
    allStreams(): VideoStreamIdSet;
    /**
     * Returns an array of video sources who are sending video excluding self
     */
    allVideoSendingSourcesExcludingSelf(selfAttendeeId: string): VideoSource[];
    /**
     * Return a selection set of streams for subscription based on self attendee id, size information of tiles, bandwidth limitation
     */
    streamSelectionUnderBandwidthConstraint(selfAttendeeId: string, largeTileAttendeeIds: Set<string>, smallTileAttendeeIds: Set<string>, bandwidthKbps: number): VideoStreamIdSet;
    /**
     * Returns the set of the highest quality videos for subscription
     */
    highestQualityStreamFromEachGroupExcludingSelf(selfAttendeeId: string): VideoStreamIdSet;
    /**
     * Returns the number of participants who are publishing videos excluding self
     */
    numberOfVideoPublishingParticipantsExcludingSelf(selfAttendeeId: string): number;
    /**
     * Returns the number of video participants
     */
    numberOfParticipants(): number;
    /**
     * Returns attendee id for a track id
     */
    attendeeIdForTrack(trackId: string): string;
    /**
     * Returns external user id for a track id
     */
    externalUserIdForTrack(trackId: string): string;
    /**
     * Returns attendee id for a stream id
     */
    attendeeIdForStreamId(streamId: number): string;
    /**
     * Returns group id for a stream id
     */
    groupIdForStreamId(streamId: number): number;
    /**
     * Determines if the stream ID's are from the same group (client)
     */
    StreamIdsInSameGroup(streamId1: number, streamId2: number): boolean;
    /**
     * Returns a stream id for a track id
     */
    streamIdForTrack(trackId: string): number;
    /**
     * Returns a stream id for an SSRC Id
     */
    streamIdForSSRC(ssrcId: number): number;
    /**
     * Returns the set of streams which are paused at source.
     */
    streamsPausedAtSource(): VideoStreamIdSet;
    /**
     * Updates cached local stream description array via uplink decisions, an array of [[RTCRtpEncodingParameters]]
     */
    integrateUplinkPolicyDecision(encodingParameters: RTCRtpEncodingParameters[]): void;
    /**
     * Returns the cloned array of [[VideoStreamDescription]] corresponding to local streams
     */
    localStreamDescriptions(): VideoStreamDescription[];
    /**
     * Returns the cloned array of [[VideoStreamDescription]] corresponding to remote streams
     */
    remoteStreamDescriptions(): VideoStreamDescription[];
}