import Logger from '../logger/Logger';
import TransceiverController from '../transceivercontroller/TransceiverController';
import DefaultVideoAndEncodeParameter from '../videocaptureandencodeparameter/DefaultVideoCaptureAndEncodeParameter';
import VideoStreamIndex from '../videostreamindex/VideoStreamIndex';
import ConnectionMetrics from './ConnectionMetrics';
import VideoUplinkBandwidthPolicy from './VideoUplinkBandwidthPolicy';
/** NScaleVideoUplinkBandwidthPolicy implements capture and encode
 *  parameters that are nearly equivalent to those chosen by the
 *  traditional native clients, except for a modification to
 *  maxBandwidthKbps and scaleResolutionDownBy described below. */
export default class NScaleVideoUplinkBandwidthPolicy implements VideoUplinkBandwidthPolicy {
    private selfAttendeeId;
    private scaleResolution;
    private logger;
    static readonly encodingMapKey = "video";
    static readonly targetHeightArray: number[];
    private numParticipants;
    private optimalParameters;
    private parametersInEffect;
    private idealMaxBandwidthKbps;
    private hasBandwidthPriority;
    private encodingParamMap;
    private transceiverController;
    constructor(selfAttendeeId: string, scaleResolution?: boolean, logger?: Logger | undefined);
    updateConnectionMetric(_metrics: ConnectionMetrics): void;
    chooseMediaTrackConstraints(): MediaTrackConstraints;
    chooseEncodingParameters(): Map<string, RTCRtpEncodingParameters>;
    updateIndex(videoIndex: VideoStreamIndex): void;
    wantsResubscribe(): boolean;
    chooseCaptureAndEncodeParameters(): DefaultVideoAndEncodeParameter;
    private captureWidth;
    private captureHeight;
    private captureFrameRate;
    maxBandwidthKbps(): number;
    setIdealMaxBandwidthKbps(idealMaxBandwidthKbps: number): void;
    setHasBandwidthPriority(hasBandwidthPriority: boolean): void;
    setTransceiverController(transceiverController: TransceiverController | undefined): void;
    updateTransceiverController(): Promise<void>;
    private encodingParametersHaveSameBitrateAndScaling;
    private calculateEncodingParameters;
    private getStreamCaptureSetting;
}