import BaseSignaling from '../../abstract/BaseSignaling';
export default class ScreenCaptureSender {
    private readonly _encoder;
    private readonly _datachannel;
    private readonly _signaling;
    private readonly _fastSharing;
    private _destroyed;
    private _needKeyframe;
    private readonly DATA_SIZE;
    private _congestionControl;
    private _frameNum;
    private _width;
    private _height;
    private _feedback;
    private _lastSentFrameSeq;
    private _lastDeliveredFrameSeq;
    private _lastFrameDelay;
    private _lastFramerateReduced;
    private _lastSharingStat;
    private readonly _congestionControlEnabled;
    private readonly _queue;
    private readonly _fpsMeter;
    private readonly _maxFrameDelay;
    constructor(track: MediaStreamTrack, datachannel: RTCDataChannel, signaling: BaseSignaling, fastSharing: boolean);
    private _handleQueue;
    /**
     * Очищает очередь до опорного кадра
     * @returns Есть ли в очереди опорный кадр
     * @hidden
     */
    private _cleanupQueue;
    private _requestFrame;
    private _sliceFrame;
    private _wrapHeader;
    private _stopPacket;
    private _sendFrameChunk;
    destroy(): void;
    static isBrowserSupported(): boolean;
    private _onCongestionCallback;
    private _onResize;
    private _calcMinMaxBitrate;
    private _sendSharingStat;
}