import { EContentMainCAM } from '../ApiManager';
import { TOnSetParameters, TResultSetParametersToSender } from '../tools';
import { TResolutionSize } from '../types';
export interface IBalancerOptions {
    ignoreForCodec?: string;
    onSetParameters?: TOnSetParameters;
    getMaxResolution: () => TResolutionSize | undefined;
}
export interface IMainCamHeaders {
    mainCam?: EContentMainCAM;
    resolutionMainCam?: string;
}
export interface IBalancingContext {
    sender: RTCRtpSender;
    videoTrack: MediaStreamVideoTrack;
    codec?: string;
}
export interface ISenderFinder {
    findVideoSender: (senders: RTCRtpSender[]) => RTCRtpSender | undefined;
}
export interface ICodecProvider {
    getCodecFromSender: (sender: RTCRtpSender) => Promise<string>;
}
export interface IEncodingParameters {
    scaleResolutionDownBy: number;
    maxBitrate: number;
}
export interface IParametersSetter {
    setEncodingsToSender: (sender: RTCRtpSender, parameters: IEncodingParameters, onSetParameters?: TOnSetParameters) => Promise<TResultSetParametersToSender>;
}
export type TMainCamControlHandler = (headers: IMainCamHeaders) => void;
export interface IEventHandler {
    subscribe: (handler: TMainCamControlHandler) => void;
    unsubscribe: () => void;
}
export interface ITaskQueue<T> {
    add: (task: () => Promise<T>) => Promise<T>;
}