export declare enum HMSSimulcastLayer {
    NONE = "none",
    LOW = "low",
    MEDIUM = "medium",
    HIGH = "high"
}
export interface SimulcastLayer {
    rid: string;
    scaleResolutionDownBy: number;
    maxBitrate: number;
    maxFramerate: number;
}
export interface SimulcastResolution {
    width: number;
    height: number;
}
export interface SimulcastLayers {
    layers?: SimulcastLayer[];
}
export declare type HMSPreferredSimulcastLayer = Exclude<HMSSimulcastLayer, HMSSimulcastLayer.NONE>;
export interface HMSSimulcastLayerDefinition {
    layer: HMSPreferredSimulcastLayer;
    resolution: SimulcastResolution;
}
export declare type RID = 'f' | 'h' | 'q';
export declare const simulcastMapping: {
    f: HMSSimulcastLayer;
    h: HMSSimulcastLayer;
    q: HMSSimulcastLayer;
};